Maintenance Manual

1985 & ON
MODEL 208
SERIES

COPYRIGHT © 1995
TEXTRON AVIATION INC.
WICHITA, KANSAS, USA 1 AUGUST 1995
D207842 REVISION 42 1 JUNE 2024
 Model 208 Series Maintenance Manual (Rev 42)
(Rev 42)

REVISION SUMMARY/HIGHLIGHTS
1. General
A. This section shows a table that gives operators and maintenance personnel a list of the changes that were made to different
documents in the manual as part of this revision.
2. Definition
A. Columns
(1) Chapter-Section-Subject - This column gives the manual location for each document in the revision.
(2) Document Title - This column gives the name of the document as it is given at the top of the actual document and in the
Table of Contents.
(3) Action - This column gives a brief description of the changes made to the document in this revision.
NOTE: This column does not apply to CD-ROM, DVD-ROM, or internet delivered publications.
B. Rows
(1) Each row gives all the necessary data for one document that is part of the current revision.
3. Revision Incorporation Procedures
A. Interactive Electronic Manual
(1) Interactive Electronic formats of this manual are automatically updated. No additional actions are required to incorporate
the revised documents.
B. Paper Copies
(1) For instructions on how to incorporate revised material in a paper copy of the manual, refer to the Introduction, Revision
Filing Instructions (Paper Version of this Manual Only).
(2) This document can help identify changes in each document but does not supersede the information in the List of Effective
Pages for each chapter.
NOTE: For information about document page numbers, refer to the Introduction, Page Numbering System.
Also, pages 1 - 99 are used for both "General", and "Description and Operation" documents.
C. Revision Highlights
CHAPTER
SECTION DOCUMENT TITLE ACTION
SUBJECT
Introduction PUBLICATION TITLE PAGE
Introduction LIST OF EFFECTIVE PAGES
Introduction TABLE OF CONTENTS
Introduction LIST OF REVISIONS • Updated for current revision.

• Updated the text in the section to bring it to current

Introduction INTRODUCTION
engineering standards.

Introduction SERVICE DOCUMENT LIST • Updated service bulletin list and service kits list.

Introduction ICA SUPPLEMENT LIST • Updated list with ICA-208-25-00001.

• Added effectivity to Inspection Title and Effectivity columns of

Task 28-21-00-610
• Revised the tasks title of B611001 and B611002 from
TASK BASED INSPECTION TIME functional check to detailed inspection.
5-10-01
LIMITS • Added additional panel details to A275003.
• Added part number to C271005.
• Updated task name of Task 32-20-00-210.

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 Model 208 Series Maintenance Manual (Rev 42)
(Rev 42)

• Revised Pitot and Static hoses revision period.

5-11-00 COMPONENT TIME LIMITS • Removed reference to Skurka Service Letter and replaced
with CAL-80-01.

5-15-01 INSPECTION DOCUMENT 01 • Updated task name of Task 32-20-00-210.

• Revised the tasks title of B611001 and B611002 from

functional check to detailed inspection.
5-15-07 INSPECTION DOCUMENT 07 • Revised the task title of D282101 to include the airplane serial
numbers.
• Added Note to A712001.

5-15-08 INSPECTION DOCUMENT 08 • Added Note to A322001.

5-15-09 INSPECTION DOCUMENT 09 • Added additional panel details to A275003

5-15-12 INSPECTION DOCUMENT 12 • Added part number to C271005.

• Revised the tasks title of 61-10-00-720 and 61-10-00-721

from functional check to detailed inspection.
• Added part number to Inspection Title and Effectivity columns
ANNUAL /100 HOUR INSPECTION
5-20-00 of Task 27-10-02-642
CHECKLIST
• Added effectivity to Inspection Title and Effectivity columns of
Task 28-21-00-610
• Added Note to Task 32-20-00-220

• Added Information reducing lubrication task intervals

UNSCHEDULED MAINTENANCE • Revised steps in unscheduled maintenance checks of landing
5-50-00
CHECKS gear
• Added steps to include Nose landing gear tow limits.
Chapter 12 LIST OF EFFECTIVE PAGES
Chapter 12 TABLE OF CONTENTS
LUBRICANTS - DESCRIPTION AND • Added alternate wheel bearing greases NYCO GN 3058 and
12-21-00
OPERATION Aeroshell Grease 58 in recommended lubricants table.

12-21-02 FLIGHT CONTROLS - SERVICING • Added Information reducing lubrication task intervals

12-21-03 LANDING GEAR - SERVICING • Added Information reducing lubrication task intervals
Chapter 21 LIST OF EFFECTIVE PAGES
Chapter 21 TABLE OF CONTENTS
21-00-00 AIR CONDITIONING - GENERAL • Added Grease in Tools, Equipment and Materials List.

