LG / GOLDSTAR WD-12120(5)RD
Manual de Servicio

WASH HEATER TROUBLE
When checking the voltage betweenthe connector during whites washing. is voltage 220-240V~?
(1)

NO

Replace the MAIN PWB ASSEMBLY

YES
AC 220-240V

YELLOW RED

After power off,is the resistance of wire (RED-YELLOW) connectors between 10 ~30 ?
123

YES

Normal

NO
After power offis thethe heater terminal is disconnected, and resistance 10~30 ?

NO

Replace the HEATER ASSEMBLY

HEATING CONTINUOUSLY ABOVE THE SETTING WATER TEMPERATURE

When pressing Water Temp. during, is the displayed temperature is over 10ûC higher than the selected temp?
Temp.

NO

Check if inlet hose is connected to a hot faucet ; otherwise, replace PWB ASSEMBLY(Main)

YES
Is the resistance between Thermistor Comectors 2.5k½~180k½?

NO

Replace Thermister

YES
When checking THERMISTOR on the tub is the THERMISTOR loosened above 2mm from the rubber?

YES

Push the THERMISTOR tightly to the rubber.

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