Midea HS-625FWEN, Руководство по обслуживанию

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Service Manual_2020-V1.0
39
LED
② ， ④
Light
together
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
LED
③ ， ④
Light
together
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
9.7 Test mode
This function is only used during the maintenance test. After the test is completed, the refrigerator needs
to be powered off and then on again.
9.7.1. Enter
Press the button once when the power is fully displayed. Within 10 seconds, press the button 9 times
in a row, and 4 indicator lights flash simultaneously, indicating the mandatory mode is entered
1. In forced mode, press the button once, (2), (3), (4) light up at the same time. Indicates that it is in
forced run mode
2. In the mandatory mode, press the second key, (1), (2), (3) light at the same time. Means to enter
mandatory frost mode
9.7.2. Exit
In mandatory mode, press the button three times to exit the mandatory mode
9.7.3 Control
1. Forced operation mode: the press exits the forced operation mode after 36h
2. Mandatory frost: frost after the withdrawal of mandatory frost automatically exit
Note: when forced defrost, defrost heater should be on for at least 2 minutes.
9.8 Demo mode (None)
9.9 Backup data for power fail
1) The running state of the refrigerator is remembered after compressor running for 1 hour
continuously.
2) The running state of the refrigerator is remembered after change function settings and lock.
3) When the refrigerator is out of power and recharged, the running state of the refrigerator is same as
before
.