Heating Without Water - LG WDM-1018 SERIES Service Manual

PWB ASSEMBLY (MAIN)
(RED) (WHITE) (RED) (WHITE) (WHITE) (BLUE) (WHITE) (BLUE)
AC 220-240V
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PWB ASSEMBLY (MAIN)

HEATING WITHOUT WATER

When pressing [Option(Pre Wash/Crease Care)]
and [Time Delay] at the same time after draining,
is the water level frequency 252 or more?
When pressing [Option(Pre Wash/Crease Care)]
[Time Delay] buttons at the same time while wash,
is the water level frequency between 220 - 240V~?
YES
Checking voltage between two pins as press
the power button is the voltage
220 - 240V~ ?
DRAIN MALFUNCTIONING
Is the drain hose twisted or frozen?
Is the impeller of the drain pump clogged?
Is the connector disconnected,
disassembled?
Is the coil of drain pump cut-off?
(resistance of coil is 90~160 )
When checking voltage between connectors
( , )on spinning, is the voltage
220 - 240V~ as the figure?
NO
NO
NO
NO
21
Replace the sensor
NO
(pressure)
Replace the PWB
NO
assembly
YES
Repair drain hose
Remove foreign
YES
material.
Reconnect or repair the
YES
connector
Replace the pump
YES
assembly
Replace the PWB
NO
assembly (Main)