TM 1-1520-238-23
12-172
Change 3
12.55.
BLADE DE-ICE CONTROLLER REMOVAL/INSTALLATION - continued
12.55.6. Installation
a. Install controller (1) on transmission deck (2).
(1) Position controller (1) with receptacle
(A311)J1 (4) and receptacle (A311)J2 (6) fac-
ing outboard.
(2) Install four screws (7) and washers (8).
(3) Attach connector P791 (3) to receptacle
(A311)J1 (4).
(4) Attach connector P792 (5) to receptacle
(A311)J2 (6).
b. Perform electrical bond check on controller
(1) (TM 55-1500-323-24).
(1) Bond shall be 0.0025 OHM or less. Use
ohmmeter.
c. Apply sealing compound around edges of
controller mating surfaces and screw heads.
Use sealing compound (item 175, App F) and
brush (item 34, App F).
d. Inspect (QA).
NOTE
If TB 1-1520-238-20-62 (Deactivation of
Main Rotor and Tail Rotor Blade De-ice
Capability) is complied with, do not per-
form step e. Go to step f.
e. Perform blade de-ice controller adjustment
(para 12.56).
f. Install access panel R200 (para 2.2).
END OF TASK
M04-3158-3
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