TM 1-1520-238-23
12-79
12.24.
APU FORWARD FLAME DETECTOR REPLACEMENT - continued
12.24.3. Removal
a. Remove flame detector (1) from cover (2).
(1) Detach connector P78 (3) from receptacle
(A10)J1 (4).
(2) Remove four screws (5) and washers (6).
(3) Remove and discard detector (1).
12.24.4. Cleaning
a. Wipe removed and attaching parts with a
clean rag.
12.24.5. Inspection
a. Check connector for loose or bent pins (para
12.16).
b. Check removed and attaching parts for corro-
sion (para 1.49).
12.24.6. Installation
a. Install new detector (1) on cover (2).
(1) Position detector (1) on cover (2) with recep-
tacle (4) pointing up and forward.
(2) Install four screws (5) and washers (6).
(3) Attach connector P78 (3) to receptacle
(A10)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
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