Read LG WD-80150T / WD-80155TUP Service Manual online
22
NO
YES
YES
WASH HEATER TROUBLE
When checking the voltage between
connector the PWB assembly (Main)during
whites washing ,Is the voltage
220 - 240V ?
connector the PWB assembly (Main)during
whites washing ,Is the voltage
220 - 240V ?
Replace the PWB
assembly (Main)
assembly (Main)
YES
NO
After power off and the heater terminal is
disconnected, is the resistance 10 to 30 ?
disconnected, is the resistance 10 to 30 ?
Replace the heater
assembly
assembly
NO
After power off,is the resistance of wire
(RED-YELLOW) connectors between
10 to 30 ?
(RED-YELLOW) connectors between
10 to 30 ?
Normal
NO
YES
RED
YELLOW
1
6
1
2
3
~
220 - 240V~
PWB ASSEMBLY (MAIN)
(RED)
(RED) (WHITE)
(WHITE)
(WHITE)
(WHITE) (BLUE)
(BLUE)
(RED)
(RED) (WHITE)
(WHITE)
(WHITE)
(WHITE) (BLUE)
(BLUE)
6
1
Replace the thermistor
(6322FR2046)
(6322FR2046)
Push the thermistor
tightly to the rubber.
When disconnect the connector (1) on the
PWB assembly (Main) is the resistance of the
Natural connectors
PWB assembly (Main) is the resistance of the
Natural connectors
[①( Blue White),
⑥(White)]between 2.5kΩ to 180kΩ
(105
(105
℃
~0
℃
)?
When checking thermistor on the tub,
is the thermistor loosened above 2mm from
the rubber?
HEATING CONTINUOUSLY ABOVE
THE SETTING WATER TEMPERATURE
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