WhisperKool 4000 - Page 19

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Ceiling Mount
Unit leaks water
Possible cause Solution
Evaporator unit is not level Evaporator unit should be level on the wall to prevent leaking
Drain line clogged or kinked Check drain line to make sure water can ow freely
Drain is clogged, preventing water from escaping Disconnect drain and clear it out, open access door and check drain
for blockage
Drain line does not have a downward slope Fix drain line so there is a downward slope from the unit to the drain
Coil is iced, causing drain pan to freeze and water to overow Melt ice with blow drier. Soak up with a towel.
Unit runs but does not cool
Possible cause Solution
Lack of air ow Make sure fan is unobstructed and that the evaporator lter,
evaporator coil, and condenser coil are clean and free of debris
System undersized Contact Customer Service
Compressor is overheating Shut system o for 1 hour to allow compressor to cool. Turn back on
and check for cooler air ow out. If compressor runs, check for and
clean condenser coil as possible cause of compressor overheating.
If problem repeats, contact you installing technician to assist with
troubleshooting.
Evaporator fan runs but compressor does not
Possible cause Solution
Compressor and/or starting components faulty Please contact the installing technician to troubleshoot
Compressor may have overheated Shut system o for 1 hour to allow compressor to cool. Turn back on
and check for cooler air ow out. If compressor runs, check for and
clean condenser coil as possible cause of compressor overheating.
If problem repeats, contact your installing technician to assist with
troubleshooting.
Compressor runs but evaporator fan does not
Possible cause Solution
Faulty fan motor Please contact the installing technician to troubleshoot
Faulty thermostat Please contact the installing technician to troubleshoot
Fan switch on thermostat set to "on" Set fan switch to the "auto" position
Fan relay in thermostat or 24V thermostat conversion kit stuck on
Call Customer Service for details on how to perform the bypass plug
test
Compressor short cycles
Possible cause Solution
Evaporator unit thermostat location Move thermostat out of airow
System low on refrigerant charge Please contact the installing technician to troubleshoot
Condenser fan motor/capacitor faulty Please contact the installing technician to troubleshoot
Compressor and /or starting components faulty Please contact the installing technician to troubleshoot
Humidity in cellar too low
Possible cause Solution
Not enough moisture Purchase and place a humidier (or a decorative fountain) in cellar