TM 1-1270-476-30
4-137
4-6. VISUAL MULTIPLEXER ASSEMBLY REPAIR (cont)
3. CONTROLLER CCA A4 REPLACEMENT
CAUTION
These CCAs contain electrostatic discharge
sensitive devices (ESDS). Refer to paragraph
2-8 for handling requirements before starting
this task, to prevent damage to the devices.
REMOVAL
a. Remove controller CCA A4 (1) by removing
two screws (2) and washers (3).
b. Remove old insulating compound from
leads (para 2-6).
c. Pack faulty CCA A4 (para 5-2).
INSTALLATION
d. Remove old corrosion inhibitive sealing and
coating compound from mounting hardware
(para 2-6).
e. Solder wires to terminals E1 thru E14 and
remove tags.
f. Have installation inspected.
g. Apply insulating compound (para 2-6).
h. Apply corrosion inhibitive sealing and
coating compound to mounting hardware
(para 2-6). Use class 1A application.
i. Install controller CCA A4 (1) in camera
cover assembly using two screws (2) and
washers (3).
j. Perform followup.
END OF TASK
