4/24/2021 ASM - A318,A319,A320,A321 - LWA - Rev.

v. num: 2 - 01-Feb-2021 - Figure 33-14-19 SCH 19 P 0005 (SHEET 1) - LIGHTS - ANNUNCIATOR LIGHT TEST AND DIMMING - SYS 1 - BOAR…

8A HOT AIR OVER HEAT

47HH CONTROLLER-AIR
CONDITIONNING SYSTEM 1
95VU121 21-61

8B L1 + L2
FCV DISAGREE
PACK OVER HEAT A
CONT FAULT B DIM
CTL SEESCH03
SCH01 A BRT

57HH CONTROLLER-AIR C
CONDITIONNING SYSTEM 2 A
96VU122 21-61

A A A TO XFMR ESS
A 1 7 FAULT 8
33-14 SCH17
2 9
34-48 SCH02
3 4 OFF 6 UNSD
T O2WZ
4 5

22 UNSD A2
23 A3 A1
UNSD 25 A A
24 SCH01

5 6HB P/BSW-
6 AIR COND/PACK 2
UNSD 7 30VU210 21-51
8 FROM XFMR ESS
33-14 SCH18
30
27
UNSD 29
28
A A F R O M3CA3
UNSD 7 8 33-14 SCH08
37 UNSD A UNSD A FUSE D
9
38 8 SMOKE
A 4 ON 5 D
UNSD 39 9
A 6 UNSD A
40 5 DISCH 4
UNSD 6 A
A
10 A SCH02
45 SCH03
UNSD 21 SCH02 30WZ1 P/BSW-
20 TERR ON ND, CAPT 37LP XFMR-SYS 1
11WH IND LT 120VU212 33-14
403VU211 34-48
44 22VU212 26-23
9
11
12

13 A A A A
14 A A 5 5 A 7 8 TO XFMR ESS
8 SMOKE FAULT
UNSD 15 A C 6 6 C 9 33-14 SCH17
9
16 A A A A 4 OFF 5
UNSD 5 DISCH 4
SCH02 SCH02 6 UNSD
6 A
18
34 A 33WZ RELAY- 32WZ RELAY- A2
26-16 SCH01 UNSD 35 26-16 SCH01 SCH02 TERRAIN/WEATHER RADAR 1 TERRAIN/WEATHER RADAR 1 A3 A1
TO 101 36 TO 11 &12WH DATA SWITCHING, CAPT DATA SWITCHING, F/O A A
&102RH 12WH IND LT 187VU127 187VU127 SCH02
17 22VU212 26-23 34-48 34-48
31 7HK P/BSW-
26-16 SCH01 UNSD 33 AIR COND/HOT AIR
TO 101 32 30VU210 21-63
&102RH
43

19

41 26 A A WIRING DIAGRAM
UNSD 7 8
UNSD UNSD
9
42 46 33-14-18
4 ON 5
ENERGIZED 49 A
A 6 UNSD
W H E N33LP IS 50
IN TEST POS 48 A
S E ESCH02 47 SCH02
A
30WZ2 P/BSW-
12LP BOARD-ANN LT TEST & INTFC TERR ON ND, F/O
70VU126 402VU212 34-48

N_SM_331419_S_010010__AA

Figure 33-14-19 SCH 19 P 0005 (SHEET 1) - LIGHTS - ANNUNCIATOR LIGHT TEST AND DIMMING - SYS 1 - BOARD 12
** ON A/C FSN ALL

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