0028 00 1
UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE
HEATING AND AIR CONDITIONING SYSTEM
Multimeter (Item 30, WP 0253 00)
Utilities Equipment Repairer 52C
COMPRESSOR WILL NOT START, HUMS AND CYCLES ON THE OVERLOAD
Compressor will not start, but hums and cycles on the overload.
The compressor is defective.
Replace compressor. Contact depot maintenance.
Compressor system has low voltage running to it.
Using multimeter, check continuity between compressor motor black wire and other
compressor wires. If continuity is not present, repair/replace wiring as necessary.
(WP 0248 00)
Perform operational check on heating and air conditioning system.
Compressor system wiring is defective or incorrectly wired.