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Move the washer or
reinforce the floor.

Remove the transit bolts
and Base packing.

Have all the transit bolts and base packing
been removed?

Is the washer installed on a solidly constructed
floor?

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.

If it still has severe vibration and noise, regulate a specific spin speed that generates excessive vibration and
noise as follows:
1) Put an unbalance part (rubber) inside of the drum.
2) Start the QC test mode (Refer to section 7-2).
3) Press Delay Wash button, then 

is displayed.

4) Press the Spin Speed button repeatedly to select Extra High.
5) Press the Quick Cycle button, the spin speed is displayed.
6) Press the Start/Pause button.
7) Press the Beeper button repeatedly to set spin speed (600, 800, 1000, 1200 rpm) and check if there is vibration 

and noise.

8) If there is no vibration and noise, increase the spin speed by pressing Beeper button.
9) If there is vibration and noise, rotate the Cycle selector knob clockwise to reduce the Spin Speed (reduce

by 50 and 100 rpm). In case of 600 rpm, it can not reduce the spin speed.

10) If vibration and noise are reduced, press the Quick Cycle button to store (2 beep sounds).
* If you want to return to factory default spin speed setting, repeat above steps except step 9).

Is water supplied?

Are receptacles correctly connected to the
erminals of the INLET VALVE ASSEMBLY?

Has detergent been put in the correct compartment
of the dispenser?

Is the detergent caked or hardened?

Is water supply shut-off?

Is the tap opened?

When you press both SPIN button and RINSE
button simultaneously, is the water level frequency
below 246?

Open the tap.

Check the AIR CHAMBER
and the tube (clogged).

Clean the filter.

Replace the INLET VALVE
ASSEMBLY.

Check electrical connection.
Replace the MAIN PWB
ASSEMBLY.

Refer to

NO WATER SUPPLY

Check the wiring.

Put the detergent in the
correct place.

Clean the dispenser.

Is the inlet valve filter clogged?

Is resistance between each terminal of INLET

VALVE ASSEMBLY 0.8-1.2

?

Verify the voltage of the inlet valve connector is

220-240V AC.

(Refer to 7-2 QC TEST MODE)

Softener 
cap

Is water supplied?

Are the plugs correctly connected to the terminals of
the INLET VALVE ASSEMBLY?

Is liquid detergent/softener/bleach put in the correct
compartment of the drawer?

Is the liquid detergent/softener/bleach cap clogged?

Refer to

NO WATER SUPPLY

Check the wiring on the
dispenser.

Put it in the correct
compartment.

Clean the Cap and
Container.

Secure the bolt.

Replace the STATOR
ASSEMBLY or ROTOR
ASSEMBLY.

Is the motor bolt loosened?

Is there friction noise coming from the motor?