Troubleshooting Guide - Randell PH48SPA-L-R Operator's Manual

SYMPTOM
Unit doesn't run 1. No power to unit
2. Temperature control turned off
3. Temperature control faulty
4. Compressor overheated
5. Condenser fan faulty
6. Overload protector faulty
7. Compressor relay faulty
8. Compressor faulty
Unit short cycles 1. Condenser coil dirty
2. Condenser fan faulty
3. Compressor faulty
4. Overload repeatedly tripping
Unit runs constantly 1. Condenser coil dirty
2. Condenser fan faulty
1. Temperature control set too
Unit not cold enough high
2. Temperature control faulty
3. Condenser coil dirty
4. Refrigerant leaking or
contaminated
Unit too cold 1. Temperature control set too low
2. Temperature control faulty
1. Compressor mountings loose or
Unit noisy hardened.
2. Condenser fan damaged or
hitting fan shroud
Trouble Shooting Guide
POSSIBLE CAUSE PROCEDURE
1. Plug in unit
2. Check temperature control
3. Test temperature control
4. Clean condenser coil
5. Service condenser fan
6. Test overload
7. Test relay
8. Call for service at 800-621-8561
1. Clean coil
2. Service fan and motor.
3. Call for service at 800-621-8561
4. Check outlet voltage
1. Clean coil
2. Service condenser motor
1. Adjust control to lower setting
2. Test control
3. Clean coil
4. Call for service at 800-621-8561
1. Adjust control to raise setting
2. Test control
1. Tighten or replace compressor
mountings
2. Inspect condenser fan
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