ETHIOPIAN MRO

Maintenance Experience Logbook

EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Form No : MNT-1278
FAA Aproval number: ETIY102F

1. Personnel data.

Certifying Staff

Name: KEHULU BELAY

ID No: 23930

Certification Authorisation nr

Certification Authorisation nr
(if already hold):

Certifying staff Privileges hold

(or intended to be granted):

Signature:

Revision number 06, 12 OCT 2021

 ETHIOPIAN MRO
EASA Aproval number : EASA 145.0482 Maintenance Experience Logbook
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F ID. : 23930
2 Logbook data.
2.1 Logbook filling instructions.
ID Option Description/Remarks
1. Date - Date when the maintenance activity was carried out.
2. Location - Location where the maintenance activity was carried out.
3. A/C or comp Type - A/C or component type.
4. A/C Reg. or comp. s/n - A/C registration marks or component serial number.
5. Type of - Identify the class rating under which the maintenance is carried out.
maintenance (rating) The various options corresponds to the different ratings possible for a Part 145 AMO
6. Privilege used - when the person holds different privileges this block is intended to identify the certifying staff or support staff privilege used depending from
the rating identified in the previous column (i.e. aircraft certifying staff cat.A or B1 or B2 or C, components or engines or NDT certifying staff )
Identify the task type using the following term as being the more applicable to the task carried out. More than one term may be selected (i.e. TS and R/I and

FOT Functional / Operational Test.

SGH Service and Ground Handling.
R/I Removal / Installation.
7. Task type MEL Minimum Equipment List
TS Trouble Shooting.
MOD Modification
REP Repair
INSP Inspection
Identify the type of activity using the following term as being the more applicable to the activity carried out. More than one term may be selected.

Training The person recording the task in this logbook is under training.
8. Type of activity Perform The maintenance activity recorded in the row was performed by the logbook owner
Supervise The maintenance activity recorded in the row was supervised by the logbook owner
CRS The maintenance activity recorded in the row was released to service by the logbook owner
9. ATA - Enter the ATA chapter which better describes the majority of the activity carried out. More than one ATA chapters may be
entered when necessary/applicable to the activity carried out.
10.Operation Performed - This filed is used to provide detailed reference to the task carried out
11. Time (hrs) - Enter the total time (in hours) spent to accomplish the activity recorded in the row
12. Maintenance record - Enter the precise reference of the maintenance records where the activity mentioned in this logbook was recorded (i.e. ATL
ref. page 34 dated 1/1/2013, or work card nr. 12345, etc.).
13. Remark - this field is intended to be used for any additional comment/not which was not possible to enter in the other fields.
Revision number 06, 12 OCT 2021
 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/20/17 ADD/HG B787- ET-ARE ETCAA AMT X x 34 PERFORMED ISS 0.5 TSFN8002J4HB
RWIDEB 8(GENX- WEATHER RADAR
ODY/TR 1B) OPERATIONAL TEST AS
ACK3 PER 34-42-00 AND
FOUND NORMAL.
7/15/17 ADD/HG B787- ET-ASG ETCAA AMT X x 46 DOWNLOADED FULL 1 TSFN8002YAY
RWIDEB 8(GENX- FLIGHT DATA AS PER W
ODY/TR 1B) AMM B787-A-46-13-00-
ACK3 02A-110B-A
7/15/17 ADD/HG B787- ET-ASG ETCAA AMT x 45 PERFORMED CENTRAL 0.33 TSFN800371M3
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) COMPUTING FUNCTION
ACK3 - LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016

Revision Number 06, 12 OCT 2021 Page 3 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/15/17 ADD/HG B787- ET-ASG ETCAA AMT x 27 CHECKED RESITANCE 3.5 TSFN80034P37
RWIDEB 8(GENX- OF FLIGHT CONTROLS-
ODY/TR 1B) SPOILER HYDRAULIC
ACK3 SYSTEMS- AT EHSV
CONNECTORS-
INBOARD SPOILERS 6 &
7- LEFT WING AS PER
B787-8 AMM 27-61-10
AND FOUND SPOILER 6
=483.5 OHM WHICH IS
WITHIN LIMIT BUT
SPOILER 7 =969 OHM
WHICH MUST BE
CHANGED WITHIN THE
COMING 3 MONTHS.

Revision Number 06, 12 OCT 2021 Page 4 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/15/17 ADD/HG B787- ET-ASG ETCAA AMT x 27 CHECKED RESITANCE 3.5 TSFN80035AK7
RWIDEB 8(GENX- OF FLIGHT CONTROLS-
ODY/TR 1B) SPOILER HYDRAULIC
ACK3 SYSTEMS- AT EHSV
CONNECTORS-
INBOARD SPOILERS 8 &
9- RIGHT WING AS PER
B787-8 AMM 27-61-10
AND FOUND SPOILER 8
=498.3 OHM AND
SPOILER 9 =493.3 OHM
WHICH ARE WITHIN
LIMIT.

Revision Number 06, 12 OCT 2021 Page 5 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/15/17 ADD/HG B787- ET-ASG ETCAA AMT x 27 CHECKED RESITANCE 3.5 TSFN80035AKA
RWIDEB 8(GENX- OF FLIGHT CONTROLS-
ODY/TR 1B) SPOILER HYDRAULIC
ACK3 SYSTEMS- AT EHSV
CONNECTORS-
OUTBOARD SPOILERS 1,
2 AND 3 - LEFT WING AS
PER B787-8 AMM 27-61-
10 AND FOUND SPOILER
1 =487.1 OHM, SPOILER
2 =493.3 OHM AND
SPOILER 3 =491.4 OHM
WHICH ARE WITHIN
LIMIT.

Revision Number 06, 12 OCT 2021 Page 6 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/15/17 ADD/HG B787- ET-ASG ETCAA AMT x 27 CHECKED RESITANCE 3.5 TSFN80035AK9
RWIDEB 8(GENX- OF FLIGHT CONTROLS-
ODY/TR 1B) SPOILER HYDRAULIC
ACK3 SYSTEMS- AT EHSV
CONNECTORS-
OUTBOARD SPOILERS
12, 13 AND 14 - RIGHT
WING AS PER B787-8
AMM 27-61-10 AND
FOUND SPOILER 12
=472.7 OHM, SPOILER 13
=489.9 OHM AND
SPOILER 14 =485.6 OHM
WHICH ARE WITHIN
LIMIT.
8/2/17 ADD/HG B787- ET-AOT ETCAA AMT x 46 DOWNLOADED ACMF 0.5 TSFN80037G54
RWIDEB 8(GENX- CPL FILE FROM CIS-MS
ODY/TR 1B) MSD TO ML & GND
ACK1 NTWRK AS PER B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B

Revision Number 06, 12 OCT 2021 Page 7 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/3/17 ADD/HG B787- ET-ATJ ETCAA AMT x 27 PRFORMED SOFTWARE 1.5 TSFN8003942U
RWIDEB 8(TRT- INSTALLATION OF
ODY/TR 1000) FLIGHT CONTROLS -
ACK3 PRIMARY FLIGHT
CONTROL FUNCTION -
FLIGHT CONTROL
ELECTRONICS COMMON
BLOCK POINT 3 AS PER
BSB787-81205-
SB27A0039-00, ISSUE
001, DATED JULY 31,
2017
9/3/17 ADD/HG B787- ET-ATJ ETCAA AMT x 46 DOWNLOADED LIFING 1 TSFN80037L05
RWIDEB 8(TRT- DATA (ELIFE) ON TRENT
ODY/TR 1000) 1000 OPERATED B787s
ACK3 AS PER DMC-B787-A-46-
13-00-02A-110B-A
9/3/17 ADD/HG B787- ET-ATJ ETCAA AMT X x 31 PERFORMED 1 TSFN8002C5BQ
RWIDEB 8(TRT- FUNCTIONAL CHECK
ODY/TR 1000) THE ENHANCED
ACK3 AIRBORNE FLIGHT
RECORDER
INDEPENDENT AS PER
BTC 31-040-00-01 AND
FOUND NORMAL.

Revision Number 06, 12 OCT 2021 Page 8 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/11/17 ADD/HG B787- ET-AOS ETCAA AMT x 27 ON THE ABOVE FAULT 1 TSFN80034XTH
RWIDEB 8(GENX- DESCRIPTION, WE
ODY/TR 1B) COULDN'T FOUND THE
ACK1 MNT MSG 27-16051.
INSTEAD BY USING THE
"FAULT HISTORY" PAGE
WE FOUND THESE
MSGs 34-20143, 34-20141
AND 34-20132 WHICH
OCCURED ON THE
SAME FLIGHT LEG AS
PER THE ABOVE MNT
MSGs WE PERFORMED
THE REQUIRED FIMs
AND FOUND NORMAL .
ALL THE MNT MSGs
INCLUDING 27-16051
DOESN'T EXIST IN THE
"EXISTING FAULT"
PAGE.
9/18/17 ADD/HG B787- ET-ASI ETCAA AMT x 27 PERFORMED FLAPERON 6 TSFN8002SV2H
RWIDEB 8(GENX- WIRE BUNDEL CHANGE
ODY/TR 1B) FROM STEP1-STEP5
ACK2

Revision Number 06, 12 OCT 2021 Page 9 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/23/17 ADD/HG B787- ET-AOO ETCAA AVO x 34 PERFORMED 2.5 TSFN8003D72S

RWIDEB 8(GENX- REPLACMENT OF WXR
ODY/TR 1B) ANTENNA DRIVE UNIT
ACK3 LESS OPERATIONAL
TEST AS PER DMC-B787-
A-34-42-03.
9/25/17 ADD/HG B787- ET-ATG ETCAA AMT x 30 CHECKED WIRING 2 TSFN8003D10Z
RWIDEB 8(TRT- FROM DM3033001P01
ODY/TR 1000) PIN3 AND PIN4 TO
ACK3 DM4240001P03 PIN64
AND PIN 18
RESPECTIVLY AND IN
DM4240001P03 FROM
PIN 63 TO PIN94
:CHECKED WIRING
FROM DM3033001P01
PIN2 AND PIN5 TO
DM4240002P03 PIN64
AND PIN 18
RESPECTIVLY AND IN
DM4240002P03 FROM
PIN 63 TO PIN94 AND
FOUND NORMAL.

Revision Number 06, 12 OCT 2021 Page 10 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/25/17 ADD/HG B787- ET-ATG ETCAA AVO X x x 31 PERFORM DOWNLOAD 1 TSFN80035M75

RWIDEB 8(TRT- OF THE ENHANCED
ODY/TR 1000) AIRBORNE FLIGHT
ACK3 RECORDER (EAFR)
FLIGHT DATA FILE AS
PER B787 AMM DMC-
B787-A-31-31-00-01A-
320A-A.
9/25/17 ADD/HG B787- ET-ATG ETCAA AMT x 26 PERFORMED FIRE 2 TSFN80035K99
RWIDEB 8(TRT- PROTECTION-
ODY/TR 1000) DETECTION-CARGO
ACK3 FIRE PROTECTION
SYSTEM SOFTWARE
INSTALLATION AS PER
BSB787-81205-SB26000-
00, ISSUE 001, DATED
DECEMBER 14, 2016.

Revision Number 06, 12 OCT 2021 Page 11 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/25/17 ADD/HG B787- ET-ATG ETCAA AMT x 46 PERFORMED 0.5 TSFN80037KYZ

RWIDEB 8(TRT- DOWNLOADING THE
ODY/TR 1000) LIFING DATA (ELIFE)
ACK3 FROM THE CREW
INFORMATION SYSTEM
AND MAINTENANCE
SYSTEM MASS
STORAGE DEVICE (CIS-
MS MSD) TO THE
GROUND NETWORK AS
PER DMC-B787-A-46-13-
00-02A-110B-A.
10/11/17 ADD/HG B787- ET-ASG ETCAA AMT x 27 PERFORMED 3 TSFN8003942D
RWIDEB 8(GENX- INSTALLATION OF
ODY/TR 1B) FLIGHT CONTROLS -
ACK1 PRIMARY FLIGHT
CONTROL FUNCTION -
FLIGHT CONTROL
ELECTRONICS COMMON
BLOCK POINT 3
SOFTWARE AS PER
BSB787-81205-
SB27A0039-00, ISSUE
001, DATED JULY 31,
2017

Revision Number 06, 12 OCT 2021 Page 12 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/29/17 ADD/HG B787- ET-ARF ETCAA AMT x x 46 INSTALLED EGM 1 TSFN8003C31V

RWIDEB 8(GENX- SOTWARES,
ODY/TR 1B) PERFORMED
ACK1 SOFTWARE
CONFIGURATION
CHECK AND
PERFORMED
OPERTIONAL CHECK AS
PER FIM DMC-B787-A-46-
10-F2-82A-421A-A. AND
FOUND NORMAL.
10/31/17 ADD/LIN B787- ET-ATH ETCAA AMT x x 45 PERFORMED LRU 0.25 TSFN8003GJEE
E 8(TRT- REPLACEMENT TEST
1000) ON GPM L6 AS PER 787-
FTD-23-16003, Dated 26-
Apr-2016 B787-A-45-11-
00-47A-110B-A AND
FOUND NORMAL.

Revision Number 06, 12 OCT 2021 Page 13 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/4/17 ADD/HG B787- ET-ATK ETCAA AMT X x 24 PERFORMED 6 TSFN8003E7E6

RWIDEB 8(TRT- ELECTRICAL POWER-
ODY/TR 1000) REMOTE POWER
ACK2 DISTRIBUTION SYSTEM-
SOFTWARE CHANGE AS
PER SB787-240069-00
Issue 001 dated 18-Aug-
2017, 787-FTD-38-14006
dated 18-Apr-2017.
11/6/17 ADD/HG B787- ET-ARE ETCAA AMT x x 32 PERFORMED 1 TSFN8003BP80
RWIDEB 8(GENX- OPERATIONAL CHECK
ODY/TR 1B) OF LEFT INBORD EBAC
ACK3 AS PER DMC-B787-A-32-
45-09-00A AND FOUND
NORMAL.
11/6/17 ADD/HG B787- ET-ARE ETCAA AMT x x 32 REPLACED NO. 6 BRAKE 1 TSFN8003BP80
RWIDEB 8(GENX- HARNESS AS PER DMC-
ODY/TR 1B) B787-A-32-45-09-00A.
ACK3 LESS OPERATIONAL
CHECK

Revision Number 06, 12 OCT 2021 Page 14 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/7/17 ADD/HG B787- ET-ARE ETCAA AMT x x 32 PERFORMED 0.33 TSFN8003BP80

RWIDEB 8(GENX- OPERATIONAL CHECK
ODY/TR 1B) OF LEFT INBORD EBAC
ACK3 AS PER DMC-B787-A-32-
45-09-00A AND FOUND
NORMAL.
11/7/17 ADD/HG B787- ET-ARE ETCAA AMT x x 32 REPLACED NO. 6 BRAKE 0.33 TSFN8003BP80
RWIDEB 8(GENX- HARNESS AS PER DMC-
ODY/TR 1B) B787-A-32-45-09-00A.
ACK3 LESS OPERATIONAL
CHECK
11/10/17 ADD/HG B787- ET-AOR ETCAA AMT x 24 PERFORMED 6.18 TSFN8002TWT5
RWIDEB 8(GENX- ELECTRICAL POWER -
ODY/TR 1B) DC GENERATION -
ACK1 PANEL P500 (LEFT)
ELECTRIC BRAKE
POWER SUPPLY
BATTERY SWITCH
CHANGEAS PER EO(M)-
SB787-81205-240042-00-
01-JIC.
11/10/17 ADD/HG B787- ET-AOR ETCAA AMT x 24 PERFORMED FROM 6.18 TSFN8002TWT5
RWIDEB 8(GENX- STEP 1-10 AS PER THE
ODY/TR 1B) GIVEN INSTRUCTION
ACK1

Revision Number 06, 12 OCT 2021 Page 15 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/10/17 ADD/HG B787- ET-AOR ETCAA AMT x 24 PERFORMED FROM 5.23 TSFN8002TWTV
RWIDEB 8(GENX- STEP 1-8 AS PER THE
ODY/TR 1B) GIVEN INSTRUCTION
ACK1
11/17/17 ADD/HG B787- ET-AOR ETCAA AMT X x 33 PERFORMED LIGHTS - 8 TSFN8002RU7J
RWIDEB 8(GENX- RIGHT POSITION LIGHT
ODY/TR 1B) SYSTEM - REAR
ACK1 POSITION LIGHT WIRE
HARNESS
REPLACEMENT AND
ROUTING CHANGE AS
PER EO(M)-SB787-81205-
SB330011-00-01-JIC
11/17/17 ADD/HG B787- ET-AOR ETCAA AMT x 24 PERFORMED 10 TSFN8002TWT5
RWIDEB 8(GENX- ELECTRICAL POWER -
ODY/TR 1B) DC GENERATION -
ACK1 PANEL P500 (LEFT)
ELECTRIC BRAKE
POWER SUPPLY
BATTERY SWITCH
CHANGEAS PER EO(M)-
SB787-81205-240042-00-
01-JIC.

Revision Number 06, 12 OCT 2021 Page 16 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/17/17 ADD/HG B787- ET-AOR ETCAA AMT x 24 PERFORMED FROM 10 TSFN8002TWT5

RWIDEB 8(GENX- STEP 1-10 AS PER THE
ODY/TR 1B) GIVEN INSTRUCTION
ACK1
11/17/17 ADD/HG B787- ET-AOR ETCAA AMT x 34 ON PROGRESS 1 TSFN80037RJ2
RWIDEB 8(GENX-
ODY/TR 1B)
ACK1
12/1/17 ADD/HG B787- ET-AOQ ETCAA AMT x 33 PERFORMED LIGHTS - 3 TSFN800373SD
RWIDEB 8(GENX- EMERGENCY LIGHTING -
ODY/TR 1B) WIRELESS EMERGENCY
ACK1 LIGHTING SYSTEM
MODIFICATION AND
SOFTWARE
INSTALLATION LESS
OPERATIONALTEST AND
CONFIGERATTION
REPORT IAW SB B787-
SB330005-00 I 001, Dated
25-May-2016: Meggit SB
SB-100-2601-33-388, R0.

Revision Number 06, 12 OCT 2021 Page 17 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/8/18 ADD/HG B787- ET-AOV ETCAA AMT X x 31 PERFORMED OPC- 1 TSFN8002TYKK

RWIDEB 8(GENX- (DOWNLOADING) OF
ODY/TR 1B) THE FLIGHT DATA FILE
ACK3 STORED IN THE
ENHANCED AIRBORNE
FLIGHT RECORDER AS
PER BTC 31-037-01-01
2/8/18 ADD/HG B787- ET-AOV ETCAA AMT X x 46 PERFORMED 1.5 TSFN8003KLBF
RWIDEB 8(GENX- DOWNLOAD OF FULL
ODY/TR 1B) FLIGHT DATA AS PER
ACK3 AMM B787-A-46-13-00-
02A-110B-A
2/8/18 ADD/HG B787- ET-AOV ETCAA AMT x x 52 PERFORMED WIRING 1 TSFN8003T021
RWIDEB 8(GENX- CHECK AS PER DMC-
ODY/TR 1B) B787-A-52-11-21-02-
ACK3 051A-D

Revision Number 06, 12 OCT 2021 Page 18 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/21/18 ADD/HG B787- ET-ATG ETCAA AMT x 34 PERFORMED 1 TSFN80035KNX

RWIDEB 8(TRT- NAVIGATION-FLIGHT
ODY/TR 1000) MANAGEMENT
ACK3 FUNCTION-AERO
ENGINE DATABASE
SOFTWARE CHANGE
NAVIGATION-FLIGHT
MANAGEMENT
FUNCTION-AERO
ENGINE DATABASE
SOFTWARE CHANGE AS
PER Boeing SB787-
81205-340032-00. Issue
001 dated, 20-Dec-2016.
2/21/18 ADD/HG B787- ET-ATG ETCAA AMT X X x 47 PEROFRMED INERT GAS 1 TSFN8003TP50
RWIDEB 8(TRT- SYSTEM - NITROGEN
ODY/TR 1000) GENERATION SYSTEM -
ACK3 OPERATIONAL
PROGRAM SOFTWARE
CHANGE AS PER SB787-
81205-SB47008-00 Rev
00, Dated 06-Feb- 2018

Revision Number 06, 12 OCT 2021 Page 19 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/21/18 ADD/HG B787- ET-ATG ETCAA AMT x 21 PERFORMED AIR 1 TSFN8003T3H9

RWIDEB 8(TRT- CONDITIONING -
ODY/TR 1000) INTEGRATED COOLING
ACK3 SYSTEM -
OPERATIONAL
PROGRAM SOFTWARE
CHANGE AS PER
BSB787-81205-SB210106,
Issue 001, Dated 25 Jan
2018
3/4/18 ADD/HG B787- ET-AOP ETCAA AMT x 34 PERFORMED 0.25 TSFN8003FRC
RWIDEB 8(GENX- NAVIGATION - LOW W
ODY/TR 1B) RANGE RADIO
ACK1 ALTIMETER -
INVENTORY OF LOW
RANGE RADIO
ALTIMETER
TRANSCEIVER IAW B787
AMM: DMC-B787-A-34-33-
03-00A-520A-A

Revision Number 06, 12 OCT 2021 Page 20 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/4/18 ADD/HG B787- ET-AOP ETCAA AMT x 21 PERFORMED AIR 0.5 TSFN8003T3GH
RWIDEB 8(GENX- CONDITIONING -
ODY/TR 1B) INTEGRATED COOLING
ACK1 SYSTEM -
OPERATIONAL
PROGRAM SOFTWARE
CHANGE IAW BSB787-
81205-SB210106, Issue
001, Dated 25 Jan 2018
3/4/18 ADD/HG B787- ET-AOP ETCAA AMT X X x 47 PERFORMED INERT GAS 1 TSFN8003TP40
RWIDEB 8(GENX- SYSTEM - NITROGEN
ODY/TR 1B) GENERATION SYSTEM -
ACK1 OPERATIONAL
PROGRAM SOFTWARE
CHANGE IAW SB787-
81205-SB47008-00 Rev
00, Dated 06-Feb- 2018
3/5/18 ADD/HG B787- ET-AOP ETCAA AMT X x 31 PERFORMED OPC-THE 0.5 TSFN8001YBLY
RWIDEB 8(GENX- ULB ON THE AFT
ODY/TR 1B) ENHANCED AIRBORNE
ACK1 FLIGHT RECORDER IAW
BTC 31-030-00-02

Revision Number 06, 12 OCT 2021 Page 21 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/5/18 ADD/HG B787- ET-AOP ETCAA AMT X x 31 PERFORMED OPC-THE 0.5 TSFN8001YBLY
RWIDEB 8(GENX- ULB ON THE AFT
ODY/TR 1B) ENHANCED AIRBORNE
ACK1 FLIGHT RECORDER IAW
BTC 31-030-00-02
<br>AND FOUND
NORMAL
3/5/18 ADD/HG B787- ET-AOP ETCAA AMT X x 31 PERFORMED OPC-THE 0.5 TSFN8001YBLE
RWIDEB 8(GENX- ULB ON THE FWD
ODY/TR 1B) ENHANCED AIRBORNE
ACK1 FLIGHT RECORDER IAW
BTC 31-030-00-01 AND
FOUND NORMAL
3/5/18 ADD/HG B787- ET-AOP ETCAA AMT X x 31 PERFORMED OPC-THE 0.5 TSFN8001YBLY
RWIDEB 8(GENX- ULB ON THE AFT
ODY/TR 1B) ENHANCED AIRBORNE
ACK1 FLIGHT RECORDER IAW
BTC 31-030-00-02
3/5/18 ADD/HG B787- ET-AOP ETCAA AMT X x 31 PERFORMED OPC-THE 0.5 TSFN8001YBLY
RWIDEB 8(GENX- ULB ON THE AFT
ODY/TR 1B) ENHANCED AIRBORNE
ACK1 FLIGHT RECORDER IAW
BTC 31-030-00-02
<br>AND FOUND
NORMAL

Revision Number 06, 12 OCT 2021 Page 22 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/6/18 ADD/LIN B787- ET-ATH ETCAA AMT x 21 PERFORMED AIR 0.5 TSFN8003T3HB
E 8(TRT- CONDITIONING -
1000) INTEGRATED COOLING
SYSTEM -
OPERATIONAL
PROGRAM SOFTWARE
CHANGE IAW BSB787-
81205-SB210106, Issue
001, Dated 25 Jan 2018
3/6/18 ADD/HG B787- ET-AOP ETCAA AMT x 27 PERFORMED EO(M)- 7 TSFN8002SHLL
RWIDEB 8(GENX- SB787-81205-270038-00-
ODY/TR 1B) 01-JIC (FLIGHT
ACK1 CONTROLS - RIGHT
FLAPERON ACTUATOR -
WIRE BUNDLE CHANGE)
TO MEET MINIMUM
BEND RADIUS DESIGN
REQUIREMENTS IAW
BSB787-81205-
SB270038-00, ISSUE 001,
DATED FEBRUARY 15,
2017.

Revision Number 06, 12 OCT 2021 Page 23 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/7/18 ADD/HG B787- ET-AOQ ETCAA AMT X x 31 PERFORMED 2 TSFN8003TTLK

RWIDEB 8(GENX- INDICATING /
ODY/TR 1B) RECORDING SYSTEMS -
ACK1 PRIMARY DISPLAY
SYSTEM - DISPLAYS
AND CREW ALERTING
COMMON BLOCK POINT
5 SOFTWARE CHANGE-
SW CHANGE AS PER
BOEING SB787-81205-
SB310015-00 ISSUE
001(DATED 03-OCT-
17),IN-01(DATED 07-
3/7/18 ADD/HG B787- ET-AOQ ETCAA AMT X x 34 NAVIGATION - FLIGHT 1 TSFN8003TTMU
RWIDEB 8(GENX- MANAGEMENT
ODY/TR 1B) FUNCTION - FLIGHT
ACK1 MANAGEMENT SYSTEM
OPERATIONAL
PROGRAM SOFTWARE
BLOCK POINT 3B
SOFTWARE CHANGE

Revision Number 06, 12 OCT 2021 Page 24 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/7/18 ADD/HG B787- ET-AOQ ETCAA AMT X x 31 DOWNLOADED OF THE 1.1 TSFN8003ANST
RWIDEB 8(GENX- FLIGHT DATA FILE
ODY/TR 1B) STORED IN THE
ACK1 ENHANCED AIRBORNE
FLIGHT RECORDER AS
PER BTC 31-037-01-01
3/7/18 ADD/HG B787- ET-AOQ ETCAA AMT X x 34 WXR RADAR DRIVE UNIT 4.5 TSFN8002J4GU
RWIDEB 8(GENX- REPLACEMENT NOT
ODY/TR 1B) APPLICABLE DUE TO
ACK1 P/N INAPPLICABLILITY
IAW SB787-340029-00
issue 001 dated 27-Jul-
2016.
3/7/18 ADD/HG B787- ET-AOQ ETCAA AMT X x 34 WXR RADAR DRIVE UNIT 4.5 TSFN8002J4GU
RWIDEB 8(GENX- REPLACEMENT NOT
ODY/TR 1B) APPLICABLE DUE TO
ACK1 P/N INAPPLICABLILITY
IAW SB787-340029-00
issue 001 dated 27-Jul-
2016.

Revision Number 06, 12 OCT 2021 Page 25 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/10/18 ADD/HG B787- ET-AOP ETCAA AMT x 24 PERFORMED 15 TSFN8001VXCC

RWIDEB 8(GENX- ELECTRICAL POWER -
ODY/TR 1B) REMOTE POWER
ACK1 DISTRIBUTION SYSTEM -
DIFFERENTIAL
PROTECTION CURRENT
TRANSFORMER
REPLACEMENT IAW BSB
24-0001 Issue 001, Dated
11 Nov 2013; UTAS SB
700128X-24-1, 700129X-
24-1. <br>17:51
3/20/18 ADD/HG B787- ET-ATJ ETCAA AMT x 73 PERFORMED 1 TSFN8003M50R
RWIDEB 8(TRT- RESISTANCE CHECK AS
ODY/TR 1000) PER WDM 75-33-72
ACK3
3/28/18 ADD/HG B787- ET-AOO ETCAA AMT x x 77 CHANGED EMU AND 2 TSFN8003Y4U7
RWIDEB 8(GENX- INSTALLED NEW
ODY/TR 1B) SOFTWARE AS PER
ACK2 AMM-B787-G77-31-01
AND FOUND NORMAL

Revision Number 06, 12 OCT 2021 Page 26 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/28/18 ADD/HG B787- ET-AOO ETCAA AMT x 77 PERFORMED 2 TSFN8003P2LG

RWIDEB 8(GENX- INTRODUCTION OF NEW
ODY/TR 1B) SOFTWARE VERSION
ACK2 EA65 FOR ENGINE
HEALTH MONITORING
UNIT AS PER SB 77-
0013 R00, Issued: 21-Dec-
2017
3/28/18 ADD/HG B787- ET-AOO ETCAA AMT x 77 FAILED TO ACCEPT 2 TSFN8003P2LE
RWIDEB 8(GENX- SOFTWARE AND
ODY/TR 1B) CREATED NON
ACK2 ROUTINE; TASK ID
TSFN8003Y4U7
5/12/18 ADD/HG B787- ET-ATL ETCAA AMT x 42 SWAPPED LEFT CCR 2 TSFN800418LR
RWIDEB 8(TRT- CABINATE CHASIS WITH
ODY/TR 1000) RIGHT CCR CABINATE
ACK2 CHASIS AND
PERFORMED CCR
CABINATE
INSTALLATION TEST
AND FOUND
SERCIVECABEL AS PER
DMC-B787-A-42-21-01-
00A-(520A-A)AND 720A-A

Revision Number 06, 12 OCT 2021 Page 27 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/20/18 ADD/HG B787- ET-AOT ETCAA AMT X x 34 PERFORMED FNC- OF 3 TSFN80023V95

RWIDEB 8(GENX- THE ATC
ODY/TR 1B) TRANSPONDER SYSTEM
ACK1 IAW BTC 34-005-00-01
AND TEST PASSED.
6/9/18 ADD/HG B787- ET-AOU ETCAA AMT x 46 DOWNLOADED OF ACMF 1 TSFN80045B5E
RWIDEB 8(GENX- CPL FILE FROM CIS-MS
ODY/TR 1B) MSD TO ML & GND
ACK1 NTWRK AS PER B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B
6/9/18 ADD/HG B787- ET-ASG ETCAA AMT X x 34 PERFORMED SYSTEM 0.5 TSFN8002MVK8
RWIDEB 8(GENX- TEST OF LOW RANGE
ODY/TR 1B) RADIO ALTIMETER
ACK1 SYSTEM IAW DMC-B787-
A-34-33-00-00A-300B-A
6/10/18 ADD/HG B787- ET-ASG ETCAA AMT X x 22 PERFORMED 0.5 TSFN8002MVJT
RWIDEB 8(GENX- OPERATIONAL TEST OF
ODY/TR 1B) AUTOPILOT FLIGHT
ACK1 DIRECTOR SYSTEM
MODE CONTROL PANEL
IAW DMC-B787-A-22-11-
00-16A-320A-A

Revision Number 06, 12 OCT 2021 Page 28 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/10/18 ADD/HG B787- ET-ASG ETCAA AMT X x 46 DOWNLOADED FULL 1.5 TSFN800409JH
RWIDEB 8(GENX- FLIGHT DATA (FFD) IAW
ODY/TR 1B) AMM B787-A-46-13-00-
ACK1 02A-110B-A
6/10/18 ADD/HG B787- ET-ASG ETCAA AMT X x 31 PERFORMED 2 TSFN8003TTM4
RWIDEB 8(GENX- INDICATING /
ODY/TR 1B) RECORDING SYSTEMS -
ACK1 PRIMARY DISPLAY
SYSTEM - DISPLAYS
AND CREW ALERTING
COMMON BLOCK POINT
5 SOFTWARE CHANGE-
SW CHANGE IAW
BOEING SB787-81205-
SB310015-00 ISSUE
002(DATED 15-MAR-
18),IN-01(DATED 07-

Revision Number 06, 12 OCT 2021 Page 29 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/10/18 ADD/HG B787- ET-ASG ETCAA AMT X x 34 PERFORMED 2 TSFN8003TTNC

RWIDEB 8(GENX- NAVIGATION - FLIGHT
ODY/TR 1B) MANAGEMENT
ACK1 FUNCTION - FLIGHT
MANAGEMENT SYSTEM
OPERATIONAL
PROGRAM SOFTWARE
BLOCK POINT 3B
SOFTWARE CHANGE
IAW BOEING ALERT
SB787-81205-SB340038-
00 ISSUE001(DATED 16-
NOV-17),787-FTD-34-
17001
7/1/18 ADD/HG B787- ET-ATL ETCAA AMT X x 34 PERFORMED SYSTEM 0.5 TSFN80022UDR
RWIDEB 8(TRT- TEST OF LOW RANGE
ODY/TR 1000) RADIO ALTIMETER
ACK2 SYSTEM IAW DMC-B787-
A-34-33-00-00A-300B-A
AND TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 30 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/5/18 ADD/HG B787- ET-AUO ETCAA AMT X x 24 PERFORMED 4 TSFN80046KKL

RWIDEB 8(TRT- ELECTRICAL POWER-
ODY/TR 1000) REMOTE POWER
ACK3 DISTRIBUTION SYSTEM-
SOFTWARE CHANGE AS
PER Boeing B787-81205-
SB240067-00 Issue 002,
Dated 25-May-2018.
7/7/18 ADD/HG B787- ET-AOT ETCAA AMT X x 23 PERFORMED 2 TSFN80045DS1
RWIDEB 8(GENX- COMMUNICATION
ODY/TR 1B) MANAGEMENT
ACK1 FUNCTION BLOCK
POINT 5 OPERATIONAL
PROGRAM SOFTWARE
CHANGE AS PER Boeing
SB230030-00 Issue 002,
dated,04 May 2018
7/12/18 ADD/HG B787- ET-ATJ ETCAA AMT x 46 PERFORMED EO-DMC- 1.5 TSFN80041V0P
RWIDEB 8(TRT- B787-A-46-13-00-02A-
ODY/TR 1000) 110B-A-01-JIC
ACK3 (DOWNLOAD LIFING
DATA (ELIFE) ON TRENT
1000 OPERATED B787s
AS PER DMC-B787-A-46-
13-00-02A-110B-A.

Revision Number 06, 12 OCT 2021 Page 31 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/12/18 ADD/HG B787- ET-ATJ ETCAA AMT X x 23 PERFORMED EO(M)- 2 TSFN80045DSY

RWIDEB 8(TRT- SB787-81205-230030-00-
ODY/TR 1000) 01-JIC
ACK3 (COMMUNICATION
MANAGEMENT
FUNCTION BLOCK
POINT 5 OPERATIONAL
PROGRAM SOFTWARE
CHANGE AS PER Boeing
SB230030-00 .
7/12/18 ADD/HG B787- ET-ATJ ETCAA AMT X x 24 PERFORMED EO(M)- 4 TSFN80046KKQ
RWIDEB 8(TRT- SB787-81205-240067-00-
ODY/TR 1000) 01-JIC (ELECTRICAL
ACK3 POWER- REMOTE
POWER DISTRIBUTION
SYSTEM-SOFTWARE
CHANGE AS PER Boeing
B787-81205-SB240067-
00.
7/22/18 ADD/HG B787- ET-AOO ETCAA AMT X x 71 PERFORMED PHASE 1 TSFN80045TJ7
RWIDEB 8(GENX- FOUR STEP 22, 23,25,26
ODY/TR 1B) AND 27 AS PER THE
ACK2 GIVEN AMM

Revision Number 06, 12 OCT 2021 Page 32 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/25/18 ADD/HG B787- ET-ASH ETCAA AMT X x 46 PERFORMED 1 TSFN80049LZQ

RWIDEB 8(GENX- ELECTRONIC FLIGHT
ODY/TR 1B) BAG ELECTRONIC UNIT
ACK1 TERMINAL CHART
DATABASE UPDATE
DMC-B787-A-46-11-07-
02A-720A-A & -750A-A,
DMC-B787-A-46-13-00-
01A-750A-A
7/26/18 ADD/HG B787- ET-ATL ETCAA AMT x 32 PERFORMED NUMBER 4 1 TSFN8004AH31
RWIDEB 8(TRT- TYRE CHANGE AS PER
ODY/TR 1000) DMC-B787-A-32-45-01-
ACK2 00A-520A/720A-A
8/26/18 ADD/HG B787- ET-AOS ETCAA AMT x 77 PERFORMED 1 TSFN8003P1PN
RWIDEB 8(GENX- INTRODUCTION OF NEW
ODY/TR 1B) SOFTWARE VERSION
ACK1 EA65 FOR ENGINE
HEALTH MONITORING
UNIT AS PER SB 77-
0013 R00, Issued: 21-Dec-
2017

Revision Number 06, 12 OCT 2021 Page 33 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/26/18 ADD/HG B787- ET-AOS ETCAA AMT X X x 24 PERFORMED 6 TSFN800458F7

RWIDEB 8(GENX- ELECTRICAL POWER-
ODY/TR 1B) COMMON MOTOR
ACK1 START CONTROLLER
SYSTEM - BLOCK POINT
4 OPERATIONAL
PROGRAM SOFTWARE
CHANGE AS PER B787-
SB240072-00 Issue 01,
dated 04-May-2018 and
787-FTD-24-17001,07-
May-2018
8/30/18 ADD/HG B787- ET-ASI ETCAA AMT X x 33 PERFORMED 1 TSFN800492XV
RWIDEB 8(GENX- OPERATIONAL CHECK
ODY/TR 1B) OF EXTERIOR LIGHTS
ACK3 AS PER AMM 33-41-
00,33-42-00,33-43-00,33-
44-00, AND FOUND
OPERATIONAL.
8/30/18 ADD/HG B787- ET-ASI ETCAA AMT X x 33 PERFORMED 1 TSFN800490W8
RWIDEB 8(GENX- OPERATIONAL CHECK
ODY/TR 1B) OF EMERGENCY LIGHTS
ACK3 IAW AMM 33-51-00-710-
801 AND TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 34 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/1/18 ADD/HG B787- ET-ASG ETCAA AMT X x 31 PERFORMED 2 TSFN80043RX9

RWIDEB 8(GENX- INDICATING AND
ODY/TR 1B) RECORDING SYSTEM -
ACK1 EAFR-2100 -
UNDERWATER
ACOUSTIC BEACON 30
DAY TO 90 DAY
BATTERY UPGRADE ON
AFT EAFR AS PER RC
SBEAFR-2100-31-15 R00;
B787AMM31-31-01, B787
AMM 31-31-09, B787
AMM 25-21-07
9/1/18 ADD/HG B787- ET-ASG ETCAA AMT X x 31 PERFORMED 2 TSFN80043RX8
RWIDEB 8(GENX- INDICATING AND
ODY/TR 1B) RECORDING SYSTEM -
ACK1 EAFR-2100 -
UNDERWATER
ACOUSTIC BEACON 30
DAY TO 90 DAY
BATTERY UPGRADE ON
FWD EAFR IAW RC
SBEAFR-2100-31-15 R00;
B787AMM31-31-01, B787
AMM 31-31-09, B787
AMM 25-21-07
Revision Number 06, 12 OCT 2021 Page 35 of 569
 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/6/18 ADD/HG B787- ET-AUP ETCAA AVO x 49 PERFORMED APU 3 TSFN8004F4YP

RWIDEB 8(TRT- ENGINE AND AIRPLANE
ODY/TR 1000) WIRE HARNESSES
ACK2 INSPECTION PER AMM
DMC-B787-A-49-14-01-
01A-280A-A. AND FOUND
NORMAL.
9/7/18 ADD/HG B787- ET-ASG ETCAA AMT X x 23 PERFORMED SATCOM 1 TSFN8004C2XZ
RWIDEB 8(GENX- SYSTEM TEST AS PER
ODY/TR 1B) DMC-B787-A-23-15-00-
ACK1 01A-300B-A. AND FOUND
OPERATIONAL.
9/12/18 ADD/HG B787- ET-AOU ETCAA AMT x 21 PERFORMED AIR 1 TSFN8004DB7H
RWIDEB 8(GENX- CONDITIONING -
ODY/TR 1B) INTEGRATED COOLING
ACK1 SYSTEM -
OPERATIONAL
PROGRAM SOFTWARE
CHANGE AS PER
BSB787-81205-
SB210110-00 Issue 001,
Dated 17 August 2018

Revision Number 06, 12 OCT 2021 Page 36 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/12/18 ADD/HG B787- ET-AOU ETCAA AMT X x x 46 PERFORMED 1 TSFN8004ESZ2

RWIDEB 8(GENX- ELECTRONIC FLIGHT
ODY/TR 1B) BAG ELECTRONIC UNIT
ACK1 TERMINAL CHART
DATABASE UPDATE AS
PER DMC-B787-A-46-11-
07-02A-720A-A & -750A-A,
DMC-B787-A-46-13-00-
01A-750A-A.
9/12/18 ADD/HG B787- ET-AOU ETCAA AMT x x 45 PERFORMED CENTRAL 0.5 TSFN8004EWG
RWIDEB 8(GENX- MAINTENANCE 9
ODY/TR 1B) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
TEST PASSED

Revision Number 06, 12 OCT 2021 Page 37 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/12/18 ADD/HG B787- ET-AOU ETCAA AMT X x x 45 PERFORMED ONBOARD 1 TSFN8004DFU4

RWIDEB 8(GENX- DATA LOAD FUNCTION
ODY/TR 1B) NAVIGATION DATABASE
ACK1 SOFTWARE
INSTALLATION-SW
CHANGE AS PER DMC-
B787-A-45-13-00-00A-
750A-A
9/12/18 ADD/HG B787- ET-AOU ETCAA AMT x 46 PERFORMED 0.4 TSFN8004CX14
RWIDEB 8(GENX- INFORMATION SYSTEMS
ODY/TR 1B) - ELECTRONIC FLIGHT
ACK1 BAG ELECTRONIC UNIT -
B787 ENROUTE CHART
DATABASE UPDATE AS
PER DMC-B787-A-46-11-
07-02A-750A-A.

Revision Number 06, 12 OCT 2021 Page 38 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/16/18 ADD/HG B787- ET-ATI ETCAA AMT X x 23 PERFORMED 1 TSFN80038DW

RWIDEB 8(TRT- COMMUNICATIONS- S
ODY/TR 1000) EMERGENCY LOCATOR
ACK3 TRANSMITTER SYSTEM-
LOW FREQUENCY
UNDERWATER
LOCATING DEVICE (LF-
ULD) INSTALLATION IAW
BOEING MC SB 787-
81205-230033-00 ISSUE
001 DATED 08-JUN-18
9/16/18 ADD/HG B787- ET-ATI ETCAA AMT x 46 DOWNLOADED LIFING 1.5 TSFN800481U3
RWIDEB 8(TRT- DATA (ELIFE) ON TRENT
ODY/TR 1000) 1000 OPERATED B787s
ACK3 AS PER DMC-B787-A-46-
13-00-02A-110B-A
10/11/18 ADD/LIN B787- ET-ATL ETCAA AMT x 21 REPLACED CK2153511 1 TSFN8004CD3H
E 8(TRT- AS PER DMC-B787-A-24-
1000) 09-01-01A-520A-A BUT
THE FAULT EXISTS
10/11/18 ADD/HG B787- ET-ATL ETCAA AMT x QE INSTALLED EMU 1 TSFN8004K2C4
RWIDEB 8(TRT- SOFTWARE ON THE
ODY/TR 1000) NEW EMU AS PER DMC-
ACK2 B787-A-R77-31-01-00B-
750A-A

Revision Number 06, 12 OCT 2021 Page 39 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/15/18 ADD/HG B787- ET-ARF ETCAA AMT X x 05 PERFORMED DAILY 0.5 TSFN8004K48Q
RWIDEB 8(GENX- HANGAR SAFETY
ODY/TR 1B) ASSESSMENT
ACK3 INSPECTION OF POWER
PLANT AND PYLON IAW
ET- EXPERIENCE
10/15/18 ADD/HG B787- ET-ARF ETCAA AMT X x 33 PERFORMED 1 TSFN8004DMK
RWIDEB 8(GENX- OPERATIONAL CHECK Q
ODY/TR 1B) OF EXTERIOR LIGHTS
ACK3 AS PER AMM 33-41-
00,33-42-00,33-43-00,33-
44-00, AND FOUND
OPERATIONAL.
10/15/18 ADD/HG B787- ET-ARF ETCAA AMT X x 33 PERFORMED 1 TSFN8004DMG
RWIDEB 8(GENX- OPERATIONAL CHECK E
ODY/TR 1B) OF EMERGENCY LIGHTS
ACK3 AS PER AMM 33-51-00-
710-801

Revision Number 06, 12 OCT 2021 Page 40 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/16/18 ADD/HG B787- ET-ARF ETCAA AMT X x 05 PERFORMED STEP 1- 0.5 TSFN8004K48R
RWIDEB 8(GENX- 7,9-14 AND 17 OF DAILY
ODY/TR 1B) HANGAR SAFETY
ACK3 ASSESSMENT
INSPECTION OF
FUSELAGE AND CARGO
AS PER ET-
EXPERIENCE
10/16/18 ADD/HG B787- ET-ARF ETCAA AMT X x 05 PERFORMED STEPS 0.5 TSFN8004K490
RWIDEB 8(GENX- 2,3,11 AND 20 OF ETH
ODY/TR 1B) 787 TRANSIT
ACK3 MAINTENANCE CHECK -
HANGAR AS PER BTC
32-150-00-01, 32-160-00-
01, ET Experience
10/16/18 ADD/HG B787- ET-ARF ETCAA AMT X x 05 PERFORMED STEP 5 0.5 TSFN8004K49G
RWIDEB 8(GENX- AND 17 ETH 787 DAILY
ODY/TR 1B) MAINTENANCE CHECK-
ACK3 HANGAR AS PER BTC
32-140-00-01, ET
EXPERIENCE
10/17/18 ADD/HG B787- ET-ASH ETCAA AMT X x 46 PERFORMED 1 TSFN8004E4HP
RWIDEB 8(GENX- DOWNLOADING OF FFD
ODY/TR 1B) IAW AMM B787-A-46-13-
ACK1 00-02A-110B-A

Revision Number 06, 12 OCT 2021 Page 41 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/17/18 ADD/HG B787- ET-AOU ETCAA AMT X x 33 PERFORMED STEP 11,13 6 TSFN8002RU7Q
RWIDEB 8(GENX- AND 15-18 OF LIGHTS -
ODY/TR 1B) POSITION LIGHT
ACK1 SYSTEM - REAR
POSITION LIGHT WIRE
HARNESS
REPLACEMENT AND
ROUTING CHANGE AS
PER BOEING B787-
81205-SB330011-00
ISSUE 002, DATED 18-
DEC-2017, 787-FTD-24-
13015
10/24/18 ADD/HG B787- ET-ASG ETCAA AMT X x 46 PERFORMED 1.5 TSFN8004CG30
RWIDEB 8(GENX- DOWNLOADING OF
ODY/TR 1B) FULL FLIGHT DATA IAW
ACK1 AMM B787-A-46-13-00-
02A-110B-A

Revision Number 06, 12 OCT 2021 Page 42 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/24/18 ADD/HG B787- ET-ASG ETCAA AMT x 21 PERFORMED 0.75 TSFN8004GJUF

RWIDEB 8(GENX- INTEGRATED COOLING
ODY/TR 1B) SYSTEM - PACK FLOW
ACK1 CONTROL SYSTEM -
PACK CONTROL UNIT
SOFTWARE CHANGE
IAW BSB787-81205-
SB210109-00 Issue 001,
Dated 11 September 2018
LESS OPERATIONAL
TEST
10/24/18 ADD/HG B787- ET-ASG ETCAA AMT X X x x 46 PERFORMED 1.5 TSFN8004GXX
RWIDEB 8(GENX- INSTALLATION OF EFB W
ODY/TR 1B) SOFTWARE LOADS
ACK1 (DOCUMENTS) ON B787
WITH GE ENGINE IAW
B787 AMM DMC-B787-A-
46-11-07-02A-750A-A

Revision Number 06, 12 OCT 2021 Page 43 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/24/18 ADD/HG B787- ET-ASG ETCAA AMT X x 23 PERFORMED 1 TSFN800389TN

RWIDEB 8(GENX- EMERGENCY LOCATOR
ODY/TR 1B) TRANSMITTER SYSTEM-
ACK1 LOW FREQUENCY
UNDERWATER
LOCATING DEVICE (LF-
ULD) INSTALLATION IAW
BOEING MC SB 787-
81205-230033-00 ISSUE
001 DATED 08-JUN-18
10/24/18 ADD/HG B787- ET-ASG ETCAA AMT X x 23 PERFORMED SATCOM 3 TSFN8004HSRE
RWIDEB 8(GENX- ANTENNA
ODY/TR 1B) INSTALLATION AND
ACK1 SYSTEM TEST AS PER
DMC-B787-A-23-15-23-
00A-520A-A AND CABIN
PRESSURE LEAKAGE
RATE TOO HIGH
CONDITION-
INSPECTION IAW AMM
B787-A-05-51-24-00A-
280A-A. AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 44 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/24/18 ADD/HG B787- ET-ASG ETCAA AMT X x 23 PERFORMED SATCOM 3 TSFN8004HSRE

RWIDEB 8(GENX- HARNESS CHANGE
ODY/TR 1B) LESS ANTENNA
ACK1 INSTALATION AND OPC
IAW DMC-B787-A-23-15-
23-00A-520A-A
10/25/18 ADD/HG B787- ET-ASG ETCAA AMT X x 23 PERFORMED SATCOM 3 TSFN8004HSRE
RWIDEB 8(GENX- ANTENNA
ODY/TR 1B) INSTALLATION AND
ACK1 SYSTEM TEST AS PER
DMC-B787-A-23-15-23-
00A-520A-A AND CABIN
PRESSURE LEAKAGE
RATE TOO HIGH
CONDITION-
INSPECTION IAW AMM
B787-A-05-51-24-00A-
280A-A. AND FOUND
OPERATIONAL.
10/25/18 ADD/HG B787- ET-ASG ETCAA AMT X x 23 PERFORMED SATCOM 3 TSFN8004HSRE
RWIDEB 8(GENX- HARNESS CHANGE
ODY/TR 1B) LESS ANTENNA
ACK1 INSTALATION AND OPC
IAW DMC-B787-A-23-15-
23-00A-520A-A

Revision Number 06, 12 OCT 2021 Page 45 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/16/18 ADD/HG B787- ET-AUO ETCAA AMT x x 21 PERFORMED CMCF 4 TSFN8004L92G

RWIDEB 8(TRT- FCAC SYSTEM TEST
ODY/TR 1000) AND PASSED, CHECKED
ACK3 28VDC POWER ON
DM2155012P02 B/N PIN A
& G AND FOUND 28VDC,
SWAPPED RPDU 81 M2
WITH M3 FOR
TROUBLESHOOTING
PURPOSE AND
PERFORMED FCAC
SYSTEM TEST AND
FOUND OPERATIONAL.
AS PER DMC-B787-A-21-
50-F4-22A-421A-A &
DMC-B787-A-21-50-F4-
16A-421A-A
11/21/18 ADD/HG B787- ET-ASH ETCAA AMT x 30 REPLACED WING ICE 1 TSFN8004P8X6
RWIDEB 8(GENX- PROTECTION
ODY/TR 1B) SEQUENCE CONTROL
ACK1 CARD AND PERFORMED
WIPS SYSTEM TEST BY
USING CMCF AS PER
AMM B787-A-30-11-03-
00A-520A/720A-A AND
FOUND OPERATIONAL
Revision Number 06, 12 OCT 2021 Page 46 of 569
 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/21/18 ADD/HG B787- ET-ASH ETCAA AMT x QE PERFORMED GVI AS 1 TSFN8004P8XV

RWIDEB 8(GENX- PER AMM B787-A-G73-
ODY/TR 1B) 11-00-01A-311A-A AND
ACK1 FOUND NORMAL
CHECKED WIRING
FROM ENGINE FUEL
FILTER- DIFFERNTIAL
PRESSURE(DM7334026P
133) TO EEC
(DM7321003P12 &
DM7321003P13) AS PER
DMC-B787-A-73-34-71-
01A-051A-D AND FOUND
NORMAL
11/29/18 ADD/HG B787- ET-AOQ ETCAA AVO x 42 INSTALLED SOFTWAERS 1 TSFN8004QG0L
RWIDEB 8(GENX- ON THE CCR GPM L4 AS
ODY/TR 1B) PER DMC-B787-A-42-21-
ACK1 02-00A-750A-A AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 47 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/14/18 ADD/HG B787- ET-ATL ETCAA AMT X X x 38 PERFORMED WATER 1 TSFN8004LBNS

RWIDEB 8(TRT- AND WASTE FUNCTIONS
ODY/TR 1000) AND CONTROL
ACK2 SOFTWARE - WATER
WASTE SYSTEM
OPERATIONAL
PROGRAM SOFTWARE
CHANGE AS PER SB787-
81205-SB380017-00 issue
001 dated on 17-Oct-18
12/30/18 ADD/HG B787- ET-ASI ETCAA AMT X X x 44 PERFORMED 1.5 TSFN8004J6T0
RWIDEB 8(GENX- INSTALLATION OF
ODY/TR 1B) CABIN SYSTEMS- CABIN
ACK3 SERVICE SYSTEM -
CABIN SERVICE
SYSTEM CONTROLLER
AND CREW ATTENDANT
PANEL OPERATIONAL
PROGRAM SOFTWARE
AS PER SB787-81205-
SB440143-00 issue 001
dated 28-Sep-18

Revision Number 06, 12 OCT 2021 Page 48 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/30/18 ADD/HG B787- ET-ASI ETCAA AMT X X x 38 PERFORMED 2 TSFN8004LBNQ

RWIDEB 8(GENX- INSTALLATION OF
ODY/TR 1B) WATER AND WASTE
ACK3 FUNCTIONS AND
CONTROL SOFTWARE
AS PER SB787-81205-
SB380017-00 issue 001
dated on 17-Oct-18
1/4/19 ADD/HG B787- ET-AOS ETCAA AMT X x 32 PERFORMED LANDING 1 TSFN8004NXB
RWIDEB 8(GENX- GEAR-WHEELS AND M
ODY/TR 1B) BRAKES-SAFRAN
ACK1 BRAKE SYSTEM
SOFTWARE CHANGE AS
PER SB 787-32-0039-01
Release Date: 30Oct2018,
Issue 01

Revision Number 06, 12 OCT 2021 Page 49 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/4/19 ADD/HG B787- ET-AOS ETCAA AMT X X x 38 PERFORMED 1 TSFN8004LBPK

RWIDEB 8(GENX- WATER/WASTE - WATER
ODY/TR 1B) AND WASTE FUNCTIONS
ACK1 AND CONTROL
SOFTWARE - WATER
WASTE SYSTEM
OPERATIONAL
PROGRAM SOFTWARE
CHANGE SB787-81205-
SB380017-00 issue 001
dated on 17-Oct-18
1/4/19 ADD/HG B787- ET-AOS ETCAA AMT X x 46 DOWNLOADED FULL 1 TSFN8004M3TA
RWIDEB 8(GENX- FLIGHT DATA (FFD) AS
ODY/TR 1B) PER AMM B787-A-46-13-
ACK1 00-02A-110B-A
1/10/19 ADD/HG B787- ET-ARE ETCAA AMT X x 32 PERFORMED LANDING 1 TSFN8004NXAV
RWIDEB 8(GENX- GEAR-WHEELS AND
ODY/TR 1B) BRAKES-SAFRAN
ACK1 BRAKE SYSTEM
SOFTWARE CHANGE AS
PER SB 787-32-0039-01
Release Date: 30Oct2018,
Issue 01

Revision Number 06, 12 OCT 2021 Page 50 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/14/19 ADD/HG B787- ET-ATL ETCAA AMT X x 32 PERFORMED LANDING 1 TSFN8004NXB

RWIDEB 8(TRT- GEAR-WHEELS AND W
ODY/TR 1000) BRAKES-SAFRAN
ACK2 BRAKE SYSTEM
SOFTWARE CHANGE AS
PER SB 787-32-0039-01
Release Date: 30Oct2018,
Issue 01
1/17/19 ADD/HG B787- ET-AOQ ETCAA AMT X x 32 PERFORMED LANDING 1 TSFN8004NXCK
RWIDEB 8(GENX- GEAR-WHEELS AND
ODY/TR 1B) BRAKES-SAFRAN
ACK1 BRAKE SYSTEM
SOFTWARE CHANGE SB
787-32-0039-01 Release
Date: 30Oct2018, Issue 01
1/17/19 ADD/HG B787- ET-AOQ ETCAA AMT X x 46 DOWNLOADED FULL 1 TSFN8004NYJ9
RWIDEB 8(GENX- FLIGHT DATA (FFD) IAW
ODY/TR 1B) AMM B787-A-46-13-00-
ACK1 02A-110B-A
1/22/19 ADD/HG B787- ET-AOS ETCAA AMT X x 34 FNC: PERFORMED OF 2 TSFN8002RDTG
RWIDEB 8(GENX- THE ATC
ODY/TR 1B) TRANSPONDER SYSTEM
ACK1 AS PER BTC 34-005-00-
01 AND FOUND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 51 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/22/19 ADD/HG B787- ET-AOS ETCAA AMT X X x 23 R/I: REPLACED LEFT HF 3 TSFN8004U531
RWIDEB 8(GENX- COUPLER AS PER TASK
ODY/TR 1B) 23-11-01-024-001/424-008
ACK1 AND PERFORMED
OPERATIONAL TEST
AND FOUND
OPERATIONAL.
1/22/19 ADD/HG B787- ET-AOS ETCAA AMT X x 32 TS: TROUBLESHOOTED 1 TSFN8004MGH
RWIDEB 8(GENX- AS PER FIM DMC-B787- M
ODY/TR 1B) A-32-40-F1-40A-421A-A
ACK1 AND FOUND NORMAL,
PERFORMED WHEEL 4
BRAKE ACTUATION
SYSTEM TEST AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 52 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/24/19 ADD/HG B787- ET-AOT ETCAA AMT x 45 PERFORMED CENTRAL 0.5 TSFN8004AQ1K
RWIDEB 8(GENX- MAINTENANCE SYSTEM-
ODY/TR 1B) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A
1/24/19 ADD/HG B787- ET-AOT ETCAA AMT X x 46 DOWNLOADED FULL 1 TSFN8004PCM
RWIDEB 8(GENX- FLIGHT DATA AS PER S
ODY/TR 1B) AMM B787-A-46-13-00-
ACK1 02A-110B-A
1/24/19 ADD/HG B787- ET-AOT ETCAA AMT X x 32 PERFORMED LANDING 1 TSFN8004NXBL
RWIDEB 8(GENX- GEAR-WHEELS AND
ODY/TR 1B) BRAKES-SAFRAN
ACK1 BRAKE SYSTEM
SOFTWARE CHANGE AS
PER SB 787-32-0039-01
Release Date: 30Oct2018,
Issue 01

Revision Number 06, 12 OCT 2021 Page 53 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/24/19 ADD/HG B787- ET-AOT ETCAA AMT X X x 38 PERFORMED 1 TSFN8004LBPR

RWIDEB 8(GENX- WATER/WASTE - WATER
ODY/TR 1B) AND WASTE FUNCTIONS
ACK1 AND CONTROL
SOFTWARE - WATER
WASTE SYSTEM
OPERATIONAL
PROGRAM SOFTWARE
CHANGE AS PER SB787-
81205-SB380017-00 issue
001 dated on 17-Oct-18
AND AL TESTS PASSED
1/24/19 ADD/HG B787- ET-AOT ETCAA AVO x 29 FOR THIS FAULT 0.5 TSFN8004WCL9
RWIDEB 8(GENX- PLEASE REFER
ODY/TR 1B) TSFN8004VCVC THE
ACK1 TASK HAS BEEN
CLOSED BUT
PERFORMED FIM DMC-
B787-A-29-10-F1-F8A-
421A-A AND FOUND
NORMAL PERFORMED
RESERVER STEERING
ISOLATION VALVE AND
TEST PASSED

Revision Number 06, 12 OCT 2021 Page 54 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/29/19 ADD/HG B787- ET-ASH ETCAA AMT X x 32 PERFORMED LANDING 2 TSFN8004PN5B

RWIDEB 8(GENX- GEAR-WHEELS AND
ODY/TR 1B) BRAKES-SAFRAN
ACK1 BRAKE SYSTEM
SOFTWARE CHANGE AS
PER SB 787-32-0039-01
Release Date: 30Oct2018,
Issue 01
1/29/19 ADD/HG B787- ET-ASH ETCAA AMT x 34 PERFORMED 0.5 TSFN8004WN1
RWIDEB 8(GENX- NAVIGATION - FLIGHT C
ODY/TR 1B) MANAGEMENT
ACK1 FUNCTION -
INSTALLATION OF NEW
FMF AMI TO CHANGE
ENGINE WASHOUT
SCHEDULE FROM
TAPER 2 TO TAPER 3 AS
PER 787 Flight
Management Function
(FMF) Worksheet

Revision Number 06, 12 OCT 2021 Page 55 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/29/19 ADD/HG B787- ET-ASH ETCAA AMT X x 31 OPC-DOWNLOADED OF 1 TSFN8003SLSC

RWIDEB 8(GENX- THE FLIGHT DATA FILE
ODY/TR 1B) STORED IN THE
ACK1 ENHANCED AIRBORNE
FLIGHT RECORDER.
(ONE YEAR) AS PER BTC
31-037-01-01
2/5/19 ADD/HG B787- ET-AUP ETCAA AMT x 27 PERFORMED FLIGHT 1.5 TSFN8004TJZN
RWIDEB 8(TRT- CONTROLS - GENERAL -
ODY/TR 1000) FLIGHT CONTROL
ACK2 ELECTRONICS COMMON
BLOCK POINT 5
SOFTWARE CHANG AS
PER BSB787-81205-
SB27A0044-00, ISSUE
001, DATED DECEMBER
18, 2018
2/5/19 ADD/HG B787- ET-ARE ETCAA AMT X x 31 OPERATIONALLY 0.5 TSFN8002H6HN
RWIDEB 8(GENX- CHECKED OF THE
ODY/TR 1B) CAPTAIN'S AND FIRST
ACK1 OFFICER'S AIR DATA /
ATTITUDE SELECT
SWITCH.

