APPENDIX
TROUBLESHOOTING GUIDE FOR THE REFRIGERATOR
CORRECTIVE ACTION
PROBABLE CAUSE
SYMPTOM
Line switch open.
Close switch; test/replace
start; no hum.
switch.
Fuse removed or blown.
Replace fuse.
Overload protector tripped.
Test and replace, if
required.
Control stuck in open
Test, repair, or replace
position.
control.
Control off due to cold
Adjust control.
location.
Wiring improper or loose.
Check wiring against
diagram and repair.
Low voltage to unit.
Troubleshoot electrical
start; hums, but trips on
circuit and correct.
overload protector.
Starting capacitor
Replace capacitor.
defective.
Determine reason and
correct; replace if
necessary.
Compressor motor has a
Replace compressor.
winding open or shorted.
Internal mechanical
Replace compressor.
trouble in compressor.
Improperly wired.
Check wiring against
diagram and repair.
MD0367
A-1