Open Door Alarm(None); Function Selection; Fault Code And Solutions; Defrosting Function - Midea TMF Series Service Manual

10.4 Open door alarm(None)

10.5 Function 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;

10.6 Fault code and solutions

Fault code Fault content
Indicator Temperature
light 1 and sensor fault in
indicator refrigerating
light 2 chamber
Indicator
Defrost sensor
light 1 and
fault in freezing
indicator
chamber
light 3
Indicator
Ambient
light 1 and
temperature
indicator
sensor fault
light4

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
o
than 0 C after powering on, then first conduct defrosting once. If more than 0
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
Select to Press the temperature-adjusting
enter into button for 15s continuously, enter
Steps for maintenance methods
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
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
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.
Testing Method
Service Manual_2018-V2.0
Expected result
LED indicators on Gear 1, 3 and 5 light up and
other LED indicators light on, then the
35
o
C, then defrosting is not