When the service life of the refrigerator is too long, or when external factors such as unstable voltage and improper storage of goods affect the refrigerator, the refrigerator will display an error code on the control panel to remind the business to overhaul the refrigerator. The following is a part of the common freezer error code, timely detection of freezer failure, reduce the loss of goods.
1. The temperature sensor is faulty
(1) E1: The cabinet temperature sensor is faulty
(2) E2: The evaporator sensor is faulty
(3) E3: The condenser sensor is faulty
2. Temperature alarm
(1) cH: condenser high temperature alarm
After the condenser temperature sensor is started, if the condenser temperature is higher than the starting value of the condenser high temperature alarm, the display panel will issue a cH alarm. The refrigerator continues to operate, and the alarm will be lifted when the condenser temperature falls to the return difference of the high temperature alarm starting value under the high temperature alarm.
(2) rH: Cabinet temperature high temperature alarm
If the temperature inside the cabinet is higher than the upper alarm value of the cabinet temperature and the cabinet temperature exceeds the limit delay is completed, the display panel prompts rH alarm. When the temperature inside the cabinet is less than the alarm value of the temperature exceeding the upper limit, the alarm is lifted.
(3) rL: low temperature alarm in the cabinet
If the temperature in the cabinet is lower than the lower alarm value of the cabinet temperature and the cabinet temperature exceeds the limit delay is completed, the display panel prompts an rL alarm. When the temperature in the cabinet is greater than the alarm value of the temperature exceeding the lower limit, the alarm is lifted.
3. The refrigerator buzzes
When the system sets the sequential buzzer tone, the buzzer buzzes when the controller alarms and the door switches; When the alarm is removed and the door switch is closed, the buzzer is muted. Or you can press any key to silence.
4. Other alerts
(1) Er: The copy card programming fails
(2) Ep: The data in the copy card is inconsistent with the controller model, and the programming fails
Post time: Aug-30-2023
