LG LSC27914SB - Page 88

8) Abnormal Ice maker Unit Error
Remove Cover PCB, then check for any loose
connection in CON 8.
Remove Tray ice, remove screw of Ice maker unit,
quit Ice maker from holders and check for any
loose connection.
Result
Service Action
Firmly plugged
Loose
Go to Step 2
Result
Service Action
Firmly plugged
Loose
Go to Step 3
Check Voltage from Ice maker S/W in CON 8.
Result
Service Action
OFF
Replace Ice maker unit
ON
5V
0V
Other
Go to Step 4
Check Voltage from Ice maker TEST S/W in CON 8.
Press the TEST S/W of Ice maker unit for 3 seconds,
permit finish Test Cycle before press again.
1
2
NO.
CHECKING FLOW RESULT & SERVICE ACTION
3
4
5V
0V
Other
Replace Main PCB
Go to Step 4
Replace Ice maker unit
Replace Main PCB
Result
Service Action
OFF
Replace Ice maker unit
ON
5V
0V
Other
Go to Step 5
5V
0V
Other
Replace Main PCB
Go to Step 5
Replace Ice maker unit
Replace Main PCB
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