Revision Number 06, 12 OCT 2021 Page 56 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/5/19 ADD/HG B787- ET-ARE ETCAA AMT X x 42 OPERATIONALLY 0.5 TSFN8002H55D

RWIDEB 8(GENX- CHECKED OF THE
ODY/TR 1B) COMMON COMPUTING
ACK1 RESOURCE RESET
SWITCHES AS PER BTC
42-005-00-01 AND
FOUND OPERATIONAL.
2/5/19 ADD/HG B787- ET-ARE ETCAA AMT x 27 INSTALLED NEW 1.5 TSFN8004TJYS
RWIDEB 8(GENX- FLIGHT CONTROL
ODY/TR 1B) MODULE (FCM)
ACK1 OPERATIONAL
PROGRAM SOFTWARE
(OPS), AS PER BSB787-
81205-SB27A0044-00,
ISSUE 001, DATED
DECEMBER 18, 2018
2/5/19 ADD/HG B787- ET-ARE ETCAA AMT X x 23 OPERATIONAL CHECK 1 TSFN8002HA1R
RWIDEB 8(GENX- OF THE EMERGENCY
ODY/TR 1B) LOCATOR
ACK1 TRANSMITTER
(AUTOMATIC/FIXED
TYPE) AS PER BTC 23-
010-00-01 AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 57 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/11/19 ADD/HG B787- ET-AOP ETCAA AMT x 27 INSTALLED NEW 1.5 TSFN8004TK00
RWIDEB 8(GENX- FLIGHT CONTROL
ODY/TR 1B) MODULE (FCM)
ACK1 OPERATIONAL
PROGRAM SOFTWARE
(OPS) AS PER BSB787-
81205-SB27A0044-00.
2/11/19 ADD/HG B787- ET-ARE ETCAA AMT X x 30 CHANGED THE 3 TSFN8003NTHJ
RWIDEB 8(GENX- AIRPLANE ELECTRICAL
ODY/TR 1B) CONNECTOR AND
ACK1 ROUTE WIRE BUNDLE
W504021 IN
ACCORDANCE WITH
FIGURE 2 AND 3.
2/18/19 ADD/HG B787- ET-AOO ETCAA AMT X x 46 DOWNLOADED FULL 1 TSFN8004S1QN
RWIDEB 8(GENX- FLIGHT DATA AS PER
ODY/TR 1B) AMM B787-A-46-13-00-
ACK2 02A-110B-A

Revision Number 06, 12 OCT 2021 Page 58 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/18/19 ADD/HG B787- ET-AOO ETCAA AMT x QE T/S: PERFORMED 2 TSFN8004YJCM

RWIDEB 8(GENX- RESISTANCE CHECK ON
ODY/TR 1B) FMV DM7621001P067
ACK2 AND CHECKED
CONTUNITY FROM FMV
DM7621001P067 TO EEC
DM7321003P6 AND
FOUND NORMAL AND
PEROFRMED Test No. 14
- Engine Harness Shake
Test - System Test, AMM
B787-A-G71-00-00-47B-
300B-A. AND TEST
PASSED LESS W6
HARNESS CHANGE
2/18/19 ADD/HG B787- ET-AOO ETCAA AMT X x 34 PEROFRMED SYSTEM 0.5 TSFN8003D6XL
RWIDEB 8(GENX- TEST OF LOW RANGE
ODY/TR 1B) RADIO ALTIMETER
ACK2 SYSTEM AS PER DMC-
B787-A-34-33-00-00A-
300B-A AND TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 59 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/18/19 ADD/HG B787- ET-AOO ETCAA AMT X x 22 PERFORMED 0.5 TSFN8003D93F

RWIDEB 8(GENX- OPERATIONAL TEST OF
ODY/TR 1B) AUTOPILOT FLIGHT
ACK2 DIRECTOR SYSTEM
MODE CONTROL PANEL
IAW DMC-B787-A-22-11-
00-16A-320A-A
2/19/19 ADD/HG B787- ET-AUR ETCAA AMT x 46 PEROFRMED 3 TSFN8004Z7M5
RWIDEB 8(TRT- MAINTENANCE ACTION
ODY/TR 1000) PER : MTIP-787-46-
ACK1 021_20170605.MTIP_787.
MTIP-787--46-021-R1.pdf
BUT NO HELP. NOTICED
Core Network Cabinet NIM
Indicator Is Not Solid
Green. AS PER THE FIM
DMC-B787-A-46-10-F2-
M3A-421A-A WE TRIED
TO CONNECT THE ML
TO BUT THE A/C
NETWORK IS NOT
RESPONDING THE NEXT
STEP IS TO REPLACE
THE NIM BUT NO PART
AVAIL.

Revision Number 06, 12 OCT 2021 Page 60 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/21/19 ADD/HG B787- ET-AUP ETCAA AMT x 32 PERFORMED ALL 3 TSFN8004LH8S

RWIDEB 8(TRT- WIRING CHECK AS PER
ODY/TR 1000) DMC-B787-A-32-41-15-
ACK2 05A-051A-D AND FOUND
NORMAL, CHANGED
BRAKE HARNESS AS
PER DMC-B787-A-32-45-
08-00A-520A-A AND
PERFORMED WHEEL 5
EBAC TEST AND LEFT
OUTBOARD CONTROL
TEST AND TEST
PASSED.
3/6/19 ADD/HG B787- ET-ATJ ETCAA AMT x x 46 COULDN'T PERFORM 0.17 TSFN8004ZSF2
RWIDEB 8(TRT- OLD LSAP REMOVAL B/C
ODY/TR 1000) OBEDXPRD IS NOT IS
ACK3 THE LIST
3/6/19 ADD/HG B787- ET-ATJ ETCAA AMT x 46 DOWNLOADED LIFING 1 TSFN8004TUZK
RWIDEB 8(TRT- DATA (ELIFE) ON TRENT
ODY/TR 1000) 1000 OPERATED B787s
ACK3 IAW DMC-B787-A-46-13-
00-02A-110B-A

Revision Number 06, 12 OCT 2021 Page 61 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/12/19 ADD/HG B787- ET-ATK ETCAA AMT x 46 REMOVED 72 OLD LSAP 0.5 TSFN80051P3X
RWIDEB 8(TRT- FROM OSM BY USING
ODY/TR 1000) ACMF BASE LINE
ACK2 REPORT AS PER DMC-
B787-A-46-13-00-03A-
550A-A AND FAULT
CLEARED.
3/12/19 ADD/HG B787- ET-AOT ETCAA AMT x 45 PERFORMED ACTION 3 TSFN80050P72
RWIDEB 8(GENX- TAKEN BASED ON ACMF
ODY/TR 1B) REPORT COUNT LESS
ACK1 THAN 5000. CHECKED
POWER ON
DM4611005P01 IN PIN 1
AND FOUND 115VAC.
CHECKED
CONTUNNNITY FROM
DM4611005P01A TO
DM4612007P08PINS 20T-
1 TO 4-1, 20T-2 TO 4-3,
18T-1 TO 4-2, 18T-2 TO 4-
4 AND FOUND NORMAL.
SWAPPED EFB EU CAP
WITH FO BUT NO HELP.

Revision Number 06, 12 OCT 2021 Page 62 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/13/19 ADD/HG B787- ET-AOR ETCAA AMT X x 46 PERFORMED 1 TSFN8004WVJD

RWIDEB 8(GENX- DOWNLOADING OF FULL
ODY/TR 1B) FLIGHT DATA (FFD) AS
ACK1 PER AMM B787-A-46-13-
00-02A-110B-A
3/13/19 ADD/HG B787- ET-AOR ETCAA AMT X x 34 FNC: PERFORM LOW 0.5 TSFN8003FR0R
RWIDEB 8(GENX- RANGE RADIO
ODY/TR 1B) ALTIMETER SYSTEM
ACK1 TEST PER AMM DMC-
B787-A-34-33-00-00A-
300B-A AND FOUND
OPERATIONAL.
3/13/19 ADD/HG B787- ET-AOR ETCAA AMT X x 22 OPC: PERFORM 0.5 TSFN8003H9S3
RWIDEB 8(GENX- AUTOPILOT FLIGHT
ODY/TR 1B) DIRECTOR SYSTEM
ACK1 MODE CONTROL PANEL
OPERATIONAL TEST
PER AMM DMC-B787-A-
22-11-00-16A-320A-A.
AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 63 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/13/19 ADD/HG B787- ET-AOR ETCAA AMT x 46 T/S:FOR OBEDS 1 TSFN80050WVV

RWIDEB 8(GENX- INCOMPATIBLE
ODY/TR 1B) SOFTWARE DELETED
ACK1 OLD SOFWARE USING
ACMF REPORT AND FOR
CIS MS FSM 2 FAULT 46-
31012 NO FAULT
FOUND.
4/2/19 ADD/HG B787- ET-AOS ETCAA AMT x x 42 PERFORMED GPM R1 0.5 TSFN8004VX7L
RWIDEB 8(GENX- LRU REPLACEMENT
ODY/TR 1B) TEST AS PER DMC-B787-
ACK1 A-42-21-02-09A-921A-A
STEP F SUB STEP I AND
FOUND OPERATIONAL.
4/2/19 ADD/HG B787- ET-AOS ETCAA AMT x 46 DOWNLOADED OF ACMF 1 TSFN8005445X
RWIDEB 8(GENX- CPL FILE FROM CIS-MS
ODY/TR 1B) MSD TO ML & GND
ACK1 NTWRK AS PER B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B

Revision Number 06, 12 OCT 2021 Page 64 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/4/19 ADD/HG B787- ET-AUO ETCAA AMT X x 47 PERFORMED STEP 1 1 TSFN80053X3Q

RWIDEB 8(TRT- AND 2
ODY/TR 1000)
ACK3
4/10/19 ADD/HG B787- ET-ASG ETCAA AVO x 31 PERFORMED CAPTAIN 1 TSFN80054HW4
RWIDEB 8(GENX- HUD REPLACEMENT
ODY/TR 1B) AND FIBER OPTICS
ACK1 INSPECTION AS PER
DMC-B787-A-31-61-65-
00A-520/720A-AA AND
DONE OP-CECKED AND
FOUND NORMAL.
4/10/19 ADD/HG B787- ET-AOV ETCAA AMT X x 31 OPC-DOWNLOADED OF 1 TSFN8004182N
RWIDEB 8(GENX- THE FLIGHT DATA FILE
ODY/TR 1B) STORED IN THE
ACK3 ENHANCED AIRBORNE
FLIGHT RECORDER AS
PER BTC 31-037-01-01.
4/11/19 ADD/HG B787- ET-AOV ETCAA AMT X x 31 FNC: FUNCTIONALLY 1 TSFN800487H0
RWIDEB 8(GENX- CHECKED THE
ODY/TR 1B) ENHANCED AIRBORNE
ACK3 FLIGHT RECORDER
INDEPENDENT IAW BTC
31-040-00-01 AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 65 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/11/19 ADD/HG B787- ET-AOV ETCAA AMT x 20 OPC: OPERATIONALLY 1 TSFN8004LN2F

RWIDEB 8(GENX- CHECKED P300 AND
ODY/TR 1B) P400 PANEL
ACK3 ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01 AND
FOUND OPERATIONAL.
4/11/19 ADD/HG B787- ET-AOV ETCAA AMT X X x 25 FOT:OPERATIONAL 0.5 TSFN80041816
RWIDEB 8(GENX- CHECKED THE
ODY/TR 1B) PASSENGER
ACK3 COMPARTMENT
MOUNTED
SURVIVAL/PORTABLE
TYPE EMERGENCY
LOCATOR
TRANSMITTERS AS PER
BTC 25-035-00-01 AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 66 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/18/19 ADD/HG B787- ET-AUQ ETCAA AMT X x x 46 PERFORMED 1 TSFN800549U1

RWIDEB 8(TRT- ELECTRONIC FLIGHT
ODY/TR 1000) BAG ELECTRONIC UNIT
ACK3 TERMINAL CHART
DATABASE UPDATE IAW
DMC-B787-A-46-11-07-
02A-720A-A & -750A-A,
DMC-B787-A-46-13-00-
01A-750A-A
4/24/19 ADD/HG B787- ET-AOO ETCAA AMT X x 46 DOWNLOADED FULL 1 TSFN8004ZBNZ
RWIDEB 8(GENX- FLIGHT DATA (FFD) AS
ODY/TR 1B) PER AMM B787-A-46-13-
ACK2 00-02A-110B-A
4/24/19 ADD/HG B787- ET-AOO ETCAA AMT x 46 DOWNLOADED OF ACMF 1 TSFN80056N2Y
RWIDEB 8(GENX- CPL FILE FROM CIS-MS
ODY/TR 1B) MSD TO ML & GND
ACK2 NTWRK AS PER B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B

Revision Number 06, 12 OCT 2021 Page 67 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/24/19 ADD/HG B787- ET-AOO ETCAA AMT x 34 INSP: PERFORMED 1.5 TSFN8004U2W5
RWIDEB 8(GENX- INTEGRATED
ODY/TR 1B) SURVEILLANCE SYSTEM
ACK2 - INSPECTION OF
TCAS/ATC COAX CABLE
AS PER AMM 34-42-00,
EO(M)-SB787-81205-
SB340023-00-01, EO(M)-
SB787-81205-SB340024-
00-01
4/24/19 ADD/HG B787- ET-AOO ETCAA AMT x x 45 FNC: PERFORMED LRU 0.5 TSFN80056S3X
RWIDEB 8(GENX- REPLACEMENT TEST
ODY/TR 1B) ON GPM L6 AS PER 787-
ACK2 FTD-23-16003, Dated 26-
Apr-2016
4/24/19 ADD/HG B787- ET-ATG ETCAA AMT x x 45 FNC:PERFORMED LRU 0.5 TSFN80056RZX
RWIDEB 8(TRT- REPLACEMENT TEST
ODY/TR 1000) ON GPM L6 AS PER 787-
ACK3 FTD-23-16003, Dated 26-
Apr-2016 AND FOUND
OPRATIONAL.

Revision Number 06, 12 OCT 2021 Page 68 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/29/19 ADD/HG B787- ET-ATK ETCAA AVO x 46 DOWNLOADED LIFING 1 TSFN8004Z10N

RWIDEB 8(TRT- DATA (ELIFE) ON TRENT
ODY/TR 1000) 1000 OPERATED B787s
ACK2 DMC-B787-A-46-13-00-
02A-110B-A
4/29/19 ADD/HG B787- ET-ATK ETCAA AMT x 46 DOWNLOADED LIFING 0.5 TSFN8004Z10N
RWIDEB 8(TRT- DATA (ELIFE) ON TRENT
ODY/TR 1000) 1000 OPERATED B787s
ACK2 DMC-B787-A-46-13-00-
02A-110B-A
4/29/19 ADD/HG B787- ET-ATK ETCAA AVO x 32 INSPECTED WIRE 0.33 TSFN8004739K
RWIDEB 8(TRT- HARNESS TO BOX
ODY/TR 1000) SUPPORT BRACKET AS
ACK2 PER DMC-B787-A-32-45-
09-00A-280A-A AND
FOUND NORMAL.
4/29/19 ADD/HG B787- ET-ATK ETCAA AMT x 32 PERFORMED WIRING 1 TSFN8004VU07
RWIDEB 8(TRT- CHECKS AND FOUND
ODY/TR 1000) NORMAL. SWAPPED
ACK2 RIGHT BSCU WITH ET-
ATI FAULT CLEARED.
REQUESTED NEW PART.

Revision Number 06, 12 OCT 2021 Page 69 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/30/19 ADD/HG B787- ET-AOU ETCAA AMT X x 46 DOWNLOADED FULL 1.5 TSFN8004ZHKR
RWIDEB 8(GENX- FLIGHT DATA (FFD) AS
ODY/TR 1B) PER AMM B787-A-46-13-
ACK1 00-02A-110B-A
5/7/19 ADD/HG B787- ET-ATL ETCAA AMT x 21 REPLACED THE AFT EE 6 TSFN80058LS8
RWIDEB 8(TRT- COOLING EXHAUST
ODY/TR 1000) OVERBOARD(SKIN
ACK2 FLUSH) IAW FIM DMC-
B787-A-21-20-F7-60A-
421A-A, AMM B787-A-21-
27-48-00A-520A-A AND
B787-A-21-27-48-00A-
720A-A.
5/9/19 ADD/HG B787- ET-AUP ETCAA AMT X x 32 INSTALLED NEW BRAKE 0.75 TSFN800566B0
RWIDEB 8(TRT- SYSTEM CONTROL UNIT
ODY/TR 1000) (BSCU) OPERATIONAL
ACK2 PROGRAM SOFTWARE
(OPS) IAW BSB787-
81205-SB320041-00,
ISSUE 001, DATED
MARCH 27, 2019.

Revision Number 06, 12 OCT 2021 Page 70 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/17/19 ADD/LIN B787- ET-AOO ETCAA AMT x x 33 T/S: AS PER YOUR 2 TSFN80059Y79
E 8(GENX- REQUEST SWAPPED
1B) RPDU CARD M2 (S/N
AAJJ002780) WITH MY
(S/N AAJJ002846) FOR
TROUBLESHOOTING
PURPOSE AND
SWITCHED IT FOR 3Hrs
AND NO FAULT FOUND.
5/22/19 ADD/HG B787- ET-AOV ETCAA AMT x 32 REPLACED RIGHT 2 TSFN8005ACT8
RWIDEB 8(GENX- BSCU, SOFTWARE
ODY/TR 1B) INSTALLED( REFER
ACK3 TSFN80059WG5) AND
PERFORMED
OPERATIONAL TEST AS
PER : DMC-B787-A-32-42-
03-01A-520A/720-A AND
FOUND NORMAL.

Revision Number 06, 12 OCT 2021 Page 71 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/30/19 ADD/HG B787- ET-ARE ETCAA AMT X x 31 PERFORMED 1 TSFN800457CT

RWIDEB 8(GENX- DOWNLOAD OF THE
ODY/TR 1B) FLIGHT DATA FILE
ACK1 STORED IN THE
ENHANCED AIRBORNE
FLIGHT RECORDER.
(ONE YEAR) AS PER BTC
31-037-01-01.
5/30/19 ADD/HG B787- ET-ARE ETCAA AMT X x 46 DOWNLOADED FULL 1 TSFN80053W14
RWIDEB 8(GENX- FLIGHT DATA (FFD) AS
ODY/TR 1B) PER AMM B787-A-46-13-
ACK1 00-02A-110B-A

Revision Number 06, 12 OCT 2021 Page 72 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/6/19 ADD/HG B787- ET-ATL ETCAA AMT X x 24 PERFORMED ELECTRIC 3 TSFN8004S4JR

RWIDEB 8(TRT- POWER - POWER
ODY/TR 1000) DISTRIBUTION SYSTEM -
ACK2 OVERVOLTAGE
TRANSIENT
PROTECTION UNITES
(OVTPUS)
REMOVAL/INSTALLATIO
N FOR ET-ATL
PERFORMED
OPERATIONAL TEST
AND FOUND
OPREATIONAL IAW
UTAS SB 7002444-24-3
REV 02 (DATED 04-MAY-
15), 787-FTD-24-14006
6/6/19 ADD/HG B787- ET-ATL ETCAA AMT x 20 PERFORMED 0.5 TSFN800517ND
RWIDEB 8(TRT- OPERATIONALLY
ODY/TR 1000) CHECK P300 AND P400
ACK2 PANEL ELECTRONIC
LOAD CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01 AND TEST
PASSED

Revision Number 06, 12 OCT 2021 Page 73 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/6/19 ADD/HG B787- ET-ATL ETCAA AMT x x 42 PERFORMED 1 TSFN8005CB9Q

RWIDEB 8(TRT- OPERATIONAL CHECK
ODY/TR 1000) LEFT HF AS PER DMC-
ACK2 B787-A-42-40-F1-BAA-
421A-A AND FOUND
OPERATIONAL .
6/14/19 KRT/LIN B787- ET-AOQ ETCAA AMT x 30 REPLACED WIPCU 1 TSFN8005CW61
E 8(GENX- SEQUENCE CONTROL
1B) CARD, INSTALLATION
TEST PERFORMED AND
TEST PASSED IAW DMC-
B787-A-30-11-02-00A-
520A-A.
6/17/19 ADD/HG B787- ET-AOV ETCAA AMT x 21 REPLACED AFT ZONAL 1 TSFN8005BCY
RWIDEB 8(GENX- DRYER CONTROLLER W
ODY/TR 1B) AND PERFORMED
ACK3 INSTALLATION TEST
AND TEST PASSED IAW
DMC-B787-A-21-72-03-
00A-520A/720-A.

Revision Number 06, 12 OCT 2021 Page 74 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/17/19 ADD/HG B787- ET-ATJ ETCAA AMT x 21 REPLACED RIGHT 2 TSFN8005CW87

RWIDEB 8(TRT- OUTBOARD ADD HEAT
ODY/TR 1000) VALVE,TEST
ACK3 PERFORMED AND TEST
PASSED IAW DMC-B787-
A-21-51-07-01A-520A/720-
A.
6/17/19 KRT/LIN B787- ET-AOQ ETCAA AMT x 21 REPLACED RIGHT TRIM 2 TSFN8005CW0Z
E 8(GENX- AIR PRESSURE
1B) REGULATING SOV, TEST
PERFORMED AND TEST
PASSED IAW DMC-B787-
A-21-62-01-00A-520A/720-
A
8/12/19 ADD/HG B787- ET-AOU ETCAA AVO x 23 REPLACED VHF 1 TSFN80059F6K
RWIDEB 8(GENX- ANTENNA AS PER DMC-
ODY/TR 1B) B787-A-23-12-03-03A-
ACK1 520A-A TEST
PERFORMED AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 75 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/12/19 ADD/HG B787- ET-AOU ETCAA AMT x 73 INSPECTED 1 TSFN8004YRAB

RWIDEB 8(GENX- DM4240011P01 ON RDC
ODY/TR 1B) 11 AND NO DEFECT OR
ACK1 LOOSE FOUND
.SWAPPED RDC
11(S/N:RDC703387) WITH
RDC 19(S/N:RDC700391)
AS PER DMC-B787-A-42-
21-07-01A-520A/720A-A.
TEST PERFORMED AND
FOUND OPERATIONAL.
8/12/19 ADD/HG B787- ET-ARF ETCAA AMT X x 46 DOWNLOADED FULL 1 TSFN8005C2SP
RWIDEB 8(GENX- FLIGHT DATA (FFD) IAW
ODY/TR 1B) AMM B787-A-46-13-00-
ACK3 02A-110B-A
8/14/19 ADD/HG B787- ET-AOQ ETCAA AMT X x 20 PERFORMED DETAILED 3.5 TSFN8005ETGU
RWIDEB 8(GENX- INSPECTION OF
ODY/TR 1B) COAXIAL CABLE (WITH A
ACK1 FREQUENCY DOMAIN
REFLECTOMETER) AS
PER DMC-B787-A-20-10-
32-00B-280B-A AND
DATA SENT TO
AVIONICS SYSTEM
ENGINEERING.

Revision Number 06, 12 OCT 2021 Page 76 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/14/19 ADD/HG B787- ET-AOQ ETCAA AMT X x 42 PERFORMED 3 TSFN8005GG0B

RWIDEB 8(GENX- NTEGRATED MODULAR
ODY/TR 1B) AVIONICS - GENERAL
ACK1 PROCESSOR MODULE -
GENERAL PROCESSOR
MODULE L8 -
REPLACEMENT IAW
EO(M)-787-AMM-42-21-
02-08A-921A-A-001
8/21/19 ADD/HG B787- ET-AOR ETCAA AMT X X x 31 PERFORMED 1 TSFN8005L3FS
RWIDEB 8(GENX- REPLACEMENT OF AFT
ODY/TR 1B) UNDERWATER
ACK1 LOCATOR BEACON AS
PER DMC-B787-A-31-31-
09-03B-520A-A,DMC-
B787-A-31-31-09-03B-
720A-A PERFORMED
TEST AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 77 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/21/19 ADD/HG B787- ET-AOR ETCAA AMT X X x 31 PERFORMED 1 TSFN8005LT1P

RWIDEB 8(GENX- REPLACEMENT OF FWD
ODY/TR 1B) UNDERWATER
ACK1 LOCATOR BEACON AS
PER DMC-B787-A-31-31-
09-03B-520A-A,DMC-
B787-A-31-31-09-03B-
720A-A PERFORMED
TEST AND FOUND
OPERATIONAL.
8/21/19 ADD/HG B787- ET-AOR ETCAA AMT X x x 46 PERFORMED 1 TSFN8005LB95
RWIDEB 8(GENX- ELECTRONIC FLIGHT
ODY/TR 1B) BAG ELECTRONIC UNIT
ACK1 TERMINAL CHART
DATABASE UPDATE IAW
DMC-B787-A-46-11-07-
02A-720A-A & -750A-A,
DMC-B787-A-46-13-00-
01A-750A-A

Revision Number 06, 12 OCT 2021 Page 78 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/26/19 ADD/HG B787- ET-ATG ETCAA AMT x 27 PERFORMED GROUND 1 TSFN8005HXQ

RWIDEB 8(TRT- TEST: 27 Primary Flight W
ODY/TR 1000) Control System, SYSTEM
ACK3 TEST, Spoilers (Right
Hydraulic) IAW DMC-
B787-A-27-61-00-03D-
300B-A AND TEST
PASSED.
8/26/19 ADD/HG B787- ET-ATG ETCAA AMT x 27 REPLACED SPOILER 1 TSFN8005HXQ
RWIDEB 8(TRT- #2RESOLVER W
ODY/TR 1000) PLUG(DM2761202P01)
ACK3 IAW SWPM_MISC.20-63_
AND PERFORMED
PRIMARY FLIGHT
CONTROL SYSTEM
SPOILER(RIGHT
HYDRAULIC) TEST IAW
DMC-B787-A-27-61-20-
00A-720A-A AND TEST

Revision Number 06, 12 OCT 2021 Page 79 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/26/19 ADD/HG B787- ET-ATG ETCAA AMT x 27 PERFORMED GROUND 1 TSFN8005HXQ

RWIDEB 8(TRT- TEST: 27 Primary Flight W
ODY/TR 1000) Control System, SYSTEM
ACK3 TEST, Spoilers (Right
Hydraulic) IAW DMC-
B787-A-27-61-00-03D-
300B-A AND TEST
PASSED.
8/26/19 ADD/HG B787- ET-ATG ETCAA AMT x 27 REPLACED SPOILER 1 TSFN8005HXQ
RWIDEB 8(TRT- #2RESOLVER W
ODY/TR 1000) PLUG(DM2761202P01)
ACK3 IAW SWPM_MISC.20-63_
AND PERFORMED
PRIMARY FLIGHT
CONTROL SYSTEM
SPOILER(RIGHT
HYDRAULIC) TEST IAW
DMC-B787-A-27-61-20-
00A-720A-A AND TEST
9/8/19 ADD/HG B787- ET-AOQ ETCAA AMT x x 32 PERFORMED #7 TIRE 2 TSFN8005PH4J
RWIDEB 8(GENX- REPLACEMENT AS PER
ODY/TR 1B) DMC-B787-A-32-45-01-
ACK1 00A-520A-A

Revision Number 06, 12 OCT 2021 Page 80 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/9/19 ADD/HG B787- ET-ATG ETCAA AMT x 46 DOWNLOADED LIFING 1 TSFN8005DXKC

RWIDEB 8(TRT- DATA (ELIFE) ON TRENT
ODY/TR 1000) 1000 OPERATED B787s
ACK3 IAW<br>DMC-B787-A-46-
13-00-02A-110B-A-01
9/9/19 ADD/HG B787- ET-ATG ETCAA AMT x 47 SWAPPED RDC21 WITH 2 TSFN8005ECSF
RWIDEB 8(TRT- RDC 19 IAW DMC-B787-
ODY/TR 1000) A-42-21-07-07A-520/720A-
ACK3 A PERFORMED AIR ON
TEST AND TEST FAILED
MMSG IS 47-10210
ADVISED MCC
9/10/19 ADD/HG B787- ET-AUQ ETCAA AMT x 46 DOWNLOADED OF ACMF 1 TSFN8005PGAU
RWIDEB 8(TRT- CPL FILE FROM CIS-MS
ODY/TR 1000) MSD TO ML & GND
ACK3 NTWRK IAW B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B

Revision Number 06, 12 OCT 2021 Page 81 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/10/19 ADD/HG B787- ET-AUQ ETCAA AMT x 32 T/S: PERFORMED 4 TSFN8005PPVX

RWIDEB 8(TRT- WIRING AND
ODY/TR 1000) INSPECTION ON THE
ACK3 TAIL STRIKE SYSTEM AS
PER THE TASK AND
FOUND WIRING AND
INSPECTION NORMAL.
WE COULDN'T REPLACE
THE TAIL STRIKE
ASSEMBLY WAITING
FOR THE PART(PO REQ)
IAW FIM DMC-B787-A-32-
00-F8-N5A-421A-A.
9/11/19 ADD/HG B787- ET-AOO ETCAA AMT X x 34 PERFORMED ATC 1 TSFN8003D86B
RWIDEB 8(GENX- TRANSPONDER SYSTEM
ODY/TR 1B) FUNCTIONAL TEST AND
ACK2 FOUND OPERATIONAL
IAW BTC 34-005-00-01.

Revision Number 06, 12 OCT 2021 Page 82 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/12/19 ADD/HG B787- ET-ATK ETCAA AMT x 20 OPERATIONALLY 1 TSFN80029J4A

RWIDEB 8(TRT- CHECKED P300 AND
ODY/TR 1000) P400 PANEL
ACK2 ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01/ITEM-1
PARAGRAPH B/.AND
FOUND OPERATIONAL.
9/12/19 ADD/HG B787- ET-ATK ETCAA AMT x 21 PERFORMED WIRING 2 TSFN8005PGX5
RWIDEB 8(TRT- CHECK AS PER WDM 21-
ODY/TR 1000) 31-22 AND FOUND ALL
ACK2 WIRINGS NORMAL.BUT
COULDN'T PERFORM
RDC 10 LRU
REPLACEMENT TEST.

Revision Number 06, 12 OCT 2021 Page 83 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/15/19 ADD/HG B787- ET-AOQ ETCAA AMT X x 42 PERFORMED 14 TSFN8005Q63W

RWIDEB 8(GENX- INTEGRATED MODULAR
ODY/TR 1B) AVIONICS - GENERAL
ACK1 PROCESSOR MODULE -
LEFT COMMON
COMPUTING RESOURCE
CABINET - GENERAL
PROCESSOR MODULE
L1, L2, L3, L5, L6 AND L7
- REPLACEMENTV AS
PER EO(M)-787-AMM-42-
21-02-17A-921A-A-001-
JIC.
9/17/19 ADD/HG B787- ET-AOQ ETCAA AMT X x 42 PERFORMED 0.16667 TSFN8005Q63W
RWIDEB 8(GENX- INTEGRATED MODULAR
ODY/TR 1B) AVIONICS - GENERAL
ACK1 PROCESSOR MODULE -
LEFT COMMON
COMPUTING RESOURCE
CABINET - GENERAL
PROCESSOR MODULE
L1, L2, L3, L5, L6 AND L7
- REPLACEMENTV AS
PER EO(M)-787-AMM-42-
21-02-17A-921A-A-001-
JIC.
Revision Number 06, 12 OCT 2021 Page 84 of 569
 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/18/19 ADD/HG B787- ET-ATL ETCAA AMT X x 42 PERFORMED 14 TSFN8005Q5XK

RWIDEB 8(TRT- INTEGRATED MODULAR
ODY/TR 1000) AVIONICS - COMMON
ACK2 CORE SYSTEM -
COMMON INTERFACE
CONTROL DOCUMENT
10.3 SOFTWARE
CHANGE - SW CHANGE
IAW BOEING SB787-
81205-SB420029-00
ISSUE 001 (DATED 20-
MAY-19), 787-FTD-42-
18003.
9/30/19 ADD/HG B787- ET-ASG ETCAA AMT X x 22 FOT:PERFORMED 1.33333 TSFN80045KPD
RWIDEB 8(GENX- OPERATIONAL TEST OF
ODY/TR 1B) AUTOPILOT FLIGHT
ACK1 DIRECTOR SYSTEM
MODE CONTROL PANEL
IAW DMC-B787-A-22-11-
00-16A-320A-A

Revision Number 06, 12 OCT 2021 Page 85 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/30/19 ADD/HG B787- ET-ASG ETCAA AMT X x 34 PEROFMED SYSTEM 1.36667 TSFN80045KPH
RWIDEB 8(GENX- TEST OF LOW RANGE
ODY/TR 1B) RADIO ALTIMETER
ACK1 SYSTEM IAW DMC-B787-
A-34-33-00-00A-300B-A
AND FOUND
OPREATIONAL.
10/6/19 ADD/HG B787- ET-AOQ ETCAA AMT x 30 PERFORMED FROM 3 TSFN8004ZVG5
RWIDEB 8(GENX- STEP 1 TO STEP 10 AS
ODY/TR 1B) PER FAA AD2018-17-03 &
ACK1 BOEING SB491Z4991-30-
03, ORIGINAL ISSUE,
DATED MARCH 22, 2017
10/14/19 ADD/HG B787- ET-ARF ETCAA AMT x 20 PERFORMED 1 TSFN8005920B
RWIDEB 8(GENX- OPERATIONAL CHECK
ODY/TR 1B) P300 AND P400 PANEL
ACK3 ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES IAW BTC 24-
065-00-01 AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 86 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/14/19 ADD/HG B787- ET-ARF ETCAA AMT X x 46 DOWNLOADED FULL 1 TSFN8005LFUT

RWIDEB 8(GENX- FLIGHT DATA (FFD) IAW
ODY/TR 1B) AMM B787-A-46-13-00-
ACK3 02A-110B-A
10/14/19 ADD/HG B787- ET-ATK ETCAA AMT x 47 PERFORMED STEP 2 1 TSFN8005TTN9
RWIDEB 8(TRT- AND FOUND
ODY/TR 1000) RESISTANCE VALUE IS
ACK2 LESSTHAN 5%. AS PER
WDM 47-11-01A-051A-D
10/15/19 ADD/HG B787- ET-AOS ETCAA AMT X x 31 PERFORMED 1 TSFN8005R74L
RWIDEB 8(GENX- DOWNLOAD OF THE
ODY/TR 1B) FLIGHT DATA FILE
ACK1 STORED IN THE
ENHANCED AIRBORNE
FLIGHT RECORDER.
(ONE YEAR) IAW BTC 31-
037-01-01.

Revision Number 06, 12 OCT 2021 Page 87 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/16/19 ADD/HG B787- ET-AOS ETCAA AMT x 21 PERFORMED 8 TSFN8005SKZH

RWIDEB 8(GENX- REPLACEMENT OF
ODY/TR 1B) BASE PLATE BECAUSE
ACK1 PART FOUND BURNT
DURING DETAIL
INSPECTION I.A.W FIM
DMC-B787-A-24-10-F5-
FRA-421A-A REV
NO./DATE: 008/18 JUL
10/22/19 ADD/HG B787- ET-AOP ETCAA AMT x 21 T/S: PERFORMED FIM 2.5 TSFN8005UMPZ
RWIDEB 8(GENX- DMC-B787-A-21-50-F4-
ODY/TR 1B) 15A-421A-A AND FOUND
ACK1 230VAC ON PINS A,B,C
WITH RESPECT TO PIN
D ON DM2154012P01
AND CHECKED FOR THE
FAULT AND NO FAULT
FOUND. Rev No. / Date :
061 / 18 Jul 2019
10/22/19 ADD/HG B787- ET-AOP ETCAA AMT X x 46 PERFORMED 0.5 TSFN8005KUP4
RWIDEB 8(GENX- DOWNLOAD OF FULL
ODY/TR 1B) FLIGHT DATA (FFD) IAW
ACK1 AMM B787-A-46-13-00-
02A-110B-A

Revision Number 06, 12 OCT 2021 Page 88 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/24/19 ADD/HG B787- ET-AUP ETCAA AMT X X x 73 PERFORMED REMOVAL 5 TSFN8005U8VD

RWIDEB 8(TRT- OF EEC P/N
ODY/TR 1000) G5040ECU02 S/N
ACK2 BX560198 PER DMC-
B787-A-R73-21-11-
01F520A-A FOR
INCORPORATION OF
SB73-K208 BY COLLINS
TEAM AND INSTALLED
BACK SAME PART
AFTER MODIFICATION
PER DMC-B787-A-R73-
2111-01F-720A-A.
10/24/19 ADD/HG B787- ET-AOV ETCAA AMT X x x 45 PERFORMED CENTRAL 1 TSFN8005UUA1
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK3 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019.

Revision Number 06, 12 OCT 2021 Page 89 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/31/19 ADD/HG B787- ET-AUQ ETCAA AMT X x 42 PERFORMED CCS 8.1P 4 TSFN8005PLFL
RWIDEB 8(TRT- SOFTWARE CHANGES
ODY/TR 1000) IAW BOEING B787-
ACK3 81205-SB420036-00,
ISSUE 003, Dated 24-
SEP-18.
10/31/19 ADD/HG B787- ET-AUQ ETCAA AMT x x 45 PERFORMED LRU 0.5 TSFN8005W1R7
RWIDEB 8(TRT- REPLACEMENT TEST
ODY/TR 1000) ON GPM L6 IAW 787-
ACK3 FTD-23-16003, Dated 26-
Apr-2016.
10/31/19 ADD/HG B787- ET-AUQ ETCAA AMT X x x 45 PERFORMED LRU 2 TSFN8005VMSP
RWIDEB 8(TRT- REPLACEMENT TEST
ODY/TR 1000) ON GPM R1 IAW 787
ACK3 FTD-45-17001, dated 19-
July-2019.
11/29/19 ADD/HG B787- ET-ATG ETCAA AMT x 20 PERFORMED 1 TSFN80059VDL
RWIDEB 8(TRT- OPERATIONAL CHECK
ODY/TR 1000) P300 AND P400 PANEL
ACK3 ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01 AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 90 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/29/19 ADD/HG B787- ET-ATG ETCAA AMT x 42 PERFORMED DETAILED 2 TSFN8005D9TW

RWIDEB 8(TRT- INSPECTION AND
ODY/TR 1000) FOUND ON THE CCR
ACK3 RIGHT DE4220002P07A
PIN 9 UNWANTED/
UNCLEARED MATERIAL
ON THE PIN TRIED TO
DRY CLEAN IT BUT NO
CHANGE. NEEDS
FURTHER DETAIL
INSPECTION. AND
SWAPPED RIGHT FOX
A(S/N 100401010) WITH
LEFT FOX A(S/N
130603719)THERE ARE
THE SAME PART
NUMBER. AS PER FIM
DMC-B787-A-42-30-F1-
54A-421A-A AND AMM
B787-A-42-21-05-00A-
520A-A,

Revision Number 06, 12 OCT 2021 Page 91 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/14/19 ADD/HG B787- ET-ASH ETCAA AMT x 20 OPERATIONALLY 1 TSFN8005EZZK

RWIDEB 8(GENX- CHECKED P300 AND
ODY/TR 1B) P400 PANEL
ACK1 ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01 AND
FOUND OPERATIONAL.
12/20/19 ADD/HG B787- ET-AUQ ETCAA AMT x x 46 PERFORMED 5 TSFN8005W4G
RWIDEB 8(TRT- DOWNLOAD AND K
ODY/TR 1000) DELETE ACMF
ACK3 REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY IAW 787-
FTD-46-16002, Dated 21-
Feb-2019
12/20/19 ADD/HG B787- ET-AUQ ETCAA AMT x x 46 CHECKED FOR THE 0.16667 TSFN8005X1PQ
RWIDEB 8(TRT- FAULT AND NO FAULT
ODY/TR 1000) FOUND AS PER DMC-
ACK3 B787-A-46-10-F2-C8A-
421A-A Rev No. / Date :
055 / 19 Nov 2019

Revision Number 06, 12 OCT 2021 Page 92 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/25/19 ADD/HG B787- ET-AOR ETCAA AMT x QE PERFORMED WIRING 2 TSFN80062DM7

RWIDEB 8(GENX- CHECK AS PER DMC-
ODY/TR 1B) B787-A-G75-00-F0-16A-
ACK1 421A-A Rev No. / Date :
050 / 19 Nov 2019 AND
FOUND ALL WIRING
NORMAL.
12/25/19 ADD/HG B787- ET-AOR ETCAA AMT X x 46 DOWNLOADED FULL 1 TSFN8005TAL0
RWIDEB 8(GENX- FLIGHT DATA AS PER
ODY/TR 1B) AMM B787-A-46-13-00-
ACK1 02A-110B-A.
1/1/20 ADD/HG B787- ET-ATG ETCAA AMT X x 23 PERFORMED FIXED 1 TSFN8005QF1N
RWIDEB 8(TRT- EMERGENCY LOCATOR
ODY/TR 1000) TRANSMITTER ELT
ACK3 CODING VERIFICATION
AND OPERATIONAL
CHECK AS PER DMC-
B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 93 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/1/20 ADD/HG B787- ET-ATG ETCAA AMT X x 22 PERFORMED 0.5 TSFN80035M2Q

RWIDEB 8(TRT- AUTOPILOT FLIGHT
ODY/TR 1000) DIRECTOR SYSTEM
ACK3 MODE CONTROL PANEL
OPERATIONAL TEST
PER AMM DMC-B787-A-
22-11-00-16A-320A-A.
AND FOUND
OPERATIONAL.
1/1/20 ADD/HG B787- ET-ATG ETCAA AMT X x 34 PERFORMED LOW 0.5 TSFN80035KTS
RWIDEB 8(TRT- RANGE RADIO
ODY/TR 1000) ALTIMETER SYSTEM
ACK3 TEST PER AMM DMC-
B787-A-34-33-00-00A-
300B-A. AND FOUND
OPERATIONAL.
1/2/20 ADD/HG B787- ET-ATG ETCAA AMT X X x 73 PERFORMED LH EEC 2 TSFN8005Y6TQ
RWIDEB 8(TRT- SOFTWARE CHANGE AS
ODY/TR 1000) PER TRENT 1000 73-
ACK3 K170, R00, DATED Apr.
4/19.

Revision Number 06, 12 OCT 2021 Page 94 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/3/20 ADD/HG B787- ET-ARE ETCAA AMT x x 46 PERFORMED 5 TSFN8005ZAZ8

RWIDEB 8(GENX- INFORMATION SYSTEMS
ODY/TR 1B) - OBEDS - DOWNLOAD
ACK1 AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY IAW 787-
FTD-46-16002, Dated 21-
Feb-2019
1/18/20 ADD/HG B787- ET-AOQ ETCAA AMT x x 46 PERFORMED 1 TSFN8005TTU7
RWIDEB 8(GENX- INFORMATION SYSTEMS
ODY/TR 1B) - OBEDS - DOWNLOAD
ACK1 AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY IAW 787-
FTD-46-16002, Dated 21-
Feb-2019

Revision Number 06, 12 OCT 2021 Page 95 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/18/20 ADD/HG B787- ET-AOQ ETCAA AMT X x 23 PERFORMED FIXED 1 TSFN8005SK1Z

RWIDEB 8(GENX- EMERGENCY LOCATOR
ODY/TR 1B) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK IAW DMC-B787-
A-23-24-00-00A-271A-A /
AMM B787-A-23-24-01-
01A-340A-A AND FOUND
CORRECT.
1/18/20 ADD/HG B787- ET-AOQ ETCAA AMT X x 45 PERFORMED CMS- 1 TSFN800657YF
RWIDEB 8(GENX- CMCF- LRU
ODY/TR 1B) REPLACMENT TEST ON
ACK1 GPM R1 IAW 787 FTD-45-
17001, dated 19-July-
2019. AND FOUND
OPERATIONAL.
1/18/20 ADD/HG B787- ET-AOQ ETCAA AMT x 45 PERFORMED CMS- 0.33333 TSFN800655FY
RWIDEB 8(GENX- CMCF- LRU
ODY/TR 1B) REPLACMENT TEST ON
ACK1 GPM L6 IAW 787-FTD-23-
16003, Dated 26-Apr-2016
AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 96 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/18/20 ADD/HG B787- ET-AOQ ETCAA AVO X X x 30 TS: CHECKED FOR 2 TSFN80065N28
RWIDEB 8(GENX- 115VAC AND PROPER
ODY/TR 1B) GROUNDING AND
ACK1 FOUND BOTH POWER
AND GROUND IAW FIM
DMC-B787-A-30-70-F1-
67A-421A-A.
1/25/20 ADD/HG B787- ET-AOS ETCAA AMT x 24 REPLACED AUXILIARY 14 TSFN80066994
RWIDEB 8(GENX- GENERATOR POWER
ODY/TR 1B) PANEL, P150 PER DMC-
ACK1 B787-A-24-09-70-00A-
520/720A-A AND L13
(RTB BUS R2 PHASE
A),L14 (RTB BUS R2
PHASE B) and L15 (RTB
BUS R2 PHASE C)
FEEDER CABLES
BETWEEN P150 AND
P200. REFERENCE WDM
DMC-B787-A-24-21-62-
01A-051A-D AND TEST
PERFORMED AND

Revision Number 06, 12 OCT 2021 Page 97 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/29/20 ADD/HG B787- ET-ASH ETCAA AMT x 24 ROBED RPDU 21M8 FOR 0.5 TSFN800679K5
RWIDEB 8(GENX- ET-AOO AS PER DMC-
ODY/TR 1B) B787-A-24-71-05-00A-
ACK1 520A-A
1/29/20 ADD/HG B787- ET-AOO ETCAA AMT x 42 REPLACED RPDU 21M8 1 TSFN800679BW
RWIDEB 8(GENX- AND PERFORMED
ODY/TR 1B) INSTALLATION TEST AS
ACK2 PER DMC-B787-A-24-71-
05-00A-520/720A-A AND
FOUND OPERATIONAL.
1/29/20 ADD/HG B787- ET-AOO ETCAA AMT X x 46 DOWNLOADED FULL 1 TSFN8005Y56P
RWIDEB 8(GENX- FLIGHT DATA (FFD) AS
ODY/TR 1B) PER AMM B787-A-46-13-
ACK2 00-02A-110B-A

Revision Number 06, 12 OCT 2021 Page 98 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/29/20 ADD/HG B787- ET-AOO ETCAA AMT X x 45 PERFORMED CENTRAL 3 TSFN80065SUG

RWIDEB 8(GENX- MAINTENANCE SYSTEM-
ODY/TR 1B) CENTRAL
ACK2 MAINTENANCE
COMPUTING FUNCTION
- LOADABLE
DIAGNOSTIC
INFORMATION
SOFTWARE CHANGE
IAW B787-81205-
SB450018-00, Issue 001,
08 Jul 2019.
2/6/20 ADD/HG B787- ET-AOR ETCAA AMT X x 21 PERFORMED 1 TSFN8005VRJ1
RWIDEB 8(GENX- INTEGRATED COOLING
ODY/TR 1B) SYSTEM (ICS)
ACK1 SOFTWARE CHANGE AS
PER BOEING SB787-
81205-SB210121-00,
ISSUE 001, DATED
OCTOBER 8, 2019.

Revision Number 06, 12 OCT 2021 Page 99 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/9/20 ADD/HG B787- ET-ATG ETCAA AMT X x 42 PERFORMED 10 TSFN8005RRBX

RWIDEB 8(TRT- INTEGRATED MODULAR
ODY/TR 1000) AVIONICS - COMMON
ACK3 CORE SYSTEM -
COMMON INTERFACE
CONTROL DOCUMENT
10.3 SOFTWARE
CHANGE IAW BOEING
SB787-81205-SB420029-
00 ISSUE 002 (DATED 16-
OCT-19), 787-FTD-42-
18003.
2/25/20 ADD/HG B787- ET-ATL ETCAA AMT x x 46 PERFORMED 2 TSFN800618LQ
RWIDEB 8(TRT- INFORMATION SYSTEMS
ODY/TR 1000) - OBEDS - DOWNLOAD
ACK2 AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY IAW 787-
FTD-46-16002, Dated 21-
Feb-2019

Revision Number 06, 12 OCT 2021 Page 100 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/29/20 ADD/HG B787- ET-AUO ETCAA AMT x 20 OPERATIONALLY 1 TSFN8005M21P

RWIDEB 8(TRT- CHECKED P300 AND
ODY/TR 1000) P400 PANEL
ACK3 ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES IAW BTC 24-
065-00-01 AND FOUND
OPERATIONAL.
3/4/20 ADD/HG B787- ET-ASG ETCAA AMT X x 33 PERFORMED 1.3 TSFN8005V4AF
RWIDEB 8(GENX- EMERGENCY LIGHTS
ODY/TR 1B) WIRELESS EMERGENCY
ACK1 LIGHTING SYSTEM
VERSION 7.3
SOFTWARE CHANGE
IAW BOEING SB787-
81205-SB330023-00
ISSUE 002 (DATED 16-
OCT-2019), 787-FTD-33-
16002.

Revision Number 06, 12 OCT 2021 Page 101 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/4/20 ADD/HG B787- ET-ASG ETCAA AMT X x 45 PERFORMED CENTRAL 3 TSFN8006A7XQ

RWIDEB 8(GENX- MAINTENANCE SYSTEM
ODY/TR 1B) - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LOADABLE
DIAGNOSTIC
INFORMATION
SOFTWARE CHANGE
IAW B787-81205-
SB450018-00, Issue 001,
08 Jul 2019.
3/12/20 ADD/HG B787- ET-AOR ETCAA AMT X x 42 PERFORMED 12 TSFN8005SKLL
RWIDEB 8(GENX- INTEGRATED MODULAR
ODY/TR 1B) AVIONICS - GENERAL
ACK1 PROCESSOR MODULE -
LEFT COMMON
COMPUTING RESOURCE
CABINET - GENERAL
PROCESSOR MODULE
L1, L2, L3, L4, L5, L6, L7
AND L8 - REPLACEMENT
IAW Boeing 787 AMM
DMC-B787-A-42-21-02-
17A-921A-A & GE SB
9310A1-42-2.
Revision Number 06, 12 OCT 2021 Page 102 of 569
 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/23/20 ADD/HG B787- ET-ATG ETCAA AMT X x 31 PERFORMED 1 TSFN8006DTNH

RWIDEB 8(TRT- DOWNLOAD OF THE
ODY/TR 1000) FLIGHT DATA FILE
ACK3 STORED IN THE
ENHANCED AIRBORNE
FLIGHT RECORDER IAW
BTC 31-037-01-01.
3/24/20 ADD/HG B787- ET-AUO ETCAA AMT X x 42 R/I: REPLACED FSM 1 1 TSFN8006ET6U
RWIDEB 8(TRT- AND TEST PERFORMED
ODY/TR 1000) AS PER DMC-B787-A-46-
ACK3 12-04-00A-520A/720-A
AND FOUND
OPERATIONAL.REGARDI
NG PART ISSUE REFER
TSFN8005Q6AP.

Revision Number 06, 12 OCT 2021 Page 103 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/25/20 ADD/HG B787- ET-ATH ETCAA AMT X X x 38 PERFORMED 7 TSFN8004YMA

RWIDEB 8(TRT- WATER/WASTE - W
ODY/TR 1000) STORAGE AND
ACK3 DISTRIBUTION -
ELECTRICAL
CONNECTOR
INSPECTION AND
CHANGE IAW SB787-
81205-SB380016-00 issue
001 dated 15-Oct-18.
3/26/20 ADD/HG B787- ET-ATH ETCAA AMT X x 05 FUNCTIONALLY 1.5 TSFN8003G821
RWIDEB 8(TRT- CHECKED THE
ODY/TR 1000) LIGHTNING/HIRF
ACK3 PROTECTION
COMPONENTS FOR
BOND DEGRADATION
USING A JOINT
RESISTANCE TEST (AT
MLG-LEFT) IAW BTC 20-
380-19-01 AND FOUND
FUNCTIONAL.

Revision Number 06, 12 OCT 2021 Page 104 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/27/20 ADD/HG B787- ET-AOS ETCAA AMT X X x x 42 TS: R/I: PERFORMED 1 TSFN8006F5HK
RWIDEB 8(GENX- GPM L3 REPLACEMENT
ODY/TR 1B) IAW DMC-B787-A-42-21-
ACK1 02-03A-921A-A AND ALL
REQUIRED TESTS
PASSED.
3/30/20 ADD/HG B787- ET-ATG ETCAA AMT X x 42 PERFORMED 15 TSFN8006EBA6
RWIDEB 8(TRT- NTEGRATED MODULAR
ODY/TR 1000) AVIONICS - COMMON
ACK3 CORE SYSTEM -
COMMON INTERFACE
CONTROL DOCUMENT
10.4 SOFTWARE
CHANGE - SW CHANGE
IAW BOEING SB787-
81205-SB420040-00
ISSUE 001 (DATED 20-
DEC-19), 787-FTD-42-
19005
3/31/20 ADD/HG B787- ET-ARE ETCAA AMT X x 46 PERFORMED 0.5 TSFN80067D34
RWIDEB 8(GENX- DOWNLOAD OF FULL
ODY/TR 1B) FLIGHT DATA (FFD) AS
ACK1 PER AMM B787-A-46-13-
00-02A-110B-A

Revision Number 06, 12 OCT 2021 Page 105 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/31/20 ADD/HG B787- ET-ARE ETCAA AMT X x 31 PERFORMED OPC- 1.1 TSFN8005BK09
RWIDEB 8(GENX- (DOWNLOAD) OF THE
ODY/TR 1B) FLIGHT DATA FILE
ACK1 STORED IN THE
ENHANCED AIRBORNE
FLIGHT RECORDER.
(ONE YEAR) AS PER BTC
31-037-01-01
3/31/20 ADD/HG B787- ET-ARE ETCAA AMT X x 42 PERFORMED 15 TSFN8006EALS
RWIDEB 8(GENX- INTEGRATED MODULAR
ODY/TR 1B) AVIONICS - COMMON
ACK1 CORE SYSTEM -
COMMON INTERFACE
CONTROL DOCUMENT
10.4 SOFTWARE
CHANGE - SW CHANGE
AS PER BOEING SB787-
81205-SB420040-00
ISSUE 001 (DATED 20-
DEC-19), 787-FTD-42-
19005

Revision Number 06, 12 OCT 2021 Page 106 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/1/20 ADD/HG B787- ET-ASI ETCAA AMT X x 42 PERFORMED 15 TSFN8006ECEF

RWIDEB 8(GENX- INTEGRATED MODULAR
ODY/TR 1B) AVIONICS - COMMON
ACK3 CORE SYSTEM -
COMMON INTERFACE
CONTROL DOCUMENT
10.4 SOFTWARE
CHANGE - SW CHANGE
AS PER BOEING SB787-
81205-SB420040-00
ISSUE 001 (DATED 20-
DEC-19), 787-FTD-42-
19005
4/2/20 ADD/HG B787- ET-AOR ETCAA AMT X x 42 PERFORMED 8 TSFN8006E9UJ
RWIDEB 8(GENX- INTEGRATED MODULAR
ODY/TR 1B) AVIONICS - COMMON
ACK1 CORE SYSTEM -
COMMON INTERFACE
CONTROL DOCUMENT
10.4 SOFTWARE
CHANGE - SW CHANGE
IAW BOEING SB787-
81205-SB420040-00
ISSUE 001 (DATED 20-
DEC-19), 787-FTD-42-
19005
Revision Number 06, 12 OCT 2021 Page 107 of 569
 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/3/20 ADD/HG B787- ET-ARF ETCAA AMT X x 42 PERFORMED 8 TSFN8006EA80

RWIDEB 8(GENX- INTEGRATED MODULAR
ODY/TR 1B) AVIONICS - COMMON
ACK3 CORE SYSTEM -
COMMON INTERFACE
CONTROL DOCUMENT
10.4 SOFTWARE
CHANGE - SW CHANGE
IAW BOEING SB787-
81205-SB420040-00
ISSUE 001 (DATED 20-
DEC-19), 787-FTD-42-
19005.
4/4/20 ADD/HG B787- ET-AOR ETCAA AMT X x 34 PERFORMED 4 TSFN8005NPXK
RWIDEB 8(GENX- NAVIGATION - FLIGHT
ODY/TR 1B) MANAGEMENT
ACK1 FUNCTION - BLOCK
POINT 4 SOFTWARE
CHANGE IAW BOEING
SB787-81205-SB340035-
00 ISSUE 002 (DATED 20-
FEB-2020),787-FTD-34-
18002.

Revision Number 06, 12 OCT 2021 Page 108 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/4/20 ADD/HG B787- ET-AOR ETCAA AMT X x 31 FOT:PERFORMED 1 TSFN8003X1XP

RWIDEB 8(GENX- OPERATIONAL CHECK
ODY/TR 1B) OF THE UNDERWATER
ACK1 LOCATOR BEACON ON
THE AFT ENHANCED
AIRBORNE FLIGHT
RECORDER PER BTC 31-
030-00-02/ITEM-1
PARAGRAPH A/ AND
FOUND OPERATIONAL.
4/4/20 ADD/HG B787- ET-AOR ETCAA AMT X x 31 FOT:PERFORMED 0.5 TSFN8003X2GK
RWIDEB 8(GENX- OPERATIONAL TEST OF
ODY/TR 1B) FLIGHT DECK AREA
ACK1 MICROPHONE AS PER
BTC 31-025-00-01 AND
FOUND OPERATIONAL.
4/4/20 ADD/HG B787- ET-AOR ETCAA AMT X x 31 FOT:PERFORMED 1 TSFN8003X1XV
RWIDEB 8(GENX- OPERATIONAL CHECK
ODY/TR 1B) OF THE UNDERWATER
ACK1 LOCATOR BEACON ON
THE FORWARD
ENHANCED AIRBORNE
FLIGHT RECORDER PER
BTC 31-030-00-01 AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 109 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/5/20 ADD/HG B787- ET-AOR ETCAA AMT X x 05 FOT:FUNCTIONALLY 1.5 TSFN8003HHPN

RWIDEB 8(GENX- CHECK THE
ODY/TR 1B) LIGHTNING/HIRF
ACK1 PROTECTION
COMPONENTS FOR
BOND DEGRADATION
USING A JOINT
RESISTANCE TEST (AT
MLG-RIGHT)) IAW BTC
20-380-19-02 AND
FOUND FUNCTIONAL.
4/8/20 ADD/HG B787- ET-AUQ ETCAA AMT X x 42 PERFORMED 8 TSFN8006E9ZV
RWIDEB 8(TRT- INTEGRATED MODULAR
ODY/TR 1000) AVIONICS - COMMON
ACK3 CORE SYSTEM -
COMMON INTERFACE
CONTROL DOCUMENT
10.4 SOFTWARE
CHANGE - SW CHANGE
IAW BOEING SB787-
81205-SB420040-00
ISSUE 001 (DATED 20-
DEC-19), 787-FTD-42-
19005

Revision Number 06, 12 OCT 2021 Page 110 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/9/20 ADD/HG B787- ET-AOR ETCAA AMT x 30 PEFORMED ICE AND 25 TSFN8002NLFB
RWIDEB 8(GENX- RAIN PROTECTION -
ODY/TR 1B) CABIN AIR
ACK1 COMPRESSOR INLET
ICE PROTECTION -
CABIN AIR
COMPRESSOR INLET
HEATER WIRE HARNESS
INSPECTION, REPAIR,
AND SUPPORT
HARDWARE
INSTALLATION- RIGHT
CAC AND FOUND
NORMAL AS PER ALERT
BOEING SB787-81205-
SB300008-00A, ISSUE
001, DATED JANUARY 28
2014.

Revision Number 06, 12 OCT 2021 Page 111 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/9/20 ADD/HG B787- ET-AOR ETCAA AMT x 30 PEROFRMED ICE AND 8 TSFN8002NLFA
RWIDEB 8(GENX- RAIN PROTECTION -
ODY/TR 1B) CABIN AIR
ACK1 COMPRESSOR INLET
ICE PROTECTION -
CABIN AIR
COMPRESSOR INLET
HEATER WIRE HARNESS
INSPECTION, REPAIR,
AND SUPPORT
HARDWARE
INSTALLATION- LEFT
CAC IAW ALERT BOEING
SB787-81205-SB300008-
00A, ISSUE 001, DATED
JANUARY 28 2014.
4/10/20 ADD/HG B787- ET-AOR ETCAA AVO X x 23 R/I: PERFORMED 2 TSFN8003ND6S
RWIDEB 8(GENX- REPLACEMENT OF
ODY/TR 1B) STATIC WICK AND
ACK1 RETAINING SCREW IAW
AMM DMC-B787-A-23-61-
01-02A-720/520A-A.

Revision Number 06, 12 OCT 2021 Page 112 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/2/20 ADD/HG B787- ET-ASG ETCAA AMT x QE PERFORMED CMCF 1 TSFN8006HCV3

RWIDEB 8(GENX- TEST AND FOUND MMG
ODY/TR 1B) 24-51917 AND
ACK1 PERFORMED
RESISTANCE CHECK ON
DM24210002J3 AND
FOUND THE
RESISTANCES WITH IN
LIMIT.
5/2/20 ADD/HG B787- ET-ASG ETCAA AMT x 20 FOT: OPERATIONALLY 0.5 TSFN80062HF7
RWIDEB 8(GENX- CHECK P300 AND P400
ODY/TR 1B) PANEL ELECTRONIC
ACK1 LOAD CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01/ITEM-1
PARAGRAPH B/. IAW
BTC 24-065-00-01AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 113 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/5/20 ADD/HG B787- ET-ARE ETCAA AMT X x 34 PERFORMED 3.7 TSFN8005NPXV

RWIDEB 8(GENX- NAVIGATION - FLIGHT
ODY/TR 1B) MANAGEMENT
ACK1 FUNCTION - BLOCK
POINT 4 SOFTWARE
CHANGE AS PER
BOEING SB787-81205-
SB340035-00 ISSUE 002
(DATED 20-FEB-
2020),787-FTD-34-18002
5/5/20 ADD/HG B787- ET-ARE ETCAA AMT X x 46 PERFORMED 0.3 TSFN8005X6EU
RWIDEB 8(GENX- INFORMATION SYSTEMS
ODY/TR 1B) ELECTRONIC FLIGHT
ACK1 BAG - TERMINAL
CELLULAR SYSTEM
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB460025-00 ISSUE 001
(DATED 19-JUL-2019),
787-FTD-46-18001

Revision Number 06, 12 OCT 2021 Page 114 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/5/20 ADD/HG B787- ET-ARE ETCAA AMT X x 23 PERFORMED FIXED 1 TSFN80063ZW8

RWIDEB 8(GENX- EMERGENCY LOCATOR
ODY/TR 1B) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK AS PER DMC-
B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A
5/27/20 ADD/HG B787- ET-AOQ ETCAA AMT X x x 46 PERFORMED 1 TSFN8006JJ3H
RWIDEB 8(GENX- ELECTRONIC FLIGHT
ODY/TR 1B) BAG ELECTRONIC UNIT
ACK1 TERMINAL CHART
DATABASE UPDATE
DMC-B787-A-46-11-07-
02A-720A-A & -750A-A,
DMC-B787-A-46-13-00-
01A-750A-A
5/28/20 ADD/HG B787- ET-AOV ETCAA AMT x RH PERFORMED ALL THE 2 TSFN8006J0C0
RWIDEB 8(GENX- ABOVE INSTRUCTIONS
ODY/TR 1B) AS PER THE GIVEN
ACK3 AMMs AND FOUND ALL
NORMAL NO FAULT
FOUND.