FREON AIR CONDITIONING - • Updated lubricant information in Assemble and install

21-51-00
MAINTENANCE PRACTICES compressor drive unit.
R134A AIR CONDITIONING • Updated lubricant information in Install the compressor drive
21-52-00 SYSTEM - MAINTENANCE unit procedural step.
PRACTICES
• Updated Procedural step and added caution in Install the
R134A AIR CONDITIONING
Compressor Drive Unit.
21-52-10 SYSTEM - MAINTENANCE
• Updated the correct shim dimension and gap values between
PRACTICES
the forward mount and the compressor flange.

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 Model 208 Series Maintenance Manual (Rev 42)
(Rev 42)

Chapter 24 LIST OF EFFECTIVE PAGES

Chapter 24 TABLE OF CONTENTS
EXTERNAL POWER - • Removed Electrical Power Box Fireproof Coating Inspection
24-40-00
MAINTENANCE PRACTICES and Repair.
ELECTRICAL DISTRIBUTION
• Added Electrical Power Box Fireproof Coating Inspection and
24-50-00 SYSTEM - MAINTENANCE
Repair procedure.
PRACTICES
• Revised Sealant type in Do a Detailed Inspection of the Power
ELECTRICAL DISTRIBUTION Distribution Box (Electrical Power) and Do a Detailed
24-50-00
SYSTEM - INSPECTION/CHECK Inspection of the Power Distribution Box (Standby Electrical
Power).
Chapter 25 LIST OF EFFECTIVE PAGES
Chapter 25 TABLE OF CONTENTS
ARTEX ME406/ELT1000
EMERGENCY LOCATOR • Removed a step of doing software configuration load from
25-63-00
TRANSMITTER (ELT) SYSTEM - ELT installation procedure.
MAINTENANCE PRACTICES
Chapter 27 LIST OF EFFECTIVE PAGES
Chapter 27 TABLE OF CONTENTS
AILERONS AND CONTROL
• Added figure of temperature variation tables in Control
27-10-01 COLUMN - MAINTENANCE
Column Removal/Installation procedure.
PRACTICES
• Added Aileron Trim Actuator Assembly (2661615-13) part
number in titles of Aileron Trim Tab Actuator Disassembly and
Lubrication and Assembly of Aileron Trim Tab Actuator and
AILERON TRIM SYSTEM -
27-10-02 also added in Figure 202 (sheets 7,8&9).
MAINTENANCE PRACTICES
• Added Aileron Trim Actuator Assembly (2661615-13) part
number in titles of Inspection and Rigging Procedures -
Aileron Trim Tab Actuator.

AILERON TRIM SYSTEM - • Added 2661615-13 part number in Aileron Trim Tab Actuator
27-10-02
INSPECTION/CHECK (2661615-1, 2661615- 9, or 2661615-10) Lubrication.

RUDDER - MAINTENANCE • Updated procedural steps in Rudder Pedals, Pulleys, and

27-20-01
PRACTICES Cables Removal/Installation.
ELEVATOR TRIM - MAINTENANCE
27-30-02 • Revised the Figure 202 Sheets 3,6 and 9..
PRACTICES
• Added Procedural step in Do a detailed inspection of the flap
FLAP SYSTEM - bellcranks and removed procedural step inComplete a
27-50-00
INSPECTION/CHECK Functional Check of the Flap System.

FLAP RIGGING GUIDE - • Deleted a figure and updated the figure numbers in flap
27-50-02
ADJUSTMENT/TEST rigging procedure.
Chapter 28 LIST OF EFFECTIVE PAGES
Chapter 28 TABLE OF CONTENTS
FUEL LINES, VALVES AND • Revised the task 28-21-00-610 to add the applicable airplane
28-21-00
FILTERS - INSPECTION/CHECK serial numbers.

