PROBLEM
CAUSE
SOLUTION
Compressor is not running. No power to compressor.
Check wiring to compressor.
Check where power is interrupted between
controller and compressor.
No call for cooling from control.
Check control settings or for bad control.
Incorrectly wired connections in machine
compartment.
Verify wiring per wiring diagram,
Incorrect control settings.
Return to factory settings.
See
Faulty control.
Refer to
Control not functioning
.
Starting device is not operational (start
relay/capacitor).
Replace compressor electrical components.
Faulty compressor.
Check compressor, see
Condenser fan is not run-
ning.
No power to fan
Restore power to unit.
Refer to information plate. See
Incorrectly wired.
Verify wiring per wiring diagram,
.
Fan is obstructed.
Remove obstructions.
Fan still does not run.
Replace condenser fan per
Evaporator fan is not run-
ning.
Faulty/defective door switch or wiring to
door switch.
Check wiring and continuity of switch con-
tacts. Replace switch if defective.
Missing or misaligned door switch plunger
bracket.
Install bracket and/or align.
No power to evaporator fan motor.
Restore power to unit.
Refer to information plate. See
and
Fan is obstructed.
Remove obstruction.
Incorrectly wired.
Verify wiring per wiring diagram,
.
Return to
Residential Refrigeration
and Front Venting Commercial Refrigeration
Service Manual
Electrical System
Troubleshooting Guide - Electrical System
Page 3-4