Kenmore 795.51022.001 Service Manual page 91

8) Abnormal Ice maker Unit Error
NO. CHECKING FLOW
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.
5
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.
6
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.
7
RESULT & SERVICE ACTION
Result
Signal Change
(0V 5V 0V ...)
No change (Still in 0V
or 5V)
Other
Result
Voltage inversion
No voltage inversion
Result
Movement is
present in
Normal
Motor and
Arm
No movement
present
Abnormal
in Motor and
Arm
- 90 -
Service Action
Go to Step 6
Replace Ice maker unit
Replace Main PCB
Service Action
Go to Step 6
Replace Main PCB
Service Action
Explain to costumer
Replace Ice maker unit