TM 1-1520-238-23
9-264
9.74.
MULTICHANNEL DIMMING CONTROLLER UNIT REMOVAL/INSTALLATION – continued
e. Detach four connectors P748 (1), P109 (2),
P747 (3), and P110 (4) from multichannel dim-
ming controller unit (5).
(1) Detach connector P748 (1) from receptacle
(A403)J2 (6).
(2) Detach connector P109 (2) from receptacle
(A403)J3 (7).
(3) Detach connector P747 (3) from receptacle
(A403)J1 (8).
(4) Detach connector P110 (4) from receptacle
(A403)J4 (9).
f. Remove controller unit (5) from mounting tray
(10).
(1) Loosen two captive fasteners (11).
(2) Remove controller unit (5).
9.74.4. Cleaning
a. Clean removed and attaching parts and sur-
faces (para 1.47).
9.74.5. Inspection
a. Check removed and attaching parts for dam-
age (para 9.61).
b. Check wires and terminals for wear, cracks,
and cuts (para 9.61).
c. Check connectors for cracks, broken connec-
tions, or bent or damaged pins (para 9.61).
d. Check removed and attaching parts for corro-
sion (para 1.49).
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