TM 1-1520-238-23
12-261
12.57.
ENGINE ANTI-ICE RELAY BOX REMOVAL/INSTALLATION - continued
12.57.4. Cleaning
a. Clean relay box mounting lugs and supports
(para 1.47).
12.57.5. Inspection
a. Check relay box supports and mounting lugs
for cracks or deformation (para 12.46).
b. Check removed and attaching parts for corro-
sion (para 1.49).
12.57.6. Installation
a. Install box (1) on supports (2).
(1) Position box (1) on supports (2) with connec-
tor (A337)J1 (4) up and inboard.
(2) Install four bolts (5) and washers (6).
(3) Attach connector P1087 (3) to receptacle
(A337)J1 (4).
b. Apply sealing compound to edges of relay
box mating surfaces and bolts. Use sealing
compound (item 175, App F) and brush (item 34,
App F).
c. Inspect (QA).
d. Perform engine anti-ice maintenance opera-
tional check (TM 1-1520-238-T).
e. Secure access doors T250L, T250R, T290L,
T290R, and L325 (para 2.2).
END OF TASK
M04-3314-3
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