Revision Number 06, 12 OCT 2021 Page 115 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/28/20 ADD/HG B787- ET-AOV ETCAA AMT X x 23 FOT: PERFORMED 1 TSFN80064BC1

RWIDEB 8(GENX- FIXED EMERGENCY
ODY/TR 1B) LOCATOR
ACK3 TRANSMITTER ELT
CODING VERIFICATION
AND OPERATIONAL
CHECK IAW DMC-B787-
A-23-24-00-00A-271A-A /
AMM B787-A-23-24-01-
01A-340A-A AND FOUND
OPERATIONAL.
5/29/20 ADD/HG B787- ET-AUQ ETCAA AMT X x 34 FOT: PERFORMED FNC 3 TSFN80044UAJ
RWIDEB 8(TRT- OF THE ATC
ODY/TR 1000) TRANSPONDER SYSTEM
ACK3 IAW BTC 34-005-00-01
AND FOUND
OPERATIONAL.
5/30/20 ADD/HG B787- ET-AUQ ETCAA AMT X x 34 PERFORMED FMF 3 TSFN8005NPZY
RWIDEB 8(TRT- BLOCK POINT 4
ODY/TR 1000) SOFTWARE CHANGE
ACK3 IAW BOEING SB787-
81205-SB340035-00
ISSUE 002 (DATED 20-
FEB-2020),787-FTD-34-
18002

Revision Number 06, 12 OCT 2021 Page 116 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/5/20 ADD/HG B787- ET-AOS ETCAA AMT X x 42 FOT: PERFORMED 0.5 TSFN8003SE0B
RWIDEB 8(GENX- OPERATIONAL TEST OF
ODY/TR 1B) COMMON COMPUTING
ACK1 RESOURCE CABINET
RESET SWITCH AS PER
BTC 42-005-00-01 AND
FOUND OPERATIONAL.
6/5/20 ADD/HG B787- ET-AOS ETCAA AMT X x 23 FOT: PERFORMED 0.5 TSFN8003SFMT
RWIDEB 8(GENX- OPERATIONAL TEST OF
ODY/TR 1B) EMERGENCY LOCATOR
ACK1 TRANSMITTER SYSTEM
AS PER BTC 23-010-00-
01 AND FOUND
OPERATIONAL.
6/5/20 ADD/HG B787- ET-AOS ETCAA AMT X x 31 FOT: PERFORM 1 TSFN8003SFF1
RWIDEB 8(GENX- OPERATIONAL CHECK
ODY/TR 1B) OF THE UNDERWATER
ACK1 LOCATOR BEACON ON
THE FORWARD
ENHANCED AIRBORNE
FLIGHT RECORDER PER
BTC 31-030-00-01 AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 117 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/3/20 ADD/HG B787- ET-AOQ ETCAA AMT X x 46 PERFORMED 1 TSFN8006BR6J

RWIDEB 8(GENX- DOWNLOAD FULL
ODY/TR 1B) FLIGHT DATA (FFD) IAW
ACK1 AMM B787-A-46-13-00-
02A-110B-A
7/3/20 ADD/HG B787- ET-AOQ ETCAA AMT X x 31 PERFORMED 1 TSFN8005Q9DS
RWIDEB 8(GENX- DOWNLOAD OF THE
ODY/TR 1B) FLIGHT DATA FILE
ACK1 STORED IN THE
ENHANCED AIRBORNE
FLIGHT RECORDER.
(ONE YEAR) IAW BTC 31-
037-01-01.
7/3/20 ADD/HG B787- ET-AOQ ETCAA AMT X x 23 PERFORMED FIXED 1 TSFN80065V1K
RWIDEB 8(GENX- EMERGENCY LOCATOR
ODY/TR 1B) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK IAW DMC-B787-
A-23-24-00-00A-271A-A /
AMM B787-A-23-24-01-
01A-340A-A AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 118 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/3/20 ADD/HG B787- ET-AOQ ETCAA AMT X x 23 PERFORMED FIXED 1 TSFN80065V1K

RWIDEB 8(GENX- EMERGENCY LOCATOR
ODY/TR 1B) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK IAW DMC-B787-
A-23-24-00-00A-271A-A /
AMM B787-A-23-24-01-
01A-340A-A AND FOUND
OPERATIONAL.
7/3/20 ADD/HG B787- ET-AOQ ETCAA AMT x 20 PERFORMED 1 TSFN8005FNW
RWIDEB 8(GENX- OPERATIONAL CHECK V
ODY/TR 1B) OF P300 AND P400
ACK1 PANEL ELECTRONIC
LOAD CONTROL UNIT
ALTERNATE POWER
SOURCES IAW BTC 24-
065-00-01<br>AND
FOUND OPERATIONAL.
7/4/20 ADD/HG B787- ET-ASG ETCAA AMT X x 46 PERFORMED 1 TSFN8006G6S8
RWIDEB 8(GENX- DOWNLOAD OF FULL
ODY/TR 1B) FLIGHT DATA (FFD) IAW
ACK1 AMM B787-A-46-13-00-
02A-110B-A

Revision Number 06, 12 OCT 2021 Page 119 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/7/20 ADD/HG B787- ET-ASI ETCAA AMT X x 23 PERFORMED FIXED 1 TSFN80066RVT

RWIDEB 8(GENX- EMERGENCY LOCATOR
ODY/TR 1B) TRANSMITTER ELT
ACK3 CODING VERIFICATION
AND OPERATIONAL
CHECK IAW DMC-B787-
A-23-24-00-00A-271A-A /
AMM B787-A-23-24-01-
01A-340A-A AND FOUND
OPERATIONAL.
7/7/20 ADD/HG B787- ET-ASI ETCAA AMT X x 46 PERFORMED 1 TSFN8006GC4Z
RWIDEB 8(GENX- DOWNLOAD OF FULL
ODY/TR 1B) FLIGHT DATA (FFD) IAW
ACK3 AMM B787-A-46-13-00-
02A-110B-A
7/7/20 ADD/HG B787- ET-ASI ETCAA AMT x 20 OPERATIONALLY 1 TSFN80066RT7
RWIDEB 8(GENX- CHECKED P300 AND
ODY/TR 1B) P400 PANEL
ACK3 ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES IAW BTC 24-
065-00-01 AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 120 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/4/20 ADD/LIN B787- ET-AOO ETCAA AMT x x 24 PERFORMED 4 TSFN80032ZSV

E 8(GENX- CONTINUITY CHECK
1B) BETWEEN DP150P21A
AND DM2421006P02,
THESE ARE THE
VALUES WE GOT FROM
THE CONTINUTY FROM
DP150P21A PIN9 TO
DM2421006P02 PIN1
R=0.4 OHM,FROM
DP150P21A PIN11 TO
DM2421006P02 PIN2
R=0.11 OHM,FROM
DP150P21A PIN10 TO
DM2421006P02 PIN3
R=0.3 OHM WHICH ARE
WITH IN LIMIT IAW DMC-
B787-A-24-10-F6-33A-
421A-A AND NO FAULT
FOUND.

Revision Number 06, 12 OCT 2021 Page 121 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/4/20 ADD/LIN B787- ET-AOO ETCAA AMT x x 24 PERFORMED 4 TSFN80032ZSV

E 8(GENX- CONTINUITY CHECK
1B) BETWEEN DP150P21A
AND DM2421006P02,
THESE ARE THE
VALUES WE GOT FROM
THE CONTINUTY FROM
DP150P21A PIN9 TO
DM2421006P02 PIN1
R=0.4 OHM,FROM
DP150P21A PIN11 TO
DM2421006P02 PIN2
R=0.11 OHM,FROM
DP150P21A PIN10 TO
DM2421006P02 PIN3
R=0.3 OHM WHICH ARE
WITH IN LIMIT.

Revision Number 06, 12 OCT 2021 Page 122 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/10/20 GRU/LIN B787- ET-ASH ETCAA AMT x 73 PERFORMED WIRING 2 TSFN8006RA0X

E 8(GENX- CHECK AS PER WDM 73-
1B) 34-71 AND FOUND ALL
NORMAL AND
PERFORMED EEC
HARNESS SHAKE TEST
IAW DMC-B787-A-G71-
00-00-47B-300B-A AND
FAULT(MMG 73-11971)
FOUND.NEEDS W13
REPLACMENT.
9/10/20 ADD/HG B787- ET-ARE ETCAA AMT x 20 OPERATIONALLY 1 TSFN8006BN8P
RWIDEB 8(GENX- CHECKED P300 AND
ODY/TR 1B) P400 PANEL
ACK1 ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01/ITEM-1
PARAGRAPH B/. AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 123 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/10/20 ADD/HG B787- ET-ASH ETCAA AMT X x 31 PERFORMED 2.5 TSFN8006QXS5

RWIDEB 8(GENX- INDICATING/RECORDIN
ODY/TR 1B) G SYSTEM- PRIMARY
ACK3 DISPLAY SYSTEM-
DISPLAYS AND CREW
ALERTING COMMON
BLOCK POINT 7
SOFTWARE CHANGE AS
PER BOEING SB787-
81205-SB310018-00
ISSUE 001 (DATED 03-
AUG-2020), 787-FTD-31-
18001
9/17/20 ADD/HG B787- ET-ATH ETCAA AMT x 24 REMOVED CK2415573 1 TSFN8006UF5Y
RWIDEB 8(TRT- IAW DMC-B787-A-24-15-
ODY/TR 1000) 05-00A-520A-A
ACK3
9/17/20 ADD/HG B787- ET-ATK ETCAA AMT x x 46 INSTALLED 1 TSFN8006BZ54
RWIDEB 8(TRT- CONTROLLER SERVER
ODY/TR 1000) MODUEL AND TEST
ACK2 PERFORMED IAW DMC-
B787-A-46-12-06-00A-
720A-A AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 124 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/17/20 ADD/HG B787- ET-ATH ETCAA AMT x 24 REMOVED BATTERY 1 TSFN8006UF6Y

RWIDEB 8(TRT- DIODE MODUEL AS PER
ODY/TR 1000) DMC-B787-A-24-31-03-
ACK3 00A-520A-A
9/17/20 ADD/HG B787- ET-ATK ETCAA AMT x 24 PERFORMED 0.5 TSFN8006Q1U7
RWIDEB 8(TRT- INSTALLATION TEST OF
ODY/TR 1000) MAIN BATTERY RELAY
ACK2 IAW DMC-B787-A-24-09-
01-01A-720A-A
PARAGRH F AND FOUND
OPERATIONAL.
9/17/20 ADD/HG B787- ET-ATK ETCAA AMT x 24 INSTALLED RPDU 72 1 TSFN8006Q1U9
RWIDEB 8(TRT- SLOT 5 AC
ODY/TR 1000) MICROPROCESSOR
ACK2 AND TEST PERFORMED
IAW DMC-B787-A-24-71-
05-00A-720A-A AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 125 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/17/20 ADD/HG B787- ET-ATK ETCAA AMT x 24 PERFORMED 1 TSFN8006M8GL

RWIDEB 8(TRT- INSTALLATION OF
ODY/TR 1000) CONTACTOR AND HEAT
ACK2 SINK OF CK2415573 AND
PERFORMED
INSTALLATION TEST
IAW DMC-B787-A-24-15-
05-00A-720A-A AND
FOUND OPERATIONAL.
9/17/20 ADD/HG B787- ET-ATK ETCAA AMT x 24 INSTALLED BATTERY 1 TSFN8006P0FY
RWIDEB 8(TRT- DIODE MODULE AND
ODY/TR 1000) TEST PERFORMED IAW
ACK2 DMC-B787-A-24-31-03-
00A-720A-A AND FOUND
OPERATIONAL.
9/23/20 ADD/HG B787- ET-ASI ETCAA AMT X x 52 PERFORMED VISUAL 1 TSFN8006MSTE
RWIDEB 8(GENX- INSPECTION OF P30
ODY/TR 1B) DOORS/ ACCESS PANEL
ACK1 FOR BENT FLANGE,
WORN OUT ROLLER
AND LOSE STRAP AND
HOOK IAW DMC-B787-A-
52-40-11-00A-520A-
A/720AA-A. AND FOUND
NO REMARK.

Revision Number 06, 12 OCT 2021 Page 126 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/23/20 ADD/HG B787- ET-ASI ETCAA AMT x 50 CHECKED LOWE LOBE 1 TSFN8006MTF
RWIDEB 8(GENX- CARGO HANGLING W
ODY/TR 1B) EQUIPMENTS FOR
ACK1 CONDITION IAW AMM
B787-A-50-21-03 AND NO
REMARK FOUND.
9/23/20 ADD/HG B787- ET-ASI ETCAA AMT x 50 PERFORMED GVI-THE 1.1 TSFN8006MTKZ
RWIDEB 8(GENX- CARGO COMPARTMENT
ODY/TR 1B) FOR HALON
ACK1 CONTAINMENT
CAPABILITY IAW BTC 50-
005-00-01 AND FOUND
NO REMARK.
9/23/20 ADD/HG B787- ET-ASI ETCAA AMT X x 28 PERFORMED OPC OF 2 TSFN8006MSN
RWIDEB 8(GENX- THE APU FUEL FEED M
ODY/TR 1B) SYSTEM TELLTALE
ACK1 DRAIN IAW BTC 28-045-
00-01 AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 127 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/2/20 ADD/HG B787- ET-AOO ETCAA AMT X x 31 PERFORMED OPC- 1 TSFN8006JK1K

RWIDEB 8(GENX- (DOWNLOAD) OF THE
ODY/TR 1B) FLIGHT DATA FILE
ACK2 STORED IN THE
ENHANCED AIRBORNE
FLIGHT RECORDER.
(ONE YEAR) IAW BTC 31-
037-01-01
10/2/20 ADD/HG B787- ET-ATJ ETCAA AMT x x 46 PERFORMED 1 TSFN8006U6AL
RWIDEB 8(TRT- INFORMATION SYSTEMS
ODY/TR 1000) - OBEDS - DOWNLOAD
ACK1 AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY IAW 787-
FTD-46-16002, Dated 21-
Feb-2019.

Revision Number 06, 12 OCT 2021 Page 128 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/2/20 ADD/HG B787- ET-ATJ ETCAA AMT X x 21 PERFORMED AIR 1 TSFN8006R305

RWIDEB 8(TRT- CONDITIONING -
ODY/TR 1000) INTEGRATED COOLING
ACK1 SYSTEM -
OPERATIONAL
PROGRAM SOFTWARE
CHANGE IAW BOEING
SB787-81205-SB210121-
00, ISSUE 001, DATED
OCTOBER 8, 2019.
10/16/20 ADD/HG B787- ET-AOR ETCAA AMT x 42 PERFORMED 0.5 TSFN8006V6YX
RWIDEB 8(GENX- INTEGRATED MODULAR
ODY/TR 1B) AVIONICS - COMMON
ACK2 CORE SYSTEM - TIME
MANAGER POWER
CYCLE RESET) IAW AD
2020-06-14, BOEING SB
787-81205-SB420045-00
ISSUE 001/002

Revision Number 06, 12 OCT 2021 Page 129 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/16/20 ADD/HG B787- ET-AOR ETCAA AMT x 45 PERFORMED CENTRAL 0.66667 TSFN8006DDN8
RWIDEB 8(GENX- MAINTENANCE SYSTEM
ODY/TR 1B) - ONBOARD DATA LOAD
ACK2 FUNCTION -
ELECTRONIC
CHECKLIST
INSTALLATION IAW AMM
DMC-B787-A-45-13-00-
00A-750A-A
10/22/20 ADD/HG B787- ET-ATH ETCAA AMT x 24 PERFORMED 0.01667 TSFN8006RUZA
RWIDEB 8(TRT- INSTALLATION OF P400
ODY/TR 1000) PANEL AS PER DMC-
ACK3 B787-A-24-09-70-07A-
720A-A<br>Rev No. / Date
: 090 / 30 Sep 2020 BUT
LESS INSTALLATION
TEST.
10/28/20 ADD/LIN B787- ET-ATH ETCAA AMT X x 24 R/I: INSTALLED P400 4 TSFN8006YL3Y
E 8(TRT- POWER PANEL IAW
1000) DMC-B787-A-24-09-70-
07A-720A-A.

Revision Number 06, 12 OCT 2021 Page 130 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/29/20 ADD/HG B787- ET-ATK ETCAA AMT x 24 FOUND THE MISSING 3 TSFN8006U8GB
RWIDEB 8(TRT- BUS BAR ON THE
ODY/TR 1000) AIRCRAFT AND
ACK2 INSTALLED IT IAW DMC-
B787-A-24-09-83-00A-
720A-A AND FOUND
OPERATIONAL.
11/6/20 ADD/HG B787- ET-AXL ETCAA AMT X X x 44 PERFORMED CABIN 1.5 TSFN8006MSG5
RWIDEB 8(GENX- SYSTEMS - CABIN
ODY/TR 1B) SERVICES SYSTEM -
ACK1 CABIN SERVICES
SYSTEM CONTROLLER
OPERATIONAL
PROGRAM SOFTWARE
CHANGE IAW SB787-
81205-SB440170-00 issue
001 dated 29-Apr-2020.

Revision Number 06, 12 OCT 2021 Page 131 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/7/20 ADD/HG B787- ET-AXL ETCAA AMT X x 44 PERFORMED 12 TSFN8006YBQU

RWIDEB 8(GENX- BROADBAND
ODY/TR 1B) COMMUNICATION -
ACK1 ROCKWELL/
HONEYWELL/ RCI
GLOBALXPRESS KA
PASSENGER
CONNECTIVITY SYSTEM
INSTALLATION AS PER
EO(M)-SB787-81205-
SB440200-00-01-JIC3.
11/7/20 ADD/HG B787- ET-AXL ETCAA AMT X x 44 PERFORMED 2 TSFN8006YBQZ
RWIDEB 8(GENX- BROADBAND
ODY/TR 1B) COMMUNICATION -
ACK1 ROCKWELL/
HONEYWELL/ RCI
GLOBALXPRESS KA
PASSENGER
CONNECTIVITY SYSTEM
INSTALLATION AS PER
EO(M)-SB787-81205-
SB440200-00-01-JIC6

Revision Number 06, 12 OCT 2021 Page 132 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/7/20 ADD/HG B787- ET-AXL ETCAA AMT X x 44 PERFORMED 130 TSFN8006SE2M

RWIDEB 8(GENX- BROADBAND
ODY/TR 1B) COMMUNICATION -
ACK1 ROCKWELL/
HONEYWELL/ RCI
GLOBALXPRESS KA
PASSENGER
CONNECTIVITY SYSTEM
INSTALLATION AS PER
EO(M)-SB787-81205-
SB440200-00-01-JIC.
11/7/20 ADD/HG B787- ET-AXL ETCAA AMT X x 44 PERFORMED 3 TSFN8006YBR1
RWIDEB 8(GENX- BROADBAND
ODY/TR 1B) COMMUNICATION -
ACK1 ROCKWELL/
HONEYWELL/ RCI
GLOBALXPRESS KA
PASSENGER
CONNECTIVITY SYSTEM
INSTALLATION AS PER
EO(M)-SB787-81205-
SB440200-00-01-JIC5.

Revision Number 06, 12 OCT 2021 Page 133 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/7/20 ADD/HG B787- ET-AXL ETCAA AMT X x 44 PERFORMED 3 TSFN8006YBQT

RWIDEB 8(GENX- BROADBAND
ODY/TR 1B) COMMUNICATION -
ACK1 ROCKWELL/
HONEYWELL/ RCI
GLOBALXPRESS KA
PASSENGER
CONNECTIVITY SYSTEM
INSTALLATION AS PER
EO(M)-SB787-81205-
SB440200-00-01-JIC2
11/7/20 ADD/HG B787- ET-AXL ETCAA AMT X x 44 PERFORMED 3 TSFN8006YBR0
RWIDEB 8(GENX- BROADBAND
ODY/TR 1B) COMMUNICATION -
ACK1 ROCKWELL/
HONEYWELL/ RCI
GLOBALXPRESS KA
PASSENGER
CONNECTIVITY SYSTEM
INSTALLATION AS PER
EO(M)-SB787-81205-
SB440200-00-01-JIC8 .

Revision Number 06, 12 OCT 2021 Page 134 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/7/20 ADD/HG B787- ET-AXL ETCAA AMT X X x 44 PERFORMED 3 TSFN8006ZER9

RWIDEB 8(GENX- EQUIPMENT AND
ODY/TR 1B) FURNISHING-
ACK1 INSTALLATION OF
CABIN CONNECT
SOFTWARE (ETH 1.0.0)
TAILORED FOR ETH
OPERATIONAL
PURPOSES AS PER CC-
3430-SB-0001 DATED 30-
SEP-2020
11/7/20 ADD/HG B787- ET-AXL ETCAA AMT X x 44 PERFORMED 3 TSFN8006YBQY
RWIDEB 8(GENX- BROADBAND
ODY/TR 1B) COMMUNICATION -
ACK1 ROCKWELL/
HONEYWELL/ RCI
GLOBALXPRESS KA
PASSENGER
CONNECTIVITY SYSTEM
INSTALLATION EO(M)-
SB787-81205-SB440200-
00-01-JIC7.

Revision Number 06, 12 OCT 2021 Page 135 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/10/20 ADD/HG B787- ET-ATH ETCAA AMT x 24 PERFORMED 1 TSFN8006WJ6J

RWIDEB 8(TRT- INSTALLATION OF
ODY/TR 1000) TB10B BUS BAR IAW
ACK3 DMC-B787-A-24-09-81-
00A-520A-A AND FOUND
OPERATIONAL.
11/18/20 ADD/HG B787- ET-ATK ETCAA AMT X x 31 PERFORMED 0.01667 TSFN8006QXW
RWIDEB 8(TRT- INDICATING / Y
ODY/TR 1000) RECORDING SYSTEMS -
ACK2 PRIMARY DISPLAY
SYSTEM - DISPLAYS
AND CREW ALERTING
COMMON BLOCK POINT
7 SOFTWARE CHANGE -
SW CHANGE,AS PER
BOEING SB787-81205-
SB310018-00 ISSUE 001
(DATED 03-AUG-2020),
787-FTD-31-18001

Revision Number 06, 12 OCT 2021 Page 136 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/18/20 ADD/HG B787- ET-ATK ETCAA AMT x 20 PERFORMED 1 TSFN8005Q1HX

RWIDEB 8(TRT- OPERATIONAL CHECK
ODY/TR 1000) OF P300 AND P400
ACK2 PANEL ELECTRONIC
LOAD CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01/ITEM-1
PARAGRAPH B/.AND
FOUND OPERATIONAL.
11/18/20 ADD/HG B787- ET-ATK ETCAA AMT x 46 PERFORMED 0.01667 TSFN80057X6R
RWIDEB 8(TRT- DOWNLOAD LIFING
ODY/TR 1000) DATA (ELIFE) ON TRENT
ACK2 1000 OPERATED
B787s,AS PER DMC-
B787-A-46-13-00-02A-

Revision Number 06, 12 OCT 2021 Page 137 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/18/20 ADD/HG B787- ET-ATK ETCAA AMT X x 31 PERFORMED 0.01667 TSFN80070251

RWIDEB 8(TRT- INDICATING/RECORDIN
ODY/TR 1000) G SYSTEM - PRIMARY
ACK2 DISPLAY SYSTEM -
MAINTENANCE
CONTROL DISPLAY
FUNCTION
OPERATIONAL
PROGRAM FOR
WINDOWS 10 SUPPORT
SOFTWARE CHANGE -
SW CHANGE,AS PER
BOEING SB787-81205-
SB310019-00 ISSUE 001
(DATED 24-SEP-2020)
11/18/20 ADD/HG B787- ET-ATK ETCAA AMT x x 46 PERFORMED 0.01667 TSFN8005YMXJ
RWIDEB 8(TRT- INFORMATION SYSTEMS
ODY/TR 1000) - OBEDS - DOWNLOAD
ACK2 AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY, AS PER
787-FTD-46-16002, Dated
21-Feb-2019

Revision Number 06, 12 OCT 2021 Page 138 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/18/20 ADD/HG B787- ET-ATK ETCAA AMT x x 45 PERFORMED CENTRAL 0.01667 TSFN8006C7Q2
RWIDEB 8(TRT- MAINTENANCE SYSTEM-
ODY/TR 1000) CENTRAL
ACK2 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT,AS PER DMC-
B787-A-45-11-00-68A-
110B-A
11/18/20 ADD/HG B787- ET-ATK ETCAA AMT X x 46 PERFORMED 0.06667 TSFN8005X8F2
RWIDEB 8(TRT- INFORMATION SYSTEMS
ODY/TR 1000) ELECTRONIC FLIGHT
ACK2 BAG - TERMINAL
CELLULAR SYSTEM
SOFTWARE CHANGE -
SW CHANGE,AS PER
BOEING SB787-81205-
SB460025-00 ISSUE 001
(DATED 19-JUL-2019),
787-FTD-46-18001

Revision Number 06, 12 OCT 2021 Page 139 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/20/20 ADD/HG B787- ET-AOO ETCAA AMT x 27 REPLACED INBOARD 3 TSFN8006Z7PY

RWIDEB 8(GENX- HEATER MAT IAW DMC-
ODY/TR 1B) B787-A-30-11-05-00A-
ACK2 520A/720A-A. LESS
TEST.
11/23/20 ADD/HG B787- ET-ATH ETCAA AMT X x 45 PERFORMED CENTRAL 3 TSFN80071SPU
RWIDEB 8(TRT- MAINTENANCE SYSTEM
ODY/TR 1000) - CENTRAL
ACK3 MAINTENANCE
COMPUTING FUNCTION
- LOADABLE
DIAGNOSTIC
INFORMATION
SOFTWARE CHANGE -
SW CHANGE IAW
BOEING SB787-81205-
SB450019-00 ISSUE 001
(DATED 16-OCT-2020)
AND CONFIG CHECKED .

Revision Number 06, 12 OCT 2021 Page 140 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/23/20 ADD/HG B787- ET-ATK ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 3 TSFN80071SEL

RWIDEB 8(TRT- MAINTENANCE SYSTEM
ODY/TR 1000) - CENTRAL
ACK2 MAINTENANCE
COMPUTING FUNCTION
- LOADABLE
DIAGNOSTIC
INFORMATION
SOFTWARE CHANGE -
SW CHANGE IAW
BOEING SB787-81205-
SB450019-00 ISSUE 001
(DATED 16-OCT-2020)
AND CONFIG CHECKED .
11/23/20 ADD/HG B787- ET-ATK ETCAA AMT x 46 TS : REPLACED 2 TSFN80072B7J
RWIDEB 8(TRT- CAPTAIN SIDE
ODY/TR 1000) ELECTRONIC FLIGHT
ACK2 BAG EU IAW DMC-B787-
A-46-11-07-02A-520A-A
,CROSS LOADED ALL
THE NECCESSARY
SOFTWARES IAW DMC-
B787-A-46-11-07-00A-
750A-A AND FAULT
CLEARED.

Revision Number 06, 12 OCT 2021 Page 141 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/26/20 ADD/HG B787- ET-AOU ETCAA INSP-AC X x x 05 PERFORMED ETH B787- 0.5 TSFN80072PS8
RWIDEB 8(GENX- 8 CMP PRE-DEPARTURE
ODY/TR 1B) SERVICE ETOPS
ACK1 MAINTENANCE CHECK-
HANGAR IAW AMM DMC-
B787-A-12-13-01-00B-
200A-A, B787-8 CMP
PDSC Requirement.
11/26/20 ADD/HG B787- ET-AOU ETCAA CAT-B1 X x x 05 PERFORMED ETH B787- 0.01667 TSFN80072PS8
RWIDEB 8(GENX- 8 CMP PRE-DEPARTURE
ODY/TR 1B) SERVICE ETOPS
ACK1 MAINTENANCE CHECK-
HANGAR IAW AMM DMC-
B787-A-12-13-01-00B-
200A-A, B787-8 CMP
PDSC Requirement.
11/26/20 ADD/HG B787- ET-AOU ETCAA INSP-AC X x x 05 PERFORMED ETH B787 0.5 TSFN80072PSA
RWIDEB 8(GENX- COCKPIT /
ODY/TR 1B) FUSELAGE/WINGS /
ACK1 EMPENNAGE / ENGINES
TRANSIT MAINTENANCE
CHECK(GENIX)-HANGAR
IAW BTC 32-150-00-01,
32-160-00-01, ET
Experience.

Revision Number 06, 12 OCT 2021 Page 142 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/26/20 ADD/HG B787- ET-AOU ETCAA CAT-B1 X x x 05 PERFORMED ETH B787 0.01667 TSFN80072PSA
RWIDEB 8(GENX- COCKPIT /
ODY/TR 1B) FUSELAGE/WINGS /
ACK1 EMPENNAGE / ENGINES
TRANSIT MAINTENANCE
CHECK(GENIX)-HANGAR
IAW BTC 32-150-00-01,
32-160-00-01, ET
Experience.
11/26/20 ADD/HG B787- ET-AOU ETCAA INSP-AC X x x 05 PERFORMED ETH B787 0.5 TSFN80072PR
RWIDEB 8(GENX- COCKPIT/LANDING W
ODY/TR 1B) GEAR/FUSELAGE DAILY
ACK1 MAINTENANCE CHECK-
HANGAR AS PER BTC
32-140-00-01, ET
EXPERIENCE
11/26/20 ADD/HG B787- ET-AOU ETCAA CAT-B1 X x x 05 PERFORMED ETH B787 0.01667 TSFN80072PR
RWIDEB 8(GENX- COCKPIT/LANDING W
ODY/TR 1B) GEAR/FUSELAGE DAILY
ACK1 MAINTENANCE CHECK-
HANGAR AS PER BTC
32-140-00-01, ET
EXPERIENCE

Revision Number 06, 12 OCT 2021 Page 143 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/2/20 ADD/HG B787- ET-AXK ETCAA INSP-AC X x x 29 PERFORMED FNC-THE 0.33333 TSFN8006P8AE
RWIDEB 8(GENX- MAIN LANDING GEAR
ODY/TR 1B) PRIORITY VALVE,AS
ACK1 PER BTC 29-190-00-01
AND FOUND
OPERATIONAL.
12/2/20 ADD/HG B787- ET-AXK ETCAA CAT-B1 x x 27 PERFORMED FLIGHT 1 TSFN80061N8F
RWIDEB 8(GENX- CONTROLS - LEADING
ODY/TR 1B) EDGE SLAT SYSTEM -
ACK1 LEADING EDGE
OUTBOARD SLAT
OPERATIONAL CHECK,
AS PER BOEING SB787-
270051-00;ISSUE
00;DATED 05-JUL-2019
AND FOUND
12/2/20 ADD/HG B787- ET-AXK ETCAA CAT-B1 X x x 29 PERFORMED FNC-THE 0.1 TSFN8006P8AE
RWIDEB 8(GENX- MAIN LANDING GEAR
ODY/TR 1B) PRIORITY VALVE,AS
ACK1 PER BTC 29-190-00-01
AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 144 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/2/20 ADD/HG B787- ET-AOS ETCAA INSP-AC X x x 46 PERFORMED 1 TSFN8006F2UB

RWIDEB 8(GENX- DOWNLOAD FULL
ODY/TR 1B) FLIGHT DATA (FFD) AS
ACK1 PER AMM B787-A-46-13-
00-02A-110B-A
12/2/20 ADD/HG B787- ET-AOS ETCAA CAT-B2 X x x 46 PERFORMED 0.2 TSFN8006F2UB
RWIDEB 8(GENX- DOWNLOAD FULL
ODY/TR 1B) FLIGHT DATA (FFD) AS
ACK1 PER AMM B787-A-46-13-
00-02A-110B-A
12/2/20 ADD/HG B787- ET-AOS ETCAA INSP-AC X x x 31 PERFORMED 1 TSFN8005L3T0
RWIDEB 8(GENX- FUNCTIONAL CHECK OF
ODY/TR 1B) ENHANCED AIRBORNE
ACK1 FLIGHT RECORDER
INDEPENDENT POWER
SUPPLY AS PER BTC 31-
040-00-01 AND FOUND
FUNCTIONAL.

Revision Number 06, 12 OCT 2021 Page 145 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/2/20 ADD/HG B787- ET-AOS ETCAA CAT-B2 X x x 31 PERFORMED 0.1 TSFN8005L3T0

RWIDEB 8(GENX- FUNCTIONAL CHECK OF
ODY/TR 1B) ENHANCED AIRBORNE
ACK1 FLIGHT RECORDER
INDEPENDENT POWER
SUPPLY AS PER BTC 31-
040-00-01 AND FOUND
FUNCTIONAL.
12/2/20 ADD/HG B787- ET-AOS ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 2.5 TSFN80071SFX
RWIDEB 8(GENX- MAINTENANCE SYSTEM
ODY/TR 1B) - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LOADABLE
DIAGNOSTIC
INFORMATION
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450019-00 ISSUE 001
(DATED 16-OCT-2020)

Revision Number 06, 12 OCT 2021 Page 146 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/3/20 ADD/HG B787- ET-AUQ ETCAA CAT-B2 X x x 45 PERFORMED LOADEBEL 2 TSFN80071SFM

RWIDEB 8(TRT- DIAGONSTIC
ODY/TR 1000) INFORMATION
ACK1 SOFTWARE CHANGE AS
PER BOEING SB787-
81205-SB450019-00
ISSUE 001 (DATED 16-
OCT-2020)
12/4/20 ADD/HG B787- ET-AOV ETCAA INSP-AC X x x 46 PERFORMED 0.5 TSFN8006V5W8
RWIDEB 8(GENX- DOWNLOAD FULL
ODY/TR 1B) FLIGHT DATA (FFD)
ACK1 I.A.W.AMM B787-A-46-13-
00-02A-110B-A
12/4/20 ADD/HG B787- ET-AOV ETCAA CAT-B2 X x x 46 PERFORMED 0.2 TSFN8006V5W8
RWIDEB 8(GENX- DOWNLOAD FULL
ODY/TR 1B) FLIGHT DATA (FFD)
ACK1 I.A.W.AMM B787-A-46-13-
00-02A-110B-A

Revision Number 06, 12 OCT 2021 Page 147 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/4/20 ADD/HG B787- ET-AOV ETCAA CAT-B2 X x x 31 PERFORMED 0.5 TSFN8007024R

RWIDEB 8(GENX- INDICATING/RECORDIN
ODY/TR 1B) G SYSTEM - PRIMARY
ACK1 DISPLAY SYSTEM -
MAINTENANCE
CONTROL DISPLAY
FUNCTION
OPERATIONAL
PROGRAM FOR
WINDOWS 10 SUPPORT
SOFTWARE CHANGE -
SW CHANGE I.A.W
BOEING SB787-81205-
SB310019-00 ISSUE 001
(DATED 24-SEP-2020)

Revision Number 06, 12 OCT 2021 Page 148 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/4/20 ADD/HG B787- ET-AOV ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 2.5 TSFN80071SEG
RWIDEB 8(GENX- MAINTENANCE SYSTEM
ODY/TR 1B) - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LOADABLE
DIAGNOSTIC
INFORMATION
SOFTWARE CHANGE -
SW CHANGE
I.A.W.BOEING SB787-
81205-SB450019-00
ISSUE 001 (DATED 16-
12/4/20 ADD/HG B787- ET-AOV ETCAA CAT-B1 X x x 34 CHANGED THE DRAG 0.1 TSFN80071RH8
RWIDEB 8(GENX- AND THE FUEL FLOW
ODY/TR 1B) FACTOR AS PER DMC-
ACK1 B787-A-34-61-00-09A-
110B-A

Revision Number 06, 12 OCT 2021 Page 149 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/4/20 ADD/HG B787- ET-AOV ETCAA INSP-AC X X x x 38 PERFORMED 2 TSFN8004YMA

RWIDEB 8(GENX- WATER/WASTE C
ODY/TR 1B) STORAGE AND
ACK1 DISTRIBUTION
ELECTRICAL
CONNECTOR
INSPECTION AND SLEVE
CHANGE AS PER SB787-
81205-SB380016-00 issue
001 dated 15-Oct-18
12/7/20 ADD/HG B787- ET-AUR ETCAA CAT-B2 X x x 34 PERFORMED R/I OF 4 TSFN80073GUE
RWIDEB 8(TRT- NAVIGATION - CENTER
ODY/TR 1000) PITOT PROBE PITOT-
ACK1 STATIC SYSTEM - AS
PER BOEING B787-
81205-SB340040-00
ISSUE 003, DATED 16-
NOV-2020, COLLINS SIL-
2020-08 AND TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 150 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/10/20 ADD/HG B787- ET-AXL ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 2.5 TSFN80071SCY
RWIDEB 8(GENX- MAINTENANCE SYSTEM
ODY/TR 1B) - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LOADABLE
DIAGNOSTIC
INFORMATION
SOFTWARE CHANGE
I.A.W. BOEING SB787-
81205-SB450019-00
ISSUE 001 (DATED 16-
OCT-2020)

Revision Number 06, 12 OCT 2021 Page 151 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/10/20 ADD/HG B787- ET-AXL ETCAA CAT-B2 X x x 31 PERFORMED 0.5 TSFN8007023Z

RWIDEB 8(GENX- INDICATING/RECORDIN
ODY/TR 1B) G SYSTEM - PRIMARY
ACK1 DISPLAY SYSTEM -
MAINTENANCE
CONTROL DISPLAY
FUNCTION
OPERATIONAL
PROGRAM FOR
WINDOWS 10 SUPPORT
SOFTWARE CHANGE
I.A.W. BOEING SB787-
81205-SB310019-00
ISSUE 001
12/10/20 ADD/HG B787- ET-AXL ETCAA CAT-B2 X x x 23 PERFORMED 0.83333 TSFN8006M9D3
RWIDEB 8(GENX- COMMUNICATIONS -
ODY/TR 1B) VERY HIGH FREQUENCY
ACK1 COMMUNICATION
SYSTEM - TUNING
CONTROL PANEL
SOFTWARE CHANGE
I.A.W. BOEING ALERT
SB787-81205-SB230041-
00 ISSUE 002

Revision Number 06, 12 OCT 2021 Page 152 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/10/20 ADD/HG B787- ET-AXL ETCAA INSP-AC x x 24 PERFORMED 1 TSFN8006RF6R

RWIDEB 8(GENX- ELECTRICAL POWER-AC
ODY/TR 1B) EXTERNAL POWER -BUS
ACK1 POWER CONTROL UNIT
BLOCK POINT 3.0 AND
GENERATOR CONTROL
UNIT OPERATIONAL
PROGRAM SOFTWARE
CHANGE Boeing
SB240078-00 Issue 001,
Dated 12 Aug 2020
12/14/20 ADD/HG B787- ET-ATG ETCAA CAT-B2 X x x 34 PERFORMED CENTER 4 TSFN800740E8
RWIDEB 8(TRT- PITOT REPLACEMENT
ODY/TR 1000) AND TEST AS PER
ACK1 BOEING B787-81205-
SB340040-00 ISSUE 003,
DATED 16-NOV-2020,
COLLINS SIL-2020-08

Revision Number 06, 12 OCT 2021 Page 153 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/14/20 ADD/HG B787- ET-AXK ETCAA CAT-B1 X x x 44 PERFORMED CABIN 1 TSFN8006YBR8

RWIDEB 8(GENX- SYSTEMS - BROADBAND
ODY/TR 1B) COMMUNICATION -
ACK1 ROCKWELL/
HONEYWELL/ RCI
GLOBALXPRESS KA
PASSENGER
CONNECTIVITY SYSTEM
INSTALLATION AS PER
EO(M)-SB787-81205-
SB440200-00-01-JIC5.
12/14/20 ADD/HG B787- ET-AXK ETCAA CAT-B1 X x x 44 PERFORMED 1 TSFN8006YBRD
RWIDEB 8(GENX- BROADBAND
ODY/TR 1B) COMMUNICATION -
ACK1 ROCKWELL/
HONEYWELL/ RCI
GLOBAL XPRESS KA
PASSENGER
CONNECTIVITY SYSTEM
INSTALLATION AS PER
EO(M)-SB787-81205-
SB440200-00-01-JIC4

Revision Number 06, 12 OCT 2021 Page 154 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/14/20 ADD/HG B787- ET-AXK ETCAA CAT-B1 X x x 44 PERFORMED 1 TSFN8006YBRA

RWIDEB 8(GENX- BROADBAND
ODY/TR 1B) COMMUNICATION -
ACK1 ROCKWELL/
HONEYWELL/ RCI
GLOBALXPRESS KA
PASSENGER
CONNECTIVITY SYSTEM
INSTALLATION IAW
EO(M)-SB787-81205-
SB440200-00-01-JIC6
12/14/20 ADD/HG B787- ET-AXK ETCAA CAT-B1 X x x 44 PERFORMED CABIN 1 TSFN8006YBR9
RWIDEB 8(GENX- SYSTEMS - BROADBAND
ODY/TR 1B) COMMUNICATION -
ACK1 ROCKWELL/
HONEYWELL/ RCI
GLOBAL XPRESS KA
PASSENGER
CONNECTIVITY SYSTEM
INSTALLATION AS PER
EO(M)-SB787-81205-
SB440200-00-01-JIC8.

Revision Number 06, 12 OCT 2021 Page 155 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/14/20 ADD/HG B787- ET-AXK ETCAA CAT-B1 X x x 44 PERFORMED 3 TSFN8006SDY1

RWIDEB 8(GENX- BROADBAND
ODY/TR 1B) COMMUNICATION -
ACK1 ROCKWELL/
HONEYWELL/ RCI
GLOBALXPRESS KA
PASSENGER
CONNECTIVITY SYSTEM
INSTALLATION IAW
<br>EO(M)-SB787-81205-
SB440200-00-01-JIC
12/14/20 ADD/HG B787- ET-AXK ETCAA CAT-B2 X X x x 44 PERFORMED 0.16667 TSFN8006ZEV9
RWIDEB 8(GENX- EQUIPMENT AND
ODY/TR 1B) FURNISHING-
ACK1 INSTALLATION OF
CABIN CONNECT
SOFTWARE (ETH 1.0.0)
TAILORED FOR ETH
OPERATIONAL
PURPOSES IAW CC-
3430-SB-0001 DATED 30-
SEP-2020

Revision Number 06, 12 OCT 2021 Page 156 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/21/20 ADD/HG B787- ET-AOV ETCAA AMT x 46 PERFORMED 1 TSFN80075749

RWIDEB 8(GENX- DOWNLOADING OF
ODY/TR 1B) ACMF CPL FILE FROM
ACK1 CIS-MS MSD TO ML &
GND NTWRK IAW B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B
12/21/20 ADD/HG B787- ET-AOV ETCAA AMT X x x 46 PERFORMED 1 TSFN80074PJ0
RWIDEB 8(GENX- ELECTRONIC FLIGHT
ODY/TR 1B) BAG ELECTRONIC UNIT
ACK1 TERMINAL CHART
DATABASE UPDATE IAW
DMC-B787-A-46-11-07-
02A-720A-A & -750A-A,
DMC-B787-A-46-13-00-
01A-750A-A.
12/21/20 ADD/HG B787- ET-AOV ETCAA AMT x x 46 REPLACED CSM AND 4 TSFN8006Z55Z
RWIDEB 8(GENX- INSTALLED THE
ODY/TR 1B) APPLICABEL S/W IAW
ACK1 AMM B787-A-46-12-66-01-
A-750A-A

Revision Number 06, 12 OCT 2021 Page 157 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/22/20 ADD/HG B787- ET-AUR ETCAA AMT X x 31 DOWNLOADED COCKPIT 1 TSFN80075911

RWIDEB 8(TRT- VOICE RECORDER
ODY/TR 1000) (CVR) AND DATA LINK
ACK1 RECORDER (DLR) DATA
TO CHECK VALIDITY,
QUALITY AND SYSTEM
CALIBRATION AS PER
DMC-B787-A-31-31-00-
09A-110B-A
1/4/21 ADD/HG B787- ET-AOT ETCAA INSP-AC X X x x 38 PERFORMED 2 TSFN8004YMA8
RWIDEB 8(GENX- WATER/WASTE -
ODY/TR 1B) STORAGE AND
ACK1 DISTRIBUTION -
ELECTRICAL
CONNECTOR
INSPECTION AND
CHANGE AS PER SB787-
81205-SB380016-00 issue
001 dated 15-Oct-18 AND
FOUND OPERATIONAL

Revision Number 06, 12 OCT 2021 Page 158 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/18/21 ADD/HG B787- ET-ASI ETCAA CAT-B1 X X x x 44 PERFORMED (CABIN 0.5 TSFN8006MSF8
RWIDEB 8(GENX- SYSTEMS - CABIN
ODY/TR 1B) SERVICES SYSTEM -
ACK1 CABIN SERVICES
SYSTEM CONTROLLER
OPERATIONAL
PROGRAM SOFTWARE
CHANGE) AS PER
SB787-81205-SB440170-
00 issue 001 dated 29-Apr-
2020
1/22/21 ADD/HG B787- ET-AOP ETCAA INSP-AC X x x 45 R/I: REPLACED GPM R7 4 TSFN80079NTZ
RWIDEB 8(GENX- IAW DMC-B787-A-42-21-
ODY/TR 1B) 02-15A-921A-A Rev 142 ·
ACK1 31 Dec 2020 AND FOUND
THE SYSTEM
OPERATIONAL.
1/22/21 ADD/HG B787- ET-AOP ETCAA INSP-AC X x x 46 NO DATA FOUND TO 0.5 TSFN80071DXT
RWIDEB 8(GENX- DOWNLOAD THE FULL
ODY/TR 1B) LFIGHT DATA FFD AS
ACK1 PER AMM 46-13-00

Revision Number 06, 12 OCT 2021 Page 159 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/22/21 ADD/HG B787- ET-AOP ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 2 TSFN80071SQN

RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) COMPUTING FUNCTION
ACK1 - LOADABLE
DIAGNOSTIC
INFORMATION
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450019-00 ISSUE 001
(DATED 16-OCT-2020)
AND ALL TESTS PASSED
1/22/21 ADD/HG B787- ET-AOP ETCAA CAT-B2 X x x 46 NO DATA FOUND TO 0.2 TSFN80071DXT
RWIDEB 8(GENX- DOWNLOAD THE FULL
ODY/TR 1B) LFIGHT DATA FFD AS
ACK1 PER AMM 46-13-00

Revision Number 06, 12 OCT 2021 Page 160 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/22/21 ADD/HG B787- ET-AOP ETCAA INSP-AC X x x 23 PERFORMED FIXED 1 TSFN8006PB8Y

RWIDEB 8(GENX- EMERGENCY LOCATOR
ODY/TR 1B) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK AND FOUND
OPERATIONAL AS PER
DMC-B787-A-23-24-00-
00A-271A-A / AMM B787-
A-23-24-01-01A-340A-A
1/22/21 ADD/HG B787- ET-AOP ETCAA CAT-B2 X x x 23 PERFORMED FIXED 0.1 TSFN8006PB8Y
RWIDEB 8(GENX- EMERGENCY LOCATOR
ODY/TR 1B) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK AND FOUND
OPERATIONAL AS PER
DMC-B787-A-23-24-00-
00A-271A-A / AMM B787-
A-23-24-01-01A-340A-A

Revision Number 06, 12 OCT 2021 Page 161 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/22/21 ADD/HG B787- ET-AOS ETCAA AMT x 46 DOWNLOADED AND 1 TSFN80072DLN

RWIDEB 8(GENX- DELETED ACMF
ODY/TR 1B) REPORTS FROM OSM,
ACK1 ACMF REPORTS
REPOSITORY AS PER
787-FTD-46-16002, Dated
21-Feb-2019
1/29/21 ADD/HG B787- ET-ASH ETCAA INSP-AC X x x 34 PERFORMED FNC- OF 3 TSFN8004ZQZG
RWIDEB 8(GENX- THE ATC
ODY/TR 1B) TRANSPONDER SYSTEM
ACK1 AND TEST PASSED AS
PER BTC 34-005-00-01
1/29/21 ADD/HG B787- ET-ASH ETCAA CAT-B2 X x x 34 PERFORMED FNC- OF 0.05 TSFN8004ZQZG
RWIDEB 8(GENX- THE ATC
ODY/TR 1B) TRANSPONDER SYSTEM
ACK1 AND TEST PASSED AS
PER BTC 34-005-00-01

Revision Number 06, 12 OCT 2021 Page 162 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/19/21 ADD/HG B787- ET-ATJ ETCAA INSP-AC X x x 34 PERFORMED R/I OF 2 TSFN80073H03

RWIDEB 8(TRT- NAVIGATION - PITOT-
ODY/TR 1000) STATIC SYSTEM - THE
ACK1 LEFT PITOT PROBE AS
PER BOEING B787-
81205-SB340040-00
ISSUE 003, DATED 16-
NOV-2020, COLLINS SIL-
2020-08 AND TEST
PASSED.
2/19/21 ADD/HG B787- ET-ATJ ETCAA CAT-B2 X x x 34 PERFORMED R/I OF 4 TSFN80073H03
RWIDEB 8(TRT- NAVIGATION - PITOT-
ODY/TR 1000) STATIC SYSTEM - THE
ACK1 LEFT PITOT PROBE AS
PER BOEING B787-
81205-SB340040-00
ISSUE 003, DATED 16-
NOV-2020, COLLINS SIL-
2020-08 AND TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 163 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/22/21 ADD/LIN B787- ET-AUR ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN8007D5ZZ
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRALL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 IAW
787-FTD-23-16003, Dated
26-Apr-2016 AND FOUND
FUNCTIONAL.
2/22/21 ADD/LIN B787- ET-AUR ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8007D601
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019 AND FOUND
FUNCTIONAL.

Revision Number 06, 12 OCT 2021 Page 164 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/22/21 ADD/LIN B787- ET-AUR ETCAA CAT-B2 x x 34 PERFORMED 1.5 TSFN80079FWJ

E 8(TRT- NAVIGATION -
1000) INTEGRATED
SURVEILLANCE SYSTEM
- INSPECTION OF
LOWER TRAFFIC ALERT
AND COLLISION
SYSTEM COAXIAL
CABLE INSTALLATION
IAW ETH-ETH-20-0656-
02B DATED 04-DEC-
2020, SWPM 20-74-13
AND FOUND NORMAL.
7/24/21 ADD/HG B787- ET-ASG ETCAA AMT X x 46 STAGED ALL 4 TSFN8007YFJA
RWIDEB 8(GENX- SOFTWARES EXCEPT
ODY/TR 1B) ETH43-DFUL-1132 AND
ACK1 DELETED ALL OLD
SOFTWARES AS PER
787 AMM DMC-B787-A-
46-13-00-01A(03A)-
(550A)750A-A

Revision Number 06, 12 OCT 2021 Page 165 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/8/21 ADD/HG B787- ET-AOU ETCAA AMT X x 45 PERFORMED 0.5 TSFN80082HF2

RWIDEB 8(GENX- NAVIGATION DATABASE
ODY/TR 1B) SOFTWARE
ACK1 INSTALLATION-SW
CHANGE IAW DMC-B787-
A-45-13-00-00A-750A-A.
10/1/21 ADD/HG B787- ET-AUO ETCAA AMT x 45 PERFORMED STAGING 1 TSFN80089P0L
RWIDEB 8(TRT- OF DIFFERENT
ODY/TR 1000) SOFTWARE ON MSD AS
ACK1 PER AMM B787-46-13-
019-JIC EXCEPT HAM57-
21PC-2010,COL4F-0097-
0001,ACZ23-805A-
0160,BFB5D-ESRV-
0009,ACZ50-8241-0160
AND OPT55-EWCB-0409 .

Revision Number 06, 12 OCT 2021 Page 166 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/3/21 ADD/HG B787- ET-AXK ETCAA INSP-AC x x 20 OPERATIONALLY 0.5 TSFN8007SKPM

RWIDEB 8(GENX- CHECKED P300 AND
ODY/TR 1B) P400 PANEL
ACK1 ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01/ITEM-1
PARAGRAPH B/ AND
FOUND OPERATIONAL.
10/3/21 ADD/HG B787- ET-AXK ETCAA CAT-B2 x x 20 OPERATIONALLY 0.05 TSFN8007SKPM
RWIDEB 8(GENX- CHECKED P300 AND
ODY/TR 1B) P400 PANEL
ACK1 ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01/ITEM-1
PARAGRAPH B/ AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 167 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/3/21 ADD/HG B787- ET-AXK ETCAA INSP-AC X x x 23 PERFORMED FIXED 1 TSFN8007SMJJ

RWIDEB 8(GENX- EMERGENCY LOCATOR
ODY/TR 1B) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK IAW DMC-B787-
A-23-24-00-00A-271A-A /
AMM B787-A-23-24-01-
01A-340A-A AND FOUND
OPERATIONAL.
10/3/21 ADD/HG B787- ET-AXK ETCAA CAT-B2 X x x 23 PERFORMED FIXED 0.1 TSFN8007SMJJ
RWIDEB 8(GENX- EMERGENCY LOCATOR
ODY/TR 1B) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK IAW DMC-B787-
A-23-24-00-00A-271A-A /
AMM B787-A-23-24-01-
01A-340A-A AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 168 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/3/21 ADD/HG B787- ET-AXK ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN80089JSG
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 I.A.W
787 FTD-45-17001, dated
19-July-2019 AND TEST
PASSED.
10/3/21 ADD/HG B787- ET-AXK ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN80089JSE
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 I.A.W
787-FTD-23-16003, Dated
26-Apr-2016 AND TEST
PASSED

Revision Number 06, 12 OCT 2021 Page 169 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/3/21 ADD/HG B787- ET-AXK ETCAA INSP-AC X x x 31 PERFORMED OPC- 1 TSFN8006WU3

RWIDEB 8(GENX- (DOWNLOAD) OF THE H
ODY/TR 1B) FLIGHT DATA FILE
ACK1 STORED IN THE
ENHANCED AIRBORNE
FLIGHT RECORDER.
(ONE YEAR) I.A.W BTC
31-037-01-01
10/3/21 ADD/HG B787- ET-AXK ETCAA CAT-B2 X x x 31 PERFORMED OPC- 0.1 TSFN8006WU3
RWIDEB 8(GENX- (DOWNLOAD) OF THE H
ODY/TR 1B) FLIGHT DATA FILE
ACK1 STORED IN THE
ENHANCED AIRBORNE
FLIGHT RECORDER.
(ONE YEAR) I.A.W BTC
31-037-01-01
10/3/21 ADD/HG B787- ET-AXK ETCAA INSP-AC X x x 31 PERFORMED 1 TSFN80076SF1
RWIDEB 8(GENX- FUNCTIONAL CHECK OF
ODY/TR 1B) ENHANCED AIRBORNE
ACK1 FLIGHT RECORDER
INDEPENDENT POWER
SUPPLY I.A.W BTC 31-
040-00-01 AND FOUND
FUNCTIONAL

Revision Number 06, 12 OCT 2021 Page 170 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/3/21 ADD/HG B787- ET-AXK ETCAA CAT-B2 X x x 24 PERFORMED 2 TSFN8007FQUV

RWIDEB 8(GENX- ELECTRICAL POWER-
ODY/TR 1B) HIGH VOLTAGE DIRECT
ACK1 CURRENT RACK AND
PANEL ASSEMBLY-P700
CONNECTOR SCREW
REPLACEMENT I.A.W
UTC Aerospace SB
7100036-24-3, Dated, Jun-
29-2020.
10/3/21 ADD/HG B787- ET-AXK ETCAA CAT-B2 X x x 24 PERFORMED 0.3 TSFN8007FQUX
RWIDEB 8(GENX- ELECTRICAL POWER-
ODY/TR 1B) HIGH VOLTAGE DIRECT
ACK1 CURRENT RACK AND
PANEL ASSEMBLY-P800
CONNECTOR SCREW
REPLACEMENT I.A.W
UTC Aerospace SB
7100037-24-3, Dated, Jun-
29-2020.

Revision Number 06, 12 OCT 2021 Page 171 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/3/21 ADD/HG B787- ET-AXK ETCAA CAT-B2 X x x 31 PERFORMED 0.1 TSFN80076SF1

RWIDEB 8(GENX- FUNCTIONAL CHECK OF
ODY/TR 1B) ENHANCED AIRBORNE
ACK1 FLIGHT RECORDER
INDEPENDENT POWER
SUPPLY I.A.W BTC 31-
040-00-01 AND FOUND
FUNCTIONAL
10/3/21 ADD/HG B787- ET-AXK ETCAA INSP-AC X x 46 PERFORMED 0.16667 TSFN80089T1W
RWIDEB 8(GENX- DOWNLOAD OF ACMF
ODY/TR 1B) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK I.A.W B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B

Revision Number 06, 12 OCT 2021 Page 172 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/3/21 ADD/HG B787- ET-AXK ETCAA CAT-B2 X x 46 PERFORMED 0.1 TSFN80089T1W

RWIDEB 8(GENX- DOWNLOAD OF ACMF
ODY/TR 1B) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK I.A.W B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B
10/3/21 ADD/HG B787- ET-AXK ETCAA AMT X x 45 PERFORMED ONBOARD 0.5 TSFN80086K79
RWIDEB 8(GENX- DATA LOAD FUNCTION
ODY/TR 1B) NAVIGATION DATABASE
ACK1 SOFTWARE
INSTALLATION-SW
CHANGE IAW DMC-B787-
A-45-13-00-00A-750A-A.
10/3/21 ADD/HG B787- ET-AXK ETCAA AMT X x 34 PERFORMED FNC- OF 3.8 TSFN8005VNW
RWIDEB 8(GENX- THE ATC G
ODY/TR 1B) TRANSPONDER SYSTEM
ACK1 IAW BTC 34-005-00-01
AND FOUND
FUNCTIONAL.

Revision Number 06, 12 OCT 2021 Page 173 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/3/21 ADD/HG B787- ET-AXK ETCAA CAT-B2 X X x x 46 PERFORMED 1.5 TSFN80087KU6

RWIDEB 8(GENX- INFORMATION SYSTEMS
ODY/TR 1B) - INSTALLATION OF EFB
ACK1 SOFTWARE LOADS
(DOCUMENTS) ON B787-
9 WITH GE ENGINE -
FOPTS REQUIREMENT
IAW B787 AMM DMC-
B787-A-46-11-07-02A-
750A-A.
10/7/21 ADD/HG B787- ET-ASH ETCAA CAT-B2 X x x 46 PERFORMED UPDATED 1 TSFN80088Z78
RWIDEB 8(GENX- ELECTRONIC FLIGHT
ODY/TR 1B) BAG ELECTRONIC UNIT
ACK1 TERMINAL CHART
DATABASE IAW DMC-
B787-A-46-11-07-02A-
720A-A & -750A-A, DMC-
B787-A-46-13-00-01A-
750A-A

Revision Number 06, 12 OCT 2021 Page 174 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/7/21 ADD/HG B787- ET-ASH ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN80089WS7
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) COMPUTING FUNCTION
ACK1 - LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019 AND TEST
PASSED.
10/7/21 ADD/HG B787- ET-ASH ETCAA CAT-B2 x x 45 PERFORMED 0.2 TSFN80089WS3
RWIDEB 8(GENX- CENTRALL
ODY/TR 1B) MAINTENANCE
ACK1 COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 IAW
787-FTD-23-16003, Dated
26-Apr-2016 AND TEST
PASSED.
10/7/21 ADD/HG B787- ET-ASH ETCAA INSP-AC X x x 23 PERFORMED 0.5 TSFN80085S9E
RWIDEB 8(GENX- FUNCTIONALLY CHECK
ODY/TR 1B) THE UNDERWATER
ACK1 LOCATOR DEVICE IAW
BTC 23-035-00-01 AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 175 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/7/21 ADD/HG B787- ET-ASH ETCAA INSP-AC x x 42 PERFORMED COMMON 0.25 TSFN800872A9
RWIDEB 8(GENX- CORE SYSTEM - TIME
ODY/TR 1B) MANAGER POWER
ACK1 CYCLE RESET IAW AD
2020-06-14, BOEING SB
787-81205-SB420045-00
ISSUE 001/002
10/7/21 ADD/HG B787- ET-ASH ETCAA CAT-B2 X x x 23 PERFORMED 0.1 TSFN80085S9E
RWIDEB 8(GENX- FUNCTIONALLY CHECK
ODY/TR 1B) THE UNDERWATER
ACK1 LOCATOR DEVICE IAW
BTC 23-035-00-01 AND
TEST PASSED.
10/7/21 ADD/HG B787- ET-ASH ETCAA CAT-B2 x x 42 PERFORMED COMMON 0.25 TSFN800872A9
RWIDEB 8(GENX- CORE SYSTEM - TIME
ODY/TR 1B) MANAGER POWER
ACK1 CYCLE RESET IAW AD
2020-06-14, BOEING SB
787-81205-SB420045-00
ISSUE 001/002

Revision Number 06, 12 OCT 2021 Page 176 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/7/21 ADD/HG B787- ET-ASH ETCAA INSP-AC X x x 31 DOWNLOADED THE 1 TSFN8006YU4B

RWIDEB 8(GENX- FLIGHT DATA FILE
ODY/TR 1B) STORED IN THE
ACK1 ENHANCED AIRBORNE
FLIGHT RECORDER IAW
BTC 31-037-01-01.
10/7/21 ADD/HG B787- ET-ASH ETCAA CAT-B2 X x x 31 DOWNLOADED THE 0.1 TSFN8006YU4B
RWIDEB 8(GENX- FLIGHT DATA FILE
ODY/TR 1B) STORED IN THE
ACK1 ENHANCED AIRBORNE
FLIGHT RECORDER IAW
BTC 31-037-01-01.
10/7/21 ADD/HG B787- ET-ASH ETCAA CAT-B2 X x x 46 DOWNLOADED ACMF 0.1 TSFN8008A1YN
RWIDEB 8(GENX- CPL FILE FROM CIS-MS
ODY/TR 1B) MSD TO ML & GND
ACK1 NTWRK IAW B787-A AMM
46-13-00-02A-110B-A/-
05A-110B-A/-04A-110B-A,
ETH-ETH-14-0722-11B

Revision Number 06, 12 OCT 2021 Page 177 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/7/21 ADD/HG B787- ET-ASH ETCAA INSP-AC X x x 46 DOWNLOADED ACMF 0.2 TSFN8008A1YN
RWIDEB 8(GENX- CPL FILE FROM CIS-MS
ODY/TR 1B) MSD TO ML & GND
ACK1 NTWRK IAW B787-A AMM
46-13-00-02A-110B-A/-
05A-110B-A/-04A-110B-A,
ETH-ETH-14-0722-11B
10/7/21 ADD/HG B787- ET-ASH ETCAA CAT-B2 X x x 46 DOWNLOADED FULL 0.2 TSFN8007Y69J
RWIDEB 8(GENX- FLIGHT DATA (FFD) IAW
ODY/TR 1B) AMM B787-A-46-13-00-
ACK1 02A-110B-A
10/7/21 ADD/HG B787- ET-ASH ETCAA INSP-AC X x x 46 DOWNLOADED FULL 0.5 TSFN8007Y69J
RWIDEB 8(GENX- FLIGHT DATA (FFD) IAW
ODY/TR 1B) AMM B787-A-46-13-00-
ACK1 02A-110B-A
10/8/21 ADD/HG B787- ET-AOU ETCAA INSP-AC X x x 23 FUNCTIONALLY 0.5 TSFN80085SDY
RWIDEB 8(GENX- CHECKED THE
ODY/TR 1B) UNDERWATER
ACK3 LOCATOR DEVICE IAW
BTC 23-035-00-01AND
FOUND FUNCTIONAL.

Revision Number 06, 12 OCT 2021 Page 178 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/8/21 ADD/HG B787- ET-AOU ETCAA CAT-B2 X x x 23 FUNCTIONALLY 0.1 TSFN80085SDY

RWIDEB 8(GENX- CHECKED THE
ODY/TR 1B) UNDERWATER
ACK3 LOCATOR DEVICE IAW
BTC 23-035-00-01AND
FOUND FUNCTIONAL.
10/9/21 ADD/HG B787- ET-AOU ETCAA INSP-AC X x x 21 TS : PERFORMED 1 TSFN80089HSF
RWIDEB 8(GENX- WIRING CHECK IAW
ODY/TR 1B) WDM 21-44-21 AND
ACK3 FOUND NORMAL .
REPLACED BULK
CARGO ELECTRIC
HEATER IAW AMM B787-
A-21-44-22-00A-520A-
A/AMM B787-A-21-44-22-
00A-720A-A,
PEROFRMED
INSTALAATION TEST
AND TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 179 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/12/21 ADD/HG B787- ET-ATH ETCAA AMT x 42 PERFORMED 0.16667 TSFN800888LJ

RWIDEB 8(TRT- INTEGRATED MODULAR
ODY/TR 1000) AVIONICS - COMMON
ACK1 CORE SYSTEM - TIME
MANAGER POWER
CYCLE RESET IAWAD
2020-06-14, BOEING SB
787-81205-SB420045-00
ISSUE 001/002
10/13/21 ADD/HG B787- ET-ATH ETCAA AMT X x 42 OPERATIONALLY 0.16667 TSFN800888N5
RWIDEB 8(TRT- CHECKED THE
ODY/TR 1000) COMMON DATA
ACK1 NETWORK (CDN) BY
PERFORMING AN
AIRPLANE POWER
CYCLE TO RESTART
THE ERROR DETECTION
ENCODING (EDE)
TIMESTAMP CLOCK
REFERENCE TO ZERO.
IAW BTC 42-010-00-01
AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 180 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/13/21 ADD/HG B787- ET-ATH ETCAA AMT x 45 PERFORMED CENTRAL 0.16667 TSFN8008B03H
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 IAW
787-FTD-23-16003, Dated
26-Apr-2016 AND FOUND
OPERATIONAL.
10/13/21 ADD/HG B787- ET-ATH ETCAA INSP-AC X x x 23 PERFORMED FIXED 1 TSFN8007N6ER
RWIDEB 8(TRT- EMERGENCY LOCATOR
ODY/TR 1000) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK IAW DMC-B787-
A-23-24-00-00A-271A-A /
AMM B787-A-23-24-01-
01A-340A-A AND TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 181 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/13/21 ADD/HG B787- ET-ATH ETCAA CAT-B2 X x x 23 PERFORMED FIXED 0.1 TSFN8007N6ER
RWIDEB 8(TRT- EMERGENCY LOCATOR
ODY/TR 1000) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK IAW DMC-B787-
A-23-24-00-00A-271A-A /
AMM B787-A-23-24-01-
01A-340A-A AND TEST
PASSED.
10/13/21 ADD/HG B787- ET-ATH ETCAA CAT-B2 X x 45 PERFORMED CENTRAL 0.5 TSFN8008B4RA
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) COMPUTING FUNCTION
ACK1 - LRU REPLACEMENT
TEST ON GPM R1 IAW
FTD-45-17001, dated 19-
July-2019. PASSED AND
TEST PASSED.
10/13/21 ADD/HG B787- ET-ATH ETCAA AMT X x 23 FUNCTIONALLY 1 TSFN80085SYA
RWIDEB 8(TRT- CHECKED THE
ODY/TR 1000) UNDERWATER
ACK1 LOCATOR DEVICE IAW
BTC 23-035-00-01 AND
FOUND FUNCTIONAL.

