The temperature in the upper
zone is normal but the displayed
temperature in the lower zone is
lower than the set temperature.
1. Is the fan motor in the lower zone is defective?
2. Is the PTC heater defective?
3. Is there leaking between the upper zone and lower zone?
For models - Dual zone with two doors (CWB1760FD)
The displayed temperature is
higher than the set temperature.
1. Is the ambient temperature too high (more than 35°C)?
2. Is he ventilation blocked?
3. Are the fan motors defective?
4. Are the temperature sensors defective?
5. Is the cooling system defective? If the temperature of one
zone is normal and the second zone is abnormal, check the
solenoid
valve.
The displayed temperature is
lower than the set temperature.
1. Is the ambient temperature lower than the set temperature? This
is normal.
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