LG WT-H800 Service Manual page 47

6) Display "LE" message and doesn't work
Where, what & how to check?
1. In initial state display "LE " message.
1) Measure voltage of hall sensor asm.
Brown
DC 15V
2) Check resistance of the motor.
Result of Check
Gray-White
DC 15V
Hall sensor
assembly
OV
Gray - Red
In PCB assembly
-Blue
DC 12V
OV
Normal Resistance
Possible Cause
No defect
Poor
No defect
Poor
Motor coil is open.
Contact defect of the leak.
46
How to repair & settle
Change the PCB Asm
Change the PCB Asm
Change the motor
Remove the cause