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• DOOR DOES NOT OPEN

• ERROR DISPLAYED ON

THE PROGRAM

• DRAIN TROUBLE

• POWER FAILURE

Restart the cycle.

Started with door opened?

Close the door.

< Check if the door switch is O

·

K.>

Is "          " displayed?

Is the debris filter clogged with foreign

material such as pin, coin and etc.?

Is the drain hose frozen with water,

kinked or crushed?

Visit to check.

Clean up

the filter.

Visit to check

• Suds overflow from the

appliance.

(In this condition, wash

and spin do not operate

normally)

• No effect of softener

Is low-sudsing detergent for the drum

washing machine used?

LOW-SUDSING

Is the proper amount of detergent used

as recommended?

Is softener put in the correct compartment

of the drawer?

Is the drawer closed during wash?

Is the softener cap clogged?

Visit to check.

Explain how to use softener.

Detergent for

main wash

Detergent for

pre wash

Recommend to reduce the using

amount of detergent.

This appliance has the automatic suds sensing function which

operates under much suds condition for good rinse and

preventing overflow.

When much suds are sensed, suds removing function such as

drain, water input and pause will operate without rotating the

drum.

Fabric

softener

8-2. FAULT DIAGNOSIS AND TROUBLE SHOOTING

1. Be careful of electric shock or disconnecting the parts while trouble shooting.
2. First of all, check the connection of each part terminal with wiring diagram.
3. If you replace the MAIN PWB ASSEMBLY, Put in the connectors correctly.

When measuring the voltage of the

outlet, is the voltage AC 220-240V~?

Check the fuse?

Is the led(1) on?

Replace MAIN PWB

ASSEMBLY

Is connector(2) disconnected or

disassembled?

Reconnect the PWB

ASSEMBLY

Is wire of the PWB ASSEMBLY

disconnected?

Replace PWB ASSEMBLY. 

Reconnect the PWB

ASSEMBLY

[2]

<PWB ASSEMBLY (MAIN)>

[1]

<PWB ASSEMBLY (MAIN)>

Is water supply shut-off?

Is the tap opened?

Open the tap.

When you press both Rinse button and

Medic Rinse button simultaneously, is

the water level frequency below 40?

Check the AIR

CHAMBER and the tube

clogged with impurity.

Is the inlet valve filter clogged with
impurity?

Is resistance between each terminal of

INLET VALVE ASSEMBLY is 2~8k Ω?

Clean the filter.

Check the voltage of the inlet valve

connector 220-240V~.

(Refer to 7-2 QC TEST MODE)

Is water supplied?

Replace the INLET

VALVE ASSEMBLY

Replace the MAIN PWB

ASSEMBLY

Refer to

[ NO WATER SUPPLY ]

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

Check the wiring on the
dispenser.

Is detergent put in the correct

compartment of the drawer?

Is the detergent hardened?

Clean the drawer.

Put the detergent in the
correct position.

: Detergent

Detergent for

main wash

Detergent for

pre wash

Fabric

softener