Haier HBS800, Service Manual, Page: 22 / 30

Front Load Washing Machine Model:HBS800/1000TXV
Page 21
HBS series Examination &
Troubleshooting
Failure:Display nothing
Troubleshooting:
Repair power supply
N
N
Press the power switch
Y
Cut off power and check if plugs are connected
well by pulling the plug of PCB.
Y
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
Measure the power supply ,is it exists
220V-240V AC voltage
？
Make sure power supply cable assembly is
connected well and then replace power
switch.
N
N
Insert the plug well and test
N
Replace PCB
Failure:no water inletting
Troubleshooting:
N
N
Check if water is leaking from washer
connection, especially between inlet pipe
and tap. to make sure of no bends.
N
N
N
Is there open circuit between
electromagnetic valve and PCB?
Choose pre-wash program and start
，
Check if there is 220-240V at import pin
of electromagnetic valve
Choose pre-wash program and start
，
then check if there is 220-240V at export
pin of electromagnetic valve
Check if filter of electromagnetic valve is
jammed
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 valve
Reconnect the wire
Y
N
Y
Replace PCB
N
220-240V
220-240V
220-240V