GK712E - LG Washing Machine Service Manual (repair manual). Page 33

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32
■ WD-6550FB / WD-8050(4)F(H)B / WD-1050(5)F(H)B / WD-1253(5)F(H)(B) / WD-1054(6)F(H)B / WD-1254(6)F(H)B
■  WD-6550F / WD-8050F(H) / WD-1050(5)F(H)
NO
YES
YES
1
2
4
3
(1)
Replace the thermistor.
(6322FR2046B)
Press the thermistor
tightly to the rubber.
When disconnect the connector (1) on the 
PWB assembly (Main) is the resistance of the 
natural connectors 
~ ② ( Blue/White, Violet),
③ (Blue, White)₩between  2.5kΩ to 180kΩ
(105
~0
)?
When checking thermistor on the tub cover, 
is the thermistor loosened above 2mm from 
the rubber?
HEATING CONTINUOUSLY ABOVE 
THE SETTING WATER TEMPERATURE
1
NO
YES
YES
Replace the thermistor.
(6322FR2046B)
Get the thermistor back
to the rubber.
Is the resistance between two receptacles with
BL/WH wires parted from PWB assembly
2.5k
Ω to 180kΩ (105
~ 0
)?
When checking thermistor on the tub cover, 
is the thermistor gotten more than 2 mm out of the
rubber?
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