WF-SA12HD6 — LG Washing Machine Service Manual (repair manual). Page 48

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48
6) Display "LE" message and doesn't work
Where, what & how to check?
Result of Check
Possible Cause
How to repair & settle
1. In initial state display “LE ” message.
1) Measure voltage of hall sensor asm.
2) Check resistance of the motor.
Gray-White
DC 15V
OV
Gray - Red
-Blue
DC 12V
OV
Normal Resistance
No defect
Poor
No defect
Poor
Motor coil is open.
Contact defect of the leak.
Change the PCB Asm
Change the PCB Asm
Change the motor
Remove the cause
Brown
Hall sensor 
assembly
DC 15V
In PCB assembly
Black / (Ground) White
Blue Red
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