Revision Number 06, 12 OCT 2021 Page 182 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/13/21 ADD/HG B787- ET-ATH ETCAA CAT-B1 x x 46 DOWNLOADED LIFING 1 TSFN80081W4S

RWIDEB 8(TRT- DATA (ELIFE) ON TRENT
ODY/TR 1000) 1000 IAW DMC-B787-A-
ACK1 46-13-00-02A-110B-A
10/13/21 ADD/LIN B787- ET-AOP ETCAA AMT X x 46 UPDATED ELECTRONIC 1 TSFN8008B2XG
E 8(GENX- FLIGHT BAG
1B) ELECTRONIC UNIT
TERMINAL CHART
DATABASE IAW DMC-
B787-A-46-11-07-02A-
720A-A
10/13/21 ADD/HG B787- ET-ARF ETCAA AMT x 45 PERFORMED CENTRAL 0.25 TSFN8008B701
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 IAW
787-FTD-23-16003, Dated
26-Apr-2016. AND TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 183 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/14/21 ADD/HG B787- ET-ARF ETCAA AMT X x 45 PERFORMED CENTRAL 1 TSFN8008B70F

RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AND
TEST PASSED IAW 787
FTD-45-17001, dated 19-
July-2019.
10/15/21 ADD/LIN B787- ET-ATK ETCAA AMT X x 23 PERFORMED FIXED 1 TSFN8007M6PR
E 8(TRT- EMERGENCY LOCATOR
1000) TRANSMITTER ELT
CODING VERIFICATION
AND OPERATIONAL
CHECK IAW DMC-B787-
A-23-24-00-00A-271A-A /
AMM B787-A-23-24-01-
01A-340A-A AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 184 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/15/21 ADD/HG B787- ET-AOV ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN8008B9KR
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 IAW
787-FTD-23-16003, Dated
26-Apr-2016 AND FOUND
OPERATIONAL.
10/15/21 ADD/HG B787- ET-AOV ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8008B9KT
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 185 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/16/21 ADD/HG B787- ET-AOV ETCAA INSP-AC X x x 46 PERFORMED 0.33333 TSFN8008B9LN

RWIDEB 8(GENX- DOWNLOAD OF ACMF
ODY/TR 1B) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK IAW B787-A AMM
46-13-00-02A-110B-A/-
05A-110B-A/-04A-110B-A,
ETH-ETH-14-0722-11B
10/16/21 ADD/HG B787- ET-AOV ETCAA CAT-B2 X x x 46 PERFORMED 0.1 TSFN8008B9LN
RWIDEB 8(GENX- DOWNLOAD OF ACMF
ODY/TR 1B) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK IAW B787-A AMM
46-13-00-02A-110B-A/-
05A-110B-A/-04A-110B-A,
ETH-ETH-14-0722-11B
10/20/21 ADD/HG B787- ET-ASG ETCAA CAT-B1 x x 34 INSTALLED THE 1 TSFN8008BDGL
RWIDEB 8(GENX- WEATHER RADAR
ODY/TR 1B) ANTENNA DRIVE UNIT
ACK1 IAW DMC-B787-A-34-42-
03-00A-720A-A AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 186 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/20/21 ADD/HG B787- ET-AUR ETCAA CAT-B2 x x 24 . 3 TSFN8007S7UL

RWIDEB 8(TRT-
ODY/TR 1000)
ACK1
10/20/21 ADD/HG B787- ET-AUR ETCAA CAT-B2 x x 24 PERFORMED REMOTE 3 TSFN8007S7UL
RWIDEB 8(TRT- POWER DISTRIBUTION
ODY/TR 1000) UNIT ASSEMBLY BACK
ACK1 COVER CHANGE IAW
Boeing SB 240090-00
Issue 001,10 Sep 2020
10/21/21 ADD/LIN B787- ET-ASI ETCAA INSP-AC X x x 31 PERFORMED 1.1 TSFN800805GJ
E 8(GENX- DOWNLOADING OF THE
1B) FLIGHT DATA FILE
STORED IN THE
ENHANCED AIRBORNE
FLIGHT RECORDER IAW
BTC 31-037-01-01
10/21/21 ADD/LIN B787- ET-ASI ETCAA CAT-B2 X x x 31 PERFORMED 0.1 TSFN800805GJ
E 8(GENX- DOWNLOADING OF THE
1B) FLIGHT DATA FILE
STORED IN THE
ENHANCED AIRBORNE
FLIGHT RECORDER IAW
BTC 31-037-01-01

Revision Number 06, 12 OCT 2021 Page 187 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/21/21 ADD/LIN B787- ET-ASI ETCAA INSP-AC X x x RH PERFORMED CEOD 1 TSFN8008C8CK

E 8(GENX- DATA DOWNLOAD IAW
1B) AMM B787-A-46-13-00-
02A-110B-A
10/21/21 ADD/LIN B787- ET-ASI ETCAA CAT-B2 X x x 46 DOWNLOADED ACMF 0.1 TSFN8008BQ1X
E 8(GENX- CPL FILE FROM CIS-MS
1B) MSD TO ML & GND
NTWRK IAW B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B.
10/21/21 ADD/LIN B787- ET-ASI ETCAA INSP-AC X x x 46 DOWNLOADED ACMF 0.2 TSFN8008BQ1X
E 8(GENX- CPL FILE FROM CIS-MS
1B) MSD TO ML & GND
NTWRK IAW B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B.
10/21/21 ADD/LIN B787- ET-ASI ETCAA CAT-B2 X x x RH PERFORMED CEOD 0.2 TSFN8008C8CK
E 8(GENX- DATA DOWNLOAD IAW
1B) AMM B787-A-46-13-00-
02A-110B-A

Revision Number 06, 12 OCT 2021 Page 188 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/23/21 ADD/HG B787- ET-ASI ETCAA AMT x 24 REMOVED CHASSIS 1 TSFN8008CZK2

RWIDEB 8(GENX- FOR ET-AOQ.AS PER
ODY/TR 1B) DMC-B787-A-24-71-10-
ACK1 01A-520A-A
10/27/21 ADD/HG B787- ET-AOT ETCAA CAT-B2 X x x 45 PERFORMED (CENTRAL 0.5 TSFN8008CYW
RWIDEB 8(GENX- MAINTENANCE 7
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019 AND
TEST PASSED.
10/27/21 ADD/HG B787- ET-AOT ETCAA CAT-B2 x x 45 PERFORMED (CENTRAL 0.25 TSFN8008CYVX
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM AS PER
787-FTD-23-16003, Dated
26-Apr-2016 AND TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 189 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/28/21 ADD/HG B787- ET-AOT ETCAA CAT-B2 X x x 46 PERFORMED 1 TSFN80085BAZ

RWIDEB 8(GENX- INFORMATION SYSTEMS
ODY/TR 1B) - OBEDS - DOWNLOAD
ACK1 AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY IAW787-
FTD-46-16002, Dated 21-
Feb-2019
10/30/21 ADD/HG B787- ET-ATK ETCAA AVO x 32 PERFORMED RIGHT 2.5 TSFN8008D40G
RWIDEB 8(TRT- MLG SIDE BRACE
ODY/TR 1000) PROXIMITY SENSOR
ACK1 HARNESS INSPECTION
AND FOUND
SATISFACTORY.
10/30/21 ADD/HG B787- ET-ATK ETCAA AVO x 32 PERFORMED LEFT MLG 2.5 TSFN8008D40H
RWIDEB 8(TRT- SIDE BRACE PROXIMITY
ODY/TR 1000) SENSOR HARNESS
ACK1 INSPECTION AND
FOUND SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 190 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/30/21 ADD/HG B787- ET-ATK ETCAA AMT x 46 PERFORMED 0.5 TSFN8007ZF67

RWIDEB 8(TRT- DOWNLOADING OF
ODY/TR 1000) LIFING DATA(ELIFE) AND
ACK1 UPLOADED THE
DOWNLOADED DATA TO
GROUND NETWORK AS
PER DMC-B787-A-46-13-
00-02A-110B-A

Revision Number 06, 12 OCT 2021 Page 191 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/30/21 ADD/HG B787- ET-ATK ETCAA AMT x 78 CHECKED THE 2 TSFN80086867

RWIDEB 8(TRT- AVAILABILITY OF 3
ODY/TR 1000) PHASE VOLTAGE AT
ACK1 PINS 9, 7, 8 AND FAILED
TO GET 115VAC AS THE
MEDC NEEDS PDOS
SWITCH OPEN OR
CLOSE COMMAND (AND
WE LOST THIS
COMMAND WHEN WE
CHECK AT DICONNECT
D80220P)<br><br>CHEC
KED FOR THE
AVAILABILTY OF 3
PHASE VOLATGE AT
PINS 1, 2, 3 AT THE
POWER PACK
(DICONNECT
DM7831201P01) AND
FOUND 115VAC AT ALL
PINS

Revision Number 06, 12 OCT 2021 Page 192 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/30/21 ADD/HG B787- ET-ATK ETCAA CAT-B1 x x 45 PERFORMED 1 TSFN8008BCQ9

RWIDEB 8(TRT- VERIFICATION &
ODY/TR 1000) INSTALLATION OF
ACK1 CONFIGURATION
SOFTWARE P/N ON
DIFFERENT LRUs, AS
PER THE ATTACHED
LRU LISTS FROM ITEM 9
- 14 ALL SOFTWARES
ARE REPORTING BUT
ICS CRU OPS DEVIATE
FROM THE AUTHORIZED
SW P/N.
11/4/21 ADD/HG B787- ET-AUO ETCAA AMT X x 34 PERFORMED FNC- OF 3.8 TSFN8005XWK
RWIDEB 8(TRT- THE ATC F
ODY/TR 1000) TRANSPONDER SYSTEM
ACK1 IAW BTC 34-005-00-01
AND FOUND
FUNCTIONAL.

Revision Number 06, 12 OCT 2021 Page 193 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/4/21 ADD/HG B787- ET-AUO ETCAA AMT X x 46 PERFORMED 1 TSFN80085772

RWIDEB 8(TRT- INFORMATION SYSTEMS
ODY/TR 1000) - OBEDS - DOWNLOAD
ACK1 AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY IAW 787-
FTD-46-16002, Dated 21-
Feb-2019
11/5/21 ADD/HG B787- ET-AUR ETCAA CAT-B1 x x 45 PERFORMED 1 TSFN8008BCW
RWIDEB 8(TRT- VERIFICATION & 5
ODY/TR 1000) INSTALLATION OF
ACK1 CONFIGURATION
SOFTWARE P/N ON
DIFFERENT LRUs AS
PER MO-B787-45-13-009-
JIC
11/5/21 ADD/HG B787- ET-AUR ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8008E9QK
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) COMPUTING FUNCTION
ACK1 - LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019 AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 194 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/5/21 ADD/HG B787- ET-AUR ETCAA CAT-B2 X x x 45 PERFORMED CENTRALL 0.25 TSFN8008E9Q9
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) COMPUTING FUNCTION
ACK1 - LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
TEST PASSED
11/8/21 ADD/HG B787- ET-ATI ETCAA AVO x 32 PERFORMED LEFT MLG 2.5 TSFN8008D40B
RWIDEB 8(TRT- SIDE BRACE PROXIMITY
ODY/TR 1000) SENSOR HARNESS
ACK1 INSPECTION IAW AND
FOUND SATISFACTORY
11/8/21 ADD/HG B787- ET-ATI ETCAA AVO x 32 PERFORMED RIGHT 2.5 TSFN8008D40A
RWIDEB 8(TRT- MLG SIDE BRACE
ODY/TR 1000) PROXIMITY SENSOR
ACK1 HARNESS INSPECTION
IAW MO-B787-32-61-002-
JIC AND FOUND
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 195 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/8/21 ADD/HG B787- ET-ATI ETCAA CAT-B1 x x 21 PERFORMED WIRING 1 TSFN8008E4TK

RWIDEB 8(TRT- B/N<br>DM4240008P01---
ODY/TR 1000) -----------------------
ACK1 DM2127016P01<br>PIN
110-------------------------------
-----13<br>PIN 109----------
-------------------------
12<br>AND FOUND
CONTINUITY. CHECKED
WITH GROUND AND IT IS
NORMAL. AND WE
SWAPPED SMOKE
DETECTOR M2127016
BUT NO HELP. AT LAST
WE SWAPPED FLOW
TEMP SENSOR
M2127008 WITH
M2127009.AND
PERFORMED AFT EE
COOLING SYSTEM TEST
AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 196 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/8/21 ADD/HG B787- ET-ATI ETCAA CAT-B1 x x 46 PERFORMED 0.5 TSFN80081T00

RWIDEB 8(TRT- DOWNLOAD LIFING
ODY/TR 1000) DATA (ELIFE) ON TRENT
ACK1 1000 OPERATED B787s
AS PER DMC-B787-A-46-
13-00-02A-110B-A.
11/9/21 ADD/HG B787- ET-AOV ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8008F3LJ
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019 AND FOUND
NORMAL

Revision Number 06, 12 OCT 2021 Page 197 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/11/21 ADD/HG B787- ET-ATK ETCAA AMT x 45 PERFORMED CENTRAL 0.5 TSFN8008BFCG
RWIDEB 8(TRT- MAINTENANCE SYSTEM-
ODY/TR 1000) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT IAW DMC-B787-
A-45-11-00-68A-110B-A
11/11/21 ADD/HG B787- ET-ATK ETCAA CAT-B2 x x 42 PERFORMED 0.25 TSFN8008CH3T
RWIDEB 8(TRT- INTEGRATED MODULAR
ODY/TR 1000) AVIONICS - COMMON
ACK1 CORE SYSTEM - TIME
MANAGER POWER
CYCLE RESET IAW AD
2020-06-14, BOEING SB
787-81205-SB420045-00
ISSUE 001/002.

Revision Number 06, 12 OCT 2021 Page 198 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/11/21 ADD/HG B787- ET-ATK ETCAA CAT-B1 X x x 42 OPERATIONALLY 0.1 TSFN8008CH4Q

RWIDEB 8(TRT- CHECKED THE
ODY/TR 1000) COMMON DATA
ACK1 NETWORK (CDN) BY
PERFORMING AN
AIRPLANE POWER
CYCLE TO RESTART
THE ERROR DETECTION
ENCODING (EDE)
TIMESTAMP CLOCK
REFERENCE TO ZERO
IAW BTC 42-010-00-01.
11/11/21 ADD/HG B787- ET-ATK ETCAA CAT-B1 x x 78 PERFORMED ALL 1 TSFN8008FJG6
RWIDEB 8(TRT- WIRING CHECK IAW
ODY/TR 1000) WDM DMC-B787-A-78-31-
ACK1 21-02A-051A-D AND ALL
FOUND NORMAL.

Revision Number 06, 12 OCT 2021 Page 199 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/11/21 ADD/HG B787- ET-ATK ETCAA INSP-AC x x 42 PERFORMED 0.25 TSFN8008CH3T

RWIDEB 8(TRT- INTEGRATED MODULAR
ODY/TR 1000) AVIONICS - COMMON
ACK1 CORE SYSTEM - TIME
MANAGER POWER
CYCLE RESET IAW AD
2020-06-14, BOEING SB
787-81205-SB420045-00
ISSUE 001/002.
11/11/21 ADD/HG B787- ET-ATK ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN8008FL4G
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 IAW
787-FTD-23-16003, Dated
26-Apr-2016 AND TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 200 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/11/21 ADD/HG B787- ET-ATK ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.25 TSFN8008FGJV
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 IAW
787-FTD-23-16003, Dated
26-Apr-2016 AND TEST
PASSED
11/15/21 ADD/HG B787- ET-AOS ETCAA INSP-AC X x x 46 DOWNLOADED FULL 0.5 TSFN80081C87
RWIDEB 8(GENX- FLIGHT DATA (FFD) IAW
ODY/TR 1B) AMM B787-A-46-13-00-
ACK1 02A-110B-A
11/15/21 ADD/HG B787- ET-AOS ETCAA INSP-AC X x 31 WITNESSED 0.83333 TSFN80073GKY
RWIDEB 8(GENX- FUNCTIONAL CHECK OF
ODY/TR 1B) ENHANCED AIRBORNE
ACK1 FLIGHT RECORDER
INDEPENDENT POWER
SUPPLY IAW BTC 31-
040-00-01 AND FOUND
FUNCTIONAL.

Revision Number 06, 12 OCT 2021 Page 201 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/15/21 ADD/HG B787- ET-AOS ETCAA INSP-AC X x x 23 PERFORMED FIXED 1 TSFN8007QUU

RWIDEB 8(GENX- EMERGENCY LOCATOR B
ODY/TR 1B) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK AS PER DMC-
B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A AND
FOUND OPERATIONAL.
11/15/21 ADD/HG B787- ET-AOS ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN8008FZNT
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 IAW
787-FTD-23-16003, Dated
26-Apr-2016 AND TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 202 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/15/21 ADD/HG B787- ET-AOS ETCAA CAT-B2 X x x 23 PERFORMED FIXED 0.1 TSFN8007QUU
RWIDEB 8(GENX- EMERGENCY LOCATOR B
ODY/TR 1B) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK AS PER DMC-
B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A AND
FOUND OPERATIONAL.
11/15/21 ADD/HG B787- ET-AOS ETCAA CAT-B2 X x x 46 DOWNLOADED FULL 0.2 TSFN80081C87
RWIDEB 8(GENX- FLIGHT DATA (FFD) IAW
ODY/TR 1B) AMM B787-A-46-13-00-
ACK1 02A-110B-A
11/15/21 ADD/HG B787- ET-AOS ETCAA INSP-AC X x x 46 DOWNLOADED OF ACMF 0.2 TSFN8008FXA7
RWIDEB 8(GENX- CPL FILE FROM CIS-MS
ODY/TR 1B) MSD TO ML & GND
ACK1 NETWORK IAW B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B.

Revision Number 06, 12 OCT 2021 Page 203 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/15/21 ADD/HG B787- ET-AOS ETCAA CAT-B2 X x x 46 DOWNLOADED OF ACMF 0.1 TSFN8008FXA7
RWIDEB 8(GENX- CPL FILE FROM CIS-MS
ODY/TR 1B) MSD TO ML & GND
ACK1 NETWORK IAW B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B.
11/15/21 ADD/HG B787- ET-AOS ETCAA CAT-B2 X x x 23 PERFORMED 1.5 TSFN80089R6X
RWIDEB 8(GENX- COMMUNICATIONS -
ODY/TR 1B) FLIGHT INTERPHONE
ACK1 SYSTEM - AUDIO
GATEWAY UNIT AND
AUDIO CONTROL PANEL
SOFTWARE CHANGE -
SW CHANGE IAW
BOEING SB787-81205-
SB230043-00 ISSUE 001
(DATED 27-AUG-2021),
787-FTD-23-16005 AND
ALL TESTS PASSED.

Revision Number 06, 12 OCT 2021 Page 204 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/15/21 ADD/HG B787- ET-AOS ETCAA CAT-B1 x x 42 TS & R/I : PERFORMED 1 TSFN8008GCD8
RWIDEB 8(GENX- TROUBLESHOOTING
ODY/TR 1B) PER FIM DMC-B787-A-42-
ACK1 20-F1-18A-421A-A ,
REPLACED GPM L8
,LOADED ALL
SOFTWARE.
PERFORMED
INSTALLATION TESTS
AND FAULT CLEARED .
11/15/21 ADD/HG B787- ET-AOS ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.5 TSFN8008BZHN
RWIDEB 8(GENX- MAINTENANCE SYSTEM-
ODY/TR 1B) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORTS IAW DMC-
B787-A-45-11-00-68A-
110B-A.

Revision Number 06, 12 OCT 2021 Page 205 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/15/21 ADD/HG B787- ET-AOS ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8008FZP4
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019 AND TEST
PASSED.
11/15/21 ADD/HG B787- ET-AOS ETCAA CAT-B2 X x x 05 PERFORMED 0.1 TSFN8008FAHH
RWIDEB 8(GENX- INVENTORY OF
ODY/TR 1B) INSTALLED HARD TIME
ACK1 UNIT FOR ATA 23 IAW
B787 AMM 23-00.
11/16/21 ADD/HG B787- ET-AXL ETCAA CAT-B1 x x 42 PERFORMED INITIAL 1 TSFN8007U3AK
RWIDEB 8(GENX- EVALUATION AS PER
ODY/TR 1B) FIM DMC -B787-A-42-30-
ACK1 F1-85A-421A-A AND NO
FAULT FOUND.

Revision Number 06, 12 OCT 2021 Page 206 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/16/21 ADD/HG B787- ET-AXL ETCAA CAT-B1 X x x 26 PERFORMED WIRING 2 TSFN8008FSVV

RWIDEB 8(GENX- CHECK AS PER THE
ODY/TR 1B) DMC-B787-A-26-11-11-
ACK1 04A-051A-D AND FOUND
TERMINAL B/2 OF THE
DETECTOR SHORT
WITH SHIELD GROUND
AND PERFORMED
WIRING REPAIR AS PER
STEP B.1 AND FAULT
CLEARED.
11/17/21 ADD/HG B787- ET-AUR ETCAA AMT x 20 OPERATIONALLY 0.5 TSFN8007NZDB
RWIDEB 8(TRT- CHECKED P300 AND
ODY/TR 1000) P400 PANEL
ACK1 ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES IAW BTC 24-
065-00-01 AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 207 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/17/21 ADD/HG B787- ET-AUR ETCAA AMT X x 23 PERFORMED 2 TSFN80089PQQ

RWIDEB 8(TRT- COMMUNICATIONS -
ODY/TR 1000) FLIGHT INTERPHONE
ACK1 SYSTEM - AUDIO
GATEWAY UNIT AND
AUDIO CONTROL PANEL
SOFTWARE CHANGE -
SW CHANGE IAW
BOEING SB787-81205-
SB230043-00 ISSUE 001
(DATED 27-AUG-2021),
787-FTD-23-16005
11/17/21 ADD/HG B787- ET-AUR ETCAA AMT X x 45 PERFORMED CENTRAL 0.3 TSFN8008G4AX
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 IAW
787-FTD-23-16003, Dated
26-Apr-2016 AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 208 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/17/21 ADD/HG B787- ET-AUR ETCAA AMT X x 45 PERFORMED CENTRAL 1 TSFN8008G4B5

RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019. AND
FOUND OPERATIONAL.
11/17/21 ADD/HG B787- ET-ATK ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN8008GAL
RWIDEB 8(TRT- MAINTENANCE W
ODY/TR 1000) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 IAW
787-FTD-23-16003, Dated
26-Apr-2016 AND TEST
PASSED

Revision Number 06, 12 OCT 2021 Page 209 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/17/21 ADD/HG B787- ET-ATK ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8008GAM
RWIDEB 8(TRT- MAINTENANCE M
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019 AND TEST
PASSED.
11/17/21 ADD/HG B787- ET-ATK ETCAA CAT-B2 X x x 23 PERFORMED 1.5 TSFN80089RYK
RWIDEB 8(TRT- COMMUNICATIONS -
ODY/TR 1000) FLIGHT INTERPHONE
ACK1 SYSTEM - AUDIO
GATEWAY UNIT AND
AUDIO CONTROL PANEL
SOFTWARE CHANGE -
SW CHANGE IAW
BOEING SB787-81205-
SB230043-00 ISSUE 001
(DATED 27-AUG-2021),
787-FTD-23-16005 ,
TESTED AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 210 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/17/21 ADD/HG B787- ET-ATK ETCAA AMT X x 34 CHANGEDTHE DRAG 0.5 TSFN8007U5U1
RWIDEB 8(TRT- FACTOR AND THE FUEL
ODY/TR 1000) FLOW FACTOR IAW
ACK1 DMC-B787-A-34-61-00-
09A-110B-A.
11/17/21 ADD/HG B787- ET-ATK ETCAA CAT-B2 X x x 46 DOWNLOADED OF ACMF 0.1 TSFN8008G54F
RWIDEB 8(TRT- CPL FILE FROM CIS-MS
ODY/TR 1000) MSD TO ML & GND
ACK1 NTWRK IAW B787-A AMM
46-13-00-02A-110B-A/-
05A-110B-A/-04A-110B-A,
ETH-ETH-14-0722-11B
11/17/21 ADD/HG B787- ET-ATK ETCAA INSP-AC X x x 46 DOWNLOADED OF ACMF 0.2 TSFN8008G54F
RWIDEB 8(TRT- CPL FILE FROM CIS-MS
ODY/TR 1000) MSD TO ML & GND
ACK1 NTWRK IAW B787-A AMM
46-13-00-02A-110B-A/-
05A-110B-A/-04A-110B-A,
ETH-ETH-14-0722-11B
11/23/21 ADD/HG B787- ET-AOU ETCAA AMT x 27 PERFORMED WIRING 1 TSFN8008HWQ
RWIDEB 8(GENX- CHECK OF THE C
ODY/TR 1B) PROGRAMMING PINS AS
ACK1 PER WDM 27-61-13 AND
FOUND NORMAL.

Revision Number 06, 12 OCT 2021 Page 211 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/23/21 ADD/HG B787- ET-AOU ETCAA AMT x 28 CHECKED FOR THE 0.5 TSFN8008HF6V
RWIDEB 8(GENX- FAULT AND TEST
ODY/TR 1B) PERFORMED AND
ACK1 FAULT NOT FOUND IAW
DMC-B787-A-28-41-02-
00A-720A-A PARAGRAPG
D AND DMC-B787-A-42-
21-07-05A-720A-A
11/23/21 ADD/LIN B787- ET-ASG ETCAA CAT-B1 X X x 31 PERFORMED 0.1 TSFN8007F9C9
E 8(GENX- REMOVAL/INSTALLATIO
1B) N OF FWD
UNDERWATER
LOCATOR BEACON
TEST PERFORMED AS
PER DMC-B787-A-31-31-
09-04B-520A-A,DMC-
B787-A-31-31-09-04B-
720A-A AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 212 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/23/21 ADD/LIN B787- ET-ASG ETCAA INSP-AC X X x 31 PERFORMED 2 TSFN8007F9C9

E 8(GENX- REMOVAL/INSTALLATIO
1B) N OF FWD
UNDERWATER
LOCATOR BEACON
TEST PERFORMED AS
PER DMC-B787-A-31-31-
09-04B-520A-A,DMC-
B787-A-31-31-09-04B-
720A-A AND FOUND
OPERATIONAL.
11/24/21 ADD/HG B787- ET-ATL ETCAA AVO x 32 PERFORMED RIGHT 2.5 TSFN8008D40K
RWIDEB 8(TRT- MLG SIDE BRACE
ODY/TR 1000) PROXIMITY SENSOR
ACK1 HARNESS INSPECTION
IAW MO-B787-32-61-002-
JIC AND ALL FOUND
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 213 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/25/21 ADD/HG B787- ET-ATL ETCAA CAT-B2 X x x 23 PERFORMED 1.5 TSFN80089RYM

RWIDEB 8(TRT- COMMUNICATIONS -
ODY/TR 1000) FLIGHT INTERPHONE
ACK1 SYSTEM - AUDIO
GATEWAY UNIT AND
AUDIO CONTROL PANEL
SOFTWARE CHANGE -
SW CHANGE IAW
BOEING SB787-81205-
SB230043-00 ISSUE 001
(DATED 27-AUG-2021),
787-FTD-23-16005.
11/25/21 ADD/HG B787- ET-ATL ETCAA INSP-AC X x x 46 DOWNLOADED ACMF 0.2 TSFN8008HYLL
RWIDEB 8(TRT- CPL FILE FROM CIS-MS
ODY/TR 1000) MSD TO ML & GND
ACK1 NTWRK IAW B787-A AMM
46-13-00-02A-110B-A/-
05A-110B-A/-04A-110B-A,
ETH-ETH-14-0722-11B

Revision Number 06, 12 OCT 2021 Page 214 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/25/21 ADD/HG B787- ET-ATL ETCAA CAT-B2 X x x 46 DOWNLOADED ACMF 0.1 TSFN8008HYLL
RWIDEB 8(TRT- CPL FILE FROM CIS-MS
ODY/TR 1000) MSD TO ML & GND
ACK1 NTWRK IAW B787-A AMM
46-13-00-02A-110B-A/-
05A-110B-A/-04A-110B-A,
ETH-ETH-14-0722-11B
11/25/21 ADD/HG B787- ET-ATL ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN8008HYL4
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 IAW
787-FTD-23-16003, Dated
26-Apr-2016 AND FOUND
OPERATIONAL.
11/25/21 ADD/HG B787- ET-ATL ETCAA AMT x 46 DOWNLOADED LIFING 2 TSFN8008A8YP
RWIDEB 8(TRT- DATA (ELIFE) ON TRENT
ODY/TR 1000) 1000 OPERATED B787s
ACK1 IAW DMC-B787-A-46-13-
00-02A-110B-A

Revision Number 06, 12 OCT 2021 Page 215 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/25/21 ADD/HG B787- ET-ATL ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8008HYL8
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019. AND
FOUND OPERATIONAL.
12/2/21 ADD/LIN B787- ET-AOS ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN8008JWP
E 8(GENX- MAINTENANCE W
1B) COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
TEST PASSED.
12/2/21 ADD/LIN B787- ET-AOS ETCAA CAT-B2 X x x 05 PERFORMED 0.1 TSFN8008DWM
E 8(GENX- INVENTORY OF 7
1B) INSTALLED HARD TIME
UNIT FOR ATA 23 AS
PER B787 AMM 23-00.

Revision Number 06, 12 OCT 2021 Page 216 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/2/21 ADD/LIN B787- ET-AOS ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8008JWQ0
E 8(GENX- MAINTENANCE
1B) COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019 AND
FOUND TEST PASSED.
12/2/21 ADD/LIN B787- ET-AOS ETCAA INSP-AC X x x 46 PERFORMED 0.16667 TSFN8008JQJ7
E 8(GENX- DOWNLOAD OF ACMF
1B) CPL FILE FROM CIS-MS
MSD TO ML & GND
NTWRK AS PER B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B

Revision Number 06, 12 OCT 2021 Page 217 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/2/21 ADD/LIN B787- ET-AOS ETCAA CAT-B2 X x x 46 PERFORMED 0.1 TSFN8008JQJ7

E 8(GENX- DOWNLOAD OF ACMF
1B) CPL FILE FROM CIS-MS
MSD TO ML & GND
NTWRK AS PER B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B
12/2/21 ADD/LIN B787- ET-AOS ETCAA CAT-B2 X x x 46 PERFORMED 1 TSFN80087HCU
E 8(GENX- INFORMATION SYSTEMS
1B) - OBEDS - DOWNLOAD
AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY AS PER
787-FTD-46-16002, Dated
21-Feb-2019.
12/2/21 ADD/LIN B787- ET-AOO ETCAA AVO x 32 PERFORMED LEFT MLG 2.5 TSFN8008D3ZC
E 8(GENX- SIDE BRACE PROXIMITY
1B) SENSOR HARNESS
INSPECTION IAW MO-
B787-32-61-001-JIC AND
NO ABNORMALITIES
FOUND.

Revision Number 06, 12 OCT 2021 Page 218 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/2/21 ADD/LIN B787- ET-AOO ETCAA AVO x 32 PERFORMED RIGHT 2.5 TSFN8008D3ZB
E 8(GENX- MLG SIDE BRACE
1B) PROXIMITY SENSOR
HARNESS INSPECTION
IAW MO-B787-32-61-002-
JIC AND NO
ABNORMALITIES
FOUND.
12/6/21 ADD/HG B787- ET-ATH ETCAA CAT-B2 X x x 23 PERFORMED 1.5 TSFN80089PEM
RWIDEB 8(TRT- COMMUNICATIONS -
ODY/TR 1000) FLIGHT INTERPHONE
ACK1 SYSTEM - AUDIO
GATEWAY UNIT AND
AUDIO CONTROL PANEL
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB230043-00 ISSUE 001
(DATED 27-AUG-2021),
787-FTD-23-16005.

Revision Number 06, 12 OCT 2021 Page 219 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/6/21 ADD/HG B787- ET-ATH ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8008KTG4
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019 AND
FOUND OPERATIONAL.
12/6/21 ADD/HG B787- ET-ATH ETCAA CAT-B1 x x 46 DOWNLOADED LIFING 0.5 TSFN8008BFH1
RWIDEB 8(TRT- DATA (ELIFE) ON TRENT
ODY/TR 1000) 1000 OPERATED B787s
ACK1 I.A.W DMC-B787-A-46-
13-00-02A-110B-A.
12/6/21 ADD/HG B787- ET-ATH ETCAA CAT-B2 X x 31 PERFORMED 0.1 TSFN8006EBN8
RWIDEB 8(TRT- FUNCTIONAL CHECK OF
ODY/TR 1000) ENHANCED AIRBORNE
ACK1 FLIGHT RECORDER
INDEPENDENT POWER
SUPPLY AS PER BTC 31-
040-00-01 AND FOUND
FUNCTIONAL.

Revision Number 06, 12 OCT 2021 Page 220 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/6/21 ADD/HG B787- ET-ATH ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.25 TSFN8008KTFX
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
THE TEST PASSED.
12/6/21 ADD/HG B787- ET-ATH ETCAA INSP-AC X x 31 PERFORMED 0.9 TSFN8006EBN8
RWIDEB 8(TRT- FUNCTIONAL CHECK OF
ODY/TR 1000) ENHANCED AIRBORNE
ACK1 FLIGHT RECORDER
INDEPENDENT POWER
SUPPLY AS PER BTC 31-
040-00-01 AND FOUND
FUNCTIONAL.
12/6/21 ADD/HG B787- ET-ATH ETCAA INSP-AC x x 32 PERFORMED (RIGHT 2 TSFN8008D407
RWIDEB 8(TRT- MLG SIDE BRACE
ODY/TR 1000) PROXIMITY SENSOR
ACK1 HARNESS INSPECTION
AS PER MO-B787-32-61-
002-JIC. AND FOUND
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 221 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/6/21 ADD/HG B787- ET-ATH ETCAA CAT-B1 x x 32 PERFORMED (RIGHT 1 TSFN8008D407

RWIDEB 8(TRT- MLG SIDE BRACE
ODY/TR 1000) PROXIMITY SENSOR
ACK1 HARNESS INSPECTION
AS PER MO-B787-32-61-
002-JIC. AND FOUND
SATISFACTORY.
12/6/21 ADD/HG B787- ET-ATH ETCAA INSP-AC x x 32 PERFORMED LEFT MLG 6 TSFN8008D408
RWIDEB 8(TRT- SIDE BRACE PROXIMITY
ODY/TR 1000) SENSOR HARNESS
ACK1 INSPECTION AS PER
MO-B787-32-61-002-JIC.
AND FOUND
SATISFACTORY.
12/6/21 ADD/HG B787- ET-ATH ETCAA CAT-B1 x x 32 PERFORMED LEFT MLG 1 TSFN8008D408
RWIDEB 8(TRT- SIDE BRACE PROXIMITY
ODY/TR 1000) SENSOR HARNESS
ACK1 INSPECTION AS PER
MO-B787-32-61-002-JIC.
AND FOUND
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 222 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/6/21 ADD/HG B787- ET-ATH ETCAA CAT-B1 x x 32 DM3242150P01-------------- 1 TSFN8008KZCP

RWIDEB 8(TRT- ----------
ODY/TR 1000) DM3242002P03<br>pin 1-
ACK1 -------------------------------pin
55<br>pin 4--------------------
-------------pin 15<br>pin 5--
------------------------------------
-pin 14<br>PERFORMED
CONTINUITY FROM PIN
TO PIN AND PIN TO
GROUND IAW WDM 32-
49-11 AND FOUND
NORMAL

12/6/21 ADD/HG B787- ET-ATH ETCAA INSP-AC x x 23 R/I : PERFORMED 1 TSFN8008L06D

RWIDEB 8(TRT- REPLACEMENT OF
ODY/TR 1000) CAPTAIN ACP PER DMC-
ACK1 B787-A-23-51-03-00A-
520A/720A-A Rev 153 · 30
Nov 2021 . AND FOUND
OPERATIONAL

Revision Number 06, 12 OCT 2021 Page 223 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/6/21 ADD/HG B787- ET-ATH ETCAA CAT-B2 x x 23 R/I : PERFORMED 2 TSFN8008L06D

RWIDEB 8(TRT- REPLACEMENT OF
ODY/TR 1000) CAPTAIN ACP PER DMC-
ACK1 B787-A-23-51-03-00A-
520A/720A-A Rev 153 · 30
Nov 2021 . AND FOUND
OPERATIONAL
12/6/21 ADD/HG B787- ET-AOP ETCAA INSP-AC x 24 R/I : PERFORMED 2 TSFN8008KCUP
RWIDEB 8(GENX- REPLACEMENT OF R1
ODY/TR 1B) GCU IAW DMC-B787-A-
ACK1 24-22-02-01A-520A-
A/720A-A , LOADED
SOFTWARE AND
CONFIG CHECKED ,
FAULT CLEARED. LESS
INSTALLATION TEST.

Revision Number 06, 12 OCT 2021 Page 224 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/6/21 ADD/HG B787- ET-ATG ETCAA AMT X x 45 PERFORMED CENTRAL 1 TSFN8008KEB

RWIDEB 8(TRT- MAINTENANCE W
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016.AND
TEST PASSED.
12/7/21 ADD/HG B787- ET-ATG ETCAA AMT x 45 GENERATED AND 1 TSFN8008FFDP
RWIDEB 8(TRT- DOWNLOADED ALL
ODY/TR 1000) SYSTEM
ACK1 CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A AND SENT TO
GROUND NETWORK.

Revision Number 06, 12 OCT 2021 Page 225 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/9/21 ADD/HG B787- ET-AUO ETCAA INSP-AC X x x 23 UPDATED SOFTWARE 1 TSFN80089QAY

RWIDEB 8(TRT- OF COMMUNICATIONS -
ODY/TR 1000) FLIGHT INTERPHONE
ACK1 SYSTEM - AUDIO
GATEWAY UNIT AND
AUDIO CONTROL PANEL
SOFTWARE CHANGE
I.A.W.BOEING SB787-
81205-SB230043-00
ISSUE 001 (DATED 27-
AUG-2021), 787-FTD-23-
16005 AND FOUND
12/9/21 ADD/HG B787- ET-AUO ETCAA CAT-B2 X x x 23 UPDATED SOFTWARE 1.5 TSFN80089QAY
RWIDEB 8(TRT- OF COMMUNICATIONS -
ODY/TR 1000) FLIGHT INTERPHONE
ACK1 SYSTEM - AUDIO
GATEWAY UNIT AND
AUDIO CONTROL PANEL
SOFTWARE CHANGE
I.A.W.BOEING SB787-
81205-SB230043-00
ISSUE 001 (DATED 27-
AUG-2021), 787-FTD-23-
16005 AND FOUND

Revision Number 06, 12 OCT 2021 Page 226 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/9/21 ADD/HG B787- ET-AUO ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8008KV8D
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 I.A.W
787 FTD-45-17001, dated
19-July-2019. AND TEST
PASSED.
12/9/21 ADD/HG B787- ET-AUO ETCAA CAT-B2 X x x 34 PERFORMED 2.75 TSFN8006VA8L
RWIDEB 8(TRT- NAVIGATION -
ODY/TR 1000) INTEGRATED
ACK1 SURVEILLANCE SYSTEM
- INTEGRATED
SURVEILLANCE SYSTEM
PROCESSING UNIT
REPLACEMENT AS PER
COLLINS SB ISS-2100-
34-18 REV 00 DATED 17-
APR-20, 787-FTD-34-
19002 AND TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 227 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/12/21 ADD/HG B787- ET-AXS ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN8008LGY3
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019.AND
TEST PASSED
12/12/21 ADD/HG B787- ET-AXS ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8008LGY3
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019.AND
TEST PASSED

Revision Number 06, 12 OCT 2021 Page 228 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/12/21 ADD/HG B787- ET-AXS ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN8008LGW
RWIDEB 8(GENX- MAINTENANCE M
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6) AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
TEST PASSED.
12/12/21 ADD/HG B787- ET-AXS ETCAA INSP-AC X x x 46 PERFORMED 0.2 TSFN8008LH3C
RWIDEB 8(GENX- DOWNLOAD OF ACMF
ODY/TR 1B) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK AS PER B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B.

Revision Number 06, 12 OCT 2021 Page 229 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/12/21 ADD/HG B787- ET-AXS ETCAA CAT-B2 X x x 46 PERFORMED 0.1 TSFN8008LH3C

RWIDEB 8(GENX- DOWNLOAD OF ACMF
ODY/TR 1B) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK AS PER B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B.
12/12/21 ADD/HG B787- ET-AXS ETCAA CAT-B2 X x x 46 PERFORMED 1 TSFN8008KYZ1
RWIDEB 8(GENX- ELECTRONIC FLIGHT
ODY/TR 1B) BAG ELECTRONIC UNIT
ACK1 TERMINAL CHART
DATABASE UPDATE AS
PER DMC-B787-A-46-11-
07-02A-720A-A & -750A-A,
DMC-B787-A-46-13-00-
01A-750A-A.

Revision Number 06, 12 OCT 2021 Page 230 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/12/21 ADD/HG B787- ET-AXS ETCAA CAT-B2 X x x 23 PERFORMED 1.5 TSFN80089RYP

RWIDEB 8(GENX- COMMUNICATIONS -
ODY/TR 1B) FLIGHT INTERPHONE
ACK1 SYSTEM - AUDIO
GATEWAY UNIT AND
AUDIO CONTROL PANEL
SOFTWARE CHANGE -
SW CHANGE) AS PER
BOEING SB787-81205-
SB230043-00 ISSUE 001
(DATED 27-AUG-2021),
787-FTD-23-16005.
12/13/21 ADD/HG B787- ET-ATK ETCAA INSP-AC X x x 31 DOWNLOADED COCKPIT 1 TSFN8007816U
RWIDEB 8(TRT- VOICE RECORDER
ODY/TR 1000) (CVR) AND DATA LINK
ACK1 RECORDER (DLR) DATA
TO CHECK VALIDITY,
QUALITY AND SYSTEM
CALIBRATION AS
REQUIRED I.A.W.DMC-
B787-A-31-31-00-09A-
110B-A

Revision Number 06, 12 OCT 2021 Page 231 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/13/21 ADD/HG B787- ET-ATK ETCAA CAT-B2 X x x 31 DOWNLOADED COCKPIT 0.1 TSFN8007816U
RWIDEB 8(TRT- VOICE RECORDER
ODY/TR 1000) (CVR) AND DATA LINK
ACK1 RECORDER (DLR) DATA
TO CHECK VALIDITY,
QUALITY AND SYSTEM
CALIBRATION AS
REQUIRED I.A.W.DMC-
B787-A-31-31-00-09A-
110B-A
12/13/21 ADD/HG B787- ET-ATK ETCAA INSP-AC x x 20 OPERATIONALLY 0.5 TSFN8007SX4D
RWIDEB 8(TRT- CHECKED P300 AND
ODY/TR 1000) P400 PANEL
ACK1 ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES I.A.W. BTC 24-
065-00-01AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 232 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/13/21 ADD/HG B787- ET-ATK ETCAA CAT-B2 x x 20 OPERATIONALLY 0.05 TSFN8007SX4D

RWIDEB 8(TRT- CHECKED P300 AND
ODY/TR 1000) P400 PANEL
ACK1 ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES I.A.W. BTC 24-
065-00-01AND FOUND
OPERATIONAL.
12/13/21 ADD/HG B787- ET-ATK ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8008LNZ2
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
TEST PASSED.
12/13/21 ADD/HG B787- ET-ATK ETCAA CAT-B1 x x 46 PERFORMED 0.5 TSFN8008E17A
RWIDEB 8(TRT- DOWNLOAD LIFING
ODY/TR 1000) DATA (ELIFE) ON TRENT
ACK1 1000 OPERATED B787s
AS PER DMC-B787-A-46-
13-00-02A-110B-A.

Revision Number 06, 12 OCT 2021 Page 233 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/13/21 ADD/HG B787- ET-ATK ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.25 TSFN8008LNY
RWIDEB 8(TRT- MAINTENANCE W
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
TEST PASSED.
12/14/21 ADD/HG B787- ET-AUO ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN8008LFNS
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 234 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/14/21 ADD/HG B787- ET-AUO ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN8008LULG
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019.AND
TEST PASSED
12/14/21 ADD/HG B787- ET-AUO ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8008LULG
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019.AND
TEST PASSED

Revision Number 06, 12 OCT 2021 Page 235 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/15/21 ADD/HG B787- ET-ATK ETCAA AMT X x 21 PERFORMED PECS 1 TSFN8007XJD8

RWIDEB 8(TRT- LEFT PUMP PACKAGE
ODY/TR 1000) LRU REPLACMENT TEST
ACK1 AS PER DMC-B787-A-21-
81-18-00A-720A-A
SECTION C 3A AND
FOUND OPERATIONAL.
1/10/22 ADD/HG B787- ET-AOU ETCAA INSP-AC X x x 23 PERFORMED AUDIO 2 TSFN80089R7Z
RWIDEB 8(GENX- GATEWAY UNIT AND
ODY/TR 1B) AUDIO CONTROL PANEL
ACK1 SOFTWARE CHANGE AS
PER BOEING SB787-
81205-SB230043-00
ISSUE 001 (DATED 27-
AUG-2021), 787-FTD-23-
16005
1/10/22 ADD/HG B787- ET-AOU ETCAA CAT-B2 X x x 23 PERFORMED AUDIO 1.5 TSFN80089R7Z
RWIDEB 8(GENX- GATEWAY UNIT AND
ODY/TR 1B) AUDIO CONTROL PANEL
ACK1 SOFTWARE CHANGE AS
PER BOEING SB787-
81205-SB230043-00
ISSUE 001 (DATED 27-
AUG-2021), 787-FTD-23-
16005

Revision Number 06, 12 OCT 2021 Page 236 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/10/22 ADD/HG B787- ET-AOU ETCAA INSP-AC X x x 46 DOWNLOADED OF ACMF 0.2 TSFN8008QALZ
RWIDEB 8(GENX- CPL FILE FROM CIS-MS
ODY/TR 1B) MSD TO ML & GND
ACK1 NTWRK AS PER B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B
1/10/22 ADD/HG B787- ET-AOU ETCAA CAT-B2 X x x 46 DOWNLOADED OF ACMF 0.1 TSFN8008QALZ
RWIDEB 8(GENX- CPL FILE FROM CIS-MS
ODY/TR 1B) MSD TO ML & GND
ACK1 NTWRK AS PER B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B
1/10/22 ADD/HG B787- ET-AOU ETCAA CAT-B2 x x 45 PERFORMED LRU 0.25 TSFN8008QHV
RWIDEB 8(GENX- REPLACEMENT TEST Q
ODY/TR 1B) ON GPM L6 AS PER 787-
ACK1 FTD-23-16003, Dated 26-
Apr-2016 AND TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 237 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/10/22 ADD/HG B787- ET-AOU ETCAA INSP-AC X x x 45 PERFORMED LRU 0.5 TSFN8008QHVV
RWIDEB 8(GENX- REPLACEMENT TEST
ODY/TR 1B) ON GPM R1 AS PER 787
ACK1 FTD-45-17001, dated 19-
July-2019 AND TEST
PASSED.
1/10/22 ADD/HG B787- ET-AOU ETCAA CAT-B2 X x x 45 PERFORMED LRU 0.5 TSFN8008QHVV
RWIDEB 8(GENX- REPLACEMENT TEST
ODY/TR 1B) ON GPM R1 AS PER 787
ACK1 FTD-45-17001, dated 19-
July-2019 AND TEST
PASSED.
1/12/22 ADD/HG B787- ET-AYC ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN8008PSBF
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019 AND TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 238 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/12/22 ADD/HG B787- ET-AYC ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8008PSBF
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019 AND TEST
PASSED.
1/12/22 ADD/HG B787- ET-AYC ETCAA INSP-AC X x x 31 DOWNLOADED THE 1 TSFN800775SS
RWIDEB 8(GENX- COCKPIT VOICE
ODY/TR 1B) RECORDER (CVR) AND
ACK1 DATA LINK RECORDER
(DLR) DATA TO CHECK
VALIDITY, QUALITY AND
SYSTEM CALIBRATION
IAW DMC-B787-A-31-31-
00-09A-110B-A.

Revision Number 06, 12 OCT 2021 Page 239 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/12/22 ADD/HG B787- ET-AYC ETCAA CAT-B2 X x x 31 DOWNLOADED THE 0.1 TSFN800775SS
RWIDEB 8(GENX- COCKPIT VOICE
ODY/TR 1B) RECORDER (CVR) AND
ACK1 DATA LINK RECORDER
(DLR) DATA TO CHECK
VALIDITY, QUALITY AND
SYSTEM CALIBRATION
IAW DMC-B787-A-31-31-
00-09A-110B-A.
1/12/22 ADD/HG B787- ET-AYC ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN8008QAH
RWIDEB 8(GENX- MAINTENANCE C
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019 AND TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 240 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/12/22 ADD/HG B787- ET-AYC ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8008QAH
RWIDEB 8(GENX- MAINTENANCE C
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019 AND TEST
PASSED.
1/12/22 ADD/HG B787- ET-AYC ETCAA INSP-AC X x x 23 PERFORMED FIXED ELT 1 TSFN80083R17
RWIDEB 8(GENX- CODING VERIFICATION
ODY/TR 1B) AND OPC IAW DMC-
ACK1 B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A AND
TEST PASSED.
1/12/22 ADD/HG B787- ET-AYC ETCAA CAT-B2 X x x 23 PERFORMED FIXED ELT 0.1 TSFN80083R17
RWIDEB 8(GENX- CODING VERIFICATION
ODY/TR 1B) AND OPC IAW DMC-
ACK1 B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 241 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/18/22 ADD/HG B787- ET-ARF ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN8008RFJ3
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019. AND
FOUND OPERATIONAL.
1/18/22 ADD/HG B787- ET-ARF ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8008RFJ3
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019. AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 242 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/18/22 ADD/HG B787- ET-ARF ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN8008RFHZ
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 IAW
787-FTD-23-16003, Dated
26-Apr-2016 AND FOUND
OPERATIONAL.
1/18/22 ADD/HG B787- ET-ARF ETCAA CAT-B1 X X x x 34 R/I: PERFORMED 0.01667 TSFN8008RD4H
RWIDEB 8(GENX- REPLACEMENT OF
ODY/TR 1B) WEATHER RADAR
ACK1 ANTENNA DRIVE UNIT
AS PER DMC-B787-A-34-
42-03-00A-520A/720A-A
Rev No. / Date : 074 / 30
Jun 2021 LESS
OPERATIONAL TEST.
1/18/22 ADD/HG B787- ET-ARF ETCAA CAT-B1 X x x 34 PERFORMED WEATHER 0.01667 TSFN8008RD4H
RWIDEB 8(GENX- RADAR ANTENNA
ODY/TR 1B) OPERATIONAL TEST AS
ACK1 PER DMC-B787-A-34-42-
00-21A-320A-A AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 243 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/19/22 ADD/HG B787- ET-ASG ETCAA CAT-B1 x x 32 T/S: TROUBLESHOOTED 4 TSFN8008RTGH

RWIDEB 8(GENX- THE FAULT(MMSG 32-
ODY/TR 1B) 41358) AND FOUND
ACK1 DEFECTIVE WIRE
HARNESS W701149 AND
REPLACED IT AND
PERFORMED TEST AS
PER DMC-B787-A-32-40-
F1-36A-421A-A AND
FOUND OPERATIONAL.
2/10/22 ADD/LIN B787- ET-AOS ETCAA INSP-AC X x x 45 PERFORMED LRU 0.25 TSFN8008UGU
E 8(GENX- REPLACEMENT TEST W
1B) ON GPM L6 AND TEST
PASSED 787-FTD-23-
16003, Dated 26-Apr-2016
2/10/22 ADD/LIN B787- ET-AOS ETCAA CAT-B2 X x x 45 PERFORMED LRU 0.25 TSFN8008UGU
E 8(GENX- REPLACEMENT TEST W
1B) ON GPM L6 AND TEST
PASSED 787-FTD-23-
16003, Dated 26-Apr-2016

Revision Number 06, 12 OCT 2021 Page 244 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/22/22 ADD/HG B787- ET-ARF ETCAA INSP-AC X X x x 44 PERFORMED 3 TSFN8006ZF1W

RWIDEB 8(GENX- EQUIPMENT AND
ODY/TR 1B) FURNISHING-
ACK1 INSTALLATION OF
CABIN CONNECT
SOFTWARE (ETH 1.0.0)
TAILORED FOR ETH
OPERATIONAL
PURPOSES AS PER CC-
3430-SB-0001 DATED 30-
SEP-2020.
2/22/22 ADD/HG B787- ET-ARF ETCAA CAT-B2 X X x x 44 PERFORMED 0.3 TSFN8006ZF1W
RWIDEB 8(GENX- EQUIPMENT AND
ODY/TR 1B) FURNISHING-
ACK1 INSTALLATION OF
CABIN CONNECT
SOFTWARE (ETH 1.0.0)
TAILORED FOR ETH
OPERATIONAL
PURPOSES AS PER CC-
3430-SB-0001 DATED 30-
SEP-2020.

Revision Number 06, 12 OCT 2021 Page 245 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/22/22 ADD/HG B787- ET-ARF ETCAA INSP-AC x x 44 PERFORMED CABIN 1 TSFN8008J87L

RWIDEB 8(GENX- SYSTEM- BROADBAND
ODY/TR 1B) COMMUNICATION
ACK1 SYSTEM-TRANSPORT
LAYER SECURITY (TLS)
CERTIFICATE
INSTALLATION AS PER
AMM 44-35-02.
2/22/22 ADD/HG B787- ET-ARF ETCAA CAT-B1 x x 44 PERFORMED CABIN 0.25 TSFN8008J87L
RWIDEB 8(GENX- SYSTEM- BROADBAND
ODY/TR 1B) COMMUNICATION
ACK1 SYSTEM-TRANSPORT
LAYER SECURITY (TLS)
CERTIFICATE
INSTALLATION AS PER
AMM 44-35-02.

Revision Number 06, 12 OCT 2021 Page 246 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/22/22 ADD/HG B787- ET-ARF ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN8008TSCD
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AND
TEST PASSED AS PER
787 FTD-45-17001, dated
19-July-2019.
2/22/22 ADD/HG B787- ET-ARF ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8008TSCD
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AND
TEST PASSED AS PER
787 FTD-45-17001, dated
19-July-2019.

Revision Number 06, 12 OCT 2021 Page 247 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/22/22 ADD/HG B787- ET-ARF ETCAA INSP-AC x x 45 PERFORMED CENTRAL 1 TSFN8008TRSR

RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AND
TEST PASSED AS PER
787-FTD-23-16003, Dated
26-Apr-2016.
2/22/22 ADD/HG B787- ET-ARF ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN8008TRSR
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AND
TEST PASSED AS PER
787-FTD-23-16003, Dated
26-Apr-2016.

Revision Number 06, 12 OCT 2021 Page 248 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/22/22 ADD/HG B787- ET-ARF ETCAA INSP-AC x x 45 DOWNLOADED 0.5 TSFN8008Q2NL

RWIDEB 8(GENX- CENTRAL
ODY/TR 1B) MAINTENANCE
ACK1 COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A Rev 155 DATE 31
Jan 2022.
2/22/22 ADD/HG B787- ET-ARF ETCAA CAT-B2 x x 45 DOWNLOADED 0.5 TSFN8008Q2NL
RWIDEB 8(GENX- CENTRAL
ODY/TR 1B) MAINTENANCE
ACK1 COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A Rev 155 DATE 31
Jan 2022.

Revision Number 06, 12 OCT 2021 Page 249 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/28/22 ADD/HG B787- ET-AOU ETCAA CAT-B2 X x x 46 PERFORMED 1 TSFN8008P73J

RWIDEB 8(GENX- INFORMATION SYSTEMS
ODY/TR 1B) - OBEDS - DOWNLOAD
ACK1 AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY) AS PER
787-FTD-46-16002, Dated
21-Feb-201
2/28/22 ADD/HG B787- ET-AOU ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN8008X15Z
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019.AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 250 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/28/22 ADD/HG B787- ET-AOU ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8008X15Z
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019.AND
TEST PASSED.
2/28/22 ADD/HG B787- ET-AOU ETCAA CAT-B2 x x 45 PERFORMED (CENTRAL 0.25 TSFN8008X8SD
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016.AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 251 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/28/22 ADD/HG B787- ET-AOU ETCAA CAT-B2 X X x x 46 PERFORMED 1.5 TSFN8008VPM

RWIDEB 8(GENX- INFORMATION SYSTEMS W
ODY/TR 1B) - INSTALLATION OF EFB
ACK1 SOFTWARE LOADS
(DOCUMENTS) ON B787
WITH GE ENGINE -
FOPTS REQUIREMENT
AS PER B787 AMM DMC-
B787-A-46-11-07-02A-
750A-A
3/1/22 ADD/LIN B787- ET-AOQ ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN8008WQV
E 8(GENX- MAINTENANCE 1
1B) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 252 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/1/22 ADD/LIN B787- ET-AOQ ETCAA CAT-B2 X x x 46 PERFORMED 1 TSFN8008PFRY

E 8(GENX- INFORMATION SYSTEMS
1B) - OBEDS - DOWNLOAD
AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY) AS PER
787-FTD-46-16002, Dated
21-Feb-2019
3/1/22 ADD/LIN B787- ET-AOQ ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN8008WQV
E 8(GENX- MAINTENANCE E
1B) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019 AND TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 253 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/1/22 ADD/LIN B787- ET-AOQ ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8008WQV
E 8(GENX- MAINTENANCE E
1B) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019 AND TEST
PASSED.
3/1/22 ADD/LIN B787- ET-AOQ ETCAA CAT-B2 X x x 46 PERFORMED 0.1 TSFN8008WR0
E 8(GENX- DOWNLOAD OF ACMF A
1B) CPL FILE FROM CIS-MS
MSD TO ML & GND
NTWRK AS PER B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B

Revision Number 06, 12 OCT 2021 Page 254 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/1/22 ADD/LIN B787- ET-AOQ ETCAA CAT-B2 X x x 46 PERFORMED 1 TSFN8008WA04

E 8(GENX- ELECTRONIC FLIGHT
1B) BAG ELECTRONIC UNIT
TERMINAL CHART
DATABASE UPDATE AS
PER DMC-B787-A-46-11-
07-02A-720A-A & -750A-A,
DMC-B787-A-46-13-00-
01A-750A-A
3/1/22 ADD/LIN B787- ET-AOQ ETCAA INSP-AC X x 32 PERFORMED P56 AND 1 TSFN8008GAL1
E 8(GENX- P57 MAIN LANDING
1B) GEAR WHEEL WELL
SERVICE PANEL WIRE
HARNESS - INSPECT
REPAIR AND/OR
REPLACE REMOVAL
FROM STEP 1-12 AS PER
Service Bulletin B787-
81205-SB320043-00 Issue
003, 18 Nov 2020, B787
AMM 32-00-00.

Revision Number 06, 12 OCT 2021 Page 255 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/1/22 ADD/LIN B787- ET-AOQ ETCAA INSP-AC X x x 46 PERFORMED 0.16667 TSFN8008WR0

E 8(GENX- DOWNLOAD OF ACMF A
1B) CPL FILE FROM CIS-MS
MSD TO ML & GND
NTWRK AS PER B787-A
AMM 46-13-00-02A-110B-
A/-05A-110B-A/-04A-
110B-A, ETH-ETH-14-
0722-11B
3/3/22 ADD/HG B787- ET-ASH ETCAA AMT x 24 PERFORMED ALL 0.01667 TSFN8008WP2S
RWIDEB 8(GENX- WIRING AS PER FIM
ODY/TR 1B) DMC-B787-A-21-20-F6-
ACK1 25A-421A-A AND FOUND
NORMAL. PERFORMED
TEST AND TEST
PASSED.
3/4/22 ADD/HG B787- ET-ATL ETCAA AMT X x 34 PEROFRMED FNC- OF 1 TSFN8006QUB
RWIDEB 8(TRT- THE ATC R
ODY/TR 1000) TRANSPONDER SYSTEM
ACK1 LESS ADSB TEST IAW
BTC 34-005-00-01 AND
FOUND FUNCTIONAL.

Revision Number 06, 12 OCT 2021 Page 256 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/5/22 ADD/HG B787- ET-ATL ETCAA AMT x 34 ANTENNA DRIVE UNIT IS 0.01667 TSFN8008XFU1
RWIDEB 8(TRT- INSTALLED AS PER
ODY/TR 1000) DMC-B787-A-34-42-03-
ACK1 00A-720A-A
3/6/22 ADD/HG B787- ET-ATL ETCAA AMT X x 46 PERFORMED 3 TSFN8008WML
RWIDEB 8(TRT- INFORMATION SYSTEM - P
ODY/TR 1000) ONBOARD BOEING
ACK1 ELECTRONIC
DISTRIBUTION SYSTEM
(OBEDS) - OLD
SOFTWARE REMOVAL
FROM CIS MS MSD TPM
8.6.20, B787 AMM: DMC-
B787-A-46-13-00-03A-
550A-A
3/7/22 ADD/HG B787- ET-AUO ETCAA AMT X x 45 PERFORMED CENTRAL 0.5 TSFN8008XZPA
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019. AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 257 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/7/22 ADD/HG B787- ET-AUO ETCAA AMT x 45 PERFORMED CENTRAL 0.5 TSFN8008XZP2
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 IAW
787-FTD-23-16003, Dated
26-Apr-2016 AND FOUND
OPERATIONAL.
3/7/22 ADD/HG B787- ET-AUO ETCAA AMT x 42 PERFORMED 0.5 TSFN8008V9WJ
RWIDEB 8(TRT- INTEGRATED MODULAR
ODY/TR 1000) AVIONICS - COMMON
ACK1 CORE SYSTEM - TIME
MANAGER POWER
CYCLE RESET IAW AD
2020-06-14, BOEING SB
787-81205-SB420045-00
ISSUE 001/002

Revision Number 06, 12 OCT 2021 Page 258 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/10/22 ADD/HG B787- ET-AOU ETCAA AMT X X x 44 PERFORMED CABIN 2 TSFN8007QSQ7

RWIDEB 8(GENX- SYSTEMS - ROCKWELL/
ODY/TR 1B) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION AS
PER JC-787-44-0201
dated 26-Jan-21,SB787-
81205-SB440201, Dated
on 10 SEP 2020 R01.

Revision Number 06, 12 OCT 2021 Page 259 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/11/22 ADD/LIN B787- ET-ASI ETCAA AMT X X x 24 REP: & INSP: UPON 10 TSFN8008Y522
E 8(GENX- INSPECTION FOUND
1B) TERMINAL LUG ON
TS16002 T2 (W801018-
00006-*4) BROKEN.
CRIMPED AND SPLICE
NEW WIRE IAW SWPM
20-30-13, SWPM 20-30-14
REV 79 / 15 Feb 2022.
INSTALLED AND
TORQUED NEW
TERMINAL LUG ON
TS16002 T2 WITH
TORQUE VALUE 221 IN-
IB IAW DMC-B787-A-54-
61-01-11B-720A-A REV
156 DATED 28 FEB 2022

Revision Number 06, 12 OCT 2021 Page 260 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/11/22 ADD/LIN B787- ET-ARE ETCAA AMT X X x 24 REP: & INSP: UPON 10 TSFN8008Y4VF
E 8(GENX- INSPECTION FOUND
1B) TERMINAL LUG ON
TS16002 T1 (W801018-
00005-*4) BROKEN.
CRIMPED AND SPLICED
NEW WIRE IAW SWPM
20-30-13, SWPM 20-30-14
REV 79 / 15 Feb 2022.
INSTALLED AND
TORQUED NEW
TERMINAL LUG ON
TS16002 T1 WITH
TORQUE VALUE 223 IN-
IB IAW DMC-B787-A-54-
61-01-11B-720A-A REV
156 DATED 28 FEB 2022.

