Hussmann LBN - Troubleshooting Compressor Faults; Compressor Runs Continuously Too Cold; Compressor Will Not Start (No Noise); Compressor Starts and Stops (Overload)

SYMPTON PROBABLE CAUSE (S) POSSIBLE SOLUTION
Compressor runs
continuously product too
cold
1. Defective control 1. Replace
2. Control feeler not in
tube properly
2. Assure proper length
in tube
3. Short on refrigerant 3. Leak check change
drier, evacuate, and
recharge
Compressor will not
start no noise
1. Blown fuse or breaker 1. Replace fuse or reset
breaker
2. Defective or broken
wiring
2. Repair or replace
3. Defective overload 3. Replace
4. Defective
temperature control
4. Replace
5. Power disconnected 5. Check service cord or
wiring connections
Compressor will not
start cuts out on
overload
1. Low voltage 1. Contact electrician
2. Defective compressor 2. Replace
3. Defective relay 3. Replace
4. Restriction or
moisture
4. Leak check, replace
drier, evacuate and
recharge
5. Inadequate air over
condenser
5. Clean condenser
6. Defective condenser
fan motor
6. Replace
7. CRO not set properly Reset to 10 psi.
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