Haier DW12-AFM4 Service Manual page 22

Water supply trouble
Phenomenon: water cannot be drained
Check:
Whether drain pump
is working
Y
Whether pipeline
is OK
Y
Drain hose is too high
Water overflow trouble
Phenomenon: drain pump keep on working
Check:
Whether water is deposited
in the bottom case
N
Whether the water
overflow switch is OK
Y
Program controller is broken
Maintenances Services and Trouble Shooting
N Whether drain pump
is electrified
N repair the
pipeline
Y Whether water flows out of
the water overflow conduit
N change water
overflow switch
Program controller is broken
N
Y
Drain pump is broken
Y
check water supply
solenoid valve
Y
check the water
level switch
Y
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circuit is damaged
N Bottom case
is leaking
N change the solenoid
valve
N change the water
level switch