37
Service Manual
Model No: IDW12E-U/IDW12P-U
Issue
Rev.
Water overflow trouble
Phenomenon: drain pump keep on workin
g
Whether water is deposited
in the bottom case
Whether the water
overflow swich is ok
The controller board or the
cable is broken
N
Y
Whether water flows out of
the water overflow conduit
Check whether the water level
switch is closed
The cable or the controller
board is broken
Y
N
Change the water
overflow switch
Bottom case is
leaking
Change the water
level switch
N
N
Y
Y
Y