LG FH0D7DD K 2 Series Service Manual page 25

WASH HEATER TROUBLE
When checking the voltage between
connector during whites washing. is the
voltage 220V~?
After power off, is the resistance of wire
(YELLOW-BLACK) connectors between
10Ω~30Ω?
After power off and the heater terminal is
disconnected, is the resistance 10Ω~30Ω
HEATING CONTINUOUSLY ABOVE
THE SETTING WATER TEMPERATURE
When pressing Water Temp. during, is the
displayed temperature is over 10°C higher
than the selected temp?
Is the resistance between Thermistor
Comectors 2.5kΩ~180kΩ)
When checking THERMISTOR on the tub is
the THERMISTOR loosened above 2mm from
the rubber?
YES
NO
YES
YES
25
FOR LG TECHNICIAN
Replace the MAIN
NO
PWB ASSEMBLY.
YES Normal
Replace the HEATER
NO
ASSEMBLY.
Check if inlet hose is
connected to a hot
NO
faucet; other-
wise, replace PWB
ASSEMBLY(Main)
NO
Replace Thermister
Push the THERMIS-
NO
TOR tightly to the
rubber.