LG WD(M)-10130(5)F - Wash Heater Fault Diagnosis; Overheating Troubleshooting

24
NO
YES
YES
WASH HEATER TROUBLE
4
1
AC 220-240V
NO
NO
YES
NO
YES
(1)
Replace the thermistor
(6322FR2046B)
Push the thermistor
tightly to the rubber.
When disconnect the connector (1) on the
PWB assembly is the resistance of the
Natural connectors
( White),
(Blue / White) between 2.5 k to 180 k
(105 ~0 )?
When checking thermistor on the tub,
is the thermistor loosened above 2mm from
the rubber?
When checking the voltage between two
receptacles of the PWB assembly during
washing.
Is the voltage AC 220-240V?
After power off, is the resistance between yellow
wire and red wire of
connector 10 to 30
?
After power off, is the resistance of heater
10 to 30
?
Replace the PWB
assembly.
Normal.
Replace the heater
assembly.
HEATING CONTINUOUSLY ABOVE
THE SETTING WATER TEMPERATURE