Revision Number 06, 12 OCT 2021 Page 261 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/13/22 ADD/HG B787- ET-AOU ETCAA AMT X X x 44 PERFORMED CABIN 19 TSFN8007QSQ7

RWIDEB 8(GENX- SYSTEMS - ROCKWELL/
ODY/TR 1B) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION AS
PER JC-787-44-0201
dated 26-Jan-21,SB787-
81205-SB440201, Dated
on 10 SEP 2020 R01.
3/14/22 ADD/HG B787- ET-AOU ETCAA AMT X X x 44 PERFORMED CABIN 10 TSFN8007QST7
RWIDEB 8(GENX- SYSTEMS - ROCKWELL/
ODY/TR 1B) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
EO(M)-SB787-81205-
SB440201-00-02-JIC.

Revision Number 06, 12 OCT 2021 Page 262 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/15/22 ADD/HG B787- ET-AOU ETCAA AMT X X x 44 PERFORMED CABIN 38 TSFN8007QST5

RWIDEB 8(GENX- SYSTEMS - ROCKWELL/
ODY/TR 1B) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
EO(M)-SB787-81205-
SB440201-00-03-JIC
3/17/22 ADD/HG B787- ET-AOU ETCAA AMT X X x 44 PERFORMED 8.5 TSFN8007QSRB
RWIDEB 8(GENX- INSTALLATION OF KA-
ODY/TR 1B) ANTENNA EQUIPMENT
ACK1 AND ITS RELEVANT IAW
JC-787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01.

Revision Number 06, 12 OCT 2021 Page 263 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/18/22 ADD/HG B787- ET-AOU ETCAA AMT X X x 44 INSTALLED AMOD AT 4.01667 TSFN8007QSQ5
RWIDEB 8(GENX- STA 273 AND PLACARDS
ODY/TR 1B) IN ACCORDANCE WITH
ACK1 DRAWING 846J1000-6
AND 848J0015-5 OF JC-
787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01.
3/24/22 ADD/HG B787- ET-AOU ETCAA AMT X X x 44 PERFORMED 3 TSFN8006ZEU4
RWIDEB 8(GENX- EQUIPMENT AND
ODY/TR 1B) FURNISHING-
ACK1 INSTALLATION OF
CABIN CONNECT
SOFTWARE (ETH 1.0.0)
TAILORED FOR ETH
OPERATIONAL
PURPOSES IAW CC-
3430-SB-0001 DATED 30-
SEP-2020.

Revision Number 06, 12 OCT 2021 Page 264 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/25/22 ADD/HG B787- ET-AOU ETCAA AMT X X x 44 PERFORMED CABIN 40 TSFN8008385Z

RWIDEB 8(GENX- SYSTEMS - ROCKWELL/
ODY/TR 1B) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
BOEING TECHNICAL
DATED 26-JAN-21
ASSIST JOB CARDS 787-
44-0201 I001 & EO(M)-
SB787-81205-SB440201-
00-04-JIC2.
3/27/22 ADD/HG B787- ET-AOU ETCAA AMT x 24 PERFORMED HIGH 1 TSFN800910ZD
RWIDEB 8(GENX- VOLTAGE DC POWER
ODY/TR 1B) PANEL CONNECTOR
ACK1 REMOVAL AS PER DMC-
B787-A-24-09-80-00A-
520A-A.

Revision Number 06, 12 OCT 2021 Page 265 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/27/22 ADD/HG B787- ET-AOU ETCAA AMT X x 24 R/I: PERFORMED P800 1 TSFN800910ZD
RWIDEB 8(GENX- REMOVAL AND
ODY/TR 1B) INSTALLATION
ACK1 INCLUDING
INSTALLATION TEST AS
PER DMC-B787-A-24-09-
70-09A-520/720A-A Rev
156 · 28 Feb 2022 AND
TEST PASSED AND
FAULTS CLEARED.
3/27/22 ADD/HG B787- ET-ATK ETCAA AMT x 24 PERFORMED REMOVAL 2 TSFN8009113M
RWIDEB 8(TRT- OF GLASS TUBE,
ODY/TR 1000) STRAP-FLEX AND
ACK1 CONNECTOR POWER
FOR ET-AOU AS PER
DMC-B787-A-24-09-80-
00A-520A-A
3/28/22 ADD/HG B787- ET-AOU ETCAA AMT X x 46 DOWNLOADED OF ACMF 1 TSFN8008Y6DK
RWIDEB 8(GENX- CPL FILE FROM CIS-MS
ODY/TR 1B) MSD TO ML & GROUND
ACK1 NETWORK IAW DMC-
B787-A-46-12-04-02A-
110B-A.

Revision Number 06, 12 OCT 2021 Page 266 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/28/22 ADD/HG B787- ET-AOU ETCAA AMT x 24 PERFORMED R1 AND R2 0.01667 TSFN8007ED38
RWIDEB 8(GENX- CAC CONTACTOR
ODY/TR 1B) INSTALLATION TEST
ACK1 IAW DMC-B787-A-24-15-
05-00A-720A-A REV 098 /
DATED 30 Sep 2021 AND
TEST PASSED.
3/28/22 ADD/HG B787- ET-AOU ETCAA AMT x 45 PERFORMED CENTRAL 0.3 TSFN8008Y33P
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 IAW
787-FTD-23-16003, Dated
26-Apr-2016 AND TEST
PASSED

Revision Number 06, 12 OCT 2021 Page 267 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/28/22 ADD/HG B787- ET-AOU ETCAA AMT X x 45 PERFORMED CENTRAL 1 TSFN8008Y88N

RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019 AND TEST
PASSED.
3/28/22 ADD/HG B787- ET-AOU ETCAA AMT X x 24 R/I: PERFORMED P800 7 TSFN800910ZD
RWIDEB 8(GENX- REMOVAL AND
ODY/TR 1B) INSTALLATION
ACK1 INCLUDING
INSTALLATION TEST AS
PER DMC-B787-A-24-09-
70-09A-520/720A-A Rev
156 · 28 Feb 2022 AND
TEST PASSED AND
FAULTS CLEARED.

Revision Number 06, 12 OCT 2021 Page 268 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

3/28/22 ADD/HG B787- ET-AOU ETCAA AMT x 24 PERFORMED HIGH 7 TSFN800910ZD

RWIDEB 8(GENX- VOLTAGE DC POWER
ODY/TR 1B) PANEL CONNECTOR
ACK1 REMOVAL AS PER DMC-
B787-A-24-09-80-00A-
520A-A.
3/29/22 ADD/HG B787- ET-AOU ETCAA AMT x 24 PERFORMED L1 AND L2 12 TSFN8007EC5R
RWIDEB 8(GENX- CAC CONTACTOR
ODY/TR 1B) INSTALLATION TEST
ACK1 IAW DMC-B787-A-24-15-
05-00A-720A-A REV 098 /
DATED 30 Sep 2021 AND
TEST PASSED.
4/13/22 ADD/HG B787- ET-ATK ETCAA AMT X X x 44 PERFORMED 3 TSFN8006ZERK
RWIDEB 8(TRT- EQUIPMENT AND
ODY/TR 1000) FURNISHING-
ACK1 INSTALLATION OF
CABIN CONNECT
SOFTWARE (ETH 1.0.0)
TAILORED FOR ETH
OPERATIONAL
PURPOSES) AS PER
CC-3430-SB-0001 DATED
30-SEP-2020

Revision Number 06, 12 OCT 2021 Page 269 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/13/22 ADD/HG B787- ET-ATK ETCAA AMT X X x 44 PERFORMED CABIN 8 TSFN8007G6EK

RWIDEB 8(TRT- SYSTEMS - ROCKWELL/
ODY/TR 1000) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION) AS
PER JC-787-44-0201
dated 26-Jan-21,SB787-
81205-SB440201, Dated
on 10 SEP 2020 R01
4/26/22 ADD/HG B787- ET-AOP ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN80094MW
RWIDEB 8(GENX- MAINTENANCE V
ODY/TR 1B) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6
I.A.W.787-FTD-23-16003,
Dated 26-Apr-2016 AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 270 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/26/22 ADD/HG B787- ET-AOP ETCAA CAT-B2 X x x 22 PERFORMED 0.1 TSFN8006SXVA

RWIDEB 8(GENX- OPERATIONAL TEST OF
ODY/TR 1B) AUTOPILOT FLIGHT
ACK1 DIRECTOR SYSTEM
MODE CONTROL PANEL
I.A.W.DMC-B787-A-22-11-
00-16A-320A-A AND
FOUND OPERATIONAL.
4/26/22 ADD/HG B787- ET-AOP ETCAA INSP-AC X x x 34 PERFORMED SYSTEM 0.5 TSFN8006SXUP
RWIDEB 8(GENX- TEST OF LOW RANGE
ODY/TR 1B) RADIO ALTIMETER
ACK1 SYSTEM I.A.W.DMC-
B787-A-34-33-00-00A-
300B-A AND TEST
PASSED.
4/26/22 ADD/HG B787- ET-AOP ETCAA CAT-B2 X x x 34 PERFORMED SYSTEM 0.05 TSFN8006SXUP
RWIDEB 8(GENX- TEST OF LOW RANGE
ODY/TR 1B) RADIO ALTIMETER
ACK1 SYSTEM I.A.W.DMC-
B787-A-34-33-00-00A-
300B-A AND TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 271 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/26/22 ADD/HG B787- ET-AOP ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN80094MKL
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1
I.A.W.787 FTD-45-17001,
dated 19-July-2019. AND
TEST PASSED
4/26/22 ADD/HG B787- ET-AOP ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN80094MKL
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1
I.A.W.787 FTD-45-17001,
dated 19-July-2019. AND
TEST PASSED

Revision Number 06, 12 OCT 2021 Page 272 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/26/22 ADD/HG B787- ET-AOP ETCAA INSP-AC X x 32 PERFORMED LANDING 2 TSFN8006FE9S

RWIDEB 8(GENX- GEAR - MAIN GEAR AND
ODY/TR 1B) DOORS - P56 AND P57
ACK1 MAIN LANDING GEAR
WHEEL WELL SERVICE
PANEL WIRE HARNESS -
INSPECT REPAIR
AND/OR REPLACE IAW
Service Bulletin B787-
81205-SB320043-00 Issue
003, 18 Nov 2020
4/26/22 ADD/HG B787- ET-AOP ETCAA INSP-AC X x 32 PERFORMED LANDING 0.01667 TSFN8006FE9S
RWIDEB 8(GENX- GEAR - MAIN GEAR AND
ODY/TR 1B) DOORS - P56 AND P57
ACK1 MAIN LANDING GEAR
WHEEL WELL SERVICE
PANEL WIRE HARNESS -
INSPECT REPAIR
AND/OR REPLACE IAW
Service Bulletin B787-
81205-SB320043-00 Issue
003, 18 Nov 2020

Revision Number 06, 12 OCT 2021 Page 273 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/26/22 ADD/HG B787- ET-AOP ETCAA AMT X x 27 TS:PERFORMED WIRING 0.01667 TSFN80094QSV
RWIDEB 8(GENX- CHECK AS PER B787
ODY/TR 1B) WDM 27-61-15 AND
ACK1 FOUND ALL NORMAL.
4/28/22 ADD/HG B787- ET-AUQ ETCAA AMT X x 46 PERFORMED 1 TSFN80093R1Q
RWIDEB 8(TRT- ELECTRONIC FLIGHT
ODY/TR 1000) BAG ELECTRONIC UNIT
ACK1 TERMINAL CHART
DATABASE UPDATE AS
PER DMC-B787-A-46-11-
07-02A-720A-A & -750A-A,
DMC-B787-A-46-13-00-
01A-750A-A
4/28/22 ADD/HG B787- ET-AUQ ETCAA AMT X X x 46 PERFORMED 1 TSFN800947V5
RWIDEB 8(TRT- (INFORMATION
ODY/TR 1000) SYSTEMS-
ACK1 INSTALLATION OF EFB
SOFTWARE LOADS
(DOCUMENT) ON B787-9
WITH RR ENGINE -
FOPTS REQUIREMENT-
SW CHANGE AS PER
B787 AMM DMC-B787-A-
46-11-07-02A-750A-A

Revision Number 06, 12 OCT 2021 Page 274 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/2/22 ADD/HG B787- ET-AUO ETCAA AMT X x 45 PERFORMED CENTRAL 0.5 TSFN80095GEX
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER B787-A-45-13-00-
01A-110A-A AND FOUND
FUNCTIONAL.
5/2/22 ADD/HG B787- ET-AUO ETCAA AMT x 45 PERFORMED CENTRAL 0.5 TSFN80095GEV
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
FOUND FUNCTIONAL.
5/2/22 ADD/HG B787- ET-AUO ETCAA AMT X x 26 TS: PERFORMED FIM 0.5 TSFN80095KR2
RWIDEB 8(TRT- AND FAULT NOT FOUND
ODY/TR 1000) AS PER FIM DMC-B787-
ACK1 A-26-10-F1-21A-421A-A

Revision Number 06, 12 OCT 2021 Page 275 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/18/22 ADD/HG B787- ET-AOR ETCAA INSP-AC X X x 21 PERFORMED AIR 2 TSFN80080F0C

RWIDEB 8(GENX- CONDITIONING-
ODY/TR 1B) INTEGRATED COOLING
ACK1 SYSTEM- INTEGRATED
COOLING SYSTEM
LIQUID COOLING PUMP
REPLACEMENT-
GROUP-02.STEP
1,2,3,5,8 AND 11.
6/7/22 ADD/HG B787- ET-ATJ ETCAA INSP-AC X x x 33 PERFORMED LOWER 2 TSFN8008BN6Y
RWIDEB 8(TRT- BODY ANTI-COLLISION
ODY/TR 1000) LIGHT ELECTRICAL
ACK1 CONNECTOR
BACKSHELL
REPLACEMENT IAW
BOEING B787-81205-
SB330020-00 ISSUE 001,
DATED 16-MAY-2019.

Revision Number 06, 12 OCT 2021 Page 276 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/7/22 ADD/HG B787- ET-ATJ ETCAA INSP-AC X X x x 44 PERFORMED CABIN 1 TSFN8007G6CH

RWIDEB 8(TRT- SYSTEMS - ROCKWELL/
ODY/TR 1000) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
JC-787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01.
6/7/22 ADD/HG B787- ET-ATJ ETCAA CAT-B1 X X x x 44 PERFORMED CABIN 1 TSFN8007G6CH
RWIDEB 8(TRT- SYSTEMS - ROCKWELL/
ODY/TR 1000) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
JC-787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01.

Revision Number 06, 12 OCT 2021 Page 277 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/8/22 ADD/HG B787- ET-ATJ ETCAA INSP-AC X X x x 44 PERFORMED CABIN 0.5 TSFN8007G6C
RWIDEB 8(TRT- SYSTEMS - ROCKWELL/ M
ODY/TR 1000) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
JC-787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01
6/8/22 ADD/HG B787- ET-ATJ ETCAA INSP-AC X X x x 44 PERFORMED CABIN 1 TSFN8007G6CK
RWIDEB 8(TRT- SYSTEMS - ROCKWELL/
ODY/TR 1000) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
JC-787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01.

Revision Number 06, 12 OCT 2021 Page 278 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/8/22 ADD/HG B787- ET-ATJ ETCAA INSP-AC X x x 33 PERFORMED LOWER 1 TSFN8008BN6Y

RWIDEB 8(TRT- BODY ANTI-COLLISION
ODY/TR 1000) LIGHT ELECTRICAL
ACK1 CONNECTOR
BACKSHELL
REPLACEMENT IAW
BOEING B787-81205-
SB330020-00 ISSUE 001,
DATED 16-MAY-2019.
6/8/22 ADD/HG B787- ET-ATJ ETCAA CAT-B1 X X x x 44 PERFORMED CABIN 1 TSFN8007G6CK
RWIDEB 8(TRT- SYSTEMS - ROCKWELL/
ODY/TR 1000) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
JC-787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01.

Revision Number 06, 12 OCT 2021 Page 279 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/9/22 ADD/HG B787- ET-ATJ ETCAA CAT-B1 X X x x 44 PERFORMED CABIN 0.5 TSFN8007G6C
RWIDEB 8(TRT- SYSTEMS - ROCKWELL/ M
ODY/TR 1000) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
JC-787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01
6/9/22 ADD/HG B787- ET-ATJ ETCAA INSP-AC X X x x 44 PERFORMED 0.5 TSFN8006ZEXQ
RWIDEB 8(TRT- EQUIPMENT AND
ODY/TR 1000) FURNISHING-
ACK1 INSTALLATION OF
CABIN CONNECT
SOFTWARE (ETH 1.0.0)
TAILORED FOR ETH
OPERATIONAL
PURPOSES IAW CC-
3430-SB-0001 DATED 30-
SEP-2020

Revision Number 06, 12 OCT 2021 Page 280 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/9/22 ADD/HG B787- ET-ATJ ETCAA CAT-B2 X X x x 44 PERFORMED 0.5 TSFN8006ZEXQ

RWIDEB 8(TRT- EQUIPMENT AND
ODY/TR 1000) FURNISHING-
ACK1 INSTALLATION OF
CABIN CONNECT
SOFTWARE (ETH 1.0.0)
TAILORED FOR ETH
OPERATIONAL
PURPOSES IAW CC-
3430-SB-0001 DATED 30-
SEP-2020
6/9/22 ADD/HG B787- ET-ATJ ETCAA INSP-AC X X x 21 CHANGED THE ICS 4 TSFN80080ENH
RWIDEB 8(TRT- PUMP WIRE ROUTING IN
ODY/TR 1000) ACCORDANCE WITH
ACK1 FIGURE 5 OF B787-
81205-SB210095-00
ISSUE 005, 26 FEB 2021.
CHANGE WIRE
HARNESS W702053,
W703479 AND W707211
IN ACCORDANCE WITH
FIGURE 6, FIGURE 7
AND FIGURE 8 OF B787-
81205-SB210095-00
ISSUE 005, 26 FEB 2021

Revision Number 06, 12 OCT 2021 Page 281 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/9/22 ADD/HG B787- ET-ATJ ETCAA CAT-B2 X x x 33 PERFORMED LOWER 2 TSFN8008BN6Y

RWIDEB 8(TRT- BODY ANTI-COLLISION
ODY/TR 1000) LIGHT ELECTRICAL
ACK1 CONNECTOR
BACKSHELL
REPLACEMENT IAW
BOEING B787-81205-
SB330020-00 ISSUE 001,
DATED 16-MAY-2019.
6/9/22 ADD/HG B787- ET-ATJ ETCAA CAT-B1 X X x x 44 PERFORMED CABIN 3 TSFN8006SE08
RWIDEB 8(TRT- SYSTEMS - ROCKWELL/
ODY/TR 1000) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION AS
PER JC-787-44-0201
dated 26-Jan-21,SB787-
81205-SB440201, Dated
on 10 SEP 2020 R01.

Revision Number 06, 12 OCT 2021 Page 282 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/9/22 ADD/HG B787- ET-ATJ ETCAA INSP-AC X X x x 44 PERFORMED CABIN 1 TSFN8007G6CR

RWIDEB 8(TRT- SYSTEMS - ROCKWELL/
ODY/TR 1000) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
JC-787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01
6/9/22 ADD/HG B787- ET-ATJ ETCAA CAT-B1 X X x x 44 PERFORMED CABIN 3 TSFN8007G6CR
RWIDEB 8(TRT- SYSTEMS - ROCKWELL/
ODY/TR 1000) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
JC-787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01

Revision Number 06, 12 OCT 2021 Page 283 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/9/22 ADD/HG B787- ET-ATJ ETCAA INSP-AC X X x x 44 PERFORMED CABIN 48 TSFN8007G6CP

RWIDEB 8(TRT- SYSTEMS - ROCKWELL/
ODY/TR 1000) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
BOEING TECHNICAL
DATED 26-JAN-21
ASSIST JOB CARDS 787-
44-0201 I001
6/9/22 ADD/HG B787- ET-ATJ ETCAA CAT-B2 X X x x 44 PERFORMED CABIN 90 TSFN8007G6CP
RWIDEB 8(TRT- SYSTEMS - ROCKWELL/
ODY/TR 1000) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
BOEING TECHNICAL
DATED 26-JAN-21
ASSIST JOB CARDS 787-
44-0201 I001

Revision Number 06, 12 OCT 2021 Page 284 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/13/22 ADD/HG B787- ET-ATK ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN8009BEVB
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
FOUND FUNCTIONAL.
6/13/22 ADD/HG B787- ET-ATK ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8009BEVB
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
FOUND FUNCTIONAL.

Revision Number 06, 12 OCT 2021 Page 285 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/13/22 ADD/HG B787- ET-ATK ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.5 TSFN800970H4
RWIDEB 8(TRT- MAINTENANCE SYSTEM-
ODY/TR 1000) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A
6/13/22 ADD/HG B787- ET-ATK ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.5 TSFN800970H4
RWIDEB 8(TRT- MAINTENANCE SYSTEM-
ODY/TR 1000) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A

Revision Number 06, 12 OCT 2021 Page 286 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/13/22 ADD/HG B787- ET-ASI ETCAA CAT-B2 X x 31 PERFORMED 0.1 TSFN8005ZC77

RWIDEB 8(GENX- OPERATIONAL CHECK
ODY/TR 1B) OF THE UNDERWATER
ACK1 LOCATOR BEACON ON
THE FORWARD
ENHANCED AIRBORNE
FLIGHT RECORDER PER
BTC 31-030-00-01/ITEM-1
AND FOUND
OPERATIONAL.
6/13/22 ADD/HG B787- ET-ASI ETCAA INSP-AC X x 31 PERFORMED 1 TSFN8005ZC77
RWIDEB 8(GENX- OPERATIONAL CHECK
ODY/TR 1B) OF THE UNDERWATER
ACK1 LOCATOR BEACON ON
THE FORWARD
ENHANCED AIRBORNE
FLIGHT RECORDER PER
BTC 31-030-00-01/ITEM-1
AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 287 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/13/22 ADD/HG B787- ET-ASI ETCAA AMT X x 31 PERFORMED 1 TSFN8005ZC7C

RWIDEB 8(GENX- OPERATIONAL CHECK
ODY/TR 1B) OF THE UNDERWATER
ACK1 LOCATOR BEACON ON
THE AFT ENHANCED
AIRBORNE FLIGHT
RECORDER PER BTC 31-
030-00-02/ITEM-1 AND
FOUND OPERATIONAL.
6/13/22 ADD/HG B787- ET-ATK ETCAA CAT-B2 X x x 34 PERFORMED 2.75 TSFN8006VAE4
RWIDEB 8(TRT- NAVIGATION -
ODY/TR 1000) INTEGRATED
ACK1 SURVEILLANCE SYSTEM
- INTEGRATED
SURVEILLANCE SYSTEM
PROCESSING UNIT LEFT
AND RIGHT
REPLACEMENT AND
TEST PASSED AS PER
COLLINS SB ISS-2100-
34-18 REV 00 DATED 17-
APR-20, 787-FTD-34-
19002

Revision Number 06, 12 OCT 2021 Page 288 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/13/22 ADD/HG B787- ET-ASH ETCAA AMT x 28 CHECKED FOR THE 2 TSFN8008XH7B
RWIDEB 8(GENX- FAULT AS PER DMC-
ODY/TR 1B) B787-A-28-40-F1-V2A-
ACK1 421A-A AND FAULT NOT
FOUND.
6/13/22 ADD/HG B787- ET-ASH ETCAA AMT X x 30 T/S: PERFORMED 1 TSFN8009ADHB
RWIDEB 8(GENX- WIRING AS PER WDM
ODY/TR 1B) 30-22-11 AND FOUND
ACK1 ALL NORMAL.
7/14/22 BKK/LIN B787- ET-AUP ETCAA INSP-AC X X x 23 TS: PERFORMED FIBER 2 TSFN8009GYDK
E 8(TRT- OPTICS CLEANING AND
1000) INSPECTION AS PER
DMC-B787-A-42-20-F1-
38A-421A-A, DMC-B787-
A-20-10-34-01A-280C-A
GMJ · Rev 160 · 30 Jun
2022 · PMC-B787-81205-
A2401-00 AND FOUND
NORMAL. WHILE
PERFORMING FURTHER
TROUBLESHOOTING
FOUND W201040-
00096FO-16 DEFECTIVE.

Revision Number 06, 12 OCT 2021 Page 289 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/15/22 ADD/LIN B787- ET-ASG ETCAA INSP-AC X x x 24 R/I: REPLACED 5 TSFN8009HB5J

E 8(GENX- DISCOLARATED
1B) DM2435002J01(L2 ATRU
AC IINPUT) PIN 2 FLEX
STRAP AS PER AMM
DMC-B787-A-24-09-
520A/720A-4, CMM 24-61-
08 REV #160 REV DATE
30 JUN 22.

Revision Number 06, 12 OCT 2021 Page 290 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/16/22 ADD/LIN B787- ET-ASG ETCAA INSP-AC X x x 21 FOUND CAC L2 2 TSFN8009FLNE

E 8(GENX- CK2415576 BURNED
1B) AND REPLACED CAC L2
CONTACTOR BASE
PLATE, HEAT SINKS,
BUS BAR(063) AND
CONTACTOR AMM-B787-
A-24-09-81-00A-720A-
Aand CMM 24-61-
07,ASSEMBLY, Subtask
24-61-07-440-006-A00
REV #160 REV DATE 30
JUN 22 FOR
REPLACMENT REFER
TSFN8007ECLC.
PERFORMED TEST AND
FAULT CLEARED AMM-
B787-A-24-09-81-00A-
720A-A GMJ · Rev 160 ·
30 Jun 2022 · PMC-B787-

Revision Number 06, 12 OCT 2021 Page 291 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/16/22 ADD/LIN B787- ET-ASG ETCAA INSP-AC X x x 21 FOUND CAC L2 2 TSFN8009FLNE

E 8(GENX- CK2415576 BURNED
1B) AND REPLACED CAC L2
CONTACTOR BASE
PLATE, HEAT SINKS,
BUS BAR(063) AND
CONTACTOR AMM-B787-
A-24-09-81-00A-720A-
Aand CMM 24-61-
07,ASSEMBLY, Subtask
24-61-07-440-006-A00
REV #160 REV DATE 30
JUN 22.

Revision Number 06, 12 OCT 2021 Page 292 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/16/22 ADD/LIN B787- ET-ASG ETCAA INSP-AC X x x 24 TS: UPON 8 TSFN8009GEJK

E 8(GENX- TROUBLESHOOTING
1B) FOUND P800 PANEL
RIGHT ATRU1 AND
ATRU2 DM2435004J01
PIN AND DM24350003J03
PIN B) FLEX STRAP
DAMAGED BY HEAT AND
REPLACED IT AS PER
AMM DMC-B787-A-24-09-
520A/720A-4, CMM 24-61-
08 REV #160 REV DATE
30 JUN 22 AND
REPLACED ATRU R1
AND ATRU R2 AS PER
DMC-B787-A-24-35-00-
00A-520A/720-A GMJ ·
Rev 160 · 30 Jun 2022 ·
PMC-B787-81205-A2401-
00 TEST PERFORMED
AND FOUND
OPERATIONAL

Revision Number 06, 12 OCT 2021 Page 293 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/16/22 ADD/LIN B787- ET-ASG ETCAA INSP-AC X x x 24 TS: UPON 8 TSFN8009GEJK

E 8(GENX- TROUBLESHOOTING
1B) FOUND P800 PANEL
RIGHT ATRU1 AND
ATRU2<br>DM2435004J0
1 PIN 1 AND
DM24350003J03 PIN B)
FLEX STRAP DAMAGED
BY HEAT AND
REPLACED IT AS PER
AMM DMC-B787-A-24-09-
520A/720A-4, CMM 24-61-
08 REV #160 REV DATE
30 JUN 22.
7/16/22 ADD/LIN B787- ET-ASG ETCAA AMT X x 24 PERFORMED 48 TSFN8009GZM
E 8(GENX- LECTRICAL POWER - N
1B) POWER DISTRIBUTION
SYSTEM - HIGH
VOLTAGE DC P700
TORQUE INSPECTION
AS PER 787 AMM 24-09-
70, CMM 24-61-07, 787-
FTD-24-16002.

Revision Number 06, 12 OCT 2021 Page 294 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/16/22 ADD/LIN B787- ET-ASG ETCAA CAT-B2 X x x 24 PERFORMED 24 TSFN8009GZM

E 8(GENX- ELECTRICAL POWER - S
1B) POWER DISTRIBUTION
SYSTEM - HIGH
VOLTAGE DC P800
TORQUE INSPECTION
AND RECORDED ALL
REQUIRED
INFORMATION AS PER
787 AMM 24-09-70, CMM
24-61-08, 787-FTD-24-
16002.
7/16/22 ADD/LIN B787- ET-ASG ETCAA CAT-B2 X x x 24 R/I: REPLACED 0.16667 TSFN8009HB5J
E 8(GENX- DISCOLARATED
1B) DM2435002J01(L2 ATRU
AC IINPUT) PIN 2 FLEX
STRAP AS PER AMM
DMC-B787-A-24-09-
520A/720A-4, CMM 24-61-
08 REV #160 REV DATE
30 JUN 22.

Revision Number 06, 12 OCT 2021 Page 295 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/16/22 ADD/LIN B787- ET-ASG ETCAA INSP-AC X x x 24 TS: UPON 16 TSFN8009GEJK

E 8(GENX- TROUBLESHOOTING
1B) FOUND P800 PANEL
RIGHT ATRU1 AND
ATRU2 DM2435004J01
PIN AND DM24350003J03
PIN B) FLEX STRAP
DAMAGED BY HEAT AND
REPLACED IT AS PER
AMM DMC-B787-A-24-09-
520A/720A-4, CMM 24-61-
08 REV #160 REV DATE
30 JUN 22 AND
REPLACED ATRU R1
AND ATRU R2 AS PER
DMC-B787-A-24-35-00-
00A-520A/720-A GMJ ·
Rev 160 · 30 Jun 2022 ·
PMC-B787-81205-A2401-
00 TEST PERFORMED
AND FOUND
OPERATIONAL

Revision Number 06, 12 OCT 2021 Page 296 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/16/22 ADD/LIN B787- ET-ASG ETCAA INSP-AC X x x 24 TS: UPON 16 TSFN8009GEJK

E 8(GENX- TROUBLESHOOTING
1B) FOUND P800 PANEL
RIGHT ATRU1 AND
ATRU2<br>DM2435004J0
1 PIN 1 AND
DM24350003J03 PIN B)
FLEX STRAP DAMAGED
BY HEAT AND
REPLACED IT AS PER
AMM DMC-B787-A-24-09-
520A/720A-4, CMM 24-61-
08 REV #160 REV DATE
30 JUN 22.
7/16/22 ADD/LIN B787- ET-ASG ETCAA AMT x 24 PERFORMED EO(M)- 0.01667 TSFN8007ECLC
E 8(GENX- SB787-81205-240080-00-
1B) 01-JIC1 (ELECTRICAL
POWER-POWER
DISTRIBUTION SYSTEM-
HIGH VOLTAGE DC P700
CABIN AIR
COMPRESSOR
CONTACTOR CHANGE.)
AS PER Boeing 787
SB240080-00 Issue 001,
17 Sep 2020.
Revision Number 06, 12 OCT 2021 Page 297 of 569
 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/16/22 ADD/LIN B787- ET-ASG ETCAA INSP-AC x x 24 PERFORMED EO(M)- 4 TSFN8007ECLD

E 8(GENX- SB787-81205-240080-00-
1B) 01-JIC2 (ELECTRICAL
POWER-POWER
DISTRIBUTION SYSTEM-
HIGH VOLTAGE DC P800
CABIN AIR
COMPRESSOR
CONTACTOR CHANGE.)
AS PER Boeing 787
SB240080-00 Issue 001,
17 Sep 2020.
7/16/22 ADD/LIN B787- ET-ASG ETCAA CAT-B2 x x 24 PERFORMED EO(M)- 4 TSFN8007ECLD
E 8(GENX- SB787-81205-240080-00-
1B) 01-JIC2 (ELECTRICAL
POWER-POWER
DISTRIBUTION SYSTEM-
HIGH VOLTAGE DC P800
CABIN AIR
COMPRESSOR
CONTACTOR CHANGE.)
AS PER Boeing 787
SB240080-00 Issue 001,
17 Sep 2020.

Revision Number 06, 12 OCT 2021 Page 298 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/25/22 ADD/HG B787- ET-AXK ETCAA INSP-AC X x x 31 PERFORMED CHECK 0.9 TSFN8008A2SD
RWIDEB 8(GENX- OF ENHANCED
ODY/TR 1B) AIRBORNE FLIGHT
ACK1 RECORDER
INDEPENDENT POWER
SUPPLY AND FOUND
PART NO. IS DIFFERENT
NO ACTION IS TAKEN
I.A.W.BTC 31-040-00-01
7/25/22 ADD/HG B787- ET-AXK ETCAA INSP-AC X X x x QE TS;R/I: PEROFRMED 3 TSFN8009D78V
RWIDEB 8(GENX- CONTUNITY CHECK AND
ODY/TR 1B) FOUND THE HARNESS
ACK1 SHORTED WITH
GROUND, REPLACED
HARNESS W30 AND
PERFORMED TEST IAW
DMC-B787-A-26-10-F1-
34A-421A-A , DMC-B787-
A-26-11-03-00A-
520A/720A-A GMJ · Rev
160 · 30 Jun 2022 · PMC-
B787-81205-A2401-00
AND FAULT CLEARED

Revision Number 06, 12 OCT 2021 Page 299 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/25/22 ADD/HG B787- ET-AXK ETCAA CAT-B2 X x x 31 PERFORMED CHECK 0.1 TSFN8008A2SD
RWIDEB 8(GENX- OF ENHANCED
ODY/TR 1B) AIRBORNE FLIGHT
ACK1 RECORDER
INDEPENDENT POWER
SUPPLY AND FOUND
PART NO. IS DIFFERENT
NO ACTION IS TAKEN
I.A.W.BTC 31-040-00-01
7/25/22 ADD/HG B787- ET-AXK ETCAA AMT X x 46 PERFORMED 2 TSFN8009GS4M
RWIDEB 8(GENX- INFORMATION SYSTEM -
ODY/TR 1B) ONBOARD BOEING
ACK1 ELECTRONIC
DISTRIBUTION SYSTEM
(OBEDS) - AIRPLANE
MSD SOFTWARE
CONFIGURATION AUDIT
AS PER TPM 8.6.20, 787
AMM DMC-B787-A-46-13-
00-01A(03A)-(550A)750A-
A.

Revision Number 06, 12 OCT 2021 Page 300 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/1/22 ADD/HG B787- ET-AOQ ETCAA CAT-B2 X x x 46 PERFORMED 0.1 TSFN8009K88H

RWIDEB 8(GENX- DOWNLOAD OF ACMF
ODY/TR 1B) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK AS PER DMC-
B787-A-46-12-04-02A-
110B-
8/1/22 ADD/HG B787- ET-AOT ETCAA AMT x 21 PERFORMED RIGHT 1 TSFN8009KF2Q
RWIDEB 8(GENX- RAM SYSTEM AIR ON
ODY/TR 1B) TEST AS PER FIM DMC-
ACK1 B787-A-21-50-F2-81A-
421A-A REV # 142. 20
JUN 2022 THE AND
TEST PASSED FAULT
CLEARED.

Revision Number 06, 12 OCT 2021 Page 301 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/2/22 ADD/HG B787- ET-AOR ETCAA INSP-AC X X x 21 TS: & REP: UPON 8 TSFN8009DT33
RWIDEB 8(GENX- VISUAL INSPECTION
ODY/TR 1B) OBSERVED BURNT
ACK1 CONTACTOR BASE
PLATE CK2415011, WIRE
W100813-08423-08 AND
W100812-08403-2-08 ON
CK2415011 SIDE.
REPLACED BURNT
HARNESSES IAW CMM
24-61-08 REV DATE AUG
13/21 REV 06.
REPLACED CK2415011
CONTACTOR BASE
PLATE IAW DMC-B787-A-
24-09-81-00A-520A/720A-
A Rev 161 DATED 31 Jul
2022 AND CLEARED
FAULT.

Revision Number 06, 12 OCT 2021 Page 302 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/3/22 ADD/HG B787- ET-AOR ETCAA AMT X x 24 PERFORMED 10 TSFN8009K0Y8

RWIDEB 8(GENX- ELECTRICAL POWER -
ODY/TR 1B) POWER DISTRIBUTION
ACK1 SYSTEM - HIGH
VOLTAGE DC P800
TORQUE INSPECTION
AS PER 787 AMM 24-09-
70, CMM 24-61-08, 787-
FTD-24-16002 AND MADE
ALL THE CHECK POINTS
WITHIN THE TORQUE
LIMIT.
8/4/22 ADD/HG B787- ET-AOR ETCAA INSP-AC X x x 21 R/I: REPLACED 1 TSFN8009KUS7
RWIDEB 8(GENX- CK2415011 IAW DMC-
ODY/TR 1B) B787-A-24-15-05-00A-
ACK1 520A/720A-A REV 161
DATED 31 JULY 2022
8/8/22 ADD/HG B787- ET-ATG ETCAA CAT-B2 X x x 46 PERFORMED 0.1 TSFN8009L011
RWIDEB 8(TRT- DOWNLOAD OF ACMF
ODY/TR 1000) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK I.A.W.DMC-B787-
A-46-12-04-02A-110B-A

Revision Number 06, 12 OCT 2021 Page 303 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/8/22 ADD/HG B787- ET-ATG ETCAA INSP-AC X x x 46 PERFORMED 0.2 TSFN8009L011

RWIDEB 8(TRT- DOWNLOAD OF ACMF
ODY/TR 1000) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK I.A.W.DMC-B787-
A-46-12-04-02A-110B-A
8/8/22 ADD/HG B787- ET-ATG ETCAA INSP-AC X x x 31 NO FUNCTIONAL CHECK 0.9 TSFN8007RLLM
RWIDEB 8(TRT- IS PERFORMED ON
ODY/TR 1000) ENHANCED FLIGHT
ACK1 RECORDER POWER
SUPPLY IS TAKEN AS
THE PART NO. IS
DIFFERENT FROM THE
MENTIONED ON STEP.1
I.A.W.BTC 31-040-00-01
8/8/22 ADD/HG B787- ET-ATG ETCAA INSP-AC x x 45 PERFORMED CENTRAL 1 TSFN8009L5ND
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R6
I.A.W.787-FTD-23-16003,
Dated 26-Apr-2016.

Revision Number 06, 12 OCT 2021 Page 304 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/8/22 ADD/HG B787- ET-ATG ETCAA INSP-AC x x 45 PERFORMED CENTRAL 1 TSFN8009L5ND

RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R6
I.A.W.787-FTD-23-16003,
Dated 26-Apr-2016 AND
FOUND FUNCTIONAL.
8/8/22 ADD/HG B787- ET-ATG ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN8009L5ND
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R6
I.A.W.787-FTD-23-16003,
Dated 26-Apr-2016.

Revision Number 06, 12 OCT 2021 Page 305 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/8/22 ADD/HG B787- ET-ATG ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN8009L5ND
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R6
I.A.W.787-FTD-23-16003,
Dated 26-Apr-2016 AND
FOUND FUNCTIONAL.
8/8/22 ADD/HG B787- ET-ATG ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN8009L5NK
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1
I.A.W.787 FTD-45-17001,
dated 19-July-2019. AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 306 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/8/22 ADD/HG B787- ET-ATG ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8009L5NK
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1
I.A.W.787 FTD-45-17001,
dated 19-July-2019. AND
FOUND OPERATIONAL.
8/8/22 ADD/HG B787- ET-ATG ETCAA CAT-B2 X x x 31 NO FUNCTIONAL CHECK 0.1 TSFN8007RLLM
RWIDEB 8(TRT- IS PERFORMED ON
ODY/TR 1000) ENHANCED FLIGHT
ACK1 RECORDER POWER
SUPPLY IS TAKEN AS
THE PART NO. IS
DIFFERENT FROM THE
MENTIONED ON STEP.1
I.A.W.BTC 31-040-00-01

Revision Number 06, 12 OCT 2021 Page 307 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/9/22 ADD/HG B787- ET-ATL ETCAA INSP-AC x x 23 PERFORMED 1 TSFN8009LEKS

RWIDEB 8(TRT- CONTINUITY CHECK AS
ODY/TR 1000) PER WDM 23-15-11 AND
ACK1 FOUND NORMAL,
PERFORMED
OPERATIONAL CHECK
AS PER DMC-B787-A-23-
15-00-01A-320A-A AND
FOUND OPERATIONAL.
8/9/22 ADD/HG B787- ET-ATL ETCAA INSP-AC x x 23 PERFORMED 1 TSFN8009LEKS
RWIDEB 8(TRT- CONTINUITY CHECK AS
ODY/TR 1000) PER WDM 23-15-11 AND
ACK1 FOUND NORMAL,
PERFORMED
OPERATIONAL CHECK
AS PER DMC-B787-A-23-
15-00-01A-320A-A AND
FOUND OPERATIONAL.
GMJ · Rev 161 · 31 Jul
2022

Revision Number 06, 12 OCT 2021 Page 308 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/9/22 ADD/HG B787- ET-ATL ETCAA INSP-AC X x 23 PERFORMED HF 1 TSFN8009L0JP

RWIDEB 8(TRT- SYSTEM TEST AS PER
ODY/TR 1000) AMM DMC-B787-A-23-11-
ACK1 00-00A-300B-A.AND
TEST PASSED GMJ · Rev
161 · 31 Jul 2022
8/9/22 ADD/HG B787- ET-ATL ETCAA INSP-AC x x 44 PERFORMED 3 TSFN8009K42C
RWIDEB 8(TRT- TROUBLESHOOTING ON
ODY/TR 1000) INTERNET
ACK1 CONNECTIVITY
PROBLEM IAW MO-B787-
44-11-002-JIC AND
RAISED FAULT
TSFN8009LTGU.
8/9/22 ADD/HG B787- ET-ATL ETCAA INSP-AC x x 44 PERFORMED 3 TSFN8009K42C
RWIDEB 8(TRT- TROUBLESHOOTING ON
ODY/TR 1000) INTERNET
ACK1 CONNECTIVITY
PROBLEM IAW MO-B787-
44-11-002-JIC AND
RAISED FAULT
TSFN8009LTG.

Revision Number 06, 12 OCT 2021 Page 309 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/9/22 ADD/HG B787- ET-ATL ETCAA CAT-B2 x x 44 PERFORMED 0.5 TSFN8009K42C

RWIDEB 8(TRT- TROUBLESHOOTING ON
ODY/TR 1000) INTERNET
ACK1 CONNECTIVITY
PROBLEM IAW MO-B787-
44-11-002-JIC AND
RAISED FAULT
TSFN8009LTGU.
8/9/22 ADD/HG B787- ET-ATL ETCAA CAT-B2 x x 44 PERFORMED 0.5 TSFN8009K42C
RWIDEB 8(TRT- TROUBLESHOOTING ON
ODY/TR 1000) INTERNET
ACK1 CONNECTIVITY
PROBLEM IAW MO-B787-
44-11-002-JIC AND
RAISED FAULT
TSFN8009LTG.
8/21/22 ADD/HG B787- ET-ASG ETCAA AMT X x 34 PERFORMED 4 TSFN8009M752
RWIDEB 8(GENX- INSPECTION OF
ODY/TR 1B) BOTTOM TCAS
ACK1 ANTENNA COAXIAL
CABLE AND
AERODYNAMIC FILLET
SEAL AS PER DMC-B787-
A-34-42-05-02A-
520A/720A-A.

Revision Number 06, 12 OCT 2021 Page 310 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/21/22 ADD/HG B787- ET-ASG ETCAA AMT x 32 PERFORMED LEFT MLG 6 TSFN8009K6ML
RWIDEB 8(GENX- SIDE BRACE & DRAG
ODY/TR 1B) BRACE PROXIMITY
ACK1 SENSOR HARNESS
INSPECTION AND
FOUND NORMAL.
8/21/22 ADD/HG B787- ET-ASG ETCAA AMT x 32 PERFORMED RIGHT 6 TSFN8009K6MK
RWIDEB 8(GENX- MLG SIDE BRACE &
ODY/TR 1B) DRAG BRACE
ACK1 PROXIMITY SENSOR
HARNESS INSPECTION
AND FOUND NORMAL.
8/23/22 ADD/HG B787- ET-AYC ETCAA INSP-AC x x 45 PERFORMED CENTRAL 1 TSFN8009NHYY
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 311 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/23/22 ADD/HG B787- ET-AYC ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN8009NHYY
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
TEST PASSED.
8/23/22 ADD/HG B787- ET-AYC ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN8009NKPG
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019 AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 312 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/23/22 ADD/HG B787- ET-AYC ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8009NKPG
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019 AND
TEST PASSED.
8/23/22 ADD/HG B787- ET-AYC ETCAA CAT-B1 X x x 42 PERFORMED 0.1 TSFN8009KJ85
RWIDEB 8(GENX- OPERATIONAL CHECK
ODY/TR 1B) OF THE COMMON DATA
ACK1 NETWORK (CDN) BY
PERFORMING AN
AIRPLANE POWER
CYCLE TO RESTART
THE ERROR DETECTION
ENCODING (EDE)
TIMESTAMP CLOCK
REFERENCE TO ZERO
AS PER BTC 42-010-00-
01 AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 313 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/23/22 ADD/HG B787- ET-AYC ETCAA INSP-AC X x x 42 PERFORMED 0.16667 TSFN8009KJ85

RWIDEB 8(GENX- OPERATIONAL CHECK
ODY/TR 1B) OF THE COMMON DATA
ACK1 NETWORK (CDN) BY
PERFORMING AN
AIRPLANE POWER
CYCLE TO RESTART
THE ERROR DETECTION
ENCODING (EDE)
TIMESTAMP CLOCK
REFERENCE TO ZERO
AS PER BTC 42-010-00-
01 AND FOUND
OPERATIONAL.
8/23/22 ADD/HG B787- ET-AYC ETCAA INSP-AC X x x 31 PERFORMED 0.9 TSFN8008J4EL
RWIDEB 8(GENX- FUNCTIONAL CHECK OF
ODY/TR 1B) ENHANCED AIRBORNE
ACK1 FLIGHT RECORDER
INDEPENDENT POWER
SUPPLY AS PER BTC 31-
040-00-01 AND FOUND
THE PART NUMBER 866-
0085-102 THEREFORE
NO TEST REQUIRED.

Revision Number 06, 12 OCT 2021 Page 314 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/23/22 ADD/HG B787- ET-AYC ETCAA CAT-B2 X x x 31 PERFORMED 0.1 TSFN8008J4EL

RWIDEB 8(GENX- FUNCTIONAL CHECK OF
ODY/TR 1B) ENHANCED AIRBORNE
ACK1 FLIGHT RECORDER
INDEPENDENT POWER
SUPPLY AS PER BTC 31-
040-00-01 AND FOUND
THE PART NUMBER 866-
0085-102 THEREFORE
NO TEST REQUIRED.
8/23/22 ADD/HG B787- ET-AYC ETCAA INSP-AC X x x 34 PERFORMED FNC OF 2 TSFN8006QE07
RWIDEB 8(GENX- THE ATC
ODY/TR 1B) TRANSPONDER SYSTEM
ACK1 AS PER BTC 34-005-00-
01 AND FOUND
OPERATIONAL.
8/23/22 ADD/HG B787- ET-AYC ETCAA CAT-B2 X x x 34 PERFORMED FNC OF 0.05 TSFN8006QE07
RWIDEB 8(GENX- THE ATC
ODY/TR 1B) TRANSPONDER SYSTEM
ACK1 AS PER BTC 34-005-00-
01 AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 315 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/23/22 ADD/HG B787- ET-AYC ETCAA INSP-AC X x x 34 PERFORMED 2 TSFN8009M763

RWIDEB 8(GENX- INSPECTION OF
ODY/TR 1B) BOTTOM TCAS
ACK1 ANTENNA COAXIAL
CABLE AND
AERODYNAMIC FILLET
SEAL ASPER DMC-B787-
A-34-42-05-02A-
520A/720A-A AND NO
PROBLEM FOUND.
8/23/22 ADD/HG B787- ET-AYC ETCAA CAT-B1 X x x 34 PERFORMED 4 TSFN8009M763
RWIDEB 8(GENX- INSPECTION OF
ODY/TR 1B) BOTTOM TCAS
ACK1 ANTENNA COAXIAL
CABLE AND
AERODYNAMIC FILLET
SEAL ASPER DMC-B787-
A-34-42-05-02A-
520A/720A-A AND NO
PROBLEM FOUND.

Revision Number 06, 12 OCT 2021 Page 316 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/7/22 ADD/HG B787- ET-ASH ETCAA INSP-AC X X x x 23 R/I: PERFORMED R/I OF 1 TSFN8009JR5C
RWIDEB 8(GENX- HF ANTENNA COUPLER
ODY/TR 1B) AS PER DMC-B787-A-23-
ACK1 11-03-00B-520A-A./720A-
A Rev 162 · 31 Aug
2022.AND FOUND
OPERATIONAL.
9/7/22 ADD/HG B787- ET-ASH ETCAA CAT-B1 X X x x 23 R/I: PERFORMED R/I OF 0.01667 TSFN8009JR5C
RWIDEB 8(GENX- HF ANTENNA COUPLER
ODY/TR 1B) AS PER DMC-B787-A-23-
ACK1 11-03-00B-520A-A./720A-
A Rev 162 · 31 Aug
2022.AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 317 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/7/22 ADD/HG B787- ET-ASH ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.5 TSFN8009D2P4
RWIDEB 8(GENX- MAINTENANCE SYSTEM-
ODY/TR 1B) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A.
9/7/22 ADD/HG B787- ET-ASH ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.5 TSFN8009D2P4
RWIDEB 8(GENX- MAINTENANCE SYSTEM-
ODY/TR 1B) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A.

Revision Number 06, 12 OCT 2021 Page 318 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/7/22 ADD/HG B787- ET-ASH ETCAA CAT-B1 X x x 34 PERFORMED 4 TSFN8009M754

RWIDEB 8(GENX- INSPECTION OF
ODY/TR 1B) BOTTOM TCAS
ACK1 ANTENNA COAXIAL
CABLE AND
AERODYNAMIC FILLET
SEAL I.A.W DMC-B787-A-
34-42-05-02A-520A/720A-
A<br>AND NO
DISCREPANCY FOUND.
9/15/22 ADD/HG B787- ET-ARF ETCAA INSP-AC X x x 23 PERFORMED 1 TSFN80092RJA
RWIDEB 8(GENX- FUNCTIONAL TEST OF
ODY/TR 1B) THE ELT PER DMC-B787-
ACK1 A-23-24-01-01A-340A-
A\ITEM-1\PARAGRAPH-
C.GMJ · Rev 162 · 31 Aug
2022 AND FOUND
FUNCTIONAL.

Revision Number 06, 12 OCT 2021 Page 319 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/15/22 ADD/HG B787- ET-ARF ETCAA CAT-B2 X x x 23 PERFORMED 0.1 TSFN80092RJA

RWIDEB 8(GENX- FUNCTIONAL TEST OF
ODY/TR 1B) THE ELT PER DMC-B787-
ACK1 A-23-24-01-01A-340A-
A\ITEM-1\PARAGRAPH-
C.GMJ · Rev 162 · 31 Aug
2022 AND FOUND
FUNCTIONAL.
9/15/22 ADD/HG B787- ET-ARF ETCAA INSP-AC X X x x 24 PERFORMED 1 TSFN8009RG0G
RWIDEB 8(GENX- INVENTORY EO TO
ODY/TR 1B) IDENTIFY THE SERIAL
ACK1 NUMBER(S/N) OF B787-
8/9 A/C P700 AND P800
HIGH VOLTAGE DIRECT
CURRENT(HVDC) RACK
AND PANEL AS PER
Collins SB7000426-24-
2,Dated 07,March 2022

Revision Number 06, 12 OCT 2021 Page 320 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/15/22 ADD/HG B787- ET-ARF ETCAA CAT-B2 X X x x 24 PERFORMED 1 TSFN8009RG0G

RWIDEB 8(GENX- INVENTORY EO TO
ODY/TR 1B) IDENTIFY THE SERIAL
ACK1 NUMBER(S/N) OF B787-
8/9 A/C P700 AND P800
HIGH VOLTAGE DIRECT
CURRENT(HVDC) RACK
AND PANEL AS PER
Collins SB7000426-24-
2,Dated 07,March 2022
9/15/22 ADD/HG B787- ET-ARF ETCAA INSP-AC X x x 34 PERFORMED LEFT WXR 1 TSFN8009RQ19
RWIDEB 8(GENX- OPERATIONAL TEST AS
ODY/TR 1B) PER DMC-B787-A-34-40-
ACK1 F2-38A-421A-AGMJ · Rev
162 · 31 Aug 2022 AND
FAULT CLEARED.

Revision Number 06, 12 OCT 2021 Page 321 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/16/22 ADD/LIN B787- ET-AOU ETCAA INSP-AC x x 45 PERFORMED CENTRAL 1 TSFN8009S25V

E 8(GENX- MAINTENANCE
1B) SYSTEMS - CENTRALL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER AMM procedure
B787-A-45-11-00-47A-
110B-A 787-FTD-23-
16003, Dated 26-Apr-2016
AND TEST PASSED
9/16/22 ADD/LIN B787- ET-AOU ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN8009S25V
E 8(GENX- MAINTENANCE
1B) SYSTEMS - CENTRALL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER AMM procedure
B787-A-45-11-00-47A-
110B-A 787-FTD-23-
16003, Dated 26-Apr-2016
AND TEST PASSED

Revision Number 06, 12 OCT 2021 Page 322 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/16/22 ADD/LIN B787- ET-AOU ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8009S26N
E 8(GENX- MAINTENANCE
1B) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1AND
TEST PASSED AS PER
787 FTD-45-17001, dated
19-July-2019.
9/16/22 ADD/LIN B787- ET-AOU ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN8009S26N
E 8(GENX- MAINTENANCE
1B) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1AND
TEST PASSED AS PER
787 FTD-45-17001, dated
19-July-2019.

Revision Number 06, 12 OCT 2021 Page 323 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/16/22 ADD/LIN B787- ET-AOU ETCAA INSP-AC X X x x 24 PERFORMED 1 TSFN8009RG2

E 8(GENX- INVENTORY EO TO W
1B) IDENTIFY THE SERIAL
NUMBER(S/N) OF B787-
8/9 A/C P700 AND P800
HIGH VOLTAGE DIRECT
CURRENT(HVDC) RACK
AND PANEL IAW Collins
SB7000426-24-2,Dated
07,March 2022
9/16/22 ADD/LIN B787- ET-AOU ETCAA CAT-B2 X X x x 24 PERFORMED 1 TSFN8009RG2
E 8(GENX- INVENTORY EO TO W
1B) IDENTIFY THE SERIAL
NUMBER(S/N) OF B787-
8/9 A/C P700 AND P800
HIGH VOLTAGE DIRECT
CURRENT(HVDC) RACK
AND PANEL IAW Collins
SB7000426-24-2,Dated
07,March 2022

Revision Number 06, 12 OCT 2021 Page 324 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/16/22 ADD/LIN B787- ET-AOU ETCAA INSP-AC X x x 46 PERFORMED 0.2 TSFN8009RTM2

E 8(GENX- DOWNLOAD OF ACMF
1B) CPL FILE FROM CIS-MS
MSD TO ML & GND
NTWRK IAW DMC-B787-
A-46-12-04-02A-110B-A
9/16/22 ADD/LIN B787- ET-AOU ETCAA CAT-B2 X x x 46 PERFORMED 0.1 TSFN8009RTM2
E 8(GENX- DOWNLOAD OF ACMF
1B) CPL FILE FROM CIS-MS
MSD TO ML & GND
NTWRK IAW DMC-B787-
A-46-12-04-02A-110B-A
9/16/22 ADD/LIN B787- ET-AOU ETCAA CAT-B2 X x x 46 PERFORMED 0.2 TSFN8009HCXZ
E 8(GENX- DOWNLOAD FULL
1B) FLIGHT DATA (FFD) IAW
AMM B787-A-46-13-00-
02A-110B-A.

Revision Number 06, 12 OCT 2021 Page 325 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/16/22 ADD/LIN B787- ET-AOU ETCAA INSP-AC X x x 23 PERFORMED FIXED 1 TSFN8009114G

E 8(GENX- EMERGENCY LOCATOR
1B) TRANSMITTER ELT
CODING VERIFICATION
AND OPERATIONAL
CHECK AS PER DMC-
B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A AND
FOUND OPERATIONAL.
9/16/22 ADD/LIN B787- ET-AOU ETCAA CAT-B2 X x x 23 PERFORMED FIXED 0.1 TSFN8009114G
E 8(GENX- EMERGENCY LOCATOR
1B) TRANSMITTER ELT
CODING VERIFICATION
AND OPERATIONAL
CHECK AS PER DMC-
B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A AND
FOUND OPERATIONAL.
9/16/22 ADD/LIN B787- ET-AOU ETCAA INSP-AC X x x 46 PERFORMED 0.5 TSFN8009HCXZ
E 8(GENX- DOWNLOAD FULL
1B) FLIGHT DATA (FFD) IAW
AMM B787-A-46-13-00-
02A-110B-A.

Revision Number 06, 12 OCT 2021 Page 326 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/16/22 ADD/LIN B787- ET-AOU ETCAA INSP-AC x x 28 PERFORMED 2 TSFN8009R0AJ

E 8(GENX- REPLACMENT OF PIN 10
1B) ON BOTH DP200P22A
AND P200_J22A PLUGS
AS PER . PERFORMED
FORWARD LEFT BOOST
PUMP LRU
REPLACMENT TEST AS
PER DMC-B787-A-28-22-
05-00A-720A-A STEP H
REV 162 DATED 31 AUG
2022 AND FOUND
OPERATIONAL; FAULT IS
CLEARED.
9/17/22 ADD/LIN B787- ET-ATH ETCAA INSP-AC X x x 46 PERFORMED 1 TSFN8009S2T6
E 8(TRT- DOWNLOAD OF ACMF
1000) CONTINUOUS
PARAMETER LOGGING
FILE FROM CIS-MS MSD
TO ML AND THEN TO
GROUND NETWORK AS
PER DMC-B787-A-46-12-
04-02A-110B-A.

Revision Number 06, 12 OCT 2021 Page 327 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/17/22 ADD/LIN B787- ET-ATH ETCAA CAT-B2 X x x 46 PERFORMED 0.1 TSFN8009S2T6

E 8(TRT- DOWNLOAD OF ACMF
1000) CONTINUOUS
PARAMETER LOGGING
FILE FROM CIS-MS MSD
TO ML AND THEN TO
GROUND NETWORK AS
PER DMC-B787-A-46-12-
04-02A-110B-A.
9/18/22 ADD/LIN B787- ET-ATI ETCAA INSP-AC X x 31 WITNESSED THAT TEST 1 TSFN80088W3K
E 8(TRT- IS NOT NECCESSORY
1000) FOR THIS TASK
BECAUSE OF THE PART
NUMBER 866-0085-102.
9/18/22 ADD/LIN B787- ET-ATI ETCAA CAT-B2 X x 31 WITNESSED THAT TEST 0.1 TSFN80088W3K
E 8(TRT- IS NOT NECCESSORY
1000) FOR THIS TASK
BECAUSE OF THE PART
NUMBER 866-0085-102.

Revision Number 06, 12 OCT 2021 Page 328 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/22/22 ADD/HG B787- ET-ATJ ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.5 TSFN8009B69C
RWIDEB 8(TRT- MAINTENANCE SYSTEM-
ODY/TR 1000) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AND SENT TO
GROUND NETWORK AS
PER DMC-B787-A-45-11-
00-68A-110B-A Rev 162 ·
31 Aug 2022

Revision Number 06, 12 OCT 2021 Page 329 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/22/22 ADD/HG B787- ET-ATJ ETCAA INSP-AC x x 45 PERFORMED CENTRAL 1 TSFN8009B69C

RWIDEB 8(TRT- MAINTENANCE SYSTEM-
ODY/TR 1000) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AND SENT TO
GROUND NETWORK AS
PER DMC-B787-A-45-11-
00-68A-110B-A Rev 162 ·
31 Aug 2022
9/22/22 ADD/HG B787- ET-ATJ ETCAA INSP-AC X x x 45 PERFORMED GPM LRU 0.5 TSFN8009SYSC
RWIDEB 8(TRT- REPLACEMENT
ODY/TR 1000) GROUND TEST ON GPM
ACK1 L6, IN ACCORDANCE
WITH AMM PROCEDURE
B787-A-45-11-00-47A-
110B-A Rev 162 · 31 Aug
2022. AND TEST PASSED

Revision Number 06, 12 OCT 2021 Page 330 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/22/22 ADD/HG B787- ET-ATJ ETCAA CAT-B2 X x x 45 PERFORMED GPM LRU 0.25 TSFN8009SYSC
RWIDEB 8(TRT- REPLACEMENT
ODY/TR 1000) GROUND TEST ON GPM
ACK1 L6, IN ACCORDANCE
WITH AMM PROCEDURE
B787-A-45-11-00-47A-
110B-A Rev 162 · 31 Aug
2022. AND TEST PASSED
9/22/22 ADD/HG B787- ET-ATJ ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN8009SYSF
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019.AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 331 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/22/22 ADD/HG B787- ET-ATJ ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8009SYSF
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019.AND
TEST PASSED.
10/6/22 ADD/LIN B787- ET-AUR ETCAA INSP-AC X x x 45 PERFORMED ONBOARD 0.5 TSFN8009QSPE
E 8(TRT- DATA LOAD FUNCTION
1000) NAVIGATION DATABASE
SOFTWARE
INSTALLATION-SW
CHANGE AS PER DMC-
B787-A-45-13-00-00A-
750A-A. REV NO 162, 31-
AUG-2022

Revision Number 06, 12 OCT 2021 Page 332 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/6/22 ADD/LIN B787- ET-AUR ETCAA CAT-B2 X x x 45 PERFORMED ONBOARD 0.5 TSFN8009QSPE
E 8(TRT- DATA LOAD FUNCTION
1000) NAVIGATION DATABASE
SOFTWARE
INSTALLATION-SW
CHANGE AS PER DMC-
B787-A-45-13-00-00A-
750A-A. REV NO 162, 31-
AUG-2022
10/6/22 ADD/LIN B787- ET-AUR ETCAA CAT-B2 X x x 46 PERFORMED 0.5 TSFN8009QZA5
E 8(TRT- INFORMATION SYSTEMS
1000) - INSTALLATION OF EFB
SOFTWARE LOADS
(AIRPORT MOVING MAP
DATABASE) ON B787
EFB SYSTEM- FOPTS
REQUIREMENT. AS PER
DMC-B787-A-46-11-07-
02A-720A-A.REV N0162,
31-AUG-2022.

Revision Number 06, 12 OCT 2021 Page 333 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/6/22 ADD/LIN B787- ET-AUR ETCAA INSP-AC x x 46 PERFORMED 0.5 TSFN8009QSPP

E 8(TRT- INFORMATION SYSTEMS
1000) - ELECTRONIC FLIGHT
BAG ELECTRONIC UNIT -
B787 ENROUTE CHART
DATABASE UPDATE AS
PER DMC-B787-A-46-11-
07-02A-750A-A. REVNO,
162, 31-AUG-2022.
10/6/22 ADD/LIN B787- ET-AUR ETCAA CAT-B2 x x 46 PERFORMED 0.1 TSFN8009QSPP
E 8(TRT- INFORMATION SYSTEMS
1000) - ELECTRONIC FLIGHT
BAG ELECTRONIC UNIT -
B787 ENROUTE CHART
DATABASE UPDATE AS
PER DMC-B787-A-46-11-
07-02A-750A-A. REVNO,
162, 31-AUG-2022.

