TM 9-4120-399-14
Table 4-2. Unit Preventive Maintenance Checks and Services (PMCS). - Continued.
Item To Be
Interval
Item
Procedure
Inspected
No.
M
Q
A
Remove front panel per para. 3-4.
Condenser Motor
18
Inspect motor wire leads for cracks,
breaks, bums, or loose connections.
Check that motor rotates smoothly.
Cheek that motor shaft is not bent
Check for loose or missing mounting
hardware.
Remove front panel per para. 3-4.
Condenser
19
Scroll
Check for loose or missing mounting
hardware.
Inspect scroll for dents, cracks, or bent
metal surfaces.
Remove front panel per para. 3-4.
Condenser Fan
20
Check for loose fan mounting set screw.
Check for missing or damaged fan
impeller blades.
Check that fan does not rub condenser
scroll.
Remove front cover per para. 3-4.
Condenser Fan
21
Motor Support
Check for loose or missing mounting
hardware.
Inspect support for cracks or bends.
Remove front cover per para. 3-4.
Solenoid Valve
22
Check for loose or missing mounting
hardware.
Check for leaks.
4-22