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 Model 208 Series Maintenance Manual (Rev 42)
(Rev 42)

Chapter 32 LIST OF EFFECTIVE PAGES

Chapter 32 TABLE OF CONTENTS
NOSE LANDING GEAR -
32-20-00 • Updated task effectivity for Task 32-20-00-210.
INSPECTION/CHECK
WHEELS AND BRAKES - • Added a step to do wheel inspection in Nose Wheel Tire and
32-40-00
MAINTENANCE PRACTICES Tube Disassembly/Reassembly procedure.
Chapter 33 LIST OF EFFECTIVE PAGES
Chapter 33 TABLE OF CONTENTS
INCANDESCENT LANDING AND
• Revised sealant type in Landing and Taxi Recognition Lights
33-40-10 TAXI RECOGNITION LIGHTS -
Adjustment/Test.
MAINTENANCE PRACTICES
LED LANDING/TAXI/RECOGNITION • Revised sealant type in LED Landing/Taxi/Recognition Light
33-48-05
LIGHT - REMOVAL/INSTALLATION Removal/Installation.
Chapter 34 LIST OF EFFECTIVE PAGES
Chapter 34 TABLE OF CONTENTS
PITOT/STATIC SYSTEM - • Revised sealant type in Pitot Tube Assembly
34-11-00
MAINTENANCE PRACTICES Removal/Installation.
GARMIN G1000 INTEGRATED
34-60-00 AVIONICS SYSTEM - • Updated the part number of ADS-B OUT Unlock Card.
ADJUSTMENT/TEST
Chapter 45 LIST OF EFFECTIVE PAGES
Chapter 45 TABLE OF CONTENTS
CENTRAL MAINTENANCE
• Added new general section for the Times & Cycles Reset for
45-00-00 SYSTEM (CMS) - MAINTENANCE
logbook reference priority clarification.
PRACTICES
CENTRAL MAINTENANCE
• Added Notes for the Times & Cycles for logbook reference
45-00-05 SYSTEM (CMS) - DESCRIPTION
priority clarification.
AND OPERATION
CENTRAL MAINTENANCE
• Added Notes for the Times & Cycles for logbook reference
45-40-00 COMPUTER (CMC) VIEWER -
priority clarification.
DESCRIPTION AND OPERATION
CMC LOGS FOLDER • Added Notes for the Times & Cycles for logbook reference
45-40-05 MANAGEMENT AND TRANSMIT - priority clarification.
DESCRIPTION AND OPERATION
CMC LOGS FOLDER
• Added Notes for the Times & Cycles for logbook reference
45-40-05 MANAGEMENT AND TRANSMIT -
priority clarification.
MAINTENANCE PRACTICES
Chapter 53 LIST OF EFFECTIVE PAGES
Chapter 53 TABLE OF CONTENTS
• Added the steps in Internal Cabin Zonal Inspection procedure.
53-10-00 FUSELAGE - INSPECTION/CHECK • Added procedural step in Empennage and Horizontal
Stabilizer Zonal Inspection.
Chapter 57 LIST OF EFFECTIVE PAGES
Chapter 57 TABLE OF CONTENTS

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 Model 208 Series Maintenance Manual (Rev 42)
(Rev 42)

• Added the information of fillet sealing of the forward and upper

57-10-00 WINGS - REMOVAL/INSTALLATION
side of fairing to wing in wing installation procedure.

57-10-00 WINGS - INSPECTION/CHECK • Updated Procedural steps in Wing Zonal Inspection .

Chapter 61 LIST OF EFFECTIVE PAGES
Chapter 61 TABLE OF CONTENTS
PROPELLER (HARTZELL) - • Changed the tasks title from functional check to detailed
61-10-00
INSPECTION/CHECK inspection.
Chapter 71 LIST OF EFFECTIVE PAGES
Chapter 71 TABLE OF CONTENTS
• Updated Note in Figure 501 Engine Operating Limits sheets 3
POWER PLANT - and 4.
71-00-01
ADJUSTMENT/TEST • Revised the time value in the foot note in the Engine Operating
Limits tables.

POWER PLANT (PT6A-140) - • Revised the RPM value in Propeller Overspeed Governor
71-00-05
ADJUSTMENT/TEST Check procedure.
Chapter 76 LIST OF EFFECTIVE PAGES
Chapter 76 TABLE OF CONTENTS
ENGINE CONTROLS - • Updated the aircraft serial range requiring frangible safety
76-10-00
DESCRIPTION AND OPERATION wire.
PT6A-114/-114A ENGINE RIGGING
76-10-03 • All figures are revised to ppgarphic.
- ADJUSTMENT/TEST
Chapter 79 LIST OF EFFECTIVE PAGES
Chapter 79 TABLE OF CONTENTS
OIL DISTRIBUTION - • Revised sealant type in Oil Cooler Shroud
79-20-05
MAINTENANCE PRACTICES Removal/Installation.
Chapter 80 LIST OF EFFECTIVE PAGES
Chapter 80 TABLE OF CONTENTS
STARTER/GENERATOR -
80-10-00 • Added Preliminary Troubleshooting Procedure.
TROUBLESHOOTING

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