LG WD-14115FD / WD-14115FDF / WD-14115FDN Service Manual ▷ View online
12
6. WIRING DIAGRAM
/
PROGRAM CHART
[WD(M)-14110(5)FD(F/N) / 16110(5)FD(F/N)]
13
7. TROUBLESHOOTING
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.
7-2.QC TEST MODE.
Pressing Rinse, and Spin button simultaneously.
Power supply 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 Rinse and Spin button simultaneously.
ex) 241 : Water level frequency = 241
10-1
=24.1
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)
Drum rpm (About 40~50)
2 times
Low speed Spin
Drum rpm (About 53~65)
3 times
High speed Spin
Drum rpm (About 140~160)
4 times
Inlet valve for prewash operation
Water level frequency (25~65)
5 times
Inlet valve for mainwash operation
Water level frequency (25~65)
Hot inlet valve in case of hot water fill
6 times
Inlet valve for mainwash operation
Water level frequency (25~65)
7 times
Counterclockwise spin (left)
Drum rpm (About 40~50)
8 times
Heater is in operation for 3 sec.
Water temperature
9 times
Draining pump operation
Water level frequency
10 times
Auto off operation
14
ERROR SYMPTOM
CAUSE
1
WATER INLET
Water has not reached to the pre-set level within 8 min. since
ERROR
inlet valve operated, or water has not reached to the normal
level within 25 min.
Load is too small.
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 10 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.
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
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 only will be
blinked. But in the case of
blinked. But in the case of
, power will not be turned off.
15
ERROR
SYMPTOM CAUSE
8
9
• MAIN PWB ASSEMBLY is out of order
Replace the MAIN PWB ASSEMBLY
• Winding in the STATOR ASSEMBLY is short-circuited.
Replace the STATOR ASSEMBLY
• The connector (3-pin, male, white) in the LEAD WIRE ASSEMBLY
is not connected to the connector (3-pin, female, white) of
STATOR ASSEMBLY.
Reconnect or repair the connector
• The electric contact between the connectors 3-pin, male, white in
the LEAD WIRE ASSEMBLY and 4-pin, female, natural in the
MAIN PWB ASSEMBLY is bad or unstable.
Reconnect or repair the contact in the connector
• The LEAD WIRE ASSEMBLY between the STATOR ASSEMBLY
and MAIN PWB ASSEMBLY is cut (open circuited).
Repair the damaged (open-circuited) the LEAD WIRE
ASSEMBLY
• The hall sensor is out of order/defective.
Replace the STATOR ASSEMBLY
CURRENT
ERROR
LOCK
ERROR
Click on the first or last page to see other WD-14115FD / WD-14115FDF / WD-14115FDN service manuals if exist.