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Is                 displayed?

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.

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?

Is the connector connected
to Main PWB / Display
PWB disconnected or
disassembled?

Reconnect or
Repair
the connector.

Is the display PCB broken?
(check the buzzer sound
and LED light while push the
button.)

Replace the
DISPLAY
PWB
ASSEMBLY.

Is the button of panel stuck?

Repair the
button.

Remove the
transit bolts
and Base
packing.

Is the washer installed on a
solidly constructed floor?

Have all the transit bolts
and base packing been
removed?

Move the
washer or
reinforce the
floor.

Check the
vibration
Sensor.

Check if the washer is
perfectly level as follows:

Check the leveling of the
washer with a level and
check that the washer is
stable.

Put an unbalance part
(rubber) inside of drum
and start QC test mode and
run in high spin.

(Refer to section 7-2.)

When the machine is
spinning in high speed,
verify that it is stable.

If you do not have the
unbalance part, put 4.5 to
6.5 lbs (2 to 3 kg) of
clothing. Once loaded,
press power, Rinse+Spin
and the start/pause button
in sequence.
When the machine is
spinning in high speed,
verify that it is stable.

If it is not stable, adjust feet
accordingly. After the
washer is level, tighten the
lock nuts up against of the
base of the washer. All lock
nuts must be tightened.

Base Packing

Level

Unbalance Part

Tighten

Higher

Lower

Adjustable feet

Adjustable feet

Tighten