Factory test mode-Refrigerator digital board control PCBA
Factory test mode

Factory testing begins after each button is touched for a few seconds and display board show FC.

At first when ambient temperature sensor will be “cut-in”(according the setting time),compressor should be ON for 10 minutes, during this time fan motor should be on if evaporators reaches -9`C and fan motor should be ON and stay on it unless the compressor is turned off.(when compressor will be OFF fan motor should be oFF).Heater is OFF during the compressors activity.

Heater should be ON for 5 minutes,after this time when heater is off refrigerator will be on dropping tube mode for 10 minutes.This process takes 30 minutes and after that system should performed according its duty. This test used just for factory test and it’s not applicable to the consumer.


Factory testing begins after each button is touched for a few seconds and display board show FC.

At first when ambient temperature sensor will be “cut-in”(according the setting time),compressor should be ON for 10 minutes, during this time fan motor should be on if evaporators reaches -9`C and fan motor should be ON and stay on it unless the compressor is turned off.(when compressor will be OFF fan motor should be oFF).Heater is OFF during the compressors activity.

Heater should be ON for 5 minutes,after this time when heater is off refrigerator will be on dropping tube mode for 10 minutes.This process takes 30 minutes and after that system should performed according its duty. This test used just for factory test and it’s not applicable to the consumer.