LG WD-12270FD Service Manual page 28

Hose
Connector
Hose
(White)
Connector
Connector
WILL NOT CIRCULATE WATER
Is the impeller of the drain pump clogged?
Are the Hose Connector and/or Hose clogged?
Is the connector disconnected, disassembled?
Is the coil of the right side of drain pump open
or short circuited? (Coil R is 18-30 Ω)
When checking voltage between the
connectors during spin, is the voltage 220-240V
AC, as the figure?
NO
NO
NO
NO
27
YES
Remove foreign material.
YES
Remove foreign material.
Reconnect or repair
YES
the connector.
Replace PUMP MOTOR
YES YES
ASSEMBLY.
Replace the MAIN PWB
NO
ASSEMBLY.