Wine Guardian Ducted Split Wine Cellar Cooling Systems (WGS175) - Manual - Manual (Page 68)

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Cellar Temperature too cold (below 11°C) when unit is running
Possible Cause
Solution
Thermostat set too low on cooling Reset thermostat to higher cooling
temperature
Heating coil (optional) not operating Check for temperature rise across coil
Thermostat set too low on heating Reset thermostat to higher heating
temperature
Thermostat not controlling temperature
Wiring integrity compromised (shorted),
replace wiring
Cellar Temperature is too cold (below 11°C) when unit is not running
Possible Cause Solution
Too much heat loss to adjacent spaces
Increase insulation around the ductwork
Check and clean filter and coil
Coil frozen – shut off unit for two hours
Cellar loads are too high Install additional insulation
Replace with larger sized unit
Problems Controlling Cellar Humidity
Humidity too low or supply air is too cold, without optional humidifier
Possible Cause Solution
Not enough evaporator airflow Remove blockage in supply or return
ductwork
Check and clean filter and coil
Coil frozen – shut off unit for two hours
Defective Thermal Expansion Valve If under warranty call for service
If not under warranty call a refrigeration
technician
Humidity too low, without optional humidifier
Possible Cause Solution
No moisture being added to cellar Add Wine Guardian humidifier or a room
humidifier