Midea 22031010001341, Service Manual

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Service Manual , 2016-12
29 / 42
9.5Control of standby function(None)
9.6 Control of ice maker(None)
9.7Fault code and solutions
Fault code Fault description Fault cause Recommended practices
E2
R room sensor
failure
There is a problem with the sensor
terminals of the R room or the sensor
circuit.
Check the status and connections
of the F room sensor
E5
R room defrost
sensor failure
There is a problem with the defrost
sensor terminals of the F room or the
sensor circuit.
Check the status and connections
of R room defrost sensor
E7
Ambient temperature
sensor failure
There is a problem with the ambient
temperature sensor terminals of the F
room or the sensor circuit.
Check the status and connections
of ambient temperature sensor
9.8Defrosting function
The refrigerator is made based on the air-cooling principle and thus has automatic defrosting function.
Frost formed due to change of season or temperature may also be manually removed by disconnection of
the appliance from power supply or by wiping with a dry towel.
9.9Test mode(None)
9.10Self-diagnosis
Entry Condition
Entry of self-diagnosis: within 5s after power on 5s, if no sensor fault and the temperature sensor
≥0
℃
, it enter in self-diagnosis
Exit of self-diagnosis: the setting time of self-diagnosis is 15 minutes, it will exit self-diagnosis and
enter in normal running state automatically when time arrives.
Action of electric load in self-diagnosis
1. Fan motor switch on for 5s,switch off for 5s
2.defrost heater switch on for 5s, switch off for 5s
3. Fan motor and compressor switch on at same time
4. After 15 minutes, it will exit the self-diagnosis
If sensor fault or communication error happen during self-diagnosis, it will exit self-diagnosis