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8-1.BEFORE PERFORMING SERVICE

■ Be careful of electric shock or disconnecting the parts while troubleshooting.
■ Voltage of each terminal in AC 220-240V and DC while applying an electric current.

8-2.QC TEST MODE.

① Pressing  RINSE (

), and  SPIN (

) button simultaneously.

② Power supply ON with pressing upper two button. then buzzer sound twice.
③ Press the START/PAUSE (

) button as follows.

~Press the START/PAUSE (         ) button more 4 times until stop spinning₩

8. TROUBLESHOOTING

Pressing number of

［START/PAUSE］button

Checking Point

Display Status

None

All lamps turn on

1 time

Clockwise spin (right)

Motor rpm (About 45)

2 times

Low speed spin

Motor rpm (About 63~67)

3 times

High speed spin

Motor rpm (About 114~117)

4 times

Inlet valve for pre-wash operation

Water level frequency (25~65)

5 times

Inlet valve for main-wash operation

Water level frequency (25~65)

Hot inlet valve in case of hot water fill

6 times

Inlet valve for main-wash operation 

Water level frequency (25~65)

7 times

Counterclockwise spin (left)

Motor rpm (About 45)

8 times

A Heater is in operation for 3 sec.

Water Temperature

9 times

Draining pump operation

Water level frequency

10 times

Auto off operation

■ WD-1223(5)F(H)(B) / WD-1243(5)F(H)(B) / WD-102(4)1(5)W(F)(H) 

WD-102(4)1(5)F(H)B / WD-1041(3)F(H)B

8-3. HOW TO KNOW THE WATER LEVEL FREQUENCY

■ WD-1223(5)F(H)(B)/WD-1243(5)F(H)(B)/WD-102(4)1(5)W(F)(H) / WD-1041(3)F(H)B

Press the WASH and RINSE button simultaneously.

ex) 241 : Water level frequency = 241

× 10-1㎑

= 24.1

㎑

The digits means water level frequency (10

-1 

㎑

) 

Times of press

Checking Point

None     

1 time

2 times

3 times

4 times

5 times (FOR WD-****FH)

6 times

7 times

8 times

9 times

10 times

All lamps turn on

Counterclockwise spin 

Low speed Spin

High speed Spin

Inlet valve for pre-wash operation (Cold)

Inlet valve for main-wash operation (Hot)

Inlet valve for main-wash operation (Cold) 

Clockwise spin 

The Heater is in operation for 3 sec.

Draining pump operation

Auto off operation

■  WD-803(4)0(W)(F)(H) / WD-803(4)0F(H)(B) / WD-102(4)2F(H)(B)

WATER INLET

Water has not reached to the pre-set level within 4 min. since

ERROR

inlet valve operated, or water has not reached to the normal

level within 25 min.

IMBALANCE

The appliance is tilted. 

ERROR

Laundry is gathered to one side.

Non-distributable things are put into the drum.

DRAIN ERROR

Water has not drained enough within 5 min.

OVERFLOW

Water is automatically being pumped out because too much

ERROR

water is in the tub.

SENSOR PRESSURE

S/W ERROR

The sensor pressure switch is out of order.

DOOR OPEN

The 

~Start/Pause₩

button is pressed with the door open.

ERROR

The door switch is out of order.

HEATING

The thermistor is out of order.

ERROR

SENSOR

The connector (5-pin, male, white) in the wire harness is not 

ERROR

connected to the connector (5-pin, female) of hall sensor in 

the MOTOR.

’ Reconnect or repair the contact in the connector.

8-4. ERROR DISPLAY.

■ WD-1223(5)F(H)(B)/WD-1243(5)F(H)(B)/WD-102(4)1(5)WF(H) / WD-1041(3)F(H)B

If you press the 

~Start/Pause₩

button when an error in displayed, any error except 

will disappear and the machine will change into pause status.

In case of 

d

e, d

e, d

e, if the error is not resolved within 20 sec. In the case of other

errors, 
if the error is not resolved within 4 min. power will be turned off automatically and the error code will blink.

• The electric contact between the connectors

(5-pin, male in the wire harness and 5-pin female in the hall sensor) 

is bad or unstable.

Reconnect or repair the contact in the connector.

• The connector (6-pin, male, natural) in the wire harness is not

connected to the connector (6-pin, female, natural) of PWB assembly

(Main) or the electric contact of connectors is bad/unstable.

Reconnect or repair the contact in the connector. 

• The electric contact between the connectors 

~6-pin, male in the wire

harness and 6-pin female in the controller (Main)

₩is bad or unstable.

Reconnect or repair the contact in the connector.

• The wire harness between hall sensor in the MOTOR and PWB

assembly (Main) is cut (open circuited).

Repair/replace the damaged WIRE HARNESS.

• The hall sensor is out of order/defective.

Replace the motor.

• The controller (Main) is out of order/defective.

Replace the PWB assembly (Main).

• PWB assembly (Main) is out of order.

Replace the PWB assembly (Main).

• Winding in the MOTOR is short-circuited.

Replace the MOTOR.

• The connector (3-pin, male, white) in the wire harness is not connected

to the connector (3-pin, female, white) of MOTOR.

Reconnect or repair the connector.

• The electric contact between the connectors 

~3-pin, male, white in the

wire harness and 6 pin, female, white in the PWB assembly (Main)

₩

is bad or unstable.

Reconnect or repair the contact in the connector.

• The wire harness between the MOTOR and PWB assembly (Main)

is cut (open circuited).

Repair the damaged (open-circuited) WIRE HARNESS.

• The hall sensor is out of order/defective.

Replace the PWB assembly (Main).

SENSOR

ERROR

CURRENT

ERROR

LOCK

ERROR