Troubleshooting guide – WhisperKool Extreme 8000 User Manual
Page 32
Page 32
PT-EXPL 072010
Unit runs but does not cool
Possible Cause
Lack of air flow/heat exhaust (outer room)
Crankcase pressure set too high/low
Compressor not running
Unit undersized
Evaporator fan runs but compressor does not
Possible Cause
Compressor and/or starting components faulty
Compressor runs; evaporator fan motor does not
Possible Cause
Blown fuse or circuit breaker
Faulty fan motor
Faulty fan relay
Compressor short cycles
Possible Cause
Evaporator blows on thermostat
Dual pressure control improperly set
Unit low on refrigerant charge
Condensing fan motor/capacitor faulty
Compressor and /or starting components faulty
Humidity in cellar too low
Possible Cause
Cellar vapor barrier not sufficient
Solution
Make sure fan is unobstructed; clean evaporator if necessary
Call Customer Service at 800-343-9463
Call Customer Service at 800-343-9463
Call Customer Service at 800-343-9463
Solution
Call Customer Service at 800-343-9463
Solution
Replace fuse/reset breaker
Call Customer Service at 800-343-9463
Call Customer Service at 800-343-9463
Solution
Move thermostat
Call Customer Service at 800-343-9463
Call Customer Service at 800-343-9463
Call Customer Service at 800-343-9463
Call Customer Service at 800-343-9463
Solution
Install proper vapor barrier
TROUBLESHOOTING GUIDE