The refrigerating compartment temperature display indicates the fault of the refrigerator. The indicator shows the temperature of the cold store, if it is lit, not blinking. The temperature indicator flashes when the control unit detects a fault. The malfunction alarm is deactivated only when the control system is switched to automatic test mode or when the fault is remedied.
For the diagnosis uses the automatic test mode of the refrigerator. To enable this function, you must simultaneously press and hold the camera selection and quick freeze button for 2 seconds. Entering the test mode occurs within 10 seconds after turning on the refrigerator. Automatic testing stops when a fault is detected.
2 Cooling fault.
Refrigerant leakage, compressor malfunction, fan failure in the refrigerator, improper sensor operation, open long door time.
3 Heater fault.
The heaters do not work or do not work at full capacity, the refrigerator sensor must be repaired.
4 The sensor circuit is open.
One of the sensors is not installed in place, a defect in the wires, a bad contact on the connectors
5 Sensor short-circuit.
Malfunction of the sensor, defect of the wires connecting one of the 3 temperature sensors with the control board, poor contact in the connectors.
6 The button is pressed.
Faulty buttons, dirty buttons.
7 Malfunction of the compressor.
Compressor does not work, refrigerant leaks, blockage of the circulation system.
12 Switch circuit fault.
Bad contact on the switch, in the places of connecting wires to the control board or switch, high resistance of the wires.
After troubleshooting, testing should be repeated at first.