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Yes

Yes

Yes

Yes

Yes

Yes

No

No

No

Is                 displayed?

Is                 displayed?

While a cycle is running,
press the WASH/RINSE and
DELAY START buttons
together to display the water
level.  Is the water level
>213? 

(Refer to 7-3)

Unplug the washer.  Does
the water valve remain on
when the power is removed
from the washer?

Does the laundry lean
toward one side, not evenly
put in the DRUM assembly?

Is the washing machine
installed at an angle?

[Note] Environmental check list
1) Removal of transportation-based fixed bolt.
2) Confirmation on the material to see if it is capable

of handling two different types of blanket materials.

If the water
valve is
energized as
soon as the
washer is
plugged in or
when the power
button is
pressed, replace
the main PCB.

Check the AIR
CHAMBER
and the tube
(clogged).

Put laundry
evenly
In the DRUM
assembly

Adjust the
height of
washing
machine
to be kept
horizontally

Replace the
INLET VALVE ASSEMBLY

Is the connector connected
to pressure sensor
disconnected or
disassembled?

Reconnect or
repair
the connector.

Is the resistance of the
pressure sensor out of
range?
(pin 1~ pin 3)
(21~23 

Ω ±10%)

Replace the
pressure
switch.

Is the AIR CHAMBER and
the tube clogged?

Replace the MAIN PWB
assembly.

Fix the air
chamber
and remove
the foreign
material.

Is       

displayed?

8-5. TROUBLESHOOTING ELSE

1. Be careful of electric shock if disconnecting parts while troubleshooting.
2. First of all, check the connection of each electrical terminal with the wiring diagram.
3. If you replace the MAIN PWB ASSEMBLY, reinsert the connectors correctly.

Check the
fuse or reset
the circuit
breaker.

Is the current rating of
multi-outlet power strip
enough?
(Avoid connecting several
electric devices.)

Is the supplied voltage
120V AC?(+10%, -15%)

Alternate with
explanation.

Is the connector connected
to PCB/Noise filter
disconnected or
disassembled?

Reconnect
or repair
the connector.

Replace the
MAIN PWB
ASSEMBLY.

Is LED on while the power
is on?

Replace the
DISPLAY
PWB
ASSEMBLY.

Is five pin wire of
display PWB broken?

Yes

Yes

No

No

Check the connectors at the
main PCB and the line filter.
Are the connectors loose or
disconnected? 

Check the connectors
between the main PCB and
the display PCB. Are the
connectors loose or
disconnected?

Reconnect or
Repair
the connector.

Replace the
main PCB.

Replace the main PCB.