Haier HWD-D1200TXVE-S Service Manual page 22

SERVICE MANUL
HWD-D1200TXVE-S
Error message. Water level exceeds protective value.
Troubleshooting:
Check if water switch hose and air collector
are jammed
N
Pull out water switch inserts and turn on
power, then set wash mode. While water
is entering at the position of 1/4 glass
window, check the resistance between
and , is it 0? Check the resistance
between and , is it infinite?
N
Without power ,connect inlet pipe to inlet
vavle,then open the tap and observe if water
is entering in dispenser
N
Without starting but electrifying, measure the
import voltage of inlet valve, is it between
AC 220-240V?
Error message:
Troubleshooting:
Check if
is connected properly
Check if
is short cut or open
The dry temperature sensor short cut or open.
the dry temperature sensor
Y
the dry temperature sensor
N
Replace display board
Washing
Clean water switch hose and air
Y
collector
Replace water pressure switch
Y
Replace inlet valve
Y
Replace
Y
PCB
N
Y
Machine
Connect well
it
Replace it