Revision Number 06, 12 OCT 2021 Page 334 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/6/22 ADD/HG B787- ET-AOR ETCAA AMT X X x 24 PERFORMED 1 TSFN8009RFXQ

RWIDEB 8(GENX- INVENTORY EO TO
ODY/TR 1B) IDENTIFY THE SERIAL
ACK1 NUMBER(S/N) OF B787-
8/9 A/C P700 AND P800
HIGH VOLTAGE DIRECT
CURRENT(HVDC) RACK
AND PANEL AS PER
Collins SB7000426-24-
2,Dated 07,March 2022
10/6/22 ADD/HG B787- ET-AOR ETCAA AMT X x 34 PERFORMED 2 TSFN8009M74L
RWIDEB 8(GENX- INSPECTION OF
ODY/TR 1B) BOTTOM TCAS
ACK1 ANTENNA COAXIAL
CABLE AND
AERODYNAMIC FILLET
SEAL AS PER DMC-B787-
A-34-42-05-02A-
520A/720A-A REV162 :31
AUG 2021 NO PROBLEM
FOUND.

Revision Number 06, 12 OCT 2021 Page 335 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/6/22 ADD/HG B787- ET-AOR ETCAA CAT-B2 X x x 46 PERFORMED 0.2 TSFN8009L302

RWIDEB 8(GENX- DOWNLOAD FULL
ODY/TR 1B) FLIGHT DATA (FFD) IAW
ACK1 AMM B787-A-46-13-00-
02A-110B-A.
REV162:31AUG2022.
10/6/22 ADD/HG B787- ET-AOR ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.5 TSFN8009N8C5
RWIDEB 8(GENX- MAINTENANCE SYSTEM-
ODY/TR 1B) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-
A.REV162:31AUG2022.

Revision Number 06, 12 OCT 2021 Page 336 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/6/22 ADD/HG B787- ET-AOR ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.5 TSFN8009N8C5
RWIDEB 8(GENX- MAINTENANCE SYSTEM-
ODY/TR 1B) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-
A.REV162:31AUG2022.
10/6/22 ADD/HG B787- ET-AOR ETCAA INSP-AC X x x 46 PERFORMED 0.5 TSFN8009L302
RWIDEB 8(GENX- DOWNLOAD FULL
ODY/TR 1B) FLIGHT DATA (FFD) IAW
ACK1 AMM B787-A-46-13-00-
02A-110B-A.
REV162:31AUG2022.

Revision Number 06, 12 OCT 2021 Page 337 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/7/22 ADD/LIN B787- ET-ASI ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8009TV08
E 8(GENX- MAINTENANCE
1B) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AND
TEST PASSED AS PER
B787-A-45-11-00-47A-
110B-A. REV162/31-AUG-
2022/787 FTD-45-17001,
dated 19-July-2019.
10/7/22 ADD/LIN B787- ET-ASI ETCAA CAT-B2 X x x 23 PERFORMED FIXED 0.1 TSFN800933ZC
E 8(GENX- EMERGENCY LOCATOR
1B) TRANSMITTER ELT
CODING VERIFICATION
AND OPERATIONAL
CHECK AS PER DMC-
B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A REV
162/ 31-AUG-2022 AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 338 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/7/22 ADD/LIN B787- ET-ASI ETCAA CAT-B2 x x 20 OPERATIONALLY 0.05 TSFN8009712Y

E 8(GENX- CHECKED P300 AND
1B) P400 PANEL
ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01/ITEM-1
PARAGRAPH B/.AND
TEST PASSED.
10/7/22 ADD/LIN B787- ET-ASI ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN8009TRFM
E 8(GENX- MAINTENANCE
1B) SYSTEMS - CENTRALL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AND
TEST PASSED AS PER
B787-A-45-11-00-47A-
110B-A.REV 162/31-AUG-
2022/787-FTD-23-16003,
Dated 26-Apr-2016

Revision Number 06, 12 OCT 2021 Page 339 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/7/22 ADD/LIN B787- ET-ASI ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.5 TSFN8009TRFM
E 8(GENX- MAINTENANCE
1B) SYSTEMS - CENTRALL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AND
TEST PASSED AS PER
B787-A-45-11-00-47A-
110B-A.REV 162/31-AUG-
2022/787-FTD-23-16003,
Dated 26-Apr-2016
10/7/22 ADD/LIN B787- ET-ASI ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN8009TV08
E 8(GENX- MAINTENANCE
1B) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AND
TEST PASSED AS PER
B787-A-45-11-00-47A-
110B-A. REV162/31-AUG-
2022/787 FTD-45-17001,
dated 19-July-2019.

Revision Number 06, 12 OCT 2021 Page 340 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/7/22 ADD/LIN B787- ET-ASI ETCAA INSP-AC x x 20 OPERATIONALLY 0.5 TSFN8009712Y

E 8(GENX- CHECKED P300 AND
1B) P400 PANEL
ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01/ITEM-1
PARAGRAPH B/.AND
TEST PASSED.
10/7/22 ADD/LIN B787- ET-ASI ETCAA INSP-AC X x x 23 PERFORMED FIXED 1 TSFN800933ZC
E 8(GENX- EMERGENCY LOCATOR
1B) TRANSMITTER ELT
CODING VERIFICATION
AND OPERATIONAL
CHECK AS PER DMC-
B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A REV
162/ 31-AUG-2022 AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 341 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/13/22 ADD/LIN B787- ET-ATH ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN8009VCW
E 8(TRT- MAINTENANCE M
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
TEST PASSED .
10/13/22 ADD/LIN B787- ET-ATH ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN8009VCW
E 8(TRT- MAINTENANCE M
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
TEST PASSED .

Revision Number 06, 12 OCT 2021 Page 342 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/15/22 ADD/LIN B787- ET-AOU ETCAA AMT X x 45 PERFORMED CENTRAL 0.33333 TSFN8009VXBQ
E 8(GENX- MAINTENANCE
1B) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
FOUND OPERATIONAL.
10/15/22 ADD/LIN B787- ET-AOU ETCAA AMT X x 45 PERFORMED CENTRAL 1 TSFN8009VXBY
E 8(GENX- MAINTENANCE
1B) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 343 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/20/22 ADD/HG B787- ET-AXS ETCAA AMT X x 46 PERFORMED 0.5 TSFN8009KX7F

RWIDEB 8(GENX- DOWNLOAD OF FULL
ODY/TR 1B) FLIGHT DATA (FFD) AS
ACK2 PER AMM B787-A-46-13-
00-02A-110B-A REV
NO.163;30SEP2022
10/20/22 ADD/HG B787- ET-AXS ETCAA INSP-AC X x x 46 PERFORMED 0.2 TSFN8009WMS
RWIDEB 8(GENX- DOWNLOAD OF ACMF 4
ODY/TR 1B) CPL FILE FROM CIS-MS
ACK2 MSD TO ML & GND
NTWRK AS PER DMC-
B787-A-46-12-04-02A-
110B-A Rev 163 · 30 Sep
2022

Revision Number 06, 12 OCT 2021 Page 344 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/20/22 ADD/HG B787- ET-AXS ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.5 TSFN8009KXQT
RWIDEB 8(GENX- MAINTENANCE SYSTEM-
ODY/TR 1B) CENTRAL
ACK2 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A Rev 163 · 30 Sep
2022
10/20/22 ADD/HG B787- ET-AXS ETCAA CAT-B2 X x x 46 PERFORMED 0.1 TSFN8009WMS
RWIDEB 8(GENX- DOWNLOAD OF ACMF 4
ODY/TR 1B) CPL FILE FROM CIS-MS
ACK2 MSD TO ML & GND
NTWRK AS PER DMC-
B787-A-46-12-04-02A-
110B-A Rev 163 · 30 Sep
2022

Revision Number 06, 12 OCT 2021 Page 345 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/20/22 ADD/HG B787- ET-AXS ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.5 TSFN8009KXQT
RWIDEB 8(GENX- MAINTENANCE SYSTEM-
ODY/TR 1B) CENTRAL
ACK2 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A Rev 163 · 30 Sep
2022
10/23/22 ADD/HG B787- ET-AOQ ETCAA AMT X x 46 DOWNLOADED OF ACMF 1 TSFN8009X0F1
RWIDEB 8(GENX- CPL FILE FROM CIS-MS
ODY/TR 1B) MSD TO ML & GND
ACK1 NTWRK IAW DMC-B787-
A-46-12-04-02A-110B-A

Revision Number 06, 12 OCT 2021 Page 346 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

10/23/22 ADD/HG B787- ET-AOQ ETCAA INSP-AC X x x 23 PERFORMED FIXED 1 TSFN80096ZCM

RWIDEB 8(GENX- EMERGENCY LOCATOR
ODY/TR 1B) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK AS PER DMC-
B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A
REV163 DATED SEP31
2022 AND FOUND
OPERATIONAL.
10/23/22 ADD/HG B787- ET-AOQ ETCAA CAT-B2 X x x 23 PERFORMED FIXED 0.1 TSFN80096ZCM
RWIDEB 8(GENX- EMERGENCY LOCATOR
ODY/TR 1B) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK AS PER DMC-
B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A
REV163 DATED SEP31
2022 AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 347 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/12/22 ADD/LIN B787- ET-AUR ETCAA AMT x 20 OPERATIONALLY 0.65 TSFN80098KBU

E 8(TRT- CHECKED P300 AND
1000) P400 PANEL
ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01/ITEM-1
PARAGRAPH B/. AND
FOUND OPERATIONAL.
11/12/22 ADD/LIN B787- ET-AUR ETCAA AMT X x 45 PERFORMED CENTRAL 1 TSFN800A09DT
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 348 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/12/22 ADD/LIN B787- ET-AUR ETCAA AMT X x 45 PERFORMED CENTRAL 0.3 TSFN800A081K
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
FOUND OPERATIONAL.
11/17/22 ADD/HG B787- ET-ASH ETCAA AMT X x QE DONE VOLTAGE 1 TSFN800A0UP5
RWIDEB 8(GENX- CHECK,WIRING CHECK
ODY/TR 1B) OF THE MEDC, VFSG L1
ACK1 AS PER STEP 4 OF FIM
MMSG 24-16591 AS PER
[DMC-B787-A-24-10-F1-
69A-421A-A] FOUND
NORMAL.
11/18/22 ADD/HG B787- ET-AOT ETCAA AVO x 23 PERFORMED SATCOM 1 TSFN800A1AUJ
RWIDEB 8(GENX- SYSTEM OPERATIONAL
ODY/TR 1B) CHECK AS PER DMC-
ACK1 B787-A-23-15-00-01A-
320A-A REV GMJ · Rev
164 · 31 Oct 2022 AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 349 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

11/18/22 ADD/HG B787- ET-AOT ETCAA AMT x 77 PERFORMED 1 TSFN800884Z4

RWIDEB 8(GENX- SOFTWARE
ODY/TR 1B) CONFIGURATION
ACK1 CHECK AND FOUND THE
SOFTWARES ALREADY
INSTALLED AS PER SB
77-0013 R00, Issued: 21-
Dec-2017
12/2/22 ADD/LIN B787- ET-AOV ETCAA AMT X x 31 PERFORMED 1 TSFN8008LLA4
E 8(GENX- DOWNLOAD OF THE
1B) COCKPIT VOICE
RECORDER (CVR) AND
DATA LINK RECORDER
(DLR) DATA TO CHECK
VALIDITY, QUALITY AND
SYSTEM CALIBRATION
AS REQUIRED AS PER
DMC-B787-A-31-31-00-
09A-110B-A.

Revision Number 06, 12 OCT 2021 Page 350 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/2/22 ADD/LIN B787- ET-AOV ETCAA AMT X X x 34 TS:R/I; FOUND LEFT INR 1 TSFN800A2UCZ
E 8(GENX- INOPERATIVE AND
1B) REPLACED LEFT INR AS
PER DMC-B787-A-34-31-
07-00A-520A/720A-A Rev
164 · 31 Oct 2022 AND
PERFORMED
REPLACMENT TEST AND
FOUND OPERATIONAL,
FAULT CLEARED.
12/3/22 ADD/HG B787- ET-AUP ETCAA AMT X x 34 PERFORMED LOW 0.5 TSFN8007N80H
RWIDEB 8(TRT- RANGE RADIO
ODY/TR 1000) ALTIMETER SYSTEM
ACK1 TEST PER AMM DMC-
B787-A-34-33-00-00A-
300B-A Rev 164 · 31 Oct
2022 AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 351 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/3/22 ADD/HG B787- ET-AUP ETCAA AMT x 45 PERFORMED CENTRAL 0.33333 TSFN800A2LZ5
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
FOUND OPERATIONAL.
12/3/22 ADD/HG B787- ET-AUP ETCAA AMT X x 22 PERFORMED 0.5 TSFN8007N80C
RWIDEB 8(TRT- AUTOPILOT FLIGHT
ODY/TR 1000) DIRECTOR SYSTEM
ACK1 MODE CONTROL PANEL
OPERATIONAL TEST
PER AMM DMC-B787-A-
22-11-00-16A-320A-A.
Rev 164 · 31 Oct 2022
AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 352 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/3/22 ADD/HG B787- ET-AUP ETCAA AMT X x 31 PERFORMED 1 TSFN8008QM3T

RWIDEB 8(TRT- DOWNLOAD OF THE
ODY/TR 1000) COCKPIT VOICE
ACK1 RECORDER (CVR) AND
DATA LINK RECORDER
(DLR) DATA TO CHECK
VALIDITY, QUALITY AND
SYSTEM CALIBRATION
AS REQUIRED AS PER
DMC-B787-A-31-31-00-
09A-110B-A Rev 164 · 31
Oct 2022.
12/3/22 ADD/HG B787- ET-AUP ETCAA AMT X x 45 PERFORMED CENTRAL 1 TSFN800A2CBX
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 353 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/3/22 ADD/HG B787- ET-AUP ETCAA AMT X x 46 PERFORMED 1 TSFN8009QFJE

RWIDEB 8(TRT- INFORMATION SYSTEMS
ODY/TR 1000) - OBEDS - DOWNLOAD
ACK1 AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY AS PER
787-FTD-46-16002, Dated
21-Feb-2019
12/7/22 ADD/LIN B787- ET-AUR ETCAA AMT x 46 PERFORMED 1 TSFN800A3MS1
E 8(TRT- DOWNLOAD OF LIFING
1000) DATA (ELIFE) ON TRENT
1000 OPERATED B787s
AS PER DMC-B787-A-46-
13-00-02A-110B-A Rev
165 · 30 Nov 2022
12/7/22 ADD/LIN B787- ET-AUR ETCAA AMT X x 46 PERFORMED 1 TSFN800A3NM3
E 8(TRT- DOWNLOAD OF ACMF
1000) CPL FILE FROM CIS-MS
MSD TO ML & GND
NTWRK IAW DMC-B787-
A-46-12-04-02A-110B-A
REV 165 · 30 Nov 2022

Revision Number 06, 12 OCT 2021 Page 354 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/7/22 ADD/LIN B787- ET-AUR ETCAA AMT x QE CHECKED FOR 2 TSFN800A3ZMV

E 8(TRT- CONTUNITY AND FOUND
1000) ALL NORMAL EXCEPT
DM7411001A PIN 2 WITH
GROUND OPEN.
PERFORMED
ELECTRICAL
CONNECTION GENERAL
VISUAL INSPECTION
AND FOUND
D80102J/80002P LOSSE.
SECURED THE PLUG
AND PERFORMED TEST
32- IGNITION SYSTEM
TEST AS PER DMC-B787-
A-R71-00-00-37B-300B-A
Rev 165 · 30 Nov 2022
AND FAULT CLEARED.

Revision Number 06, 12 OCT 2021 Page 355 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/11/22 ADD/HG B787- ET-AOT ETCAA AMT X X x 47 TS: PERFORMED 1 TSFN800A3M34

RWIDEB 8(GENX- WIRING CHECK AS PER
ODY/TR 1B) THE MO AND WDM 47-
ACK1 00-11 NGS AIR SUPPLY
PACK AND FOUND
NORMAL. SWAPPED
RPDU 22 M3 WITH RPDU
21 M3 AS PER DMC-
B787-A-24-71-05-00A-
520A/720A-A.
PERFORMED RDC 21
LRU REPLACMENT TEST
AS PER DMC-B787-A-42-
21-07-00A-720A-A AND
NGS AIR OFF TEST AS
PER DMC-B787-A-47-11-
00-01A-110A-A REV Rev
165 · 30 Nov 2022 AND
TEST PASSED. FAULT
CLEARED

Revision Number 06, 12 OCT 2021 Page 356 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/12/22 ADD/LIN B787- ET-AOR ETCAA AMT X x 34 PERFORMED EARTH 1 TSFN800A3P08

E 8(GENX- REFERENCE SYSTEM
1B) OPERATIONAL TEST AS
PER DMC-B787-A-34-21-
00-00A-320A-A Rev 165 ·
30 Nov 2022 AND FOUND
OPERATIONAL.FAULT IS
CLEARED.
12/12/22 ADD/LIN B787- ET-AOR ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.5 TSFN8009V0D3
E 8(GENX- MAINTENANCE SYSTEM-
1B) CENTRAL
MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT I.A.W. DMC-
B787-A-45-11-00-68A-
110B-A Rev 165 · 30 Nov
2022.

Revision Number 06, 12 OCT 2021 Page 357 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/12/22 ADD/LIN B787- ET-AOR ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.5 TSFN8009V0D3
E 8(GENX- MAINTENANCE SYSTEM-
1B) CENTRAL
MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT I.A.W. DMC-
B787-A-45-11-00-68A-
110B-A Rev 165 · 30 Nov
2022.
12/12/22 ADD/HG B787- ET-AOQ ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800A4KQN
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1
I.A.W.787 FTD-45-17001,
dated 19-July-2019. AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 358 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/12/22 ADD/HG B787- ET-AOQ ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800A3QDX
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
FOUND OPERATIONAL.
12/12/22 ADD/HG B787- ET-AOQ ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.5 TSFN8009SQA9
RWIDEB 8(GENX- MAINTENANCE SYSTEM-
ODY/TR 1B) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A Rev 165 · 30 Nov
2022

Revision Number 06, 12 OCT 2021 Page 359 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/12/22 ADD/HG B787- ET-AOQ ETCAA CAT-B2 X x x 46 PERFORMED 0.2 TSFN8009SQAN

RWIDEB 8(GENX- DOWNLOAD OF FULL
ODY/TR 1B) FLIGHT DATA (FFD) AS
ACK1 PER AMM B787-A-46-13-
00-02A-110B-A Rev 165 ·
30 Nov 2022
12/12/22 ADD/HG B787- ET-AOQ ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800A4KQN
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1
I.A.W.787 FTD-45-17001,
dated 19-July-2019. AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 360 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/12/22 ADD/HG B787- ET-AOQ ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800A3QDX
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
FOUND OPERATIONAL.
12/12/22 ADD/HG B787- ET-AOQ ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.5 TSFN8009SQA9
RWIDEB 8(GENX- MAINTENANCE SYSTEM-
ODY/TR 1B) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A Rev 165 · 30 Nov
2022

Revision Number 06, 12 OCT 2021 Page 361 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/12/22 ADD/HG B787- ET-AOQ ETCAA INSP-AC X x x 46 PERFORMED 0.5 TSFN8009SQAN

RWIDEB 8(GENX- DOWNLOAD OF FULL
ODY/TR 1B) FLIGHT DATA (FFD) AS
ACK1 PER AMM B787-A-46-13-
00-02A-110B-A Rev 165 ·
30 Nov 2022
12/20/22 ADD/LIN B787- ET-AOO ETCAA AMT x 24 PERFOMRED BUS BAR 6 TSFN800A50SG
E 8(GENX- 170 REPLACMENT AS
1B) PER CMM 24-61-07 REV
6 JUL 15
2022.<br>PERFORMED
L1 CAC CONTACTOR
BASE PLATE
REPLACMNET AS PER
DMC B787-A-24-09-81-
00A-520A/720A-A REV
165 30 NOV
2022.<br>PERFOMRED
P700 INSTALLATION
TEST AS PER DMC-B787-
A-24-09-70-08A-720A-A
REV 165 30 NOV 2022

Revision Number 06, 12 OCT 2021 Page 362 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/25/22 ADD/LIN B787- ET-AUP ETCAA AMT X x QE PERFORMED WIRING 0.25 TSFN800A3B0V
E 8(TRT- CHECK AS PER WDM 75-
1000) 41-71 AND FOUND
TS7541034 TERMO
COUPLE FAILED.
WAITING FOR PARTS.
12/25/22 ADD/HG B787- ET-AUP ETCAA AMT X x QE PERFORMED WIRING 0.01667 TSFN800A629N
RWIDEB 8(TRT- CHECK AS PER WDM 30-
ODY/TR 1000) 21-11 AND FOUND
ACK1 WIRING NORMAL.
12/26/22 ADD/LIN B787- ET-AOP ETCAA INSP-AC x x 24 PERFORMED 4 TSFN8007EC6K
E 8(GENX- ELECTRICAL POWER-
1B) POWER DISTRIBUTION
SYSTEM-HIGH VOLTAGE
DC P700 CABIN AIR
COMPRESSOR
CONTACTOR CHANGE.
AS PER Boeing 787
SB240080-00 Issue 001,
17 Sep 2020.

Revision Number 06, 12 OCT 2021 Page 363 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/26/22 ADD/LIN B787- ET-AOP ETCAA CAT-B2 x x 24 PERFORMED 4 TSFN8007EC6K

E 8(GENX- ELECTRICAL POWER-
1B) POWER DISTRIBUTION
SYSTEM-HIGH VOLTAGE
DC P700 CABIN AIR
COMPRESSOR
CONTACTOR CHANGE.
AS PER Boeing 787
SB240080-00 Issue 001,
17 Sep 2020.
12/26/22 ADD/LIN B787- ET-AOP ETCAA INSP-AC x x 24 PERFORMED 4 TSFN8007ECM
E 8(GENX- ELECTRICAL POWER- V
1B) POWER DISTRIBUTION
SYSTEM-HIGH VOLTAGE
DC P800 CABIN AIR
COMPRESSOR
CONTACTOR CHANGE.
AS PER Boeing 787
SB240080-00 Issue 001,
17 Sep 2020.

Revision Number 06, 12 OCT 2021 Page 364 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/26/22 ADD/LIN B787- ET-AOP ETCAA CAT-B2 x x 24 PERFORMED 4 TSFN8007ECM

E 8(GENX- ELECTRICAL POWER- V
1B) POWER DISTRIBUTION
SYSTEM-HIGH VOLTAGE
DC P800 CABIN AIR
COMPRESSOR
CONTACTOR CHANGE.
AS PER Boeing 787
SB240080-00 Issue 001,
17 Sep 2020.
12/26/22 ADD/LIN B787- ET-AOP ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 1 TSFN800A3WT
E 8(GENX- MAINTENANCE SYSTEM D
1B) - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LOADABLE
DIAGNOSTIC
INFORMATION
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450023-00 ISSUE 001
(DATED 14-Oct-2022).

Revision Number 06, 12 OCT 2021 Page 365 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/26/22 ADD/LIN B787- ET-AOP ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 1 TSFN800A3WT

E 8(GENX- MAINTENANCE SYSTEM D
1B) - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LOADABLE
DIAGNOSTIC
INFORMATION
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450023-00 ISSUE 001
(DATED 14-Oct-2022).
12/26/22 ADD/LIN B787- ET-AOP ETCAA CAT-B2 X x x 46 DOWNLOADED OF ACMF 0.1 TSFN800A6834
E 8(GENX- CPL FILE FROM CIS-MS
1B) MSD TO ML & GND
NTWRK AS PER DMC-
B787-A-46-12-04-02A-
110B-A. Rev 165 · 30 Nov
2022

Revision Number 06, 12 OCT 2021 Page 366 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/26/22 ADD/LIN B787- ET-AOP ETCAA INSP-AC X x x 46 DOWNLOADED OF ACMF 0.2 TSFN800A6834
E 8(GENX- CPL FILE FROM CIS-MS
1B) MSD TO ML & GND
NTWRK AS PER DMC-
B787-A-46-12-04-02A-
110B-A. Rev 165 · 30 Nov
2022
12/27/22 ADD/LIN B787- ET-AOP ETCAA INSP-AC X x 34 PERFORMED 2 TSFN800A3ZXK
E 8(GENX- NAVIGATION - FLIGHT
1B) MANAGEMENT
FUNCTION - THRUST
MANAGEMENT BLOCK
POINT 4.1 SOFTWARE
CHANGE - SW CHANGE
I.A.W.BOEING ALERT
SB787-81205-SB340053-
00 ISSUE 001 (DATED 16-
NOV-2022)

Revision Number 06, 12 OCT 2021 Page 367 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/27/22 ADD/LIN B787- ET-AOP ETCAA CAT-B2 X x 34 PERFORMED 2 TSFN800A3ZXK

E 8(GENX- NAVIGATION - FLIGHT
1B) MANAGEMENT
FUNCTION - THRUST
MANAGEMENT BLOCK
POINT 4.1 SOFTWARE
CHANGE - SW CHANGE
I.A.W.BOEING ALERT
SB787-81205-SB340053-
00 ISSUE 001 (DATED 16-
NOV-2022)
12/27/22 ADD/LIN B787- ET-AOV ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800A6P7E
E 8(GENX- MAINTENANCE
1B) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 368 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/27/22 ADD/LIN B787- ET-AOV ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.16667 TSFN800A6P78
E 8(GENX- MAINTENANCE
1B) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6. AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016. AND
TEST PASSED.
12/27/22 ADD/LIN B787- ET-AOV ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN800A6P78
E 8(GENX- MAINTENANCE
1B) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6. AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016. AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 369 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/27/22 ADD/LIN B787- ET-AOV ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800A6P7E
E 8(GENX- MAINTENANCE
1B) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
TEST PASSED.
1/2/23 ADD/LIN B787- ET-ATG ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.25 TSFN800A7DQ
E 8(TRT- MAINTENANCE W
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 I.A.W
787-FTD-23-16003, Dated
26-Apr-2016 AND TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 370 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/2/23 ADD/LIN B787- ET-ATG ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.08333 TSFN800A7DQ
E 8(TRT- MAINTENANCE W
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 I.A.W
787-FTD-23-16003, Dated
26-Apr-2016 AND TEST
PASSED.
1/2/23 ADD/LIN B787- ET-ATG ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800A7JZX
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1
I.A.W.787 FTD-45-17001,
dated 19-July-2019. AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 371 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/2/23 ADD/LIN B787- ET-ATG ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800A7JZX
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1
I.A.W.787 FTD-45-17001,
dated 19-July-2019. AND
TEST PASSED.
1/16/23 ADD/HG B787- ET-AOO ETCAA AMT x 45 PERFORMED CENTRAL 0.5 TSFN800A0FXG
RWIDEB 8(GENX- MAINTENANCE SYSTEM-
ODY/TR 1B) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT IAW DMC-B787-
A-45-11-00-68A-110B-A

Revision Number 06, 12 OCT 2021 Page 372 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/16/23 ADD/HG B787- ET-AOO ETCAA INSP-AC X x x 31 UNCTIONALLY 1 TSFN80091SBW

RWIDEB 8(GENX- CHECKED OF
ODY/TR 1B) ENHANCED AIRBORNE
ACK1 FLIGHT RECORDER
INDEPENDENT POWER
SUPPLY AS PER BTC 31-
040-00-01.
1/16/23 ADD/HG B787- ET-AOO ETCAA CAT-B2 X x x 31 UNCTIONALLY 0.1 TSFN80091SBW
RWIDEB 8(GENX- CHECKED OF
ODY/TR 1B) ENHANCED AIRBORNE
ACK1 FLIGHT RECORDER
INDEPENDENT POWER
SUPPLY AS PER BTC 31-
040-00-01.
1/16/23 ADD/HG B787- ET-AOO ETCAA CAT-B2 X x x 46 DOWNLOADED FULL 0.2 TSFN800A0FW
RWIDEB 8(GENX- FLIGHT DATA (FFD) AS S
ODY/TR 1B) PER AMM B787-A-46-13-
ACK1 00-02A-110B-A
1/16/23 ADD/HG B787- ET-AOO ETCAA INSP-AC X x x 46 DOWNLOADED FULL 0.5 TSFN800A0FW
RWIDEB 8(GENX- FLIGHT DATA (FFD) AS S
ODY/TR 1B) PER AMM B787-A-46-13-
ACK1 00-02A-110B-A

Revision Number 06, 12 OCT 2021 Page 373 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/18/23 ADD/HG B787- ET-ARF ETCAA AMT X x 32 PERFORMED 4 TSFN8009XRDD

RWIDEB 8(GENX- INSPECTION OF MAIN
ODY/TR 1B) LANDING GEAR SIDE
ACK1 BRACE DOWN
INDICATION, DRAG
BRACE DOWN
INDICATION AND
UPLOCKED INDICATION
PROXIMITY SENSORS
HARNESSES - LEFT
HAND AS PER DMC-
B787-A-32-11-31-00A-
520A-A/720A-A WDM 32-
61-11 AND NO DEFFECT
OR FAULT FOUND.

Revision Number 06, 12 OCT 2021 Page 374 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/18/23 ADD/HG B787- ET-ARF ETCAA AMT X x 32 PERFORMED 4 TSFN8009XRDE

RWIDEB 8(GENX- INSPECTION OF MAIN
ODY/TR 1B) LANDING GEAR SIDE
ACK1 BRACE DOWN
INDICATION, DRAG
BRACE DOWN
INDICATION AND
UPLOCKED INDICATION
PROXIMITY SENSORS
HARNESSES - RIGHT
HAND AS PER DMC-
B787-A-32-11-31-00A-
520A-A/720A-A WDM 32-
61-11 AND FOUN NO
FAULT OR DEFECT.
1/18/23 ADD/HG B787- ET-ARF ETCAA AMT x QE T/S: PERFORMED ALL 1 TSFN800AA0M0
RWIDEB 8(GENX- WIRING CHECK AS PER
ODY/TR 1B) DMC-B787-A-G79-20-F1-
ACK1 04A-421A-A · Rev 148 · 20
Dec 2022 AND FOUND
ALL NORMAL.

Revision Number 06, 12 OCT 2021 Page 375 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/19/23 ADD/LIN B787- ET-ARE ETCAA AMT x 46 PERFORMED 0.4 TSFN800A61XL

E 8(GENX- INFORMATION SYSTEMS
1B) - ELECTRONIC FLIGHT
BAG ELECTRONIC UNIT -
B787 ENROUTE CHART
DATABASE UPDATE AS
PER DMC-B787-A-46-11-
07-02A-750A-A
1/19/23 ADD/LIN B787- ET-ARE ETCAA AMT x 26 PERFORMED INITIAL 1 TSFN800A5WK8
E 8(GENX- EVALUATION AND
1B) CLEARED REMARK AS
PER DMC-B787-A-26-10-
F1-31A-421A-A
1/19/23 ADD/LIN B787- ET-ARE ETCAA AMT x QE PERFORMED INITIAL 1 TSFN800A7W6A
E 8(GENX- EVALUATION AND
1B) CLEARED REMARK AS
PER DMC-B787-A-26-10-
F1-31A-421A-A

Revision Number 06, 12 OCT 2021 Page 376 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/19/23 ADD/LIN B787- ET-ARE ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 1 TSFN800A3WU

E 8(GENX- MAINTENANCE SYSTEM F
1B) - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LOADABLE
DIAGNOSTIC
INFORMATION
SOFTWARE CHANGE -
SW CHANGE AS
PER<br>BOEING SB787-
81205-SB450023-00
ISSUE 001 (DATED 14-
Oct-2022)

Revision Number 06, 12 OCT 2021 Page 377 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/19/23 ADD/LIN B787- ET-ARE ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 1 TSFN800A3WU

E 8(GENX- MAINTENANCE SYSTEM F
1B) - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LOADABLE
DIAGNOSTIC
INFORMATION
SOFTWARE CHANGE -
SW CHANGE AS
PER<br>BOEING SB787-
81205-SB450023-00
ISSUE 001 (DATED 14-
Oct-2022)
1/23/23 ADD/HG B787- ET-AOQ ETCAA INSP-AC X x x 22 PERFORMED 0.16667 TSFN80069TF6
RWIDEB 8(GENX- OPERATIONAL TEST OF
ODY/TR 1B) AUTOPILOT FLIGHT
ACK1 DIRECTOR SYSTEM
AUTOPILOT
DISCONNECT
SWITCHES AS PER AMM
DMC-B787-A-22-11-00-
18A-320A-A/ITEM-1
PARAGRAPH C/ Rev 166
· 31 Dec 2022AND
FOUND OPERATIONAL.
Revision Number 06, 12 OCT 2021 Page 378 of 569
 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/23/23 ADD/HG B787- ET-AOQ ETCAA CAT-B2 X x x 22 PERFORMED 0.1 TSFN80069TF6

RWIDEB 8(GENX- OPERATIONAL TEST OF
ODY/TR 1B) AUTOPILOT FLIGHT
ACK1 DIRECTOR SYSTEM
AUTOPILOT
DISCONNECT
SWITCHES AS PER AMM
DMC-B787-A-22-11-00-
18A-320A-A/ITEM-1
PARAGRAPH C/ Rev 166
· 31 Dec 2022AND
FOUND OPERATIONAL.
1/23/23 ADD/HG B787- ET-AOQ ETCAA INSP-AC X x x 22 PERFORMED 0.4 TSFN80069TFW
RWIDEB 8(GENX- OPERATIONAL TEST OF
ODY/TR 1B) THRUST MANAGEMENT
ACK1 SYSTEM AS PER DMC-
B787-A-22-31-00-07A-
300B-A/ITEM-1
PARAGRAPH C Rev 166
· 31 Dec 2022 AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 379 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/23/23 ADD/HG B787- ET-AOQ ETCAA CAT-B1 X x x 22 PERFORMED 0.1 TSFN80069TFW

RWIDEB 8(GENX- OPERATIONAL TEST OF
ODY/TR 1B) THRUST MANAGEMENT
ACK1 SYSTEM AS PER DMC-
B787-A-22-31-00-07A-
300B-A/ITEM-1
PARAGRAPH C Rev 166
· 31 Dec 2022 AND
FOUND OPERATIONAL.
1/23/23 ADD/HG B787- ET-AOQ ETCAA INSP-AC X x x 23 PERFORMED 1 TSFN80069TC1
RWIDEB 8(GENX- OPERATIONAL TEST OF
ODY/TR 1B) EMERGENCY LOCATOR
ACK1 TRANSMITTER SYSTEM
AS PER BTC 23-010-00-
01/ITEM-1 PARAGRAPH
B AND FOUND
OPERATIONAL.
1/23/23 ADD/HG B787- ET-AOQ ETCAA CAT-B2 X x x 23 PERFORMED 0.05 TSFN80069TC1
RWIDEB 8(GENX- OPERATIONAL TEST OF
ODY/TR 1B) EMERGENCY LOCATOR
ACK1 TRANSMITTER SYSTEM
AS PER BTC 23-010-00-
01/ITEM-1 PARAGRAPH
B AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 380 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/23/23 ADD/HG B787- ET-AOQ ETCAA INSP-AC X x x 23 PERFORMED 0.65 TSFN80069TCC

RWIDEB 8(GENX- OPERATIONAL CHECK
ODY/TR 1B) OF THE AUDIO
ACK1 OVERRIDE SWITCH
(USE OBS AUDIO
SWITCH ON P8 PANEL)
AS PER BTC 23-005-00-
01/ITEM-1 PARAGRAPH
C/ AND FOUND
OPERATIONAL.
1/23/23 ADD/HG B787- ET-AOQ ETCAA CAT-B2 X x x 23 PERFORMED 0.05 TSFN80069TCC
RWIDEB 8(GENX- OPERATIONAL CHECK
ODY/TR 1B) OF THE AUDIO
ACK1 OVERRIDE SWITCH
(USE OBS AUDIO
SWITCH ON P8 PANEL)
AS PER BTC 23-005-00-
01/ITEM-1 PARAGRAPH
C/ AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 381 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/23/23 ADD/HG B787- ET-AOQ ETCAA INSP-AC X x x 31 PERFORMED 0.5 TSFN80069TCV

RWIDEB 8(GENX- OPERATIONAL TEST OF
ODY/TR 1B) PRIMARY DISPLAY
ACK1 SYSTEM INSTRUMENT
SOURCE SELECTOR
SWITCHES AS PER BTC
31-015-00-01/ITEM-1
PARAGRAPH C/ AND
FOUND OPERATIONAL.
1/23/23 ADD/HG B787- ET-AOQ ETCAA CAT-B2 X x x 31 PERFORMED 0.05 TSFN80069TCV
RWIDEB 8(GENX- OPERATIONAL TEST OF
ODY/TR 1B) PRIMARY DISPLAY
ACK1 SYSTEM INSTRUMENT
SOURCE SELECTOR
SWITCHES AS PER BTC
31-015-00-01/ITEM-1
PARAGRAPH C/ AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 382 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/23/23 ADD/HG B787- ET-AOQ ETCAA INSP-AC X x x 31 OPERATIONALLY 1 TSFN80069TG9

RWIDEB 8(GENX- CHECKED OF THE
ODY/TR 1B) UNDERWATER
ACK1 LOCATOR BEACON ON
THE FORWARD
ENHANCED AIRBORNE
FLIGHT RECORDER. AS
PER BTC 31-030-00-
01.AND FOUND
OPERATIONAL.
1/23/23 ADD/HG B787- ET-AOQ ETCAA INSP-AC X x x 31 OPERATIONALLY 1 TSFN80069TFC
RWIDEB 8(GENX- CHECKED OF THE ULB
ODY/TR 1B) ON THE AFT ENHANCED
ACK1 AIRBORNE FLIGHT
RECORDER. AS PER
BTC 31-030-00-02.AND
FOUND OPERATIONAL.
1/23/23 ADD/HG B787- ET-AOQ ETCAA CAT-B1 X x x 31 PERFORMED OPC-THE 0.05 TSFN80069TET
RWIDEB 8(GENX- ENHANCED AIRBORNE
ODY/TR 1B) FLIGHT RECORDER
ACK1 AREA MICROPHONE. AS
PER BTC 31-025-00-
01.AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 383 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/23/23 ADD/HG B787- ET-AOQ ETCAA INSP-AC X x x 31 PERFORMED OPC-THE 0.5 TSFN80069TET
RWIDEB 8(GENX- ENHANCED AIRBORNE
ODY/TR 1B) FLIGHT RECORDER
ACK1 AREA MICROPHONE. AS
PER BTC 31-025-00-
01.AND FOUND
OPERATIONAL.
1/23/23 ADD/HG B787- ET-AOQ ETCAA INSP-AC X x x 31 PERFORMED 0.5 TSFN80069TCK
RWIDEB 8(GENX- OPERATIONAL TEST OF
ODY/TR 1B) PRIMARY DISPLAY
ACK1 SYSTEM PFD/MFD
SELECTOR SWITCH AS
PER BTC 31-010-00-
01/ITEM-1 PARAGRAPH
C AND FOUND
OPERATIONAL.
1/23/23 ADD/HG B787- ET-AOQ ETCAA CAT-B2 X x x 31 PERFORMED 0.05 TSFN80069TCK
RWIDEB 8(GENX- OPERATIONAL TEST OF
ODY/TR 1B) PRIMARY DISPLAY
ACK1 SYSTEM PFD/MFD
SELECTOR SWITCH AS
PER BTC 31-010-00-
01/ITEM-1 PARAGRAPH
C AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 384 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/23/23 ADD/HG B787- ET-AOQ ETCAA INSP-AC x x 20 OPERATIONALLY 0.65 TSFN8009MT9A

RWIDEB 8(GENX- CHECKED P300 AND
ODY/TR 1B) P400 PANEL
ACK1 ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01/ITEM-1
PARAGRAPH B/. AND
FOUND OPERATIONAL.
1/23/23 ADD/HG B787- ET-AOQ ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.25 TSFN800A9G8U
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016.AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 385 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/23/23 ADD/HG B787- ET-AOQ ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN800A9G8U
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016.AND
TEST PASSED.
1/23/23 ADD/HG B787- ET-AOQ ETCAA CAT-B2 x x 20 OPERATIONALLY 0.05 TSFN8009MT9A
RWIDEB 8(GENX- CHECKED P300 AND
ODY/TR 1B) P400 PANEL
ACK1 ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01/ITEM-1
PARAGRAPH B/. AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 386 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/23/23 ADD/HG B787- ET-AOQ ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800A9G93
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
TEST PASSED.
1/23/23 ADD/HG B787- ET-AOQ ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800A9G93
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 387 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/23/23 ADD/HG B787- ET-AOQ ETCAA CAT-B2 X x x 31 OPERATIONALLY 0.1 TSFN80069TFC

RWIDEB 8(GENX- CHECKED OF THE ULB
ODY/TR 1B) ON THE AFT ENHANCED
ACK1 AIRBORNE FLIGHT
RECORDER. AS PER
BTC 31-030-00-02.AND
FOUND OPERATIONAL.
1/23/23 ADD/HG B787- ET-AOQ ETCAA CAT-B2 X x x 31 OPERATIONALLY 0.1 TSFN80069TG9
RWIDEB 8(GENX- CHECKED OF THE
ODY/TR 1B) UNDERWATER
ACK1 LOCATOR BEACON ON
THE FORWARD
ENHANCED AIRBORNE
FLIGHT RECORDER. AS
PER BTC 31-030-00-
01.AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 388 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/23/23 ADD/HG B787- ET-AOQ ETCAA INSP-AC x x 24 PERFORMED 4 TSFN8007ECQ8

RWIDEB 8(GENX- ELECTRICAL POWER-
ODY/TR 1B) POWER DISTRIBUTION
ACK1 SYSTEM-HIGH VOLTAGE
DC P800 CABIN AIR
COMPRESSOR
CONTACTOR CHANGE
AS PER Boeing 787
SB240080-00 Issue 001,
17 Sep
2020.PERFORMED TEST
AND TEST PASSED
1/23/23 ADD/HG B787- ET-AOQ ETCAA CAT-B2 x x 24 PERFORMED 4 TSFN8007ECQ8
RWIDEB 8(GENX- ELECTRICAL POWER-
ODY/TR 1B) POWER DISTRIBUTION
ACK1 SYSTEM-HIGH VOLTAGE
DC P800 CABIN AIR
COMPRESSOR
CONTACTOR CHANGE
AS PER Boeing 787
SB240080-00 Issue 001,
17 Sep
2020.PERFORMED TEST
AND TEST PASSED

Revision Number 06, 12 OCT 2021 Page 389 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/23/23 ADD/HG B787- ET-AOQ ETCAA INSP-AC x x 24 PERFORMED 4 TSFN8007EC6M

RWIDEB 8(GENX- ELECTRICAL POWER-
ODY/TR 1B) POWER DISTRIBUTION
ACK1 SYSTEM-HIGH VOLTAGE
DC P700 CABIN AIR
COMPRESSOR
CONTACTOR CHANGE
AS PER Boeing 787
SB240080-00 Issue 001,
17 Sep
2020.PERFORMED TEST
AND TEST PASSED.
1/23/23 ADD/HG B787- ET-AOQ ETCAA CAT-B2 x x 24 PERFORMED 4 TSFN8007EC6M
RWIDEB 8(GENX- ELECTRICAL POWER-
ODY/TR 1B) POWER DISTRIBUTION
ACK1 SYSTEM-HIGH VOLTAGE
DC P700 CABIN AIR
COMPRESSOR
CONTACTOR CHANGE
AS PER Boeing 787
SB240080-00 Issue 001,
17 Sep
2020.PERFORMED TEST
AND TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 390 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/25/23 ADD/HG B787- ET-AUO ETCAA INSP-AC X x x 46 PERFORMED 0.2 TSFN800AAR32

RWIDEB 8(TRT- DOWNLOADING OF
ODY/TR 1000) ACMF CPL FILE FROM
ACK1 CIS-MS MSD TO ML &
GND NTWRK I.A.W.DMC-
B787-A-46-12-04-02A-
110B-A.
1/25/23 ADD/HG B787- ET-AUO ETCAA CAT-B2 X x x 46 PERFORMED 0.1 TSFN800AAR32
RWIDEB 8(TRT- DOWNLOADING OF
ODY/TR 1000) ACMF CPL FILE FROM
ACK1 CIS-MS MSD TO ML &
GND NTWRK I.A.W.DMC-
B787-A-46-12-04-02A-
110B-A.
1/25/23 ADD/HG B787- ET-AUO ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800AAR2L
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1
I.A.W787 FTD-45-17001,
dated 19-July-2019. AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 391 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/25/23 ADD/HG B787- ET-AUO ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800AAR2L
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1
I.A.W787 FTD-45-17001,
dated 19-July-2019. AND
TEST PASSED.
1/25/23 ADD/HG B787- ET-AUO ETCAA INSP-AC x x 46 PERFORMED 0.5 TSFN800AAR2U
RWIDEB 8(TRT- DOWNLOADING OF
ODY/TR 1000) LIFING DATA (ELIFE) ON
ACK1 TRENT 1000 OPERATED
B787s I.A.W.DMC-B787-
A-46-13-00-02A-110B-A.
Rev 166 · 31 Dec 2022
AND DATA IS HANDED
OVER TO THE AVIONICS
ENGINEERING.

Revision Number 06, 12 OCT 2021 Page 392 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/25/23 ADD/HG B787- ET-AUO ETCAA CAT-B1 x x 46 PERFORMED 0.5 TSFN800AAR2U

RWIDEB 8(TRT- DOWNLOADING OF
ODY/TR 1000) LIFING DATA (ELIFE) ON
ACK1 TRENT 1000 OPERATED
B787s I.A.W.DMC-B787-
A-46-13-00-02A-110B-A.
Rev 166 · 31 Dec 2022
AND DATA IS HANDED
OVER TO THE AVIONICS
ENGINEERING.
1/25/23 ADD/HG B787- ET-AUO ETCAA CAT-B2 X x x 31 PERFORMED 0.1 TSFN8008TQ7E
RWIDEB 8(TRT- DOWNLOADING OF THE
ODY/TR 1000) COCKPIT VOICE
ACK1 RECORDER (CVR) AND
DATA LINK RECORDER
(DLR) DATA TO CHECK
VALIDITY, QUALITY AND
SYSTEM CALIBRATION
AS REQUIRED)
I.A.W.DMC-B787-A-31-31-
00-09A-110B-A AND
DATA IS DELIVERED TO
AVIONICS
ENGINEERING.

Revision Number 06, 12 OCT 2021 Page 393 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/25/23 ADD/HG B787- ET-AUO ETCAA INSP-AC X x x 31 PERFORMED 1 TSFN8008TQ7E

RWIDEB 8(TRT- DOWNLOADING OF THE
ODY/TR 1000) COCKPIT VOICE
ACK1 RECORDER (CVR) AND
DATA LINK RECORDER
(DLR) DATA TO CHECK
VALIDITY, QUALITY AND
SYSTEM CALIBRATION
AS REQUIRED)
I.A.W.DMC-B787-A-31-31-
00-09A-110B-A AND
DATA IS DELIVERED TO
AVIONICS
ENGINEERING.
1/29/23 ADD/LIN B787- ET-AOS ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.5 TSFN800A1KD0
E 8(GENX- MAINTENANCE SYSTEM-
1B) CENTRAL
MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT I.A.W.DMC-
B787-A-45-11-00-68A-
110B-A.
Revision Number 06, 12 OCT 2021 Page 394 of 569
 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/29/23 ADD/LIN B787- ET-AOS ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.5 TSFN800A1KD0
E 8(GENX- MAINTENANCE SYSTEM-
1B) CENTRAL
MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT I.A.W.DMC-
B787-A-45-11-00-68A-
110B-A.
1/31/23 ADD/HG B787- ET-ATH ETCAA INSP-AC X x x 34 PERFORMED FNC- OF 3.8 TSFN8007BX6U
RWIDEB 8(TRT- THE ATC
ODY/TR 1000) TRANSPONDER SYSTEM
ACK1 I.A.W. BTC 34-005-00-01
AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 395 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/31/23 ADD/HG B787- ET-ATH ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.5 TSFN8009Z8BS
RWIDEB 8(TRT- MAINTENANCE SYSTEM-
ODY/TR 1000) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT I.A.W.DMC-
B787-A-45-11-00-68A-
110B-A.
1/31/23 ADD/HG B787- ET-ATH ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.5 TSFN8009Z8BS
RWIDEB 8(TRT- MAINTENANCE SYSTEM-
ODY/TR 1000) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT I.A.W.DMC-
B787-A-45-11-00-68A-
110B-A.

Revision Number 06, 12 OCT 2021 Page 396 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/31/23 ADD/HG B787- ET-ATH ETCAA CAT-B2 X x x 34 PERFORMED FNC- OF 0.05 TSFN8007BX6U
RWIDEB 8(TRT- THE ATC
ODY/TR 1000) TRANSPONDER SYSTEM
ACK1 I.A.W. BTC 34-005-00-01
AND FOUND
OPERATIONAL.
1/31/23 ADD/HG B787- ET-ATH ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.16667 TSFN800ABR1
RWIDEB 8(TRT- MAINTENANCE M
ODY/TR 1000) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6
I.A.W.787-FTD-23-16003,
Dated 26-Apr-2016 AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 397 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/31/23 ADD/HG B787- ET-ATH ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN800ABR1
RWIDEB 8(TRT- MAINTENANCE M
ODY/TR 1000) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6
I.A.W.787-FTD-23-16003,
Dated 26-Apr-2016 AND
TEST PASSED.
1/31/23 ADD/HG B787- ET-ATH ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800ABX1A
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6
I.A.W.787 FTD-45-17001,
dated 19-July-2019.AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 398 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/31/23 ADD/HG B787- ET-ATH ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800ABX1A
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6
I.A.W.787 FTD-45-17001,
dated 19-July-2019.AND
TEST PASSED.
1/31/23 ADD/HG B787- ET-ATH ETCAA INSP-AC X x x 46 DOWNLOADED ACMF 0.2 TSFN800ABR1Z
RWIDEB 8(TRT- CPL FILE FROM CIS-MS
ODY/TR 1000) MSD TO ML & GND
ACK1 NTWRK I.A.W.DMC-B787-
A-46-12-04-02A-110B-A.
1/31/23 ADD/HG B787- ET-ATH ETCAA CAT-B2 X x x 46 DOWNLOADED ACMF 0.1 TSFN800ABR1Z
RWIDEB 8(TRT- CPL FILE FROM CIS-MS
ODY/TR 1000) MSD TO ML & GND
ACK1 NTWRK I.A.W.DMC-B787-
A-46-12-04-02A-110B-A.

Revision Number 06, 12 OCT 2021 Page 399 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/31/23 ADD/HG B787- ET-ATH ETCAA INSP-AC X x x 31 DOWNLOADED THE 1 TSFN8008VGH

RWIDEB 8(TRT- COCKPIT VOICE U
ODY/TR 1000) RECORDER (CVR) AND
ACK1 DATA LINK RECORDER
(DLR) DATA TO CHECK
VALIDITY, QUALITY AND
SYSTEM CALIBRATION
AS REQUIRED
I.A.W.DMC-B787-A-31-31-
00-09A-110B-A.GMJ · Rev
166 · 31 Dec 2022
1/31/23 ADD/HG B787- ET-ATH ETCAA CAT-B2 X x x 31 DOWNLOADED THE 0.1 TSFN8008VGH
RWIDEB 8(TRT- COCKPIT VOICE U
ODY/TR 1000) RECORDER (CVR) AND
ACK1 DATA LINK RECORDER
(DLR) DATA TO CHECK
VALIDITY, QUALITY AND
SYSTEM CALIBRATION
AS REQUIRED
I.A.W.DMC-B787-A-31-31-
00-09A-110B-A.GMJ · Rev
166 · 31 Dec 2022

Revision Number 06, 12 OCT 2021 Page 400 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/31/23 ADD/HG B787- ET-ATH ETCAA CAT-B1 x x 77 PERFORMED WIRING 1 TSFN800ABUW

RWIDEB 8(TRT- CHECK BETWEEN 5
ODY/TR 1000) CONNECTOR
ACK1 DM7731001E (LEFT
ENGINE EMU) PINS AND
CONNECTOR
DM4230007P04(LEFT
CCS CROWN DR3
NETWORK SWITCH 7)
PINS IAW WDM 77-31-11
GMJ · Rev 145 · 22 Dec
2022 AND FOUND
CONTINUITY. CHECKED
THE PINS WITH
GROUND AND FOUND
NO SHORTED GROUND.
2/2/23 ADD/LIN B787- ET-AOU ETCAA CAT-B2 x x 46 PERFORMED CMF BITE 1 TSFN8006PQ6N
E 8(GENX- DATA & CMF TRACE
1B) DATA DOWNLOAD AS
PER AMM 46-13-00 Rev
166 · 31 Dec 2022.

Revision Number 06, 12 OCT 2021 Page 401 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/5/23 ADD/LIN B787- ET-ARF ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.25 TSFN800AC2Q
E 8(GENX- MAINTENANCE N
1B) COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER EO-787-AMM45-11-
00-43A-110B-A-002-JIC
AND TEST PASSED.
2/5/23 ADD/LIN B787- ET-ARF ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.08333 TSFN800AC2Q
E 8(GENX- MAINTENANCE N
1B) COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER EO-787-AMM45-11-
00-43A-110B-A-002-JIC
AND TEST PASSED.
2/5/23 ADD/LIN B787- ET-ARF ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800AC2R0
E 8(GENX- MAINTENANCE
1B) COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1AS
PER 787 FTD-45-17001,
dated 19-July-2019AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 402 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/5/23 ADD/LIN B787- ET-ARF ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800AC2R0
E 8(GENX- MAINTENANCE
1B) COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1AS
PER 787 FTD-45-17001,
dated 19-July-2019AND
TEST PASSED.
2/5/23 ADD/LIN B787- ET-ARF ETCAA INSP-AC X X x x 46 PERFORMED 1.5 TSFN800A4C4
E 8(GENX- INFORMATION W
1B) SYSTEMS-
INSTALLATION OF EFB
SOFTWARE LOADS
(PERFORMANCE) ON
B787 WITH GE ENGINE -
FOPTS REQUIREMENT-
SW CHANGE AS PER
B787 AMM DMC-B787-A-
46-11-07-02A-750A-A

Revision Number 06, 12 OCT 2021 Page 403 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/5/23 ADD/LIN B787- ET-ARF ETCAA CAT-B2 X X x x 46 PERFORMED 1.5 TSFN800A4C4

E 8(GENX- INFORMATION W
1B) SYSTEMS-
INSTALLATION OF EFB
SOFTWARE LOADS
(PERFORMANCE) ON
B787 WITH GE ENGINE -
FOPTS REQUIREMENT-
SW CHANGE AS PER
B787 AMM DMC-B787-A-
46-11-07-02A-750A-A
2/5/23 ADD/LIN B787- ET-ARF ETCAA CAT-B2 X x x 46 UPDATED ELECTRONIC 1 TSFN800ABN6
E 8(GENX- FLIGHT BAG M
1B) ELECTRONIC UNIT
TERMINAL CHART
DATABAS AS PER DMC-
B787-A-46-11-07-02A-
720A-A.

Revision Number 06, 12 OCT 2021 Page 404 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/5/23 ADD/LIN B787- ET-ARF ETCAA CAT-B2 x x 20 PERFORMED 0.05 TSFN8009S6EY

E 8(GENX- OPERATIONALLY
1B) CHECK P300 AND P400
PANEL ELECTRONIC
LOAD CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01AND FOUND
OPERATIONAL
2/5/23 ADD/LIN B787- ET-ARF ETCAA INSP-AC x x 20 PERFORMED 0.65 TSFN8009S6EY
E 8(GENX- OPERATIONALLY
1B) CHECK P300 AND P400
PANEL ELECTRONIC
LOAD CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01AND FOUND
OPERATIONAL

Revision Number 06, 12 OCT 2021 Page 405 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/5/23 ADD/LIN B787- ET-ARF ETCAA CAT-B2 X x x 23 PERFORMED FIXED 0.1 TSFN8009S6H2
E 8(GENX- EMERGENCY LOCATOR
1B) TRANSMITTER ELT
CODING VERIFICATION
AND OPERATIONAL
CHECK AS PER DMC-
B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A Rev
167 · 31 Jan 2023 AND
FOUND OPERATIONAL.
2/7/23 ADD/LIN B787- ET-ARF ETCAA INSP-AC X x x 23 PERFORMED FIXED 1 TSFN8009S6H2
E 8(GENX- EMERGENCY LOCATOR
1B) TRANSMITTER ELT
CODING VERIFICATION
AND OPERATIONAL
CHECK AS PER DMC-
B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A Rev
167 · 31 Jan 2023 AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 406 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/9/23 ADD/HG B787- ET-AOU ETCAA CAT-B2 X x x 23 PERFORMED FIXED 0.1 TSFN8009SBEV
RWIDEB 8(GENX- EMERGENCY LOCATOR
ODY/TR 1B) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK I.A.W.DMC-B787-
A-23-24-00-00A-271A-A /
AMM B787-A-23-24-01-
01A-340A-A AND FOUND
OPERATIONAL.
2/9/23 ADD/HG B787- ET-AOU ETCAA INSP-AC X x x 23 PERFORMED FIXED 1 TSFN8009SBEV
RWIDEB 8(GENX- EMERGENCY LOCATOR
ODY/TR 1B) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK I.A.W.DMC-B787-
A-23-24-00-00A-271A-A /
AMM B787-A-23-24-01-
01A-340A-A AND FOUND
OPERATIONAL.
2/9/23 ADD/HG B787- ET-AOU ETCAA CAT-B2 X x x 46 DOWNLOADED FULL 0.2 TSFN800A30YV
RWIDEB 8(GENX- FLIGHT DATA (FFD)
ODY/TR 1B) I.A.W AMM B787-A-46-13-
ACK1 00-02A-110B-A.

Revision Number 06, 12 OCT 2021 Page 407 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/9/23 ADD/HG B787- ET-AOU ETCAA INSP-AC X x x 46 DOWNLOADED FULL 0.5 TSFN800A30YV
RWIDEB 8(GENX- FLIGHT DATA (FFD)
ODY/TR 1B) I.A.W AMM B787-A-46-13-
ACK1 00-02A-110B-A.
2/12/23 ADD/LIN B787- ET-AXL ETCAA INSP-AC X x x 34 PERFORMED AND 0.5 TSFN80082ZJY
E 8(GENX- WITNESSED LOW
1B) RANGE RADIO
ALTIMETER SYSTEM
TEST PER AMM DMC-
B787-A-34-33-00-00A-
300B-A. AND TEST
PASSED.
2/12/23 ADD/LIN B787- ET-AXL ETCAA CAT-B2 X x x 34 PERFORMED AND 0.05 TSFN80082ZJY
E 8(GENX- WITNESSED LOW
1B) RANGE RADIO
ALTIMETER SYSTEM
TEST PER AMM DMC-
B787-A-34-33-00-00A-
300B-A. AND TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 408 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/12/23 ADD/LIN B787- ET-AXL ETCAA CAT-B2 X x x 22 PERFORMED AND 0.1 TSFN80082ZKE
E 8(GENX- WITNESSED
1B) AUTOPILOT FLIGHT
DIRECTOR SYSTEM
MODE CONTROL PANEL
OPERATIONAL TEST
PER AMM DMC-B787-A-
22-11-00-16A-320A-A.
AND TEST PASSED.
2/12/23 ADD/LIN B787- ET-AXL ETCAA INSP-AC X x 34 PERFORMED AND 2 TSFN800A3ZZ9
E 8(GENX- WITNESSED
1B) NAVIGATION - FLIGHT
MANAGEMENT
FUNCTION - THRUST
MANAGEMENT BLOCK
POINT 4.1 SOFTWARE
CHANGE - SW CHANGE
AS PER BOEING ALERT
SB787-81205-SB340053-
00 ISSUE 001 (DATED 16-
NOV-2022.

Revision Number 06, 12 OCT 2021 Page 409 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/12/23 ADD/LIN B787- ET-AXL ETCAA CAT-B2 X x 34 PERFORMED AND 2 TSFN800A3ZZ9

E 8(GENX- WITNESSED
1B) NAVIGATION - FLIGHT
MANAGEMENT
FUNCTION - THRUST
MANAGEMENT BLOCK
POINT 4.1 SOFTWARE
CHANGE - SW CHANGE
AS PER BOEING ALERT
SB787-81205-SB340053-
00 ISSUE 001 (DATED 16-
NOV-2022.
2/12/23 ADD/LIN B787- ET-AXL ETCAA INSP-AC X x x 46 PERFORMED AND 1 TSFN800A20T1
E 8(GENX- WITNESSED
1B) DOWNLOAD FULL
FLIGHT DATA (FFD) AS
PER AMM B787-A-46-13-
00-02A-110B-A REV 167
DATED 31 JAN 2023.

Revision Number 06, 12 OCT 2021 Page 410 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/12/23 ADD/LIN B787- ET-AXL ETCAA CAT-B2 X x x 46 PERFORMED AND 0.2 TSFN800A20T1
E 8(GENX- WITNESSED
1B) DOWNLOAD FULL
FLIGHT DATA (FFD) AS
PER AMM B787-A-46-13-
00-02A-110B-A REV 167
DATED 31 JAN 2023.
2/23/23 ADD/HG B787- ET-ARE ETCAA CAT-B1 X X x x 44 . 0.5 TSFN8008FYYX
RWIDEB 8(GENX-
ODY/TR 1B)
ACK1
2/23/23 ADD/HG B787- ET-ARE ETCAA CAT-B1 X X x x 44 PERFORMED AND 0.5 TSFN8008FYYX
RWIDEB 8(GENX- WITNESSED SB787-
ODY/TR 1B) 81205-SB440201-00-03-
ACK1 JIC (CABIN SYSTEMS -
ROCKWELL/
HONEYWELL/ RCI
GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
JC-787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01.

Revision Number 06, 12 OCT 2021 Page 411 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/23/23 ADD/HG B787- ET-ARE ETCAA INSP-AC X X x x 44 . 0.5 TSFN8008FYYX

RWIDEB 8(GENX-
ODY/TR 1B)
ACK1
2/23/23 ADD/HG B787- ET-ARE ETCAA INSP-AC X X x x 44 PERFORMED AND 0.5 TSFN8008FYYX
RWIDEB 8(GENX- WITNESSED SB787-
ODY/TR 1B) 81205-SB440201-00-03-
ACK1 JIC (CABIN SYSTEMS -
ROCKWELL/
HONEYWELL/ RCI
GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
JC-787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01.

