LG DWM1300 Service Manual ▷ View online
12
6. WIRING DIAGRAM
/
PROGRAM CHART
Cotton
About 2:35
About 2:55
About 1:28
About 54
About 48
About 57
Cotton-Eco
11
Quick 30
About 30
❋ Pre Wash : If the laundry is heavily soiled, “Pre Wash” course is effective. Pre Wash is available in Coloureds, Whites and
Synthetic Program.
❋ Eco : By selecting Eco function, the water temperature is reduced and washing time is lengthened. So you can economize in your
consumption of energy.
❋ Bio : If you want to elimenate protein stains (milk, blood, chocolate...), you may select Bio function by pressing the option button.
❋ You can select Bio function and Eco function when temperature is higher than 60˚C in Whites, Coloureds and Synthetic.
❋ You can select Bio function and Eco function when temperature is higher than 60˚C in Whites, Coloureds and Synthetic.
7-1. BEFORE PERFORMING SERVICE
■ Be careful of electric shock or disconnecting the parts while troubleshooting.
■ Voltage of each terminal in 220-240V~ and DC while applying an electric current.
■ Voltage of each terminal in 220-240V~ and DC while applying an electric current.
7-2. QC TEST MODE.
① Pressing Spin, and Temp button simultaneously.
② Power supply ON with pressing upper two button. then buzzer sound twice.
③ Press the START/PAUSE button as follows.
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₩
7-3. HOW TO KNOW THE WATER LEVEL FREQUENCY
Press the Option and Spin button simultaneously.
ex) 241 : Water level frequency = 241
× 10-1㎑
=24.1
㎑
13
7. TROUBLESHOOTING
The digits means water level frequency (10
-1
㎑
)
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 100~106) : WD-10120FB
Motor rpm (About 107~103) : WD-11120F/11125FB
Motor rpm (About 114~120) : WD-12120FB/WD-12125FB
Motor rpm (About 122~127) : WD-13120FB/WD-13125FB
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
7-4. ERROR DISPLAY.
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. But in case of
blink. But in case of
d
e, power will not be turned off.
14
ERROR SYMPTOM
C
CA
AU
US
SE
E
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.
3
DRAIN ERROR
Water has not drained enough within 5 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.
8
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.
ERROR
SYMPTOM CAUSE
8
9
10
• 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
15
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