WHISPER KOOL Platinum Split Manuel utilisateur

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WHISPERKOOL TROUBLESHOOTING GUIDE

Unit has ice forming on the evaporator unit

Possible cause Solution

If coil is very dirty, use a spray bottle with a small amount of liquid

There is something blocking the supply and/or return air Remove blockage

The evaporator fan is not turning on Call customer service for details on how to perform the bypass plug

test. If all components run correctly, and the system cools during the

bypass plug test, there is either an issue with the 24V

thermostat conversion kit or the thermostat. Contact customer

service for further action.

If evaporator unit continues to ice Observe ice formation pattern. If only part way up the coil face, the

system could be low on refrigerant. If all the way up, the coil may be

The set point is too low Raise set point to recommended temperature of 55°F

Unit does not run/power up

Possible cause Solution

Evaporator unit is not plugged in Make sure the unit is plugged into an outlet

Power switch not on Turn unit on by pressing the power button on the control

Line voltage rating is incorrect for the system Check line voltage to make sure there is 110V-120V

Thermostat not calling for cooling Adjust thermostat to a lower temperature

Faulty thermostat or wiring Call Customer Service at 1-800-343-9463

Cellar temperature is too warm

Possible cause Solution

The temperature of the room to which the condensing unit exhausts

exceeds 110°F Intake temperature needs to drop below 110°F

The system is undersized for the cellar Order correct size system

There is something blocking the supply and/or return air on the

evaporator unit or the condensing unit

Evaporator unit is mounted too low in the cellar Relocate unit so the distance from the ceiling and top of the unit is

no more than 18”

One or more of the fans is not turning on Please contact the installing technician to troubleshoot

Compressor is not turning on Please contact the installing technician to troubleshoot

Compressor keeps cycling on overload

Poor seal around door or other areas requiring a seal (around the

unit, wall joints, etc.)

Make sure there are no air gaps around the door. If door seal is

damaged, replace it.

Thermostat set too high Adjust thermostat to a lower temperature

Evaporator coil is frosted or iced up Observe ice formation pattern. If only part way up the coil face,

evaporator unit could be low on refrigerant. If so,

contact your installing technician to assist with troubleshooting.

System runs constantly

Possible cause Solution

Leaky door seal or poorly insulated cellar Fix leaky door seal and insulate cellar

www.whisperkool.com | Page 2

Platinum Split

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

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

Melt ice with blow drier. Soak up with a towel.

Unit runs but does not cool

Possible cause Solution

evaporator coil, and condenser coil are clean and free of debris

System undersized Contact Customer Service at 1-800-343-9463

Compressor is overheating

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

clean condenser coil as possible cause of compressor overheating.

If problem repeats, contact your installing technician to assist with

troubleshooting.

Thermostat not sending power to Y terminal Call customer service for details on how to perform bypass plug test

24V thermostat conversion kit solenoid relay not working correctly Call customer service for details on how to perform bypass plug test

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

Compressor short cycles

Possible cause Solution

Evaporator unit thermostat location

System low on refrigerant charge Please contact the installing technician to troubleshoot

Condensing 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

Page 3 | 1-800-343-9463

Unit does not power up/run

Possible cause Solution

Batteries on thermostat have lost their charge Change batteries

Thermostat wired incorrectly Check wiring on 24V thermostat and correct

Wiring issue at evaporator unit Contact Customer Service for troubleshooting

24V transformer in evaporator unit has failed Contact Customer Service for troubleshooting

Evaporator fan runs continuously

Possible cause Solution

Fan switch on thermostat set to "on" Set fan switch to the "auto" position

Fan relay in thermostat or 24V conversion kit stuck on Call Customer Service for details on how to perform the bypass plug

test

Units equipped with the 24V Thermostat Conversion Kit:

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