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Symptom
Compressor runs continuously
Product too warm
High Head Pressure
Warm storage temperatures
Compressor runs continuously
product too cold
Compressor will not start no
noise
TROUBLE SHOOTING
Probable Cause (s)
1. Short of refrigerant
2. Inefficient compressor
3. Dirty condenser
1. Cabinet location too warm
2. Restricted condenser air flow 2. Clean condenser to remove
3. Defective condenser fan mo-
tor
4. Air or non-condensable gases
in system
1. Temperature control not set
properly
2. Short of refrigerant
3. Cabinet location too warm
4. Too much refrigerant
5. Low voltage. Compressor
cycling on overload
6. Condenser dirty
1. Defective control
2. Short on refrigerant
1. Blown fuse or breaker
2. Defective or broken wiring
3. Defective overload
4. Defective temperature control 4. Replace
5. Power Control
Page 9
Possible Solution (s)
1. Leak check, change drier,
evacuate, and recharge
2. Replace
3. Clean
1. Relocate cabinet
air flow restriction
3. Replace
4. Leak check, change drier,
evacuate, and recharge
1. Reset control
2. Leak check , change drier,
evacuate, and recharge
3. Relocate
4. Change drier, evacuate, and
recharge
5. Check power
6. Clean
1. Replace
2. Leak check, change drier,
evacuate, and recharge
1. Replace fuse or reset breaker
2. Repair or replace
3. Replace
5. Check service cord or wiring
conditions
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