TM 1-1520-238-23
12-85
12.27.
APU FLAME DETECTOR CONTROL AMPLIFIER REPLACEMENT - continued
12.27.3. Removal
a. Remove control amplifier (1) from support (2).
(1) Detach connector P85 (3) from receptacle
(AR1)J1 (4).
(2) Remove two screws (5) and washers (6) from
amplifier (1).
(3) Remove and discard amplifier (1).
12.27.4. Cleaning
a. Wipe removed and attaching parts with a
clean rag.
12.27.5. Inspection
a. Check connector for loose or bent pins (para
12.16).
b. Check removed and attaching parts for corro-
sion (para 1.49).
12.27.6. Installation
a. Install amplifier (1) on support (2).
(1) Position amplifier (1) on support (2).
(2) Install two screws (5) and washers (6).
(3) Attach connector P85 (3) to receptacle
(AR1)J1 (4).
b. Inspect (QA).
c. Perform APU fire detection maintenance op-
erational check (TM 1-1520-238-T).
d. Secure access doors T250L, T250R, T290L,
T290R, and L325 (para 2.2).
END OF TASK
M04-980-2
6
5
4
3
1
2
M04-980-3
2
1
4
6
5
3