TM 9-4120-402-14
4-35. CONTROL ASSEMBLY WIRING HARNESSES.
This task covers:
a. Inspect
b. Test
c. Repair
d. Replace
INITIAL SETUP
Tools
Equipment Conditions:
Refrigeration Unit Service Tool Kit
CAUTION
Materials/Parts
Use disconnect switch (NOT POWER
CABLE) to disconnect power to unit.
Wiring Harness
Damage to cable connector pins will
result if cable is used.
Lock Washers (6)
Disconnect power at power source.
a. Inspect.
(1) Inspect connectors for loose, damaged or missing pins. Replace if defective.
(2) Check individual wires for loose solder connections, loose terminal lugs, cut or frayed insulation, cut or
broken wires.
b. TEST.
See wiring diagram figure 4-10. Continuity test individual wires. Replace or repair wires with no continuity.
c.
Repair.
(2) See Table 4-3 Wire List for wire engths and terminal information when individual wires are replaced.
l
(3) Replace individual wires, terminals, or connectors if defective.
d. Replace.
NOTE
Remove motor controller assembly (MC1) and logic box assembly (LGC1) as
needed for accessibility.
(1) Tag and disconnect individual wires and connectors from unit components.
(2) Remove four sets of screws (1), nuts (2), lock washers (3), and flat washers (4), cap (5), and gasket (6) from
connector J4.
(3) Remove two sets of screws (7) nuts (8), lock washers (9), and flat washers (10) from connector J6.
,
4-107