Read LG WT-W7111TH Service Manual online
35
12-6. 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
DC 15V
OV
Gray-Red
-Blue
DC 12V
OV
Normal
Resistance
Resistance
No defect
Poor
No defect
Poor
Motor coil is
open.
open.
Contact lefect of
the leack
the leack
Change the PCB Asm
Change the PCB Asm
Change the motor
Remove the cause
WH
Hall
sensor asm
DC 15V
In PCB asm
Gray (Ground)
BL
RD
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