Revision Number 06, 12 OCT 2021 Page 412 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/23/23 ADD/HG B787- ET-ARE ETCAA INSP-AC X X x x 44 PERFORMED SB787- 1 TSFN8007QSR5

RWIDEB 8(GENX- 81205-SB440201-00-05-
ODY/TR 1B) JIC (CABIN SYSTEMS -
ACK1 ROCKWELL/
HONEYWELL/ RCI
GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
JC-787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01.
2/23/23 ADD/HG B787- ET-ARE ETCAA CAT-B1 X X x x 44 PERFORMED SB787- 1 TSFN8007QSR5
RWIDEB 8(GENX- 81205-SB440201-00-05-
ODY/TR 1B) JIC (CABIN SYSTEMS -
ACK1 ROCKWELL/
HONEYWELL/ RCI
GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
JC-787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01.
Revision Number 06, 12 OCT 2021 Page 413 of 569
 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/23/23 ADD/HG B787- ET-ARE ETCAA INSP-AC X X x x 44 PERFORMED SB787- 1 TSFN8007QSR3

RWIDEB 8(GENX- 81205-SB440201-00-06-
ODY/TR 1B) JIC (CABIN SYSTEMS -
ACK1 ROCKWELL/
HONEYWELL/ RCI
GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
JC-787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01.
2/23/23 ADD/HG B787- ET-ARE ETCAA CAT-B1 X X x x 44 PERFORMED SB787- 3 TSFN8007QSR3
RWIDEB 8(GENX- 81205-SB440201-00-06-
ODY/TR 1B) JIC (CABIN SYSTEMS -
ACK1 ROCKWELL/
HONEYWELL/ RCI
GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
JC-787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01.
Revision Number 06, 12 OCT 2021 Page 414 of 569
 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/23/23 ADD/HG B787- ET-ARE ETCAA INSP-AC X X x x 44 PERFORMED SB787- 1 TSFN8008JQSA

RWIDEB 8(GENX- 81205-SB440201-00-02-
ODY/TR 1B) JIC1 (CABIN SYSTEMS -
ACK1 ROCKWELL/
HONEYWELL/ RCI
GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
JC-787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01
2/23/23 ADD/HG B787- ET-ARE ETCAA CAT-B1 X X x x 44 PERFORMED SB787- 1 TSFN8008JQSA
RWIDEB 8(GENX- 81205-SB440201-00-02-
ODY/TR 1B) JIC1 (CABIN SYSTEMS -
ACK1 ROCKWELL/
HONEYWELL/ RCI
GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
JC-787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01
Revision Number 06, 12 OCT 2021 Page 415 of 569
 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/23/23 ADD/HG B787- ET-ARE ETCAA INSP-AC X X x 44 PERFORMED SYSTEM 3 TSFN8007R1Q7

RWIDEB 8(GENX- FUNCTIONAL TESTS IN
ODY/TR 1B) ACCORDANCE WITH
ACK1 DATA MODULE
APPENDIX A AND TEST
PASSED
2/23/23 ADD/HG B787- ET-ARE ETCAA INSP-AC X X x x 44 PERFORMED 0.5 TSFN8006ZEY8
RWIDEB 8(GENX- EQUIPMENT AND
ODY/TR 1B) FURNISHING-
ACK1 INSTALLATION OF
CABIN CONNECT
SOFTWARE (ETH 1.0.0)
TAILORED FOR ETH
OPERATIONAL
PURPOSES IAW CC-
3430-SB-0001 DATED 30-
SEP-2020.

Revision Number 06, 12 OCT 2021 Page 416 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/23/23 ADD/HG B787- ET-ARE ETCAA CAT-B2 X X x x 44 PERFORMED 0.5 TSFN8006ZEY8

RWIDEB 8(GENX- EQUIPMENT AND
ODY/TR 1B) FURNISHING-
ACK1 INSTALLATION OF
CABIN CONNECT
SOFTWARE (ETH 1.0.0)
TAILORED FOR ETH
OPERATIONAL
PURPOSES IAW CC-
3430-SB-0001 DATED 30-
SEP-2020.
2/23/23 ADD/HG B787- ET-ARE ETCAA CAT-B1 X X x x 44 PERFORMED CABIN 3 TSFN8007QSP0
RWIDEB 8(GENX- SYSTEMS - ROCKWELL/
ODY/TR 1B) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION AS
PER JC-787-44-0201
dated 26-Jan-21,SB787-
81205-SB440201, Dated
on 10 SEP 2020 R01.

Revision Number 06, 12 OCT 2021 Page 417 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/23/23 ADD/HG B787- ET-ARE ETCAA INSP-AC X X x x 44 PERFORMED CABIN 90 TSFN8008JQSB

RWIDEB 8(GENX- SYSTEMS - ROCKWELL/
ODY/TR 1B) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATIONAS PER
BOEING TECHNICAL
DATED 26-JAN-21
ASSIST JOB CARDS 787-
44-0201 I001
2/23/23 ADD/HG B787- ET-ARE ETCAA CAT-B2 X X x x 44 PERFORMED CABIN 90 TSFN8008JQSB
RWIDEB 8(GENX- SYSTEMS - ROCKWELL/
ODY/TR 1B) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATIONAS PER
BOEING TECHNICAL
DATED 26-JAN-21
ASSIST JOB CARDS 787-
44-0201 I001

Revision Number 06, 12 OCT 2021 Page 418 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/26/23 ADD/HG B787- ET-ATG ETCAA INSP-AC X x x 46 PERFORMED 1 TSFN800AEQ4C

RWIDEB 8(TRT- ELECTRONIC FLIGHT
ODY/TR 1000) BAG ELECTRONIC UNIT
ACK1 TERMINAL CHART
DATABASE UPDATE AS
PER DMC-B787-A-46-11-
07-02A-720A-A & -750A-A,
DMC-B787-A-46-13-00-
01A-750A-A Rev 168 · 28
Feb 2023.
2/26/23 ADD/HG B787- ET-ATG ETCAA CAT-B2 X x x 46 PERFORMED 1 TSFN800AEQ4C
RWIDEB 8(TRT- ELECTRONIC FLIGHT
ODY/TR 1000) BAG ELECTRONIC UNIT
ACK1 TERMINAL CHART
DATABASE UPDATE AS
PER DMC-B787-A-46-11-
07-02A-720A-A & -750A-A,
DMC-B787-A-46-13-00-
01A-750A-A Rev 168 · 28
Feb 2023.

Revision Number 06, 12 OCT 2021 Page 419 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/26/23 ADD/HG B787- ET-ATG ETCAA CAT-B2 X x x 34 PERFORMED 0.05 TSFN8007FLN9

RWIDEB 8(TRT- FUNCTIONAL TSET OF
ODY/TR 1000) THE ATC
ACK1 TRANSPONDER SYSTEM
AS PER BTC 34-005-00-
01 AND FOUND
FUNCTIONAL.
2/26/23 ADD/HG B787- ET-ATG ETCAA INSP-AC X x x 34 PERFORMED 3.5 TSFN8007FLN9
RWIDEB 8(TRT- FUNCTIONAL TSET OF
ODY/TR 1000) THE ATC
ACK1 TRANSPONDER SYSTEM
AS PER BTC 34-005-00-
01 AND FOUND
FUNCTIONAL.
2/26/23 ADD/HG B787- ET-ATG ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800AFELS
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 420 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/26/23 ADD/HG B787- ET-ATG ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800AFELS
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
FOUND OPERATIONAL.
2/26/23 ADD/HG B787- ET-ATG ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.08333 TSFN800AFELG
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 421 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/26/23 ADD/HG B787- ET-ATG ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.25 TSFN800AFELG
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
FOUND OPERATIONAL.
2/26/23 ADD/HG B787- ET-ATG ETCAA INSP-AC X x x 31 DOWNLOADED THE 1 TSFN800A1QF3
RWIDEB 8(TRT- COCKPIT VOICE
ODY/TR 1000) RECORDER (CVR) AND
ACK1 DATA LINK RECORDER
(DLR) DATA TO CHECK
VALIDITY, QUALITY AND
SYSTEM CALIBRATION
AS REQUIRED AS PER
DMC-B787-A-31-31-00-
09A-110B-A Rev 168 · 28
Feb 2023.

Revision Number 06, 12 OCT 2021 Page 422 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/26/23 ADD/HG B787- ET-ATG ETCAA CAT-B2 X x x 31 DOWNLOADED THE 0.1 TSFN800A1QF3
RWIDEB 8(TRT- COCKPIT VOICE
ODY/TR 1000) RECORDER (CVR) AND
ACK1 DATA LINK RECORDER
(DLR) DATA TO CHECK
VALIDITY, QUALITY AND
SYSTEM CALIBRATION
AS REQUIRED AS PER
DMC-B787-A-31-31-00-
09A-110B-A Rev 168 · 28
Feb 2023.
4/2/23 ADD/HG B787- ET-AOR ETCAA CAT-B2 x x 44 REPLACED D87026J AS 1 TSFN800AKXM7
RWIDEB 8(GENX- PER SWPM 20-74-13
ODY/TR 1B) AND WDM DMC-B787-A-
ACK1 44-35-12-01A-051A-D
Rev 147 · 27 Feb 2023.
4/2/23 ADD/HG B787- ET-AOR ETCAA INSP-AC x x 32 REPLACED WHEEL 8 1 TSFN800ALBRT
RWIDEB 8(GENX- BRAKE HARNESS IAW
ODY/TR 1B) DMC-B787-A-32-45-09-
ACK1 00A-720/520A-A Rev 169
· 31 Mar 2023 AND FAULT
CLEARED.

Revision Number 06, 12 OCT 2021 Page 423 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/4/23 ADD/HG B787- ET-AOU ETCAA AMT X X x 46 PERFORMED 1.5 TSFN800A7HR

RWIDEB 8(GENX- INSTALLATION OF EFB M
ODY/TR 1B) SOFTWARE LOADS
ACK1 (DOCUMENTS) ON B787
WITH GE ENGINE -
FOPTS REQUIREMENT)
IAQW INSP REQ
4/13/23 ADD/HG B787- ET-AOP ETCAA CAT-B2 X x x 44 PERFORMED CABIN 0.15 TSFN800975CS
RWIDEB 8(GENX- SYSTEM CABIN
ODY/TR 1B) CONNECT SOFTWARE
ACK1 RELEASE REV ETH1.2
IAW SBCC-3430-SB-0002
rev 1.0 dated 13-May-22
4/13/23 ADD/HG B787- ET-AOP ETCAA INSP-AC X x x 44 PERFORMED CABIN 0.15 TSFN800975CS
RWIDEB 8(GENX- SYSTEM CABIN
ODY/TR 1B) CONNECT SOFTWARE
ACK1 RELEASE REV ETH1.2
IAW SBCC-3430-SB-0002
rev 1.0 dated 13-May-22

Revision Number 06, 12 OCT 2021 Page 424 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/17/23 ADD/LIN B787- ET-ATG ETCAA INSP-AC x x 46 PERFORMED 0.5 TSFN800AMVE

E 8(TRT- DOWNLOAD OF LIFING G
1000) DATA (ELIFE) ON TRENT
1000 OPERATED B787s
AS PER DMC-B787-A-46-
13-00-02A-110B-A. Rev
169 · 31 Mar 2023
4/17/23 ADD/LIN B787- ET-ATG ETCAA CAT-B1 x x 46 PERFORMED 0.5 TSFN800AMVE
E 8(TRT- DOWNLOAD OF LIFING G
1000) DATA (ELIFE) ON TRENT
1000 OPERATED B787s
AS PER DMC-B787-A-46-
13-00-02A-110B-A. Rev
169 · 31 Mar 2023
4/17/23 ADD/LIN B787- ET-ATG ETCAA INSP-AC X x x 46 PERFORMED 0.2 TSFN800APGFZ
E 8(TRT- DOWNLOAD OF ACMF
1000) CPL FILE FROM CIS-MS
MSD TO ML & GND
NTWRK AS PER DMC-
B787-A-46-12-04-02A-
110B-A. Rev 169 · 31 Mar
2023

Revision Number 06, 12 OCT 2021 Page 425 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/17/23 ADD/LIN B787- ET-ATG ETCAA CAT-B2 X x x 46 PERFORMED 0.1 TSFN800APGFZ

E 8(TRT- DOWNLOAD OF ACMF
1000) CPL FILE FROM CIS-MS
MSD TO ML & GND
NTWRK AS PER DMC-
B787-A-46-12-04-02A-
110B-A. Rev 169 · 31 Mar
2023
4/17/23 ADD/LIN B787- ET-ATG ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.5 TSFN800APSM
E 8(TRT- MAINTENANCE Z
1000) SYSTEMS - CENTRALL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016. TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 426 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/17/23 ADD/LIN B787- ET-ATG ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN800APSM
E 8(TRT- MAINTENANCE Z
1000) SYSTEMS - CENTRALL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016. TEST
PASSED.
4/17/23 ADD/LIN B787- ET-ATG ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800APSN5
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019.

Revision Number 06, 12 OCT 2021 Page 427 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/17/23 ADD/LIN B787- ET-ATG ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800APSN5
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019.
4/24/23 ADD/HG B787- ET-AYC ETCAA INSP-AC x x 20 PERFORMED 0.5 TSFN8009B7N2
RWIDEB 8(GENX- OPERATIONAL CHECK
ODY/TR 1B) OF P300 AND P400
ACK1 PANEL ELECTRONIC
LOAD CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01 AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 428 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/24/23 ADD/HG B787- ET-AYC ETCAA CAT-B2 x x 20 PERFORMED 0.05 TSFN8009B7N2

RWIDEB 8(GENX- OPERATIONAL CHECK
ODY/TR 1B) OF P300 AND P400
ACK1 PANEL ELECTRONIC
LOAD CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01 AND
FOUND OPERATIONAL.
4/25/23 ADD/HG B787- ET-AUP ETCAA INSP-AC x x 45 PERFORMED CENTRAL 1 TSFN800AR48V
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AND
TEST PASSED AS PER
787-FTD-23-16003, Dated
26-Apr-2016.

Revision Number 06, 12 OCT 2021 Page 429 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/25/23 ADD/HG B787- ET-AUP ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN800AR48V
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AND
TEST PASSED AS PER
787-FTD-23-16003, Dated
26-Apr-2016.
4/25/23 ADD/HG B787- ET-AUP ETCAA INSP-AC X x x 46 PERFORMED 0.2 TSFN800AQUF
RWIDEB 8(TRT- DOWNLOAD OF ACMF A
ODY/TR 1000) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK AS PER DMC-
B787-A-46-12-04-02A-
110B-A. Rev 169 · 31 Mar
2023

Revision Number 06, 12 OCT 2021 Page 430 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/25/23 ADD/HG B787- ET-AUP ETCAA CAT-B2 X x x 46 PERFORMED 0.1 TSFN800AQUF

RWIDEB 8(TRT- DOWNLOAD OF ACMF A
ODY/TR 1000) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK AS PER DMC-
B787-A-46-12-04-02A-
110B-A. Rev 169 · 31 Mar
2023
4/25/23 ADD/HG B787- ET-AUP ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800AR492
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AND
TEST PASSED AS PER
787 FTD-45-17001, dated
19-July-2019.

Revision Number 06, 12 OCT 2021 Page 431 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/25/23 ADD/HG B787- ET-AUP ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800AR492
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AND
TEST PASSED AS PER
787 FTD-45-17001, dated
19-July-2019.
4/25/23 ADD/HG B787- ET-AUP ETCAA AMT x 24 PERFORMED 8 TSFN8007EPV4
RWIDEB 8(TRT- ELECTRICAL POWER-
ODY/TR 1000) POWER DISTRIBUTION
ACK1 SYSTEM-HIGH VOLTAGE
DC P800 CABIN AIR
COMPRESSOR
CONTACTOR CHANGE.
AS PER Boeing 787
SB240080-00 Issue 002,
30-Aug-2022

Revision Number 06, 12 OCT 2021 Page 432 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/27/23 ADD/LIN B787- ET-AOS ETCAA INSP-AC X x x 45 TS:TROUBLESHOOTED 2 TSFN800AQ3HA

E 8(GENX- INTERNET
1B) CONNECTIVITY
PROBLEM AS PER MO-
B787-44-35-002-JIC AND
Collins recommendation,
AND NO FAULT FOUND.
4/27/23 ADD/LIN B787- ET-AOS ETCAA CAT-B2 X x x 45 TS:TROUBLESHOOTED 1 TSFN800AQ3HA
E 8(GENX- INTERNET
1B) CONNECTIVITY
PROBLEM AS PER MO-
B787-44-35-002-JIC AND
Collins recommendation,
AND NO FAULT FOUND.
4/29/23 ADD/HG B787- ET-AOO ETCAA INSP-AC x x 32 INSTALLED FLIGHT 1 TSFN800APPD
RWIDEB 8(GENX- RECORDER W
ODY/TR 1B) INDEPENDENT POWER
ACK1 SUPPLY AND
PERFORMED TEST AS
PER DMC-B787-A-31-31-
02-00A-720A-A Rev No. /
Date : 064 / 31 Oct 2022
AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 433 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/29/23 ADD/HG B787- ET-AOO ETCAA CAT-B2 x x 32 INSTALLED FLIGHT 1 TSFN800APPD

RWIDEB 8(GENX- RECORDER W
ODY/TR 1B) INDEPENDENT POWER
ACK1 SUPPLY AND
PERFORMED TEST AS
PER DMC-B787-A-31-31-
02-00A-720A-A Rev No. /
Date : 064 / 31 Oct 2022
AND FOUND
OPERATIONAL.
4/29/23 ADD/HG B787- ET-AOO ETCAA AMT x 42 PERFORMED 0.5 TSFN800AJJEM
RWIDEB 8(GENX- INTEGRATED MODULAR
ODY/TR 1B) AVIONICS - COMMON
ACK1 CORE SYSTEM - TIME
MANAGER POWER
CYCLE RESET AS PER
AD 2020-06-14, BOEING
SB 787-81205-SB420045-
00 ISSUE 001/002
4/29/23 ADD/HG B787- ET-AOO ETCAA INSP-AC X x x 44 UPDATED THE CABIN 0.15 TSFN800975D9
RWIDEB 8(GENX- SYSTEM CABIN TO
ODY/TR 1B) CONNECT SOFTWARE
ACK1 RELEASE REV ETH 1.2
IAW SBCC-3430-SB-0002
rev 1.0 dated 13-May-22

Revision Number 06, 12 OCT 2021 Page 434 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/29/23 ADD/HG B787- ET-AOO ETCAA CAT-B2 X x x 44 UPDATED THE CABIN 0.15 TSFN800975D9
RWIDEB 8(GENX- SYSTEM CABIN TO
ODY/TR 1B) CONNECT SOFTWARE
ACK1 RELEASE REV ETH 1.2
IAW SBCC-3430-SB-0002
rev 1.0 dated 13-May-22
4/30/23 ADD/LIN B787- ET-ATL ETCAA AMT x 45 PERFORMED CENTRAL 0.3 TSFN800ARZLY
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 435 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/30/23 ADD/LIN B787- ET-ATL ETCAA AMT X x 45 PERFORMED CENTRAL 1 TSFN800ARZL

E 8(TRT- MAINTENANCE W
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 I.A.W
787 FTD-45-17001, dated
19-July-2019. AND TEST
PASSED.
4/30/23 ADD/LIN B787- ET-ATL ETCAA AMT X x 31 PERFORMED 1 TSFN800A2SZC
E 8(TRT- DOWNLOADING OF THE
1000) COCKPIT VOICE
RECORDER (CVR) AND
DATA LINK RECORDER
(DLR) DATA TO CHECK
VALIDITY, QUALITY AND
SYSTEM CALIBRATION
AS REQUIRED AS PER
DMC-B787-A-31-31-00-
09A-110B-A

Revision Number 06, 12 OCT 2021 Page 436 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/30/23 ADD/LIN B787- ET-ATL ETCAA AMT X x 46 PERFORMED 1 TSFN800AQU5E

E 8(TRT- ELECTRONIC FLIGHT
1000) BAG ELECTRONIC UNIT
TERMINAL CHART
DATABASE UPDATE AS
PER DMC-B787-A-46-11-
07-02A-720A-A & -750A-A,
DMC-B787-A-46-13-00-
01A-750A-A Rev 170 · 30
Apr 2023 .
4/30/23 ADD/LIN B787- ET-ATL ETCAA AMT x 42 PERFORMED 0.5 TSFN800ANBFJ
E 8(TRT- INTEGRATED MODULAR
1000) AVIONICS - COMMON
CORE SYSTEM - TIME
MANAGER POWER
CYCLE RESET IAW AD
2020-06-14, BOEING SB
787-81205-SB420045-00
ISSUE 001/002

Revision Number 06, 12 OCT 2021 Page 437 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/1/23 ADD/HG B787- ET-AXL ETCAA INSP-AC X x x 23 PERFORMED FIXED 1 TSFN8009Z012

RWIDEB 8(GENX- EMERGENCY LOCATOR
ODY/TR 1B) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK AND FOUND
NORMAL AS PER DMC-
B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A. Rev
170 · 30 Apr 2023
5/1/23 ADD/HG B787- ET-AXL ETCAA CAT-B2 X x x 23 PERFORMED FIXED 0.1 TSFN8009Z012
RWIDEB 8(GENX- EMERGENCY LOCATOR
ODY/TR 1B) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK AND FOUND
NORMAL AS PER DMC-
B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A. Rev
170 · 30 Apr 2023

Revision Number 06, 12 OCT 2021 Page 438 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/1/23 ADD/HG B787- ET-AXL ETCAA INSP-AC X x x 46 PERFORMED 1 TSFN800AQZ2K

RWIDEB 8(GENX- ELECTRONIC FLIGHT
ODY/TR 1B) BAG ELECTRONIC UNIT
ACK1 TERMINAL CHART
DATABASE UPDATE AS
PER DMC-B787-A-46-11-
07-02A-720A-A & -750A-A,
DMC-B787-A-46-13-00-
01A-750A-A.
5/1/23 ADD/HG B787- ET-AXL ETCAA CAT-B2 X x x 46 PERFORMED 1 TSFN800AQZ2K
RWIDEB 8(GENX- ELECTRONIC FLIGHT
ODY/TR 1B) BAG ELECTRONIC UNIT
ACK1 TERMINAL CHART
DATABASE UPDATE AS
PER DMC-B787-A-46-11-
07-02A-720A-A & -750A-A,
DMC-B787-A-46-13-00-
01A-750A-A.

Revision Number 06, 12 OCT 2021 Page 439 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/1/23 ADD/HG B787- ET-AXL ETCAA AMT X x 42 PERFORMED 0.5 TSFN800ANBK

RWIDEB 8(GENX- OPERATIONAL CHECK G
ODY/TR 1B) OF THE COMMON DATA
ACK1 NETWORK (CDN) BY
PERFORMING AN
AIRPLANE POWER
CYCLE TO RESTART
THE ERROR DETECTION
ENCODING (EDE)
TIMESTAMP CLOCK
REFERENCE TO ZERO
AS PER BTC 42-010-00-
01.
5/1/23 ADD/HG B787- ET-AXL ETCAA INSP-AC x x 42 INSPECTION OF FIBER 1 TSFN800AM6S
RWIDEB 8(GENX- OPTIC CONNECTIONS Q
ODY/TR 1B) DONE AND PERFORMED
ACK1 R/I OF RIGHT B FIBER
OPTIC MODULE
E4220002M12. AND MSG
CLEARED AS PER AMM
B787-A-42-21-05-00A-
520A-A/720A-A. Rev 170 ·
30 Apr 2023

Revision Number 06, 12 OCT 2021 Page 440 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/2/23 ADD/HG B787- ET-AOT ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.08333 TSFN800AS861
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6,AND
TEST PASSED AS PER
787-FTD-23-16003, Dated
26-Apr-2016.
5/2/23 ADD/HG B787- ET-AOT ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.25 TSFN800AS861
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6,AND
TEST PASSED AS PER
787-FTD-23-16003, Dated
26-Apr-2016.

Revision Number 06, 12 OCT 2021 Page 441 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/2/23 ADD/HG B787- ET-AOT ETCAA INSP-AC X x x 46 PERFORMED 0.2 TSFN800AS3VV

RWIDEB 8(GENX- DOWNLOAD OF ACMF
ODY/TR 1B) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK AS PER DMC-
B787-A-46-12-04-02A-
110B-A. Rev 170 · 30 Apr
2023
5/2/23 ADD/HG B787- ET-AOT ETCAA CAT-B2 X x x 46 PERFORMED 0.1 TSFN800AS3VV
RWIDEB 8(GENX- DOWNLOAD OF ACMF
ODY/TR 1B) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK AS PER DMC-
B787-A-46-12-04-02A-
110B-A. Rev 170 · 30 Apr
2023
5/2/23 ADD/HG B787- ET-AOT ETCAA INSP-AC X x x 44 PERFORMED CABIN 0.15 TSFN800975CW
RWIDEB 8(GENX- SYSTEM : CABIN
ODY/TR 1B) CONNECT- SOFTWARE
ACK1 RELEASE INSTALLATION
REV ETH 1.2 AS PER
SBCC-3430-SB-0002 rev
1.0 dated 13-May-22

Revision Number 06, 12 OCT 2021 Page 442 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/2/23 ADD/HG B787- ET-AOT ETCAA CAT-B2 X x x 44 PERFORMED CABIN 0.15 TSFN800975CW
RWIDEB 8(GENX- SYSTEM : CABIN
ODY/TR 1B) CONNECT- SOFTWARE
ACK1 RELEASE INSTALLATION
REV ETH 1.2 AS PER
SBCC-3430-SB-0002 rev
1.0 dated 13-May-22
5/4/23 ADD/LIN B787- ET-ATI ETCAA AMT X x 31 DOWNLOADED THE 1 TSFN800A9VVB
E 8(TRT- COCKPIT VOICE
1000) RECORDER (CVR) AND
DATA LINK RECORDER
(DLR) DATA TO CHECK
VALIDITY, QUALITY AND
SYSTEM CALIBRATION
AS REQUIRED IAW DMC-
B787-A-31-31-00-09A-
110B-A.

Revision Number 06, 12 OCT 2021 Page 443 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/8/23 ADD/HG B787- ET-AXL ETCAA INSP-AC x x 20 PERFORMED 0.5 TSFN800A1Z51

RWIDEB 8(GENX- OPERATIONAL CHECK
ODY/TR 1B) OF P300 AND P400
ACK1 PANEL ELECTRONIC
LOAD CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01.AND
FOUND OPERATIONAL.
5/8/23 ADD/HG B787- ET-AXL ETCAA CAT-B2 x x 20 PERFORMED 0.05 TSFN800A1Z51
RWIDEB 8(GENX- OPERATIONAL CHECK
ODY/TR 1B) OF P300 AND P400
ACK1 PANEL ELECTRONIC
LOAD CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01.AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 444 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/8/23 ADD/HG B787- ET-AXL ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.5 TSFN800A28X5
RWIDEB 8(GENX- MAINTENANCE SYSTEM
ODY/TR 1B) - ONBOARD DATA LOAD
ACK1 FUNCTION -
ELECTRONIC
CHECKLIST
INSTALLATION AS PER
AMM DMC-B787-A-45-13-
00-00A-750A-A.Rev 170 ·
30 Apr 2023
5/8/23 ADD/HG B787- ET-AXL ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.2 TSFN800A28X5
RWIDEB 8(GENX- MAINTENANCE SYSTEM
ODY/TR 1B) - ONBOARD DATA LOAD
ACK1 FUNCTION -
ELECTRONIC
CHECKLIST
INSTALLATION AS PER
AMM DMC-B787-A-45-13-
00-00A-750A-A.Rev 170 ·
30 Apr 2023

Revision Number 06, 12 OCT 2021 Page 445 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/8/23 ADD/HG B787- ET-AXL ETCAA INSP-AC X x x 46 PERFORMED 0.5 TSFN800AS7VM

RWIDEB 8(GENX- ELECTRONIC FLIGHT
ODY/TR 1B) BAG ELECTRONIC UNIT
ACK1 TERMINAL CHART
DATABASE UPDATE AS
PER DMC-B787-A-46-11-
07-02A-720A-A & -750A-A,
DMC-B787-A-46-13-00-
01A-750A-A.Rev 170 · 30
Apr 2023
5/8/23 ADD/HG B787- ET-AXL ETCAA CAT-B2 X x x 46 PERFORMED 1 TSFN800AS7VM
RWIDEB 8(GENX- ELECTRONIC FLIGHT
ODY/TR 1B) BAG ELECTRONIC UNIT
ACK1 TERMINAL CHART
DATABASE UPDATE AS
PER DMC-B787-A-46-11-
07-02A-720A-A & -750A-A,
DMC-B787-A-46-13-00-
01A-750A-A.Rev 170 · 30
Apr 2023

Revision Number 06, 12 OCT 2021 Page 446 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/8/23 ADD/HG B787- ET-AXL ETCAA INSP-AC X x x 46 PERFORMED 0.5 TSFN800ADSZY

RWIDEB 8(GENX- DOWNLOAD OF FULL
ODY/TR 1B) FLIGHT DATA (FFD) AND
ACK1 SENT TO GROUND
NETWORK AS PER AMM
B787-A-46-13-00-02A-
110B-A.Rev 170 · 30 Apr
2023
5/8/23 ADD/HG B787- ET-AXL ETCAA CAT-B2 X x x 46 PERFORMED 0.2 TSFN800ADSZY
RWIDEB 8(GENX- DOWNLOAD OF FULL
ODY/TR 1B) FLIGHT DATA (FFD) AND
ACK1 SENT TO GROUND
NETWORK AS PER AMM
B787-A-46-13-00-02A-
110B-A.Rev 170 · 30 Apr
2023
5/8/23 ADD/HG B787- ET-AXL ETCAA INSP-AC X x x 44 PERFORMED CABIN 0.15 TSFN800975CU
RWIDEB 8(GENX- SYSTEM(CABIN
ODY/TR 1B) CONNECT SOFTWARE
ACK1 UPDATE REV ETH 1.2 AS
PER SBCC-3430-SB-0002
rev 1.0 dated 13-May-22

Revision Number 06, 12 OCT 2021 Page 447 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/8/23 ADD/HG B787- ET-AXL ETCAA CAT-B2 X x x 44 PERFORMED CABIN 0.15 TSFN800975CU
RWIDEB 8(GENX- SYSTEM(CABIN
ODY/TR 1B) CONNECT SOFTWARE
ACK1 UPDATE REV ETH 1.2 AS
PER SBCC-3430-SB-0002
rev 1.0 dated 13-May-22
5/8/23 ADD/HG B787- ET-AXL ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800ASGP6
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019.AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 448 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/8/23 ADD/HG B787- ET-AXL ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800ASGP6
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019.AND
TEST PASSED.
5/9/23 ADD/LIN B787- ET-AXK ETCAA AVO X x 44 PERFORMED CABIN 1 TSFN800975D7
E 8(GENX- SYSTEM: CABIN
1B) CONNECT- SOFTWARE
RELEASE REV ETH 1.2
AS PER SBCC-3430-SB-
0002 rev 1.0 dated 13-
May-22.
5/18/23 ADD/HG B787- ET-ATH ETCAA AMT X x 45 PERFORMED ONBOARD 0.5 TSFN800APL4X
RWIDEB 8(TRT- DATA LOAD FUNCTION
ODY/TR 1000) NAVIGATION DATABASE
ACK1 SOFTWARE
INSTALLATION-SW
CHANGE AS PER DMC-
B787-A-45-13-00-00A-
750A-A

Revision Number 06, 12 OCT 2021 Page 449 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/18/23 ADD/HG B787- ET-ATH ETCAA AMT x 46 PERFORMED 0.4 TSFN800APL53

RWIDEB 8(TRT- INFORMATION SYSTEMS
ODY/TR 1000) - ELECTRONIC FLIGHT
ACK1 BAG ELECTRONIC UNIT -
B787 ENROUTE CHART
DATABASE UPDATE AS
PER DMC-B787-A-46-11-
07-02A-750A-A.
5/18/23 ADD/HG B787- ET-ATH ETCAA AMT X x 46 PERFORMED 1 TSFN800AQXP9
RWIDEB 8(TRT- ELECTRONIC FLIGHT
ODY/TR 1000) BAG ELECTRONIC UNIT
ACK1 TERMINAL CHART
DATABASE UPDATE AS
PER DMC-B787-A-46-11-
07-02A-720A-A & -750A-A,
DMC-B787-A-46-13-00-
01A-750A-A

Revision Number 06, 12 OCT 2021 Page 450 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/18/23 ADD/HG B787- ET-ATH ETCAA AMT X x 46 PERFORMED 0.5 TSFN800APL51

RWIDEB 8(TRT- INFORMATION SYSTEMS
ODY/TR 1000) - INSTALLATION OF EFB
ACK1 SOFTWARE LOADS
(AIRPORT MOVING MAP
DATABASE) ON B787
EFB SYSTEM- FOPTS
REQUIREMENT AS PER
DMC-B787-A-46-11-07-
02A-720A-A
5/18/23 ADD/HG B787- ET-ATH ETCAA AMT X x 31 PERFORM 1 TSFN800AKHH
RWIDEB 8(TRT- OPERATIONAL CHECK M
ODY/TR 1000) OF THE UNDERWATER
ACK1 LOCATOR BEACON ON
THE FORWARD
ENHANCED AIRBORNE
FLIGHT RECORDER PER
BTC 31-030-00-01/ITEM-
1.

Revision Number 06, 12 OCT 2021 Page 451 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/18/23 ADD/HG B787- ET-ATH ETCAA AMT X x 34 PERFORMED 3.5 TSFN800A3ZYR

RWIDEB 8(TRT- NAVIGATION - FLIGHT
ODY/TR 1000) MANAGEMENT
ACK1 FUNCTION - THRUST
MANAGEMENT BLOCK
POINT 4.1 SOFTWARE
CHANGE - SW CHANGE
AS PER BOEING ALERT
SB787-81205-SB340053-
00 ISSUE 001 (DATED 16-
NOV-2022)
5/18/23 ADD/HG B787- ET-ATH ETCAA AMT X x 31 PERFORMED 1 TSFN800AKHH
RWIDEB 8(TRT- OPERATIONAL CHECK K
ODY/TR 1000) OF THE UNDERWATER
ACK1 LOCATOR BEACON ON
THE AFT ENHANCED
AIRBORNE FLIGHT
RECORDER PER BTC 31-
030-00-02/ITEM-1.

Revision Number 06, 12 OCT 2021 Page 452 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/20/23 ADD/HG B787- ET-ATH ETCAA AMT X X x 44 CABIN SYSTEMS - 8.5 TSFN8007G6C2
RWIDEB 8(TRT- ROCKWELL/
ODY/TR 1000) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
JIC-787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01
5/20/23 ADD/HG B787- ET-ATH ETCAA AMT X X x 44 PERFORMED CABIN 3 TSFN8007G6C0
RWIDEB 8(TRT- SYSTEMS - ROCKWELL/
ODY/TR 1000) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION IAW
JC-787-44-0201 dated 26-
Jan-21,SB787-81205-
SB440201, Dated on 10
SEP 2020 R01.

Revision Number 06, 12 OCT 2021 Page 453 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/20/23 ADD/HG B787- ET-ATH ETCAA INSP-AC X X x x 44 PERFORMED CABIN 0.5 TSFN8007G6B
RWIDEB 8(TRT- SYSTEMS - ROCKWELL/ W
ODY/TR 1000) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PERFORMED
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION
STRUCTURAL TASK IS
PERFORMED AS PER
EO(M)-SB787-81205-
SB440201-00-03-JIC.
5/20/23 ADD/HG B787- ET-ATH ETCAA CAT-B1 X X x x 44 PERFORMED CABIN 0.5 TSFN8007G6B
RWIDEB 8(TRT- SYSTEMS - ROCKWELL/ W
ODY/TR 1000) HONEYWELL/ RCI
ACK1 GLOBALXPRESS KA
PERFORMED
PASSENGER SYSTEM -
SYSTEM INSTALLATION
AND ACTIVATION
STRUCTURAL TASK IS
PERFORMED AS PER
EO(M)-SB787-81205-
SB440201-00-03-JIC.

Revision Number 06, 12 OCT 2021 Page 454 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/20/23 ADD/HG B787- ET-ATH ETCAA CAT-B1 X x 34 PERFORMED STANDBY 0.1 TSFN800AD7M6
RWIDEB 8(TRT- MAGNETIC COMPASS
ODY/TR 1000) CALIBRATION SWING AS
ACK1 PER AMM DMC-B787-A-
34-23-00-00A-273A-A
AND FOUND WITH IN
LIMIT.
5/20/23 ADD/HG B787- ET-ATH ETCAA INSP-AC X x 34 PERFORMED STANDBY 0.5 TSFN800AD7M6
RWIDEB 8(TRT- MAGNETIC COMPASS
ODY/TR 1000) CALIBRATION SWING AS
ACK1 PER AMM DMC-B787-A-
34-23-00-00A-273A-A
AND FOUND WITH IN
LIMIT.
5/20/23 ADD/HG B787- ET-ATH ETCAA CAT-B2 x x 34 REPLACED THE DME R 2 TSFN800ARP3
RWIDEB 8(TRT- ANTENNA CONNECTOR W
ODY/TR 1000) IAW SWPM 20-51-15 AND
ACK1 FAULT CLEARED

Revision Number 06, 12 OCT 2021 Page 455 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/22/23 ADD/HG B787- ET-AYD ETCAA AMT x 45 PERFORMED CENTRAL 0.5 TSFN800ASTYF
RWIDEB 8(GENX- MAINTENANCE SYSTEM-
ODY/TR 1B) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT IAW DMC-B787-
A-45-11-00-68A-110B-A
Rev 170 · 30 Apr 2023
5/22/23 ADD/HG B787- ET-AYD ETCAA AMT x 46 PERFORMED 1 TSFN800ASU6J
RWIDEB 8(GENX- INFORMATION SYSTEMS
ODY/TR 1B) - OBEDS - DOWNLOAD
ACK1 THE LIST OF LOADABLE
SOFTWARE AIRPLANE
PARTS (MSD
CONFIGURATION) AS
PER AMM DMC-B787-A-
46-13-00-12A-110B-A
Rev 170 · 30 Apr 2023

Revision Number 06, 12 OCT 2021 Page 456 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/22/23 ADD/HG B787- ET-AYD ETCAA AMT X x 45 PERFORMED ONBOARD 0.5 TSFN800AUNJ8
RWIDEB 8(GENX- DATA LOAD FUNCTION
ODY/TR 1B) NAVIGATION DATABASE
ACK1 SOFTWARE
INSTALLATION-SW
CHANGE IAW DMC-B787-
A-45-13-00-00A-750A-A
Rev 170 · 30 Apr 2023 .
5/22/23 ADD/HG B787- ET-AUO ETCAA INSP-AC x x 46 PERFORMED 0.5 TSFN800ATDCV
RWIDEB 8(TRT- DOWNLOAD LIFING
ODY/TR 1000) DATA (ELIFE) ON TRENT
ACK1 1000 OPERATED B787s
AS PER DMC-B787-A-46-
13-00-02A-110B-A AND
SENT TO GRD
NETWORK.
5/22/23 ADD/HG B787- ET-AUO ETCAA CAT-B1 x x 46 PERFORMED 0.5 TSFN800ATDCV
RWIDEB 8(TRT- DOWNLOAD LIFING
ODY/TR 1000) DATA (ELIFE) ON TRENT
ACK1 1000 OPERATED B787s
AS PER DMC-B787-A-46-
13-00-02A-110B-A AND
SENT TO GRD
NETWORK.

Revision Number 06, 12 OCT 2021 Page 457 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/23/23 ADD/HG B787- ET-ATH ETCAA AMT x 34 INSTALLED THE AHRU 2 TSFN800AR45T
RWIDEB 8(TRT- AND IRU AS PER AMM
ODY/TR 1000) DMC-B787-A-34-21-02-
ACK1 00A-720A-A/DMC-B787-A-
34-21-04-00A-720A-A
AND ALL TEST PASSED.
5/31/23 ADD/HG B787- ET-AYC ETCAA CAT-B2 X X x x 46 PERFORMED 1.5 TSFN800AD9LQ
RWIDEB 8(GENX- INFORMATION SYSTEMS
ODY/TR 1B) - INSTALLATION OF EFB
ACK1 SOFTWARE LOADS
(DOCUMENTS) ON B787-
9 WITH GE ENGINE -
FOPTS REQUIREMENT
AS PER B787 AMM DMC-
B787-A-46-11-07-02A-
750A-A: Rev 170 / 30 Apr
2023 ·

Revision Number 06, 12 OCT 2021 Page 458 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/31/23 ADD/HG B787- ET-AYC ETCAA INSP-AC X X x x 46 PERFORMED 1 TSFN800AD9LQ

RWIDEB 8(GENX- INFORMATION SYSTEMS
ODY/TR 1B) - INSTALLATION OF EFB
ACK1 SOFTWARE LOADS
(DOCUMENTS) ON B787-
9 WITH GE ENGINE -
FOPTS REQUIREMENT
AS PER B787 AMM DMC-
B787-A-46-11-07-02A-
750A-A: Rev 170 / 30 Apr
2023 ·
6/1/23 ADD/HG B787- ET-AOS ETCAA AMT x 24 PERFORMED 12 TSFN8007ECRR
RWIDEB 8(GENX- ELECTRICAL POWER-
ODY/TR 1B) POWER DISTRIBUTION
ACK1 SYSTEM-HIGH VOLTAGE
DC P700 CABIN AIR
COMPRESSOR
CONTACTOR CHANGE
AS PER Boeing 787
SB240080-00 Issue 002,
30-Aug-2022.

Revision Number 06, 12 OCT 2021 Page 459 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/1/23 ADD/HG B787- ET-AOS ETCAA INSP-AC x x 24 PERFORMED 4 TSFN8007ECRS

RWIDEB 8(GENX- ELECTRICAL POWER-
ODY/TR 1B) POWER DISTRIBUTION
ACK1 SYSTEM-HIGH VOLTAGE
DC P800 CABIN AIR
COMPRESSOR
CONTACTOR CHANGE
IAW Boeing 787
SB240080-00 Issue 002,
30-Aug-2022.
6/1/23 ADD/HG B787- ET-AOS ETCAA CAT-B2 x x 24 PERFORMED 4 TSFN8007ECRS
RWIDEB 8(GENX- ELECTRICAL POWER-
ODY/TR 1B) POWER DISTRIBUTION
ACK1 SYSTEM-HIGH VOLTAGE
DC P800 CABIN AIR
COMPRESSOR
CONTACTOR CHANGE
IAW Boeing 787
SB240080-00 Issue 002,
30-Aug-2022.

Revision Number 06, 12 OCT 2021 Page 460 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/1/23 ADD/HG B787- ET-AOS ETCAA AMT x 24 PERFORMED 7 TSFN8007ECRR

RWIDEB 8(GENX- ELECTRICAL POWER-
ODY/TR 1B) POWER DISTRIBUTION
ACK1 SYSTEM-HIGH VOLTAGE
DC P700 CABIN AIR
COMPRESSOR
CONTACTOR CHANGE
AS PER Boeing 787
SB240080-00 Issue 002,
30-Aug-2022.
6/4/23 ADD/LIN B787- ET-AXS ETCAA AMT x QE REPLACED W31 3 TSFN800AY8AQ
E 8(GENX- HARNESS AS PER DMC-
1B) B787-11-03-00A-
520A/720A-A Rev 171 · 31
May 2023 AND FAULT
CLEARED.
6/4/23 ADD/LIN B787- ET-AXS ETCAA AMT X x 21 PERFORMED R1 CAC 1 TSFN800AXJTU
E 8(GENX- CONTACTOR
1B) INSPECTION AS PER
DMC-B787-A-24-09-80-
00A-520A/720A-A Rev 171
· 31 May 2023 AND
FOUND ALL NORMAL.

Revision Number 06, 12 OCT 2021 Page 461 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/4/23 ADD/LIN B787- ET-AXS ETCAA AMT x 20 OPERATIONALLY 1 TSFN8009YN85

E 8(GENX- CHECKED P300 AND
1B) P400 PANEL
ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01/ITEM-1
PARAGRAPH B/. AND
FOUND OPERATIONAL.
6/4/23 ADD/LIN B787- ET-AXS ETCAA AMT x 45 PERFORMED CENTRAL 0.33333 TSFN800AXSP7
E 8(GENX- MAINTENANCE
1B) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 IAW
787-FTD-23-16003, Dated
26-Apr-2016 AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 462 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/4/23 ADD/LIN B787- ET-AXS ETCAA AMT X x 45 PERFORMED CENTRAL 1 TSFN800AXSPJ

E 8(GENX- MAINTENANCE
1B) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
FOUND OPERATIONAL.
6/4/23 ADD/LIN B787- ET-AXS ETCAA AMT X x 46 PERFORMED 1 TSFN800AXM7X
E 8(GENX- DOWNLOAD OF ACMF
1B) CPL FILE FROM CIS-MS
MSD TO ML & GND
NTWRK AS PER DMC-
B787-A-46-12-04-02A-
110B-A Rev 171 · 31 May
2023
6/8/23 ADD/LIN B787- ET-AOU ETCAA AMT X x 24 TS: PERFORMED 1 TSFN800AYRW
E 8(GENX- TROUBLESHOOTING 4
1B) AND FOUND THE
PRESSURE SENSOR IN
THE VFSG FAILED AS
PER WDM 24-11-11 Rev
150 · 26 May 2023.

Revision Number 06, 12 OCT 2021 Page 463 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/8/23 ADD/LIN B787- ET-AOU ETCAA AMT x 32 PERFORMED 1 TSFN800AY8CA

E 8(GENX- DM3242247P01 PIN
1B) CHANGE AS PER SWPM
20-63-19 AND TEST
PERFORMED AS PER
THE FIM DMC-B787-A-32-
40-F2-94A-421A-A Rev
153 · 24 May 2023 AND
FOUND OPERATIONAL
AND FAULT CLEARED.
6/18/23 ADD/LIN B787- ET-AUR ETCAA AMT x 20 OPERATIONALLY 0.5 TSFN800A0HPG
E 8(TRT- CHECKED P300 AND
1000) P400 PANEL
ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01 AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 464 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/18/23 ADD/LIN B787- ET-AUR ETCAA AMT x 42 PEFORMED 0.66667 TSFN800AUXG1

E 8(TRT- INTEGRATED MODULAR
1000) AVIONICS - COMMON
CORE SYSTEM - TIME
MANAGER POWER
CYCLE RESET AS PER
AD 2020-06-14, BOEING
SB 787-81205-SB420045-
00 ISSUE 001/002
6/18/23 ADD/LIN B787- ET-AUR ETCAA AMT X x 42 OPERATIONALLY 0.25 TSFN800AV0PH
E 8(TRT- CHECKED THE
1000) COMMON DATA
NETWORK (CDN) BY
PERFORMING AN
AIRPLANE POWER
CYCLE TO RESTART
THE ERROR DETECTION
ENCODING (EDE)
TIMESTAMP CLOCK
REFERENCE TO ZERO
AS PER BTC 42-010-00-
01 AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 465 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/19/23 ADD/LIN B787- ET-AUR ETCAA INSP-AC X x 34 PERFORMED STANDBY 0.5 TSFN800AD7M8
E 8(TRT- MAGNETIC COMPASS
1000) CALIBRATION AS PER
AMM DMC-B787-A-34-23-
00-00A-273A-A Rev 171 ·
31 May 2023.
6/19/23 ADD/LIN B787- ET-AUR ETCAA CAT-B1 X x 34 PERFORMED STANDBY 0.1 TSFN800AD7M8
E 8(TRT- MAGNETIC COMPASS
1000) CALIBRATION AS PER
AMM DMC-B787-A-34-23-
00-00A-273A-A Rev 171 ·
31 May 2023.
6/21/23 ADD/LIN B787- ET-AOP ETCAA INSP-AC x 42 PERFORMED 0.5 TSFN800AX6MB
E 8(GENX- INTEGRATED MODULAR
1B) AVIONICS - COMMON
CORE SYSTEM - TIME
MANAGER POWER
CYCLE RESET AS PER
AD 2020-06-14, BOEING
SB 787-81205-SB420045-
00 ISSUE 001/002.

Revision Number 06, 12 OCT 2021 Page 466 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/26/23 ADD/LIN B787- ET-AOV ETCAA AMT X x 31 PERFORMED STEPS ON 1 TSFN800B1FW

E 8(GENX- THE FIM AND FOUND Q
1B) THE PART FAULTY AS
PER DMC-B787-A-31-60-
F1-16A-421A-A Rev 153 ·
24 May 2023
6/26/23 ADD/HG B787- ET-AUO ETCAA CAT-B2 X x x 46 DOWNLOADED AND 1 TSFN800ARYLH
RWIDEB 8(TRT- DELETED ACMF
ODY/TR 1000) REPORTS FROM OSM,
ACK1 ACMF REPORTS
REPOSITORY IAW 787-
FTD-46-16002, Dated 21-
Feb-2019
6/26/23 ADD/HG B787- ET-AUO ETCAA INSP-AC X x x 46 UPDATED THE 1 TSFN800B0CJ0
RWIDEB 8(TRT- ELECTRONIC FLIGHT
ODY/TR 1000) BAG ELECTRONIC UNIT
ACK1 TERMINAL CHART
DATABASE IAW DMC-
B787-A-46-11-07-02A-
720A-A & -750A-A, DMC-
B787-A-46-13-00-01A-
750A-A

Revision Number 06, 12 OCT 2021 Page 467 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/26/23 ADD/HG B787- ET-AUO ETCAA CAT-B2 X x x 46 UPDATED THE 1 TSFN800B0CJ0

RWIDEB 8(TRT- ELECTRONIC FLIGHT
ODY/TR 1000) BAG ELECTRONIC UNIT
ACK1 TERMINAL CHART
DATABASE IAW DMC-
B787-A-46-11-07-02A-
720A-A & -750A-A, DMC-
B787-A-46-13-00-01A-
750A-A
6/27/23 ADD/LIN B787- ET-ATL ETCAA AMT x 23 PERFORMED 2 TSFN800AXNAY
E 8(TRT- TROUBLESHOOTING
1000) AND PERFORMED
SATCOM SYSTEM
OPERATIONAL TEST
IAW DMC-B787-A-23-15-
00-01A-320A-A AND
FOUND OPERATIONAL.
6/28/23 ADD/HG B787- ET-AUQ ETCAA CAT-B1 x x 46 DOWNLOADED LIFING 0.5 TSFN800AZYUF
RWIDEB 8(TRT- DATA (ELIFE) ON TRENT
ODY/TR 1000) 1000 OPERATED B787s
ACK1 IAW DMC-B787-A-46-13-
00-02A-110B-A.

Revision Number 06, 12 OCT 2021 Page 468 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/28/23 ADD/HG B787- ET-AUQ ETCAA INSP-AC x x 46 DOWNLOADED LIFING 0.5 TSFN800AZYUF
RWIDEB 8(TRT- DATA (ELIFE) ON TRENT
ODY/TR 1000) 1000 OPERATED B787s
ACK1 IAW DMC-B787-A-46-13-
00-02A-110B-A.
6/28/23 ADD/HG B787- ET-AUQ ETCAA CAT-B2 X x x 46 DOWNLOADED ACMF 0.1 TSFN800B1LR9
RWIDEB 8(TRT- CPL FILE FROM CIS-MS
ODY/TR 1000) MSD TO ML & GND
ACK1 NTWRK IAW DMC-B787-
A-46-12-04-02A-110B-A
6/28/23 ADD/HG B787- ET-AUQ ETCAA INSP-AC X x x 46 DOWNLOADED ACMF 0.2 TSFN800B1LR9
RWIDEB 8(TRT- CPL FILE FROM CIS-MS
ODY/TR 1000) MSD TO ML & GND
ACK1 NTWRK IAW DMC-B787-
A-46-12-04-02A-110B-A

Revision Number 06, 12 OCT 2021 Page 469 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/4/23 ADD/LIN B787- ET-AUP ETCAA INSP-AC X x x 32 PERFORMED 2 TSFN8009XRC

E 8(TRT- INSPECTION OF MAIN W
1000) LANDING GEAR SIDE
BRACE DOWN
INDICATION, DRAG
BRACE DOWN
INDICATION AND
UPLOCKED INDICATION
PROXIMITY SENSORS
HARNESSES IAW DMC-
B787-A-32-11-31-00A-
520A-A/720A-A WDM 32-
61-11 AND FOUND NO
DISCRIPANCIES.

Revision Number 06, 12 OCT 2021 Page 470 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/4/23 ADD/LIN B787- ET-AUP ETCAA CAT-B2 X x x 32 PERFORMED 0.1 TSFN8009XRC

E 8(TRT- INSPECTION OF MAIN W
1000) LANDING GEAR SIDE
BRACE DOWN
INDICATION, DRAG
BRACE DOWN
INDICATION AND
UPLOCKED INDICATION
PROXIMITY SENSORS
HARNESSES IAW DMC-
B787-A-32-11-31-00A-
520A-A/720A-A WDM 32-
61-11 AND FOUND NO
DISCRIPANCIES.
7/4/23 ADD/LIN B787- ET-AUP ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.5 TSFN800ATFG6
E 8(TRT- MAINTENANCE SYSTEM-
1000) CENTRAL
MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT IAW DMC-B787-
A-45-11-00-68A-110B-A.

Revision Number 06, 12 OCT 2021 Page 471 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/4/23 ADD/LIN B787- ET-AUP ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.5 TSFN800ATFG6
E 8(TRT- MAINTENANCE SYSTEM-
1000) CENTRAL
MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT IAW DMC-B787-
A-45-11-00-68A-110B-A.
7/4/23 ADD/LIN B787- ET-AUP ETCAA CAT-B2 x x 20 OPERATIONALLY 0.1 TSFN800A92YF
E 8(TRT- CHECKED THE P300
1000) AND P400 PANEL
ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES IAW BTC 24-
065-00-01 AND TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 472 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/4/23 ADD/LIN B787- ET-AUP ETCAA INSP-AC x x 20 OPERATIONALLY 0.33333 TSFN800A92YF

E 8(TRT- CHECKED THE P300
1000) AND P400 PANEL
ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES IAW BTC 24-
065-00-01 AND TEST
PASSED.
7/4/23 ADD/LIN B787- ET-AUP ETCAA CAT-B2 X x x 32 PERFORMED 0.1 TSFN8009XRCV
E 8(TRT- INSPECTION OF MAIN
1000) LANDING GEAR SIDE
BRACE DOWN
INDICATION, DRAG
BRACE DOWN
INDICATION AND
UPLOCKED INDICATION
PROXIMITY SENSORS
HARNESSES IAW DMC-
B787-A-32-11-31-00A-
520A-A/720A-A WDM 32-
61-11 AND FOUND NO
DISCRIPANCIES.

Revision Number 06, 12 OCT 2021 Page 473 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/4/23 ADD/LIN B787- ET-AUP ETCAA INSP-AC X x x 32 PERFORMED 2 TSFN8009XRCV

E 8(TRT- INSPECTION OF MAIN
1000) LANDING GEAR SIDE
BRACE DOWN
INDICATION, DRAG
BRACE DOWN
INDICATION AND
UPLOCKED INDICATION
PROXIMITY SENSORS
HARNESSES IAW DMC-
B787-A-32-11-31-00A-
520A-A/720A-A WDM 32-
61-11 AND FOUND NO
DISCRIPANCIES.
7/6/23 ADD/HG B787- ET-AOS ETCAA INSP-AC X x x 31 PERFORMED 0.5 TSFN800AXQF2
RWIDEB 8(GENX- OPERATIONAL TEST OF
ODY/TR 1B) FLIGHT DECK AREA
ACK1 MICROPHONE AS PER
BTC 31-025-00-01/ITEM-1
PARAGRAPH C FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 474 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/6/23 ADD/HG B787- ET-AOS ETCAA CAT-B1 X x x 31 PERFORMED 0.05 TSFN800AXQF2

RWIDEB 8(GENX- OPERATIONAL TEST OF
ODY/TR 1B) FLIGHT DECK AREA
ACK1 MICROPHONE AS PER
BTC 31-025-00-01/ITEM-1
PARAGRAPH C FOUND
OPERATIONAL.
7/6/23 ADD/LIN B787- ET-ATK ETCAA INSP-AC x x 24 PERFORMED WIRING 1 TSFN800AREST
E 8(TRT- CHECK AS PER FIM
1000) DMC-B787-A-R76-10-F1-
20A-421A-A Rev 154 · 24
Jun 2023 AND
REPLACED HARNESS
AS PER DMC-B787-A-
R71-51-00-00A-
520A/720A-A Rev 172 ·
30 Jun 2023.

Revision Number 06, 12 OCT 2021 Page 475 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/6/23 ADD/LIN B787- ET-ATK ETCAA CAT-B2 x x 24 PERFORMED WIRING 1 TSFN800AREST

E 8(TRT- CHECK AS PER FIM
1000) DMC-B787-A-R76-10-F1-
20A-421A-A Rev 154 · 24
Jun 2023 AND
REPLACED HARNESS
AS PER DMC-B787-A-
R71-51-00-00A-
520A/720A-A Rev 172 ·
30 Jun 2023.
7/11/23 ADD/HG B787- ET-AOS ETCAA INSP-AC X x x 46 TS: PERFORMED FIM 1 TSFN800B3GM
RWIDEB 8(GENX- AND DONE THE T
ODY/TR 1B) GROUND TEST TO REST
ACK1 THE MODULE AS PER
DMC-B787-A-46-10-F2-
D6A-421A-A Rev 154 · 24
Jun 2023 AND FAULT
CLEARED.

Revision Number 06, 12 OCT 2021 Page 476 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/11/23 ADD/HG B787- ET-AOS ETCAA CAT-B2 X x x 46 TS: PERFORMED FIM 1 TSFN800B3GM
RWIDEB 8(GENX- AND DONE THE T
ODY/TR 1B) GROUND TEST TO REST
ACK1 THE MODULE AS PER
DMC-B787-A-46-10-F2-
D6A-421A-A Rev 154 · 24
Jun 2023 AND FAULT
CLEARED.
7/11/23 ADD/LIN B787- ET-ATJ ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.21667 TSFN800B3LNV
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRALL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 IAW
787-FTD-23-16003, Dated
26-Apr-2016 AND FOUND
NORMAL.

Revision Number 06, 12 OCT 2021 Page 477 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/11/23 ADD/LIN B787- ET-ATJ ETCAA CAT-B2 X x x 46 PERFORMED 0.5 TSFN800AZD9E

E 8(TRT- INFORMATION SYSTEMS
1000) - INSTALLATION OF EFB
SOFTWARE LOADS
(AIRPORT MOVING MAP
DATABASE) ON B787
EFB SYSTEM- FOPTS
REQUIREMENT IAW
DMC-B787-A-46-11-07-
02A-720A-A
7/11/23 ADD/LIN B787- ET-ATJ ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800B3LP8
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019 AND FOUND
NORMAL.
7/11/23 ADD/LIN B787- ET-AOQ ETCAA AMT x 05 RECONDITIONED 1 TSFN800B3ZPU
E 8(GENX- PROPERLY AS PER AMM
1B) 73-22-01

Revision Number 06, 12 OCT 2021 Page 478 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/11/23 ADD/LIN B787- ET-ATJ ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800B3LP8
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019 AND FOUND
NORMAL.
7/11/23 ADD/LIN B787- ET-ATJ ETCAA INSP-AC X x 31 PERFORMED 0.9 TSFN8009LA14
E 8(TRT- FUNCTIONAL CHECK OF
1000) ENHANCED AIRBORNE
FLIGHT RECORDER
INDEPENDENT POWER
SUPPLY IAW BTC 31-
040-00-01 AND NO
ACTION REQUIRED
BECAUSE OF THE PART
NUMBER.

Revision Number 06, 12 OCT 2021 Page 479 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/11/23 ADD/LIN B787- ET-ATJ ETCAA CAT-B2 X x 31 PERFORMED 0.1 TSFN8009LA14

E 8(TRT- FUNCTIONAL CHECK OF
1000) ENHANCED AIRBORNE
FLIGHT RECORDER
INDEPENDENT POWER
SUPPLY IAW BTC 31-
040-00-01 AND NO
ACTION REQUIRED
BECAUSE OF THE PART
NUMBER.
7/12/23 ADD/LIN B787- ET-AOT ETCAA CAT-B2 x x 20 OPERATIONALLY 0.1 TSFN800ADWA
E 8(GENX- CHECKED P300 AND E
1B) P400 PANEL
ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01 AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 480 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/12/23 ADD/LIN B787- ET-AOT ETCAA INSP-AC x x 20 OPERATIONALLY 0.33333 TSFN800ADWA

E 8(GENX- CHECKED P300 AND E
1B) P400 PANEL
ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES AS PER BTC
24-065-00-01 AND
FOUND OPERATIONAL.
7/12/23 ADD/LIN B787- ET-AOT ETCAA INSP-AC X x x 23 PERFORMED FIXED 1 TSFN800ADWF
E 8(GENX- EMERGENCY LOCATOR N
1B) TRANSMITTER ELT
CODING VERIFICATION
AND OPERATIONAL
CHECK AS PER DMC-
B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A Rev
172 · 30 Jun 2023 AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 481 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/12/23 ADD/LIN B787- ET-AOT ETCAA CAT-B2 X x x 23 PERFORMED FIXED 0.1 TSFN800ADWF
E 8(GENX- EMERGENCY LOCATOR N
1B) TRANSMITTER ELT
CODING VERIFICATION
AND OPERATIONAL
CHECK AS PER DMC-
B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A Rev
172 · 30 Jun 2023 AND
FOUND OPERATIONAL.
7/12/23 ADD/LIN B787- ET-AOT ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.5 TSFN800ATHM
E 8(GENX- MAINTENANCE SYSTEM- M
1B) CENTRAL
MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT IAW DMC-B787-
A-45-11-00-68A-110B-A
Rev 172 · 30 Jun 2023

Revision Number 06, 12 OCT 2021 Page 482 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/12/23 ADD/LIN B787- ET-AOT ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.5 TSFN800ATHM
E 8(GENX- MAINTENANCE SYSTEM- M
1B) CENTRAL
MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT IAW DMC-B787-
A-45-11-00-68A-110B-A
Rev 172 · 30 Jun 2023
7/12/23 ADD/LIN B787- ET-AOT ETCAA INSP-AC X x x 46 DOWNLOADED FULL 0.5 TSFN800ATHL9
E 8(GENX- FLIGHT DATA (FFD) AS
1B) PER AMM B787-A-46-13-
00-02A-110B-A Rev 172 ·
30 Jun 2023
7/12/23 ADD/LIN B787- ET-AOT ETCAA CAT-B2 X x x 46 DOWNLOADED FULL 0.2 TSFN800ATHL9
E 8(GENX- FLIGHT DATA (FFD) AS
1B) PER AMM B787-A-46-13-
00-02A-110B-A Rev 172 ·
30 Jun 2023

Revision Number 06, 12 OCT 2021 Page 483 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/19/23 ADD/HG B787- ET-AOS ETCAA INSP-AC x x 45 AS PER COLLINS 2 TSFN800B1YQ

RWIDEB 8(GENX- RECOMMENDATIONS, G
ODY/TR 1B) PERFORMED GENERAL
ACK1 VISUAL INSPECTION OF
ALL CONNECTERS AND
FOUND LOSEEN
CONNECTION AT RF
CABLES AND SECURE
THE PLUG, PERFORMED
OPERATIONAL CHECK
OF INTERNET
CONNECTIVITY AND
FOUND OPERATIONAL
BUT WHEN WE INTER A
VOACHER CODE IT
SAYS ERROR.

Revision Number 06, 12 OCT 2021 Page 484 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/19/23 ADD/HG B787- ET-AOS ETCAA AMT x x 45 AS PER COLLINS 4 TSFN800B1YQ

RWIDEB 8(GENX- RECOMMENDATIONS, G
ODY/TR 1B) PERFORMED GENERAL
ACK1 VISUAL INSPECTION OF
ALL CONNECTERS AND
FOUND LOSEEN
CONNECTION AT RF
CABLES AND SECURE
THE PLUG, PERFORMED
OPERATIONAL CHECK
OF INTERNET
CONNECTIVITY AND
FOUND OPERATIONAL
BUT WHEN WE INTER A
VOACHER CODE IT
SAYS ERROR.
7/20/23 ADD/HG B787- ET-AOR ETCAA AMT X x 23 PERFORMED FIXED 1 TSFN800AC7PQ
RWIDEB 8(GENX- EMERGENCY LOCATOR
ODY/TR 1B) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK AS PER DMC-
B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A.

