Read LG 29272 Service Manual online
37
6) Display "LE" message and doesn't work
When, what, and how to check
Result of Check
Possible Cause
How to repair
1. LE error code appears.
1) Check the hall sensor, as shown.
2) Check resistance of the motor.
Gray-White
DC 15V
DC 15V
OV
Gray - Red
-Blue
DC 12V
OV
Infinite resistance.
Normal Resistance
Correct reading.
Defective
Correct reading.
Defective
The motor has an open
coil.
coil.
Normal condition.
Replace the main board.
Replace the main board.
Replace the motor.
Motor is good.
Hall sensor
assembly
assembly
Black / (Ground)
White
Blue
Red
In PCB assembly
Brown
DC 15V
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