8) Abnormal Ice maker Unit Error
Check HALL IC signal in CON 8
Press Ice maker TEST S/W for 3 seconds. Check
the change between 0V and 5V in HALL IC signal
during Test period.
Check Motor Signal in CON 8.
Press Ice maker TEST S/W for 3 seconds. Check the
Voltage changes in motor signal during Test period.
It must change from positive voltage to negative
voltage during the Test.
Result
Service Action
Signal Change
(0V 5V 0V ...)
No change (Still in 0V
or 5V)
Go to Step 6
Replace Ice maker unit
Result
Service Action
Voltage inversion
No voltage inversion
Go to Step 6
Replace Main PCB
Check the movements in Ice maker unit.
Press Ice maker TEST S/W for 3 seconds. Check
the rotation of motor and the movement of arm.
5
6
NO.
CHECKING FLOW RESULT & SERVICE ACTION
7
Other
Replace Main PCB
Result
Service Action
Movement is
present in
Motor and
Arm
No movement
present
in Motor and
Arm
Replace Ice maker unit
Explain to costumer
Normal
Abnormal
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