No Draining; Keep Filling Water - Haier LMA2120WBAB0 Service Manual

Service Manual
Model No:MABE-1789

6-2-4 No draining

Check if the drain motor acts?
of the two ends of the output
of the computer sequencer.
6-2-5 Keep filling water
Open the water faucet without
switching on the power.
If the water can fill into
the water inlet valve.
Switch on the power. Do not
push the "Start/pause" button.
If the water can fill into
the water inlet valve.
Check if the wire connecting
the computer board to the
water level sensor is bad?
Select 1 or 2 water level
and start the machine to
check if the gas cell
Check if the gas guide system
Replace the water level switch.
Set rinse or spin.
Start the machine.
No
Measure the
voltage of the two ends of
the drain motor.
No Exist
Measure the voltage
No Exist
Replace the computer
sequencer.
No
No
No
has water?
No
is blocked?
No
Roll up normally Check the drain system like
the drain valve etc.
Exist
Replace the drain motor.
Exist
Replace the wire unit.
At this time check if the drain motor
works normally.
Yes
Replace the water inlet valve.
Yes
Replace the computer sequencer.
At this time please chenck if the
water inlet valve is well.
Yes
Replace the wire unit.
Yes
It leaks gas. Please check and
repair the gas guide system.
Please smear 801 glue in installation
of the connecting pipe.
Please smear 801 glue in installation
of the gas cell cover.
Yes
Clear various factors like
the foreign Materials.
Blow from the connecting pipe to the
water level sensor and gas cell to see
if there's blocking.
19
Issue
Rev.