Heating Without Water - LG WD(M)-1026(0~9)S Service Manual

PWB ASSEMBLY
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PWB ASSEMBLY

HEATING WITHOUT WATER

When pressing [Spin] and [Temp.] at the same
time after draining, is the water level frequency
252 or more?
When pressing [Spin] [Temp.] buttons at the
same time while wash, is the water level frequency
between 230 - 245V~?
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 90~160Ω)
When checking voltage between connectors
( , )on spinning, is the voltage
220 - 240V~ as the figure?
YES
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
NO
Replace the PWB