Revision Number 06, 12 OCT 2021 Page 485 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/20/23 ADD/HG B787- ET-AOR ETCAA INSP-AC X x x 46 PERFORMED 0.2 TSFN800B52L4

RWIDEB 8(GENX- DOWNLOAD OF ACMF
ODY/TR 1B) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK AS PER DMC-
B787-A-46-12-04-02A-
110B-A.
7/20/23 ADD/HG B787- ET-AOR ETCAA CAT-B2 X x x 46 PERFORMED 0.1 TSFN800B52L4
RWIDEB 8(GENX- DOWNLOAD OF ACMF
ODY/TR 1B) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK AS PER DMC-
B787-A-46-12-04-02A-
110B-A.
7/20/23 ADD/HG B787- ET-ARF ETCAA INSP-AC X X x x 46 PERFORMED 1 TSFN800AYUW
RWIDEB 8(GENX- INFORMATION 3
ODY/TR 1B) SYSTEMS-
ACK1 INSTALLATION OF EFB
SOFTWARE LOADS
(PERFORMANCE) ON
B787 WITH GE ENGINE -
FOPTS REQUIREMENT-
SW CHANGE AS PER
B787 AMM DMC-B787-A-
46-11-07-02A-750A-A

Revision Number 06, 12 OCT 2021 Page 486 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/20/23 ADD/HG B787- ET-ARF ETCAA CAT-B2 X X x x 46 PERFORMED 1.5 TSFN800AYUW

RWIDEB 8(GENX- INFORMATION 3
ODY/TR 1B) SYSTEMS-
ACK1 INSTALLATION OF EFB
SOFTWARE LOADS
(PERFORMANCE) ON
B787 WITH GE ENGINE -
FOPTS REQUIREMENT-
SW CHANGE AS PER
B787 AMM DMC-B787-A-
46-11-07-02A-750A-A
7/24/23 ADD/HG B787- ET-AUR ETCAA AMT X x 45 PERFORMED CENTRAL 1 TSFN800B6287
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019.

Revision Number 06, 12 OCT 2021 Page 487 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/24/23 ADD/HG B787- ET-AUR ETCAA AMT X x 45 PERFORMED CENTRAL 1 TSFN800B6287

RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
FOUND OPERATIONAL.
7/24/23 ADD/HG B787- ET-AUR ETCAA AMT x 45 PERFORMED CENTRAL 0.3 TSFN800B627T
RWIDEB 8(TRT- MAINTENANCE
ODY/TR 1000) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
FOUND OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 488 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/24/23 ADD/HG B787- ET-AUR ETCAA AMT X x 44 PERFORMED CABIN 2 TSFN800975D6

RWIDEB 8(TRT- SYSTEM: CABIN
ODY/TR 1000) CONNECT- SOFTWARE
ACK1 RELEASE REV ETH 1.2
AS PER SBCC-3430-SB-
0002 rev 1.0 dated 13-
May-22
7/25/23 ADD/LIN B787- ET-ATH ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 1 TSFN80092ERY
E 8(TRT- MAINTENANCE SYSTEM
1000) (CMS) - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- AIRPLANE CONDITION
MONITORING FUNCTION
OPERATIONAL
PROGRAM SOFTWARE
PORT MAPPING TABLE
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450024-00 ISSUE 002
(DATED 28-JUL-2022)

Revision Number 06, 12 OCT 2021 Page 489 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/25/23 ADD/LIN B787- ET-ATH ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 1 TSFN80092ERY

E 8(TRT- MAINTENANCE SYSTEM
1000) (CMS) - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- AIRPLANE CONDITION
MONITORING FUNCTION
OPERATIONAL
PROGRAM SOFTWARE
PORT MAPPING TABLE
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450024-00 ISSUE 002
(DATED 28-JUL-2022)
7/25/23 ADD/LIN B787- ET-ATH ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800B5VFR
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019 AND
TEST PASSED

Revision Number 06, 12 OCT 2021 Page 490 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/25/23 ADD/LIN B787- ET-ATH ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800B5VFR
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019 AND
TEST PASSED
7/25/23 ADD/LIN B787- ET-ATH ETCAA INSP-AC X x x 46 PERFORMED 0.2 TSFN800B669P
E 8(TRT- DOWNLOAD OF ACMF
1000) CPL FILE FROM CIS-MS
MSD TO ML & GND
NTWRK IAW DMC-B787-
A-46-12-04-02A-110B-A.
7/25/23 ADD/LIN B787- ET-ATH ETCAA INSP-AC X x x 46 PERFORMED 2 TSFN800B669P
E 8(TRT- DOWNLOAD OF ACMF
1000) CPL FILE FROM CIS-MS
MSD TO ML & GND
NTWRK IAW DMC-B787-
A-46-12-04-02A-110B-A.

Revision Number 06, 12 OCT 2021 Page 491 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/25/23 ADD/LIN B787- ET-ATH ETCAA CAT-B2 X x x 46 PERFORMED 0.1 TSFN800B669P

E 8(TRT- DOWNLOAD OF ACMF
1000) CPL FILE FROM CIS-MS
MSD TO ML & GND
NTWRK IAW DMC-B787-
A-46-12-04-02A-110B-A.
7/25/23 ADD/LIN B787- ET-ATH ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.5 TSFN800AQMM
E 8(TRT- MAINTENANCE SYSTEM- Y
1000) CENTRAL
MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A.Rev 172 · 30 Jun
2023

Revision Number 06, 12 OCT 2021 Page 492 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/25/23 ADD/LIN B787- ET-ATH ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.5 TSFN800AQMM
E 8(TRT- MAINTENANCE SYSTEM- Y
1000) CENTRAL
MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A.Rev 172 · 30 Jun
2023
7/25/23 ADD/LIN B787- ET-ATH ETCAA CAT-B2 X x x 46 PERFORMED 2 TSFN800B669P
E 8(TRT- DOWNLOAD OF ACMF
1000) CPL FILE FROM CIS-MS
MSD TO ML & GND
NTWRK IAW DMC-B787-
A-46-12-04-02A-110B-A.
7/25/23 ADD/LIN B787- ET-ATH ETCAA CAT-B2 X x x 44 PERFORMED Cabin 0.15 TSFN800975CN
E 8(TRT- System:CabinConnect-
1000) software release Rev ETH
1.2 AS PER SBCC-3430-
SB-0002 rev 1.0 dated 13-
May-22.

Revision Number 06, 12 OCT 2021 Page 493 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/25/23 ADD/LIN B787- ET-ATH ETCAA INSP-AC X x x 44 PERFORMED Cabin 0.15 TSFN800975CN
E 8(TRT- System:CabinConnect-
1000) software release Rev ETH
1.2 AS PER SBCC-3430-
SB-0002 rev 1.0 dated 13-
May-22.
7/25/23 ADD/LIN B787- ET-ATH ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.08333 TSFN800B5VFL
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRALL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 494 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/25/23 ADD/LIN B787- ET-ATH ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.25 TSFN800B5VFL
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRALL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
TEST PASSED.
7/26/23 ADD/LIN B787- ET-AUR ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 1 TSFN800A3WU
E 8(TRT- MAINTENANCE SYSTEM 7
1000) - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LOADABLE
DIAGNOSTIC
INFORMATION
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450023-00 ISSUE 001
(DATED 14-Oct-2022).

Revision Number 06, 12 OCT 2021 Page 495 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/26/23 ADD/LIN B787- ET-AUR ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 1 TSFN800A3WU

E 8(TRT- MAINTENANCE SYSTEM 7
1000) - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LOADABLE
DIAGNOSTIC
INFORMATION
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450023-00 ISSUE 001
(DATED 14-Oct-2022).
7/26/23 ADD/LIN B787- ET-AUR ETCAA CAT-B2 X x x 46 PERFORMED 1 TSFN800AWQH
E 8(TRT- INFORMATION SYSTEMS B
1000) - OBEDS - DOWNLOAD
AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY AS PER
787-FTD-46-16002, Dated
21-Feb-2019.

Revision Number 06, 12 OCT 2021 Page 496 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/26/23 ADD/LIN B787- ET-AUR ETCAA INSP-AC X x x 46 PERFORMED 1 TSFN800AWQH

E 8(TRT- INFORMATION SYSTEMS B
1000) - OBEDS - DOWNLOAD
AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY AS PER
787-FTD-46-16002, Dated
21-Feb-2019.
7/27/23 ADD/HG B787- ET-AXL ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800B4A3S
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AND
TEST PASSED AS PER
787 FTD-45-17001, dated
19-July-2019.

Revision Number 06, 12 OCT 2021 Page 497 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/27/23 ADD/HG B787- ET-AXL ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800B4A3S
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AND
TEST PASSED AS PER
787 FTD-45-17001, dated
19-July-2019.
7/27/23 ADD/HG B787- ET-AXL ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN800B4A2J
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AND
TEST PASSED AS PER
787-FTD-23-16003, Dated
26-Apr-2016.

Revision Number 06, 12 OCT 2021 Page 498 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/27/23 ADD/HG B787- ET-AXL ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.5 TSFN800B4A2J
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AND
TEST PASSED AS PER
787-FTD-23-16003, Dated
26-Apr-2016.
7/27/23 ADD/HG B787- ET-AXL ETCAA CAT-B2 X x x 45 PEFORMED CENTRAL 1 TSFN80092E6V
RWIDEB 8(GENX- MAINTENANCE SYSTEM
ODY/TR 1B) (CMS) - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- AIRPLANE CONDITION
MONITORING FUNCTION
OPERATIONAL
PROGRAM SOFTWARE
PORT MAPPING TABLE
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450024-00 ISSUE 002
(DATED 28-JUL-2022).

Revision Number 06, 12 OCT 2021 Page 499 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/27/23 ADD/HG B787- ET-AXL ETCAA INSP-AC X x x 45 PEFORMED CENTRAL 1 TSFN80092E6V

RWIDEB 8(GENX- MAINTENANCE SYSTEM
ODY/TR 1B) (CMS) - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- AIRPLANE CONDITION
MONITORING FUNCTION
OPERATIONAL
PROGRAM SOFTWARE
PORT MAPPING TABLE
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450024-00 ISSUE 002
(DATED 28-JUL-2022).
7/27/23 ADD/HG B787- ET-AXL ETCAA INSP-AC X 31 PERFORMED 1 TSFN8009QPX5
RWIDEB 8(GENX- FUNCTIONAL CHECK OF
ODY/TR 1B) ENHANCED AIRBORNE
ACK1 FLIGHT RECORDER
INDEPENDENT POWER
SUPPLY AND FOUND
FUNCTIONAL AS PER
BTC 31-040-00-01 AND
FOUND FUNCTIONAL.

Revision Number 06, 12 OCT 2021 Page 500 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/27/23 ADD/HG B787- ET-AXL ETCAA INSP-AC X x x 46 PERFORMED 0.5 TSFN800AT92B

RWIDEB 8(GENX- DOWNLOAD OF FULL
ODY/TR 1B) FLIGHT DATA (FFD) AS
ACK1 PER AMM B787-A-46-13-
00-02A-110B-A.
7/27/23 ADD/HG B787- ET-AXL ETCAA CAT-B2 X x x 46 PERFORMED 0.2 TSFN800AT92B
RWIDEB 8(GENX- DOWNLOAD OF FULL
ODY/TR 1B) FLIGHT DATA (FFD) AS
ACK1 PER AMM B787-A-46-13-
00-02A-110B-A.
7/27/23 ADD/HG B787- ET-AXL ETCAA INSP-AC X x x 46 PERFORMED 0.2 TSFN800B6ESP
RWIDEB 8(GENX- DOWNLOAD OF ACMF
ODY/TR 1B) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK AS PER DMC-
B787-A-46-12-04-02A-
110B-A Rev 172 · 30 Jun
2023

Revision Number 06, 12 OCT 2021 Page 501 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/27/23 ADD/HG B787- ET-AXL ETCAA CAT-B2 X x x 46 PERFORMED 0.1 TSFN800B6ESP

RWIDEB 8(GENX- DOWNLOAD OF ACMF
ODY/TR 1B) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK AS PER DMC-
B787-A-46-12-04-02A-
110B-A Rev 172 · 30 Jun
2023
7/27/23 ADD/HG B787- ET-AXL ETCAA CAT-B2 X x x 46 PERFORMED 1 TSFN800AS7F
RWIDEB 8(GENX- INFORMATION SYSTEMS W
ODY/TR 1B) - OBEDS - DOWNLOAD
ACK1 AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY AS PER
787-FTD-46-16002, Dated
21-Feb-2019

Revision Number 06, 12 OCT 2021 Page 502 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/27/23 ADD/HG B787- ET-AXL ETCAA INSP-AC X x x 46 PERFORMED 1 TSFN800AS7F

RWIDEB 8(GENX- INFORMATION SYSTEMS W
ODY/TR 1B) - OBEDS - DOWNLOAD
ACK1 AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY AS PER
787-FTD-46-16002, Dated
21-Feb-2019
7/30/23 ADD/LIN B787- ET-ASG ETCAA INSP-AC x x 20 OPERATIONALLY 0.33333 TSFN800AH2AA
E 8(GENX- CHECKED OF P300 AND
1B) P400 PANEL
ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES I.A.W. BTC 24-
065-00-01 AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 503 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/30/23 ADD/LIN B787- ET-ASG ETCAA CAT-B2 x x 20 OPERATIONALLY 0.1 TSFN800AH2AA

E 8(GENX- CHECKED OF P300 AND
1B) P400 PANEL
ELECTRONIC LOAD
CONTROL UNIT
ALTERNATE POWER
SOURCES I.A.W. BTC 24-
065-00-01 AND FOUND
OPERATIONAL.
7/31/23 ADD/HG B787- ET-AUQ ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 1 TSFN800A3WTT
RWIDEB 8(TRT- MAINTENANCE SYSTEM
ODY/TR 1000) - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LOADABLE
DIAGNOSTIC
INFORMATION
SOFTWARE CHANGE
IAW BOEING SB787-
81205-SB450023-00
ISSUE 001 (DATED 14-
Oct-2022).

Revision Number 06, 12 OCT 2021 Page 504 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/31/23 ADD/HG B787- ET-AUQ ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 1 TSFN800A3WTT

RWIDEB 8(TRT- MAINTENANCE SYSTEM
ODY/TR 1000) - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LOADABLE
DIAGNOSTIC
INFORMATION
SOFTWARE CHANGE
IAW BOEING SB787-
81205-SB450023-00
ISSUE 001 (DATED 14-
Oct-2022).
7/31/23 ADD/HG B787- ET-AUQ ETCAA INSP-AC X x x 23 PERFORMED FIXED 1 TSFN800APJCU
RWIDEB 8(TRT- EMERGENCY LOCATOR
ODY/TR 1000) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK IAW DMC-B787-
A-23-24-00-00A-271A-A /
AMM B787-A-23-24-01-
01A-340A-A Rev 172 · 30
Jun 2023 AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 505 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/31/23 ADD/HG B787- ET-AUQ ETCAA CAT-B2 X x x 23 PERFORMED FIXED 0.1 TSFN800APJCU
RWIDEB 8(TRT- EMERGENCY LOCATOR
ODY/TR 1000) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK IAW DMC-B787-
A-23-24-00-00A-271A-A /
AMM B787-A-23-24-01-
01A-340A-A Rev 172 · 30
Jun 2023 AND FOUND
OPERATIONAL.
7/31/23 ADD/HG B787- ET-AUQ ETCAA CAT-B2 X x x 34 PERFORMED SYSTEM 0.05 TSFN8008G1J2
RWIDEB 8(TRT- TEST OF LOW RANGE
ODY/TR 1000) RADIO ALTIMETER
ACK1 SYSTEM IAW DMC-B787-
A-34-33-00-00A-300B-A
Rev 172 · 30 Jun 2023
AND FOUND
OPERATIONAL.

Revision Number 06, 12 OCT 2021 Page 506 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/31/23 ADD/HG B787- ET-AUQ ETCAA INSP-AC X x x 34 PERFORMED SYSTEM 0.5 TSFN8008G1J2
RWIDEB 8(TRT- TEST OF LOW RANGE
ODY/TR 1000) RADIO ALTIMETER
ACK1 SYSTEM IAW DMC-B787-
A-34-33-00-00A-300B-A
Rev 172 · 30 Jun 2023
AND FOUND
OPERATIONAL.
7/31/23 ADD/HG B787- ET-AUQ ETCAA INSP-AC x x 46 PERFORMED 0.5 TSFN800B4A6N
RWIDEB 8(TRT- DOWNLOAD OF LIFING
ODY/TR 1000) DATA (ELIFE) ON TRENT
ACK1 1000 OPERATED B787s
IAW DMC-B787-A-46-13-
00-02A-110B-A AND
DATA SENT TO GND
NETWORK/ENGINEERIN
G.

Revision Number 06, 12 OCT 2021 Page 507 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/31/23 ADD/HG B787- ET-AUQ ETCAA CAT-B1 x x 46 PERFORMED 0.5 TSFN800B4A6N

RWIDEB 8(TRT- DOWNLOAD OF LIFING
ODY/TR 1000) DATA (ELIFE) ON TRENT
ACK1 1000 OPERATED B787s
IAW DMC-B787-A-46-13-
00-02A-110B-A AND
DATA SENT TO GND
NETWORK/ENGINEERIN
G.
7/31/23 ADD/HG B787- ET-AUQ ETCAA INSP-AC X X x x 44 PERFORMED 0.5 TSFN800AWFU
RWIDEB 8(TRT- EQUIPMENT AND 2
ODY/TR 1000) FURNISHING-
ACK1 INSTALLATION OF
CABIN CONNECT
SOFTWARE (ETH 1.0.0)
TAILORED FOR ETH
OPERATIONAL
PURPOSES) IAW CC-
3430-SB-0003 DATED 3-
MAY-2023

Revision Number 06, 12 OCT 2021 Page 508 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/31/23 ADD/HG B787- ET-AUQ ETCAA CAT-B2 X X x x 44 PERFORMED 0.5 TSFN800AWFU

RWIDEB 8(TRT- EQUIPMENT AND 2
ODY/TR 1000) FURNISHING-
ACK1 INSTALLATION OF
CABIN CONNECT
SOFTWARE (ETH 1.0.0)
TAILORED FOR ETH
OPERATIONAL
PURPOSES) IAW CC-
3430-SB-0003 DATED 3-
MAY-2023
7/31/23 ADD/HG B787- ET-AUQ ETCAA INSP-AC X x x 46 PERFORMED 0.5 TSFN800AX9CQ
RWIDEB 8(TRT- INFORMATION SYSTEMS
ODY/TR 1000) - OBEDS - DOWNLOAD
ACK1 AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY AS PER
787-FTD-46-16002, Dated
21-Feb-2019

Revision Number 06, 12 OCT 2021 Page 509 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

7/31/23 ADD/HG B787- ET-AUQ ETCAA CAT-B2 X x x 46 PERFORMED 1 TSFN800AX9CQ

RWIDEB 8(TRT- INFORMATION SYSTEMS
ODY/TR 1000) - OBEDS - DOWNLOAD
ACK1 AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY AS PER
787-FTD-46-16002, Dated
21-Feb-2019
8/1/23 ADD/LIN B787- ET-ATK ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800B74U
E 8(TRT- MAINTENANCE W
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AND
TEST PASSED AS PER
787 FTD-45-17001, dated
19-July-2019.

Revision Number 06, 12 OCT 2021 Page 510 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/1/23 ADD/LIN B787- ET-ATK ETCAA INSP-AC x 42 PERFORMED 0.25 TSFN800B4H7Y

E 8(TRT- INTEGRATED MODULAR
1000) AVIONICS - COMMON
CORE SYSTEM - TIME
MANAGER POWER
CYCLE RESET AND
FOUND NORMAL AS PER
AD 2020-06-14, BOEING
SB 787-81205-SB420045-
00 ISSUE 001/002.
8/1/23 ADD/LIN B787- ET-ATK ETCAA INSP-AC X x 31 PERFORMED 1.1 TSFN8009TK7A
E 8(TRT- DOWNLOAD OF THE
1000) FLIGHT DATA FILE
STORED IN THE
ENHANCED AIRBORNE
FLIGHT RECORDER.
(ONE YEAR) AS PER BTC
31-037-01-01.
8/1/23 ADD/LIN B787- ET-ATK ETCAA INSP-AC X x x 44 PERFORMED CABIN 0.15 TSFN800975D3
E 8(TRT- SYSTEM:CABIN
1000) CONNECT-SOFTWARE
REV ETH 1.2 UPDATE
AS PER SBCC-3430-SB-
0002 rev 1.0 dated 13-
May-22.

Revision Number 06, 12 OCT 2021 Page 511 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/1/23 ADD/LIN B787- ET-ATK ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 1 TSFN800A3WT

E 8(TRT- MAINTENANCE SYSTEM X
1000) - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LOADABLE
DIAGNOSTIC
INFORMATION
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450023-00 ISSUE 001
(DATED 14-Oct-2022.
8/1/23 ADD/LIN B787- ET-ATK ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 1 TSFN800A3WT
E 8(TRT- MAINTENANCE SYSTEM X
1000) - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LOADABLE
DIAGNOSTIC
INFORMATION
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450023-00 ISSUE 001
(DATED 14-Oct-2022.
Revision Number 06, 12 OCT 2021 Page 512 of 569
 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/1/23 ADD/LIN B787- ET-ATK ETCAA CAT-B2 X x x 44 PERFORMED CABIN 0.15 TSFN800975D3
E 8(TRT- SYSTEM:CABIN
1000) CONNECT-SOFTWARE
REV ETH 1.2 UPDATE
AS PER SBCC-3430-SB-
0002 rev 1.0 dated 13-
May-22.
8/1/23 ADD/LIN B787- ET-ATK ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 1 TSFN80092EH5
E 8(TRT- MAINTENANCE SYSTEM
1000) (CMS) - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- AIRPLANE CONDITION
MONITORING FUNCTION
OPERATIONAL
PROGRAM SOFTWARE
PORT MAPPING TABLE
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450024-00 ISSUE 002
(DATED 28-JUL-2022)

Revision Number 06, 12 OCT 2021 Page 513 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/1/23 ADD/LIN B787- ET-ATK ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.08333 TSFN800B74US
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AND
TEST PASSED AS PER
787-FTD-23-16003, Dated
26-Apr-2016.
8/1/23 ADD/LIN B787- ET-ATK ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.25 TSFN800B74US
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AND
TEST PASSED AS PER
787-FTD-23-16003, Dated
26-Apr-2016.

Revision Number 06, 12 OCT 2021 Page 514 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/1/23 ADD/LIN B787- ET-ATK ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 1 TSFN80092EH5

E 8(TRT- MAINTENANCE SYSTEM
1000) (CMS) - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- AIRPLANE CONDITION
MONITORING FUNCTION
OPERATIONAL
PROGRAM SOFTWARE
PORT MAPPING TABLE
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450024-00 ISSUE 002
(DATED 28-JUL-2022)
8/1/23 ADD/LIN B787- ET-ATK ETCAA CAT-B2 X x x 46 PERFORMED 1 TSFN800ASJ3U
E 8(TRT- INFORMATION SYSTEMS
1000) - OBEDS - DOWNLOAD
AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY AS PER
787-FTD-46-16002, Dated
21-Feb-2019.

Revision Number 06, 12 OCT 2021 Page 515 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/1/23 ADD/LIN B787- ET-ATK ETCAA INSP-AC X x x 46 PERFORMED 1 TSFN800ASJ3U

E 8(TRT- INFORMATION SYSTEMS
1000) - OBEDS - DOWNLOAD
AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY AS PER
787-FTD-46-16002, Dated
21-Feb-2019.
8/1/23 ADD/LIN B787- ET-ATK ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800B74U
E 8(TRT- MAINTENANCE W
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AND
TEST PASSED AS PER
787 FTD-45-17001, dated
19-July-2019.

Revision Number 06, 12 OCT 2021 Page 516 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/1/23 ADD/LIN B787- ET-ATK ETCAA CAT-B2 x 42 PERFORMED 0.25 TSFN800B4H7Y

E 8(TRT- INTEGRATED MODULAR
1000) AVIONICS - COMMON
CORE SYSTEM - TIME
MANAGER POWER
CYCLE RESET AND
FOUND NORMAL AS PER
AD 2020-06-14, BOEING
SB 787-81205-SB420045-
00 ISSUE 001/002.
8/1/23 ADD/LIN B787- ET-ATK ETCAA CAT-B2 X x 31 PERFORMED 0.16667 TSFN8009TK7A
E 8(TRT- DOWNLOAD OF THE
1000) FLIGHT DATA FILE
STORED IN THE
ENHANCED AIRBORNE
FLIGHT RECORDER.
(ONE YEAR) AS PER BTC
31-037-01-01.
8/1/23 ADD/LIN B787- ET-ATJ ETCAA CAT-B2 X x x 44 PERFORMED Cabin 0.15 TSFN800975CP
E 8(TRT- System:CabinConnect-
1000) software release Rev ETH
1.2 AS PER SBCC-3430-
SB-0002 rev 1.0 dated 13-
May-22

Revision Number 06, 12 OCT 2021 Page 517 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/1/23 ADD/LIN B787- ET-ATJ ETCAA INSP-AC X x x 44 PERFORMED Cabin 0.15 TSFN800975CP
E 8(TRT- System:CabinConnect-
1000) software release Rev ETH
1.2 AS PER SBCC-3430-
SB-0002 rev 1.0 dated 13-
May-22
8/1/23 ADD/LIN B787- ET-ATJ ETCAA CAT-B2 X x x 46 PERFORMED 1 TSFN800ASSL5
E 8(TRT- INFORMATION SYSTEMS
1000) - OBEDS - DOWNLOAD
AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY AS PER
787-FTD-46-16002, Dated
21-Feb-2019.
8/1/23 ADD/LIN B787- ET-ATJ ETCAA INSP-AC X x x 46 PERFORMED 0.5 TSFN800ASSL5
E 8(TRT- INFORMATION SYSTEMS
1000) - OBEDS - DOWNLOAD
AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY AS PER
787-FTD-46-16002, Dated
21-Feb-2019.

Revision Number 06, 12 OCT 2021 Page 518 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/1/23 ADD/LIN B787- ET-ATJ ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800B7BVU
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019 AND
TEST PASSED.
8/1/23 ADD/LIN B787- ET-ATJ ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800B7BVU
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019 AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 519 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/1/23 ADD/LIN B787- ET-ATJ ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN800B7BS2
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRALL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016
8/1/23 ADD/LIN B787- ET-ATJ ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.25 TSFN800B7BS2
E 8(TRT- MAINTENANCE
1000) SYSTEMS - CENTRALL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016
8/1/23 ADD/LIN B787- ET-ATJ ETCAA CAT-B1 x x 46 PERFORMED 0.5 TSFN800B5RU
E 8(TRT- DOWNLOAD LIFING Q
1000) DATA (ELIFE) ON TRENT
1000 OPERATED B787s
AS PER DMC-B787-A-46-
13-00-02A-110B-A Rev
172 · 30 Jun 2023

Revision Number 06, 12 OCT 2021 Page 520 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/1/23 ADD/LIN B787- ET-ATJ ETCAA INSP-AC x x 46 PERFORMED 0.5 TSFN800B5RU

E 8(TRT- DOWNLOAD LIFING Q
1000) DATA (ELIFE) ON TRENT
1000 OPERATED B787s
AS PER DMC-B787-A-46-
13-00-02A-110B-A Rev
172 · 30 Jun 2023
8/2/23 ADD/HG B787- ET-ATL ETCAA INSP-AC x x 24 PERFORMED 4 TSFN8007ECPR
RWIDEB 8(TRT- ELECTRICAL POWER-
ODY/TR 1000) POWER DISTRIBUTION
ACK1 SYSTEM-HIGH VOLTAGE
DC P800 CABIN AIR
COMPRESSOR
CONTACTOR CHANGE
AS PER<br>Boeing 787
SB240080-00 Issue 002,
30-Aug-2022

Revision Number 06, 12 OCT 2021 Page 521 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/3/23 ADD/HG B787- ET-ATL ETCAA INSP-AC x x 24 PERFORMED 4 TSFN8007ECPQ

RWIDEB 8(TRT- ELECTRICAL POWER-
ODY/TR 1000) POWER DISTRIBUTION
ACK1 SYSTEM-HIGH VOLTAGE
DC P700 CABIN AIR
COMPRESSOR
CONTACTOR CHANGE
AS PER Boeing 787
SB240080-00 Issue 002,
30-Aug-2022.
8/3/23 ADD/HG B787- ET-ATL ETCAA CAT-B2 x x 24 PERFORMED 4 TSFN8007ECPQ
RWIDEB 8(TRT- ELECTRICAL POWER-
ODY/TR 1000) POWER DISTRIBUTION
ACK1 SYSTEM-HIGH VOLTAGE
DC P700 CABIN AIR
COMPRESSOR
CONTACTOR CHANGE
AS PER Boeing 787
SB240080-00 Issue 002,
30-Aug-2022.
8/3/23 ADD/LIN B787- ET-ATL ETCAA CAT-B2 x x 24 FOR INVENTORY ISSUE 0.16667 TSFN800B7WD
E 8(TRT- REFER TSFN8007ECPR A
1000)

Revision Number 06, 12 OCT 2021 Page 522 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/3/23 ADD/HG B787- ET-ATL ETCAA CAT-B2 x x 24 PERFORMED 4 TSFN8007ECPR

RWIDEB 8(TRT- ELECTRICAL POWER-
ODY/TR 1000) POWER DISTRIBUTION
ACK1 SYSTEM-HIGH VOLTAGE
DC P800 CABIN AIR
COMPRESSOR
CONTACTOR CHANGE
AS PER<br>Boeing 787
SB240080-00 Issue 002,
30-Aug-2022
8/3/23 ADD/LIN B787- ET-ATI ETCAA CAT-B2 x 24 REMOVED R1 ATRU FOR 1 TSFN800B7XL5
E 8(TRT- ET-ATL AS PER DMC-
1000) B787-A-24-35-00-00A-
520A-A Rev 173 · 31 Jul
2023
8/4/23 ADD/LIN B787- ET-AUP ETCAA INSP-AC x x 46 DOWNLOADED LIFING 0.5 TSFN800B57U9
E 8(TRT- DATA (ELIFE) ON TRENT
1000) 1000 OPERATED B787s
AS PER DMC-B787-A-46-
13-00-02A-110B-A. Rev
173 · 31 Jul 2023

Revision Number 06, 12 OCT 2021 Page 523 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/4/23 ADD/LIN B787- ET-AUP ETCAA CAT-B1 x x 46 DOWNLOADED LIFING 0.5 TSFN800B57U9
E 8(TRT- DATA (ELIFE) ON TRENT
1000) 1000 OPERATED B787s
AS PER DMC-B787-A-46-
13-00-02A-110B-A. Rev
173 · 31 Jul 2023
8/4/23 ADD/LIN B787- ET-AUP ETCAA CAT-B2 X x x 46 PERFORMED 1 TSFN800B3KB0
E 8(TRT- INFORMATION SYSTEMS
1000) - OBEDS - DOWNLOAD
AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY AS PER
787-FTD-46-16002, Dated
21-Feb-2019.
8/4/23 ADD/LIN B787- ET-AUP ETCAA INSP-AC X x x 46 PERFORMED 0.2 TSFN800B3KB0
E 8(TRT- INFORMATION SYSTEMS
1000) - OBEDS - DOWNLOAD
AND DELETE ACMF
REPORTS FROM OSM,
ACMF REPORTS
REPOSITORY AS PER
787-FTD-46-16002, Dated
21-Feb-2019.

Revision Number 06, 12 OCT 2021 Page 524 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/6/23 ADD/HG B787- ET-AOR ETCAA INSP-AC X x x 45 PERFORMED O-787- 0.5 TSFN800B7EQF
RWIDEB 8(GENX- AMM45-11-00-47A-110B-
ODY/TR 1B) A-003-JIC (CENTRAL
ACK1 MAINTENANCE
SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1) AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
TEST PASSED.
8/6/23 ADD/HG B787- ET-AOR ETCAA CAT-B2 X x x 45 PERFORMED O-787- 0.5 TSFN800B7EQF
RWIDEB 8(GENX- AMM45-11-00-47A-110B-
ODY/TR 1B) A-003-JIC (CENTRAL
ACK1 MAINTENANCE
SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1) AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 525 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/6/23 ADD/HG B787- ET-AOR ETCAA INSP-AC X x x 45 PERFORMED EO-787- 0.5 TSFN800B89U2
RWIDEB 8(GENX- AMM45-11-00-47A-110B-
ODY/TR 1B) A-002-JIC (CENTRAL
ACK1 MAINTENANCE
SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1) AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
TEST PASSED.
8/6/23 ADD/HG B787- ET-AOR ETCAA CAT-B2 X x x 45 PERFORMED EO-787- 0.5 TSFN800B89U2
RWIDEB 8(GENX- AMM45-11-00-47A-110B-
ODY/TR 1B) A-002-JIC (CENTRAL
ACK1 MAINTENANCE
SYSTEMS - CENTRAL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1) AS
PER 787 FTD-45-17001,
dated 19-July-2019. AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 526 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/6/23 ADD/HG B787- ET-AOR ETCAA INSP-AC x x 45 PERFORMED EO-787- 0.5 TSFN800B7EQ9
RWIDEB 8(GENX- AMM45-11-00-43A-110B-
ODY/TR 1B) A-003-JIC (CENTRAL
ACK1 MAINTENANCE
SYSTEMS - CENTRALL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6) AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016. AND
TEST PASSED.
8/6/23 ADD/HG B787- ET-AOR ETCAA CAT-B2 x x 45 PERFORMED EO-787- 0.25 TSFN800B7EQ9
RWIDEB 8(GENX- AMM45-11-00-43A-110B-
ODY/TR 1B) A-003-JIC (CENTRAL
ACK1 MAINTENANCE
SYSTEMS - CENTRALL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6) AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016. AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 527 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/6/23 ADD/HG B787- ET-AOR ETCAA INSP-AC x x 45 PERFORMED EO-787- 0.5 TSFN800B89TS
RWIDEB 8(GENX- AMM45-11-00-43A-110B-
ODY/TR 1B) A-001-JIC (CENTRAL
ACK1 MAINTENANCE
SYSTEMS - CENTRALL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016. AND
TEST PASSED.
8/6/23 ADD/HG B787- ET-AOR ETCAA CAT-B2 x x 45 PERFORMED EO-787- 0.25 TSFN800B89TS
RWIDEB 8(GENX- AMM45-11-00-43A-110B-
ODY/TR 1B) A-001-JIC (CENTRAL
ACK1 MAINTENANCE
SYSTEMS - CENTRALL
MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016. AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 528 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/6/23 ADD/HG B787- ET-AOR ETCAA INSP-AC X x x 46 PERFORMED 0.5 TSFN800AVPE6

RWIDEB 8(GENX- DOWNLOAD OF FULL
ODY/TR 1B) FLIGHT DATA (FFD)) AS
ACK1 PER AMM B787-A-46-13-
00-02A-110B-A. REV 173
DATED 31 JUL 2023.
8/6/23 ADD/HG B787- ET-AOR ETCAA CAT-B2 X x x 46 PERFORMED 0.2 TSFN800AVPE6
RWIDEB 8(GENX- DOWNLOAD OF FULL
ODY/TR 1B) FLIGHT DATA (FFD)) AS
ACK1 PER AMM B787-A-46-13-
00-02A-110B-A. REV 173
DATED 31 JUL 2023.
8/6/23 ADD/HG B787- ET-AOR ETCAA INSP-AC X x x 46 PERFORMED 0.2 TSFN800B812Y
RWIDEB 8(GENX- DOWNLOAD OF ACMF
ODY/TR 1B) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK AS PER DMC-
B787-A-46-12-04-02A-
110B-A. REV 173 DATED
31 JUL 2023.

Revision Number 06, 12 OCT 2021 Page 529 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/6/23 ADD/HG B787- ET-AOR ETCAA CAT-B2 X x x 46 PERFORMED 0.1 TSFN800B812Y

RWIDEB 8(GENX- DOWNLOAD OF ACMF
ODY/TR 1B) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK AS PER DMC-
B787-A-46-12-04-02A-
110B-A. REV 173 DATED
31 JUL 2023.
8/6/23 ADD/HG B787- ET-AOR ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.5 TSFN800AW0W
RWIDEB 8(GENX- MAINTENANCE SYSTEM- 4
ODY/TR 1B) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A. REV 173 DATED
31 JUL 2023.

Revision Number 06, 12 OCT 2021 Page 530 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/6/23 ADD/HG B787- ET-AOR ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.5 TSFN800AW0W
RWIDEB 8(GENX- MAINTENANCE SYSTEM- 4
ODY/TR 1B) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A. REV 173 DATED
31 JUL 2023.
8/9/23 ADD/LIN B787- ET-ATI ETCAA AMT x 42 PERFORMED 1 TSFN800B8YKP
E 8(TRT- OPERATIONAL CCR
1000) FAN/VALVE MODULE
REMOVAL FOR ET-AOS
AS PER DMC-B787-A-42-
21-08-00A-520A-A REV
067 DATED 30 Jun 2023.

Revision Number 06, 12 OCT 2021 Page 531 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/9/23 ADD/LIN B787- ET-ATI ETCAA AMT x 42 PERFORMEDREMOVAL 1 TSFN800B8YKP

E 8(TRT- OF OPERATIONAL CCR
1000) FAN/VALVE MODULE
FOR ET-AOS AS PER
DMC-B787-A-42-21-08-
00A-520A-A REV173 ·
DATED 31 Jul 2023
8/9/23 ADD/LIN B787- ET-ATI ETCAA AMT x 42 PERFORMED REMOVAL 1 TSFN800B8YJR
E 8(TRT- OF OPERATIONAL L/H
1000) CCR CABINET PCM 2 AS
PER DMC-B787-A-42-21-
03-00A-520A-A REV 173
DATED 31 Jul 2023

Revision Number 06, 12 OCT 2021 Page 532 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/9/23 ADD/HG B787- ET-ARE ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 1 TSFN80092EEJ

RWIDEB 8(GENX- MAINTENANCE SYSTEM
ODY/TR 1B) (CMS) - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- AIRPLANE CONDITION
MONITORING FUNCTION
OPERATIONAL
PROGRAM SOFTWARE
PORT MAPPING TABLE
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450024-00 ISSUE 002
(DATED 28-JUL-2022)

Revision Number 06, 12 OCT 2021 Page 533 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/9/23 ADD/HG B787- ET-ARE ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 1 TSFN80092EEJ

RWIDEB 8(GENX- MAINTENANCE SYSTEM
ODY/TR 1B) (CMS) - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- AIRPLANE CONDITION
MONITORING FUNCTION
OPERATIONAL
PROGRAM SOFTWARE
PORT MAPPING TABLE
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450024-00 ISSUE 002
(DATED 28-JUL-2022)
8/14/23 ADD/HG B787- ET-ASG ETCAA INSP-AC X x x 23 PERFORMED (FIXED 1 TSFN800AH29B
RWIDEB 8(GENX- EMERGENCY LOCATOR
ODY/TR 1B) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK AS PER DMC-
B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 534 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/14/23 ADD/HG B787- ET-ASG ETCAA CAT-B2 X x x 23 PERFORMED (FIXED 0.1 TSFN800AH29B
RWIDEB 8(GENX- EMERGENCY LOCATOR
ODY/TR 1B) TRANSMITTER ELT
ACK1 CODING VERIFICATION
AND OPERATIONAL
CHECK AS PER DMC-
B787-A-23-24-00-00A-
271A-A / AMM B787-A-23-
24-01-01A-340A-A AND
TEST PASSED.
8/14/23 ADD/HG B787- ET-ASG ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800B912C
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019.

Revision Number 06, 12 OCT 2021 Page 535 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/14/23 ADD/HG B787- ET-ASG ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800B912C
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019.
8/14/23 ADD/HG B787- ET-ASG ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 1 TSFN80092EQ7
RWIDEB 8(GENX- MAINTENANCE SYSTEM
ODY/TR 1B) (CMS) - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- AIRPLANE CONDITION
MONITORING FUNCTION
OPERATIONAL
PROGRAM SOFTWARE
PORT MAPPING TABLE
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450024-00 ISSUE 002
(DATED 28-JUL-2022)

Revision Number 06, 12 OCT 2021 Page 536 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/14/23 ADD/HG B787- ET-ASG ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.5 TSFN800AZKHX
RWIDEB 8(GENX- MAINTENANCE SYSTEM-
ODY/TR 1B) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A
8/14/23 ADD/HG B787- ET-ASG ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.5 TSFN800AZKHX
RWIDEB 8(GENX- MAINTENANCE SYSTEM-
ODY/TR 1B) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A

Revision Number 06, 12 OCT 2021 Page 537 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/14/23 ADD/HG B787- ET-ASG ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 1 TSFN80092EQ7

RWIDEB 8(GENX- MAINTENANCE SYSTEM
ODY/TR 1B) (CMS) - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- AIRPLANE CONDITION
MONITORING FUNCTION
OPERATIONAL
PROGRAM SOFTWARE
PORT MAPPING TABLE
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450024-00 ISSUE 002
(DATED 28-JUL-2022)
8/14/23 ADD/HG B787- ET-ASG ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.08333 TSFN800B912A
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016

Revision Number 06, 12 OCT 2021 Page 538 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/14/23 ADD/HG B787- ET-ASG ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.25 TSFN800B912A
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016
8/14/23 ADD/HG B787- ET-ASG ETCAA INSP-AC X x x 46 PERFORMED 0.5 TSFN800AZLH3
RWIDEB 8(GENX- DOWNLOAD FULL
ODY/TR 1B) FLIGHT DATA (FFD) AS
ACK1 PER AMM B787-A-46-13-
00-02A-110B-A
8/14/23 ADD/HG B787- ET-ASG ETCAA INSP-AC X x x 46 PERFORMED 0.2 TSFN800B9A7D
RWIDEB 8(GENX- DOWNLOAD OF ACMF
ODY/TR 1B) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK AS PER AMM
DMC-B787-A-46-12-04-
02A-110B-A

Revision Number 06, 12 OCT 2021 Page 539 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/14/23 ADD/HG B787- ET-ASG ETCAA CAT-B2 X x x 46 PERFORMED 0.2 TSFN800AZLH3

RWIDEB 8(GENX- DOWNLOAD FULL
ODY/TR 1B) FLIGHT DATA (FFD) AS
ACK1 PER AMM B787-A-46-13-
00-02A-110B-A
8/14/23 ADD/HG B787- ET-ASG ETCAA CAT-B2 X x x 46 PERFORMED 0.1 TSFN800B9A7D
RWIDEB 8(GENX- DOWNLOAD OF ACMF
ODY/TR 1B) CPL FILE FROM CIS-MS
ACK1 MSD TO ML & GND
NTWRK AS PER AMM
DMC-B787-A-46-12-04-
02A-110B-A

Revision Number 06, 12 OCT 2021 Page 540 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/15/23 ADD/HG B787- ET-AXK ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 1 TSFN80092EL8

RWIDEB 8(GENX- MAINTENANCE SYSTEM
ODY/TR 1B) (CMS) - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- AIRPLANE CONDITION
MONITORING FUNCTION
OPERATIONAL
PROGRAM SOFTWARE
PORT MAPPING TABLE
SOFTWARE CHANGE -
SW CHANGE IAW
BOEING SB787-81205-
SB450024-00 ISSUE 002
(DATED 28-JUL-2022)

Revision Number 06, 12 OCT 2021 Page 541 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/15/23 ADD/HG B787- ET-AXK ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 1 TSFN80092EL8

RWIDEB 8(GENX- MAINTENANCE SYSTEM
ODY/TR 1B) (CMS) - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- AIRPLANE CONDITION
MONITORING FUNCTION
OPERATIONAL
PROGRAM SOFTWARE
PORT MAPPING TABLE
SOFTWARE CHANGE -
SW CHANGE IAW
BOEING SB787-81205-
SB450024-00 ISSUE 002
(DATED 28-JUL-2022)

Revision Number 06, 12 OCT 2021 Page 542 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/15/23 ADD/HG B787- ET-AXK ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.5 TSFN800B0BLA
RWIDEB 8(GENX- MAINTENANCE SYSTEM-
ODY/TR 1B) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A Rev 173 · 31 Jul
2023.
8/15/23 ADD/HG B787- ET-AXK ETCAA INSP-AC x x 45 PERFORMED CENTRAL 0.5 TSFN800B0BLA
RWIDEB 8(GENX- MAINTENANCE SYSTEM-
ODY/TR 1B) CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION-
GENERATE AND
DOWNLOAD ALL
SYSTEM
CONFIGURATION
REPORT AS PER DMC-
B787-A-45-11-00-68A-
110B-A Rev 173 · 31 Jul
2023.
Revision Number 06, 12 OCT 2021 Page 543 of 569
 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/15/23 ADD/HG B787- ET-AXK ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN800B9MSV
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 IAW
787-FTD-23-16003, Dated
26-Apr-2016 AND TEST
PASSED.
8/15/23 ADD/HG B787- ET-AXK ETCAA INSP-AC x x 45 PERFORMED CENTRAL 1 TSFN800B9MSV
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 IAW
787-FTD-23-16003, Dated
26-Apr-2016 AND TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 544 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/15/23 ADD/HG B787- ET-AXK ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800B9LX4
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019. AND TEST
PASSED.
8/15/23 ADD/HG B787- ET-AXK ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800B9LX4
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 IAW
787 FTD-45-17001, dated
19-July-2019. AND TEST
PASSED.

Revision Number 06, 12 OCT 2021 Page 545 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/15/23 ADD/HG B787- ET-AXK ETCAA CAT-B2 X x x 46 PERFORMED 0.2 TSFN800B0BNK

RWIDEB 8(GENX- DOWNLOAD FULL
ODY/TR 1B) FLIGHT DATA (FFD) AS
ACK1 PER AMM B787-A-46-13-
00-02A-110B-A Rev 173 ·
31 Jul 2023
8/15/23 ADD/HG B787- ET-AXK ETCAA INSP-AC X x x 46 PERFORMED 0.5 TSFN800B0BNK
RWIDEB 8(GENX- DOWNLOAD FULL
ODY/TR 1B) FLIGHT DATA (FFD) AS
ACK1 PER AMM B787-A-46-13-
00-02A-110B-A Rev 173 ·
31 Jul 2023

Revision Number 06, 12 OCT 2021 Page 546 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/22/23 ADD/HG B787- ET-AUP ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 1 TSFN80092E8F

RWIDEB 8(TRT- MAINTENANCE SYSTEM
ODY/TR 1000) (CMS) - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- AIRPLANE CONDITION
MONITORING FUNCTION
OPERATIONAL
PROGRAM SOFTWARE
PORT MAPPING TABLE
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450024-00 ISSUE 002
(DATED 28-JUL-2022)
AND TESTS PASSED.

Revision Number 06, 12 OCT 2021 Page 547 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/22/23 ADD/HG B787- ET-AUP ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 1 TSFN80092E8F

RWIDEB 8(TRT- MAINTENANCE SYSTEM
ODY/TR 1000) (CMS) - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- AIRPLANE CONDITION
MONITORING FUNCTION
OPERATIONAL
PROGRAM SOFTWARE
PORT MAPPING TABLE
SOFTWARE CHANGE -
SW CHANGE AS PER
BOEING SB787-81205-
SB450024-00 ISSUE 002
(DATED 28-JUL-2022)
AND TESTS PASSED.
8/23/23 ADD/HG B787- ET-AXK ETCAA INSP-AC X x x 34 PERFORMED 3.8 TSFN8008A2X3
RWIDEB 8(GENX- FUNCTIONAL CHECK OF
ODY/TR 1B) THE ATC
ACK1 TRANSPONDER SYSTEM
AS PER BTC 34-005-00-
01 Rev 173 · 31 Jul 2023
AND FOUND
FUNCTIONAL.

Revision Number 06, 12 OCT 2021 Page 548 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/23/23 ADD/HG B787- ET-AXK ETCAA CAT-B2 X x x 34 PERFORMED 0.05 TSFN8008A2X3

RWIDEB 8(GENX- FUNCTIONAL CHECK OF
ODY/TR 1B) THE ATC
ACK1 TRANSPONDER SYSTEM
AS PER BTC 34-005-00-
01 Rev 173 · 31 Jul 2023
AND FOUND
FUNCTIONAL.
8/23/23 ADD/HG B787- ET-AXK ETCAA INSP-AC X x x 45 PERFORMED CENTRAL 0.5 TSFN800BB8SR
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019 AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 549 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/23/23 ADD/HG B787- ET-AXK ETCAA CAT-B2 X x x 45 PERFORMED CENTRAL 0.5 TSFN800BB8SR
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRAL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM R1 AS
PER 787 FTD-45-17001,
dated 19-July-2019 AND
TEST PASSED.
8/23/23 ADD/HG B787- ET-AXK ETCAA CAT-B2 x x 45 PERFORMED CENTRAL 0.25 TSFN800BB8SK
RWIDEB 8(GENX- MAINTENANCE
ODY/TR 1B) SYSTEMS - CENTRALL
ACK1 MAINTENANCE
COMPUTING FUNCTION
- LRU REPLACEMENT
TEST ON GPM L6 AS
PER 787-FTD-23-16003,
Dated 26-Apr-2016 AND
TEST PASSED.

Revision Number 06, 12 OCT 2021 Page 550 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/23/23 ADD/HG B787- ET-AXK ETCAA CAT-B2 x x 42 PERFORMED 0.25 TSFN800B7MLP

RWIDEB 8(GENX- INTEGRATED MODULAR
ODY/TR 1B) AVIONICS - COMMON
ACK1 CORE SYSTEM - TIME
MANAGER POWER
CYCLE RESET AS PER
AD 2020-06-14, BOEING
SB 787-81205-SB420045-
00 ISSUE 001/002.
8/23/23 ADD/HG B787- ET-AXK ETCAA INSP-AC x x 42 PERFORMED 0.25 TSFN800B7MLP
RWIDEB 8(GENX- INTEGRATED MODULAR
ODY/TR 1B) AVIONICS - COMMON
ACK1 CORE SYSTEM - TIME
MANAGER POWER
CYCLE RESET AS PER
AD 2020-06-14, BOEING
SB 787-81205-SB420045-
00 ISSUE 001/002.
12/25/23 ADD/LIN B787- ET-ASI ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN8009N8C1
E 8(GENX- MAINTENANCE CHECK
1B) FOR OUTSTATION AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
NORMAL.

Revision Number 06, 12 OCT 2021 Page 551 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

12/25/23 ADD/LIN B787- ET-ASI ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN8009N8C1
E 8(GENX- MAINTENANCE CHECK
1B) FOR OUTSTATION AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
NORMAL.
1/8/24 ADD/LIN B787- ET-ASH ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN800AVNJS
E 8(GENX- MAINTENANCE CHECK
1B) FOR OUTSTAION AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.
1/8/24 ADD/LIN B787- ET-ASH ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN800AVNJS
E 8(GENX- MAINTENANCE CHECK
1B) FOR OUTSTAION AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 552 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

1/15/24 ADD/LIN B787- ET-AXL ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN800AX5FJ
E 8(GENX- MAINTENANCE CHECK
1B) B787(FOR OUTSTATION
ONLY) AS PER BTC 32-
150-00-01, 32-160-00-01,
32-140-00-01 AND
FOUND ALL
SATISFACTORY.
1/15/24 ADD/LIN B787- ET-AXL ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN800AX5FJ
E 8(GENX- MAINTENANCE CHECK
1B) B787(FOR OUTSTATION
ONLY) AS PER BTC 32-
150-00-01, 32-160-00-01,
32-140-00-01 AND
FOUND ALL
SATISFACTORY.
2/12/24 ADD/LIN B787- ET-AYC ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN800B6F39
E 8(GENX- MAINTENANCE CHECK
1B) OF B787(FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 553 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/12/24 ADD/LIN B787- ET-AYC ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN800B6F39
E 8(GENX- MAINTENANCE CHECK
1B) OF B787(FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.
2/13/24 ADD/LIN B787- ET-ASI ETCAA AMT X x x x 05 PERFORMED RANSIT 0.75 TSFN800B6Y98
E 8(GENX- MAINTENANCE CHECK
1B) B787(FOR OUTSTATION
ONLY) AS PER BTC 32-
150-00-01, 32-160-00-01,
32-140-00-01 AND
FOUND ALL
SATISFACTORY.
2/13/24 ADD/LIN B787- ET-ASI ETCAA CAT-B1 X x x x 05 PERFORMED RANSIT 0.1 TSFN800B6Y98
E 8(GENX- MAINTENANCE CHECK
1B) B787(FOR OUTSTATION
ONLY) AS PER BTC 32-
150-00-01, 32-160-00-01,
32-140-00-01 AND
FOUND ALL
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 554 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/13/24 ADD/HG B787- ET-AUO ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN800C7A3U
RWIDEB 8(TRT- MAINTENANCE CHECK
ODY/TR 1000) B787(FOR OUTSTATION
ACK1 ONLY) AS PER BTC 32-
150-00-01, 32-160-00-01,
32-140-00-01 AND
FOUND ALL
SATISFACTORY.
2/13/24 ADD/HG B787- ET-AUO ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN800C7A3U
RWIDEB 8(TRT- MAINTENANCE CHECK
ODY/TR 1000) B787(FOR OUTSTATION
ACK1 ONLY) AS PER BTC 32-
150-00-01, 32-160-00-01,
32-140-00-01 AND
FOUND ALL
SATISFACTORY.
2/14/24 ADD/LIN B787- ET-ARE ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN8008ZJDT
E 8(GENX- MAINTENANCE CHECK
1B) OF B787(FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 555 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

2/14/24 ADD/LIN B787- ET-ARE ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN8008ZJDT
E 8(GENX- MAINTENANCE CHECK
1B) OF B787(FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.
3/12/24 ADD/LIN B787- ET-AOO ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN800BXVTC
E 8(GENX- MAINTENANCE CHECK
1B) B787(FOR OUTSTATION
ONLY) AS PER BTC 32-
150-00-01, 32-160-00-01,
32-140-00-01 AND
FOUND ALL
SATISFACTORY.
3/12/24 ADD/LIN B787- ET-AOO ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN800BXVTC
E 8(GENX- MAINTENANCE CHECK
1B) B787(FOR OUTSTATION
ONLY) AS PER BTC 32-
150-00-01, 32-160-00-01,
32-140-00-01 AND
FOUND ALL
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 556 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/3/24 ADD/LIN B787- ET-ATI ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN800CGHK
E 8(TRT- MAINTENANCE CHECK H
1000) B787(FOR OUTSTATION
ONLY) AS PER BTC 32-
150-00-01, 32-160-00-01,
32-140-00-01 AND
FOUND ALL
SATISFACTORY.
4/3/24 ADD/LIN B787- ET-ATI ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN800CGHK
E 8(TRT- MAINTENANCE CHECK H
1000) B787(FOR OUTSTATION
ONLY) AS PER BTC 32-
150-00-01, 32-160-00-01,
32-140-00-01 AND
FOUND ALL
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 557 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/3/24 ADD/HG B787- ET-ARE ETCAA AMT X x x x 05 PERFORMED ETH 787 0.75 TSFN80085BPR
RWIDEB 8(GENX- TRANSIT CHECK
ODY/TR 1B) MAINTENANCE IN
ACK1 ACCORDANCE WITH
THE ATTACHED
TRANSIT TASK CARD
(M0003050001L-TRT-JIC)
AS PER BTC 32-150-00-
01, 32-160-00-01, AD
2019-20-07,ET Experience
AND FOUND ALL
SATISFACTORY.
4/3/24 ADD/HG B787- ET-ARE ETCAA CAT-B1 X x x x 05 PERFORMED ETH 787 0.1 TSFN80085BPR
RWIDEB 8(GENX- TRANSIT CHECK
ODY/TR 1B) MAINTENANCE IN
ACK1 ACCORDANCE WITH
THE ATTACHED
TRANSIT TASK CARD
(M0003050001L-TRT-JIC)
AS PER BTC 32-150-00-
01, 32-160-00-01, AD
2019-20-07,ET Experience
AND FOUND ALL
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 558 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/8/24 ADD/LIN B787- ET-AYC ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN800BMCW
E 8(GENX- MAINTENANCE CHECK J
1B) B787(FOR OUTSTATION
ONLY) AS PER BTC 32-
150-00-01, 32-160-00-01,
32-140-00-01 AND
FOUND ALL
SATISFACTORY.
4/8/24 ADD/LIN B787- ET-AYC ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN800BMCW
E 8(GENX- MAINTENANCE CHECK J
1B) B787(FOR OUTSTATION
ONLY) AS PER BTC 32-
150-00-01, 32-160-00-01,
32-140-00-01 AND
FOUND ALL
SATISFACTORY.
4/25/24 ADD/LIN B787- ET-AXK ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN800CLE71
E 8(GENX- MAINTENANCE CHECK
1B) OF B787(FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 559 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

4/25/24 ADD/LIN B787- ET-AXK ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN800CLE71
E 8(GENX- MAINTENANCE CHECK
1B) OF B787(FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.
5/7/24 ADD/LIN B787- ET-ASI ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN800CNBC0
E 8(GENX- MAINTENANCE CHECK
1B) B787(FOR OUTSTATION
ONLY) AS PER BTC 32-
150-00-01, 32-160-00-01,
32-140-00-01 AND
FOUND ALL
SATISFACTORY.
5/7/24 ADD/LIN B787- ET-ASI ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN800CNBC0
E 8(GENX- MAINTENANCE CHECK
1B) B787(FOR OUTSTATION
ONLY) AS PER BTC 32-
150-00-01, 32-160-00-01,
32-140-00-01 AND
FOUND ALL
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 560 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

5/11/24 ADD/LIN B787- ET-AXL ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN8009QTUF
E 8(GENX- MAINTENANCE CHECK
1B) B787(FOR OUTSTATION
ONLY) AS PER BTC 32-
150-00-01, 32-160-00-01,
32-140-00-01 AND
FOUND ALL
SATISFACTORY.
5/13/24 ADD/LIN B787- ET-AXL ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN8009QTUF
E 8(GENX- MAINTENANCE CHECK
1B) B787(FOR OUTSTATION
ONLY) AS PER BTC 32-
150-00-01, 32-160-00-01,
32-140-00-01 AND
FOUND ALL
SATISFACTORY.
6/13/24 ADD/LIN B787- ET-AOT ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN800CULDJ
E 8(GENX- MAINTENANCE CHECK
1B) OF B787(FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 561 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/13/24 ADD/LIN B787- ET-AOT ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN800CULDJ
E 8(GENX- MAINTENANCE CHECK
1B) OF B787(FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.
6/13/24 ADD/LIN B787- ET-ASI ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN800CULHE
E 8(GENX- MAINTENANCE CHECK
1B) OF B787(FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.
6/13/24 ADD/LIN B787- ET-ASI ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN800CULHE
E 8(GENX- MAINTENANCE CHECK
1B) OF B787(FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 562 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/15/24 ADD/LIN B787- ET-AOV ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN800CUZET
E 8(GENX- MAINTENANCE CHECK
1B) OF B787 (FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.
6/15/24 ADD/LIN B787- ET-AOV ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN800CUZET
E 8(GENX- MAINTENANCE CHECK
1B) OF B787 (FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.
6/21/24 ADD/LIN B787- ET-ARE ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN800CGYS
E 8(GENX- MAINTENANCE CHECK Q
1B) OF B787(FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 563 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

6/21/24 ADD/LIN B787- ET-ARE ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN800CGYS
E 8(GENX- MAINTENANCE CHECK Q
1B) OF B787(FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.
7/11/24 ADD/LIN B787- ET-ATH ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN800CZH5G
E 8(TRT- MAINTENANCE CHECK
1000) OF B787(FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.
7/11/24 ADD/LIN B787- ET-ATH ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN800CZH5G
E 8(TRT- MAINTENANCE CHECK
1000) OF B787(FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 564 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/18/24 ADD/LIN B787- ET-AOO ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN800D4KW
E 8(GENX- MAINTENANCE CHECK Z
1B) OF B787(FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.
8/18/24 ADD/HG B787- ET-AOP ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN800CRF80
RWIDEB 8(GENX- MAINTENANCE CHECK
ODY/TR 1B) OF B787(FOR
ACK1 OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.
8/18/24 ADD/HG B787- ET-AOP ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN800CRF80
RWIDEB 8(GENX- MAINTENANCE CHECK
ODY/TR 1B) OF B787(FOR
ACK1 OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 565 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

8/18/24 ADD/HG B787- ET-AOP ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN800D685M
RWIDEB 8(GENX- MAINTENANCE CHECK
ODY/TR 1B) OF B787(FOR
ACK1 OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.
8/18/24 ADD/HG B787- ET-AOP ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN800D685M
RWIDEB 8(GENX- MAINTENANCE CHECK
ODY/TR 1B) OF B787(FOR
ACK1 OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.
9/5/24 ADD/LIN B787- ET-ATG ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN800D8XHF
E 8(TRT- MAINTENANCE CHECK
1000) OF B787(FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 566 of 569

 ETHIOPIAN MRO
Maintenance Experience Logbook
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Mr/MRS/MS. : KEHULU BELAY
FAA Aproval number: ETIY102F From: 01-Oct-2015 To: 01-Oct-2024 ID : 23930

2.2 Logbook Records.

7. Task Type 8.Type of
5. Activity 10. 11. 12. 13
4. 6.
1. 3. Type of Operation Time Maintenace Remarks
A/c Previlage 9.

Supervise
Date 2. A/C or maintenac Performed Duration Record Ref

Training
Perform
reg.or Used ATA
Comp

INSP
MOD
Location

SGH
e (Rating)

MEL

CRS
REP
FOT

R/I

TS
Comp
Type
Type

9/5/24 ADD/LIN B787- ET-ATG ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN800D8XHF
E 8(TRT- MAINTENANCE CHECK
1000) OF B787(FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.
9/19/24 ADD/LIN B787- ET-ATI ETCAA AMT X x x x 05 PERFORMED TRANSIT 0.75 TSFN8008FL6N
E 8(TRT- MAINTENANCE CHECK
1000) OF B787(FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.
9/19/24 ADD/LIN B787- ET-ATI ETCAA CAT-B1 X x x x 05 PERFORMED TRANSIT 0.1 TSFN8008FL6N
E 8(TRT- MAINTENANCE CHECK
1000) OF B787(FOR
OUTSTATION ONLY) AS
PER BTC 32-150-00-01,
32-160-00-01, 32-140-00-
01 AND FOUND ALL
SATISFACTORY.

Revision Number 06, 12 OCT 2021 Page 567 of 569

 ETHIOPIAN MRO Mr/MRS/MS. : KEHULU BELAY
EASA Aproval number : EASA 145.0482
Ethiopian CAA Aproval number :002/88 Maintenance Experience Logbook ID :23930
FAA Aproval number: ETIY102F

2.3 Summary for the Nature and Duration of task Performed

Type of Activity Training Perform Supervise CRS Total
No of Tasks 0 1768 1214 71 3053
Task Types FOT SGH R/I MEL TS MOD REP INSP Total

No of Tasks 620 110 106 51 22 343 36 54 1342

Type of maintenace (Rating)
A1 B1 B3 C1 C2 C3 C4 C5 C6 C7 C8 C9 C10 C11 C12 C13 C14 C15 C16 C17 C18 C19 C20 C21 C22 C23

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

ATA 05 06 07 09 10 11 12 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 38 42 44 45
Task 87 0 0 0 0 0 0 45 43 13 109 99 1 4 21 5 3 13 131 52 13 103 0 0 7 68 125 471
ATA 46 47 48 49 50 51 52 53 54 55 56 57 70 71 72 73 74 75 76 77 78 79 80
Task 325 6 0 1 2 0 2 0 0 0 0 0 0 1 1 5 0 0 0 7 2 1 0

Type of Privileges Used

Cat-B1 Cat-B2 Cat-C INSP-AC Cat-E PPI Cat-H INSP-SHP INSP-MT INSP-ET INSP-UT INSP-RT INSP-PT
158 613 0 439 0 0 0 0 0 0 0 0 0

Number of Tasks on each Assembly

A350 B737200 B737300 B737NG B737CLS B737MAX B757 B767 B777 B787 DA40 DA42 Q400 C172 APU131

0 0 0 0 0 0 0 0 0 1009 0 0 0 0 0

APU331 APS1000 APS5000 CF6_80C2 CFM56_3 CFM56_7 GE90 GENX PW2000 PW4000 PWC150A TRT_1000 TRT_XWB

0 0 0 0 0 0 0 0 0 0 0 0 0

Total Number of Tasks: 1009 Total Number of Tasks at Different Dates:393 Total Working Hours : 2321.36675
Date : October 30, 2024 Logbook owner`s signature(*):

(*) I declare that the entries in this logbook are complete and true.
Revision number 06, 12 OCT 2021