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HTD1268 Examination &
Troubleshooting
Failure:Display nothing
Troubleshooting:
Repair power
supply
N
Y
Y
Cut off power and check if
plugs are
connected well by pulling the plug of
PCB.
Press power switch and check the
voltage
between two pins of power switch.
Is
there 220-240V
AC voltage?
Y
Is
power
switch
on ?
Check if
power plug exists 220V-240V AC
voltage at the import pin
Y
Make sure power supply cabel assembly is
connected well and then replace power
N
Insert the plug well and test
N
Replace
Power driver
PCB
N
Failure:no water inleting
Troubleshooting:
N
N
N
N
N
Is
there
open
circuit
between
electromagnetic vavle
Choose pre-wash program and start
ˈ
Check if there is 220-240V at import pin
of electromagnetic vavle
Choose pre-wash program and start
ˈ
then check if there is 220-240V at export
pin of electromagnetic vavle
Check if
filter of electromagnetic vavle
is jamed
Check if water is leaking from washer
Is the tap shut off or the water pressure
too low?
Open tap or wait for normal water pressure
Y
Reconnect inlet pipe.
Y
Clean filter
Y
Replace electromagnetic vavle
Y
Y
Reconnect the wire
Replace
Power driver
PCB
N
Turn it on
MMeasure the power supply ,is it exists
220-240V AC voltageeas
Washer And Dryer
Model:HTD1268 SERIES