8
Troubleshooting Guide
Complaint
Cause
Solution
Compressor
will not run
1.
No voltage at wall receptacle
2.
Service cord pulled out of wall
receptacle
3.
Low voltage causing
compressor to cycle on
overload
4.
Power switch is in “Off”
position
5.
Inoperative control
6.
Compressor stuck
7.
Compressor windings open
8.
Compressor overload stuck
open
9.
Relay lead loose
10.
Relay loose or inoperative
11.
Power cord disconnected from
dispenser
12.
Faulty cabinet wiring
1.
Check circuit breaker or fuse
2.
Replace
3.
Contact power company and
confirm that voltage
fluctuation does not exceed
10% plus or minus from the
nominal rating
4.
Turn switch on
5.
Call service technician
6.
Call service technician
7.
Call service technician
8.
Call service technician
9.
Call service technician
10.
Call service technician
11.
Call service technician
12.
Call service technician
Compressor
runs but no
refrigeration
1.
System out of refrigerant
2.
Compressor not pumping
3.
Restricted filter drier
4.
Restricted capillary tube
5.
Moisture in system
1.
Call service technician
2.
Call service technician
3.
Call service technician
4.
Call service technician
5.
Call service technician
Compressor
short cycles
1.
Erratic control thermostat
2.
Faulty relay
3.
Low voltage
4.
Compressor draws excessive
wattage
1.
Call service technician
2.
Call service technician
3.
Contact power company and
confirm that voltage
fluctuation does not exceed
10% plus or minus from the
nominal rating
4.
Call service technician
Compressor
runs too much
or constantly
1.
Temperature to low
2.
Erratic control
3.
Abnormally high room
temperature
4.
Door or lid gaskets not sealing
5.
System undercharged due to
leaks
6.
System undercharged from
factory
7.
System overcharged
8.
System not clean
9.
Restricted filter drier
10.
Restricted capillary tube
1.
Adjust temperature control
2.
Call service technician
3.
Reduce room temperature or
relocate dispenser
4.
Adjust or call service
technician
5.
Call service technician
6.
Call service technician
7.
Call service technician
8.
Call service technician
9.
Call service technician
10.
Call service technician