Midea 92031020Z00681

Service Manual_2018-V2.0
35
10.4Open door alarm(None)
10.5Function Selection
1）When the refrigerator is working, keep pressing the gear setting button “SET” for 3 seconds
(takes effect when releasing the button), the refrigerator will be in standby mode, the standby indicator will
light up and all loads will stop working;
2）When the refrigerator is in standby mode, press the gear setting button “SET”, the refrigerator
will enter normal operation mode, the standby indicator will light off and the refrigerator will operate
normally;
10.6Fault code and solutions
Fault code
Fault content
Steps for maintenance methods
Indicator
light 1 and
indicator
light 2
Temperature
sensor fault in
refrigerating
chamber
Step 1: Check whether the terminal of temperature sensor in main
control board is welll stuck, pull out the terminal and re-stick it in place
Step 2: Check to see if there’re foreign matters on the terminal
Step 3: Inspect the refrigerating sensor whether contact is bad, and
resend contact the fast connector
Step 4: Replace main control board
Indicator
light 1 and
indicator
light 3
Defrost sensor
fault in freezing
chamber
Step 1: Check whether the terminal of defrost sensor in main control
board is welll stuck, pull out the terminal and re-stick it in place.
Step 2: Check to see if there’re foreign matters on the terminal.
Step 3: Inspect the defrost sensor whether contact is bad, and resend
contact the fast connector
Step 4: Replace main control board
Indicator
light 1 and
indicator
light4
Ambient
temperature
sensor fault
Step 1: Check whether the terminal of temperature sensor in main
control board is welll stuck, pull out the terminal and re-stick it in place
Step 2: Check whether the sensor wiring harness are connected.
Step 3: Replace main control board.
Step 4: Remove the temperature sensor at the hinge, and replace the
temperature sensor.
10.7 Defrosting function
1）Defrost the freezing chamber as per the accumulative operation time of the Compressor
2）If power failure occurs abruptly to the Compressor and the defrosting sensor in freezing chamber is less
than 0
o
C after powering on, then first conduct defrosting once. If more than 0
o
C, then defrosting is not
needed. After that, conduct defrosting according to using condition and ambient temperature in a period
between 6 and 24 hours as per the accumulative operation time of the Compressor.
10.8 Test mode
Test items
Testing Method
Expected result
Select to
enter into
Press the temperature-adjusting
button for 15s continuously, enter
LED indicators on Gear 1, 3 and 5 light up and
other LED indicators light on, then the