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Heating Without Water - LG WD-14120(5)RD Service Manual

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Table of Contents
Wash
Rinse
AC 220V-240V
(2)
(1)
PWB ASSY(Main)

HEATING WITHOUT WATER

When pressing Wash and Rinse at the same time
after draining, is the water level frequency 248 ~ 262
or more?
When pressing Rinse, Spin buttons at the same
time while wash, is the water level frequency
between 230 - 243?
Checking voltage between two pins as press the
POWER button is the voltage 220-240V~?
D R A I N M A L F U N C T I O N I N G
Is the drain hose twisted or frozen?
Is the impeller of the drain pump clogged?
Is the connector disconnected, disassembled?
Is the coil of the drain pump cut-off?
(resistance of coil is 80~150Ω)
When checking voltage between connectors
( ,
)on spinning, is the voltage 220-240V~
as the figure?
YES
NO
NO
NO
NO
22
Replace the
NO
S.PRESSURE SWITCH
ASSEMBLY
YES
Replace the MAIN PWB
ASSEMBLY
Repair the DRAIN HOSE
YES
ASSEMBLY.
YES
Remove foreign material.
YES
Reconnect or repair the
connector
YES
Repair the DRAIN PUMP
ASSEMBLY.
Repair the MAIN PWB
NO
ASSEMBLY.

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