TM 9-4120-404-14
Table 3-2. Unit Preventive Maintenance Checks and Services (PMCS)
Item
Interval
Item To Be
No.
M
Q
A
Inspected
Procedure
Check for loose or missing mounting
hardware.
28
Coil Frost Switch
Remove front cover per para. 3-27.
Check for any damage to sensor bulb.
Inspect switch for cracked, burned,
or loose wire leads.
Check for loose or missing mounting
hardware.
29
Terminal Boards
Check for loose or missing mounting
hardware.
Check that terminal board or plastic
cover is not cracked or broken.
30
Wiring Harnesses
Remove front and rear covers per para.
Check wiring on all harness for cracks,
breaks, or burns.
Check for missing or damaged receptacle
caps.
Inspect all connectors for damage or
looseness
Inspect all wires for loose connections.
Check that all cable clamps are in place
with mounting hardware.
31
Coil (Solenoid)
Remove rear cover per para. 3-27.
Check wire leads for cracks, breaks, or
burns.
3-25
