LG WD-12200ND Service Manual ▷ View online
WD-1020(0~9)TD/WD-1020(0~9)ND
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Medic care rinse
Baby care
Bio care
Bedcover
Quick 30
Rinse+Spin
Hand wash
/Wool
/Wool
Synthetic
1:40
1:11
55
2:21
1:29
51
30
17
2:15(16)<05>[06]
49
34
23
20
11
12
12
6. WIRING DIAGRAM
/ PROGRAM CHART
❋ Pre Wash : If the laundry is heavily soiled, “Pre Wash” course is effective. Pre Wash is available in Cotton and Synthetic Program.
❋ Eco : By selecting Eco function, the water temperature is reduced and washing time is lengthened. So you can economize in your
❋ Eco : By selecting Eco function, the water temperature is reduced and washing time is lengthened. So you can economize in your
consumption of energy.
❋ Medic care rinse Function that offers more purity in rinse of feracion by maintaining the optimum temperature for elimination of
remnant detergent. It can be selected in all courses with the exception of Quick 30. Hand wash/Wool, Delicate
course.
course.
❋ Intensive When washing heavily soiled Laundry you can increase effectiveness by choosing ‘Intensive’ option.
❋ Quick 30 : By selecting this function, you may wash a small quantity of colored laundry which is lightly soiled fast.
❋ Quick 30 : By selecting this function, you may wash a small quantity of colored laundry which is lightly soiled fast.
7-1.BEFORE PERFORMING SERVICE
Be careful of electric shock or disconnecting the parts while trouble shooting.
Voltage of each terminal in 220-240V and DC while applying an electric current.
7-2.QC TEST MODE.
Pressing Option (Crease Care / Pre Wash) and Spin button simultaneously.
Power button ON with pressing upper two button. then buzzer sound twice.
Press the START/PAUSE button as follows.
~Press the START/PAUSE button more 4 times until stop spinning₩
7-3.HOW TO KNOW THE WATER LEVEL FREQUENCY
Press the Option (Crease Care/Pre Wash) and Time delay button simultaneously.
ex) 241 : Water level frequency = 241
× 10-1kHz
= 24.1kHz
13
7. TROUBLESHOOTING
The digits means water level frequency (10
-1
kHz)
Pressing number of
START/PAUSE button
Checking Point
Display Status
None
All lamps turn on
1 time
Clockwise spin (right)
Motor rpm (About 47)
2 times
Low speed Spin
Motor rpm (About 590~650)
3 times
High speed Spin
Motor rpm (About 950~1050) :
WD(M)-1020(0~9)S(N)(T)D
Motor rpm (About 1100~1250) :
WD(M)-1220(0~9)S(N)(T)D
4 times
Inlet valve for pre-wash operation
Water level frequency (225~265)
5 times
Inlet valve for main-wash operation
Water level frequency (225~265)
Hot inlet valve in case of hot water fill
6 times
Inlet valve for main-wash operation
Water level frequency (225~265)
7 times
Counterclockwise spin (left)
Motor rpm (About 47)
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
14
7-4.ERROR DISPLAY.
If you press the Start/Pause button any error except
will disappear and the machine will change
into pause status.
In case of
if the error is not resolved within 15 sec. In case of other errors, if the
error is not resolved within 4 min. Power will be turned off automatically and the error only will be
blinked. But in the case of
blinked. But in the case of
, power will not be turned off.
8
9
CURRENTE
RROR
LOCK
ERROR
ERROR SYMPTOM
1
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.
2
IMBALANCE
The appliance is tilted.
ERROR
Laundry is gathered to one side.
Non distributable things are put into the drum.
Non distributable things are put into the drum.
3
DRAIN ERROR
Water has not drained enough within 8 min.
4
OVERFLOW
Water is automatically being pumped out because too much
ERROR
water is in the tub.
5
SENSOR PRESSURE
The sensor pressure switch is out of order.
S/W ERROR
6
DOOR OPEN
The
~Start/Pause₩
button is pressed with the door open.
ERROR
The door switch is out of order.
7
HEATING
ERROR
The thermistor is out of order.
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.
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)
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).
The hall sensor is out of order/defective.
(Main) is cut (open circuited).
The hall sensor is out of order/defective.
15
8-1.DIAGNOSIS AND ANSWER FOR ABNORMAL OPERATION
8. ERROR DIAGNOSIS AND CHECK LIST
SYMPTOM
GUIDE FOR SERVICE CALL
NO POWER
Water inlet trouble
YES
YES
YES
NO
NO
YES
NO
NO
Is the power plug connected firmly to
220-240V~ outlet?
Power failure? or Breaker opened?
Is the outlet controlled by a switch.
Visit to check
Is
displayed?
Is the tap opened?
Is the tap frozen?
Is the water supply shut-off?
Is filter in the inlet valve clogged with foreign
material?
Visit to check
Clean the filter of
inlet valve
inlet valve
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