Service Manual
Model No: DW9-TFE3 Series
Water supply trouble
Phenomenon: water level cannot reach the required location
Whether water is flowing in the hose
Whether the stopcock is turned on
Whether solenoid
valve is working
Check whether the water
intake velocity is too slow
Whether water level
switch is ok
Cable or the controller
board is broken
Y
Y
N
Y
N
Measure whether solenoid
N
Change the solenoid
Y
Change water level
N
35
Issue
Rev.
Turn on the
stopcock
valve is electrified
Y
valve
User's water
pressure is too low
switch