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LG F1***ND1 Service Manual page 25

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PWB ASSEMBLY (MAIN)
220-240V~
RED
YELLOW
THE SETTING WATER TEMPERATURE
(1)
WASH HEATER TROUBLE
When checking the voltage between
connector (
1
(Main) during cotton 95°C washing ,Is
the voltage 220 - 240V ~ ?
After power off,is the resistance of wire
(RED-YELLOW) connectors between
10Ω to 30Ω?
After power off and the heater terminal
is disconnected, is the resistance
10 to 30Ω?
HEATING CONTINUOUSLY ABOVE
When disconnect the connector (1) on
the PWB assembly (Main) is the
resistance of the Red connectors [
(BL/WH),
(SBL)] between 2.5kΩ to
4
180kΩ (105°C
When checking thermistor on the tub,
is the thermistor loosened above 2mm
from the rubber?
,
) the PWB assembly
2
YES
1 2 3
NO
3
0°C
4
YES
24
Replace the PWB
NO
assembly (Main)
Normal
YES
Replace the
NO
heater assembly
Replace the thermistor
NO
(6322FR2046C)
3
Push the thermistor
YES
tightly to the rubber.

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