FZR PL Series 00939132R00
Service
13
Freezer troubleshooting guide
Before Calling For Service
Check to be sure unit is plugged in. Test outlet with another appliance to verify power
Symptom
Possible Cause
Solution
Freezer does
not operate (no
components run)
1. Power switch faulty or in OFF position;
loose connection.
1. Tun power switch to ON position; check
switch connections.
2. Freezer not plugged in.
2. Connect plug.
3. No power to cord.
3. Restore power.
4. Temp controller not energizing
components.
4. Check controller contact terminals for
power. Replace controller if needed.
5. Probe not sensing cut in temperature.
5. Replace controller and/or probe.
Compressor does not
run
1. Thermal overload open or defective.
1. Allow to cool or replace.
2. Capacitor and/or relay defective.
2. Replace as required.
3. Compressor defective.
3. Replace compressor.
Compressor and
condenser fan do not
run.
1. No power on terminal 5 of
controller (during cooling).
1. Replace controller.
Evaporator fan motor
does not run.
1. No power on terminal 4 of controller
(during cooling).
1. Replace controller.
Freezer does not shut
off.
1. Controller not sensing cut off
temperature.
1. Replace controller and/or probe.
2. Controller keeping refrigeration system
energized.
2. Replace controller.
Freezer does not
maintain temperature
(all components run).
1. Fan upgrade needed
1. If fan is not black in color contact Follett
for a retrofit kit.
2. Condenser or evaporator coil needs
cleaning.
2. Clean coils as needed.
3. Faulty door gasket.
3. Replace door gasket.
4. Excessively high ambient/humidity.
4. Maximum recommended ambient is
86 F (30 C).
5. Refrigerant leak.
5. Locate and repair leak.
6. Incorrect refrigerant charge.
6. Recover, evacuate and weigh in correct
charge.
7. Plugged expansion valve.
7. Replace expansion valve.
8. Inefficient compressor.
8. Consult technical service.
9. Evaporator coil blocked with ice.
9. Depress defrost button on controller to
defrost coil.
Evaporator does not
defrost.
1. Defective defrost heater.
1. Replace defrost heater.
2. Faulty heater safety switch.
2. Replace switch.
3. No power on terminal 2 of controller
(during defrost).
3. Replace controller.
4. Defrost settings may require change for
specific applications.
4. Call Follett’s technical service
department.
If problems persist after following this basic troubleshooting guide, call
Follett’s technical service group at (800) 523-9361 or (610) 252-7301
Содержание FZR5-PL Series
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