Midea HS-338FWEN-W, Instruction Manual

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25
E5
Fault of F
frost sensor
Yes
“On” of
Super and -22
simultaneousl
y
Step 1: Check whether the terminal CN4 is well 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
E6
Communica
tion failure
Yes
“On” of -22
and
-24
simultaneousl
y
Step 1: Check whether the terminal CN6 and CN7 is
well 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 display control board terminal
whether contact is bad, and resend contact the fast
connector
Step 4: Replace main control board
Step 5: Replace display control boardStep 6: Replace
main wire
E7
Ambient
temperature
sensor fault
Yes
“On” of
Super and
-20simultane
ously
Step 1: Check whether the terminal CN4 is well stuck,
pull out the terminal and re-stick it in place
Step 2: Replace ambient temperature sensor
9.8Defrosting 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.
9.9Test mode
Test
module
Test
items
Testing Method Expected result
Test
Mode
Enter Test
Mode
Keep pressing the SET button
for 5 seconds and release
LED indicators on quick freezer and Gear 1, 2,
3, 4 light up and flicker in the frequency of 0.5s,
then the refrigerator enters into test mode
After entering into test mode,
if no button is pressed within
15 seconds
then the refrigerator will exit the test mode and
return to normal operation mode
Select to
enter into
forced
cooling
mode
Enter into test mode and press
button for the first time
LED indicators on Gear 1, 2 and quick freezer
light up and other LED indicators light off, then
the compressor and the fan will start working
In forced cooling mode, if no
button is pressed within 36
hours,
then the refrigerator will exit the test mode and
return to normal operation mode