Midea MRQ23B4AST Service Manual

Service Manual_2018-V1.0
36
3) Compressor stopped twice continuously, after enter defrost mode, according to using condition and
ambient temperature in a period from 6 to 48 hours as per the accumulative operation time of the
Compressor.
9.7 Test mode
Test items
Testing Method
Expected result
Enter Test
Mode
First, keep pressing the “LOCK”
bottom for 3 seconds to unlock,
than Keep pressing the “LOCK”
and “SUPER COOL” bottom for 5
seconds and release
LED indicators display “0”, then the refrigerator
enters into test mode
After entering into test mode, if no
bottom is pressed within 30
seconds
then the refrigerator will exit the test mode and
return to normal operation mode
Select 1 to
enter into
forced
cooling
mode
Enter into test mode and press
“FRIDGE” bottom one time
LED indicators display “1”, then the
compressor and the fan will start working
In forced cooling mode, if no
bottom is pressed within 36 hours,
then the refrigerator will exit the test mode and
return to normal operation mode
Select 3 to
enter into
forced
defrosting
mode
Enter into test mode and press
“FRIDGE” bottom for the second
time
LED indicators display “3”, then the
compressor and the fan will stop working
In forced defrosting mode, when
the defrosting sensor reach a
temperature of 8°C and the
defrosting heater has been
working for 2 minutes,
then the refrigerator will exit the test mode and
return to normal operation mode
In forced defrosting mode, if the
temperature of defrosting sensor is
always lower than 8°C and the
defrosting heater has been
working for 70 minutes,
then the refrigerator will exit the test mode and
return to normal operation mode
Select 0 to
exit the test
mode
Enter into test mode and press
bottom “FRIDGE” for the third time
LED indicators display “0”, then the refrigerator
will exit the test mode and return to normal
operation mode(except defrost)

Midea MRQ23B4AST Specifications

General

Brand	Midea
Model	MRQ23B4AST
Category	Refrigerator
Language	English