DOWNLOAD LG WD-12590RD Service Manual ↓ Size: 9.1 MB | Pages: 40 in PDF or view online for FREE

Model
WD-12590RD
Pages
40
Size
9.1 MB
Type
PDF
Document
Service Manual
Brand
Device
Washing Machine
File
wd-12590rd.pdf
Date

LG WD-12590RD Service Manual ▷ View online

13
RINSE, SPIN, TEMP. and 
BEEPER For Manual
• Pre Wash: Use this option for loads that need pretreatment. 
It add 17 minutes prewash and drain.
• Rinse+Spin: Use this option to rinse and then spin.
• Spin Only: If you want Spin Only Select the this option.
• Soak: Use this mode to wash normal clothes or thick and
heavy clothes which are excessively dirty
• Bio: If you want to elimenate protein stains(milk, blood,
chocolate...), you may select Bio by pressing the
option button.[You can select Bio when temperature is
higher than 60 C in Cotton, Cotton-Eco and Synthetic.]
• Use these button to change
Rinse/Spin/Temp./Beeper
• When lamp is off, no selection has been
mode.
• Pre Wash and Soak available for
Cotton, Cotton-Eco and Synthetic.
• These lights show which portion of the
cycle the washer is operating.
14
7. TROUBLESHOOTING
7-1. BEFORE PERFORMING SERVICE
Be careful of electric shock when disconnecting parts while troubleshooting.
The voltage of each terminal is 220-240V AC and DC when the unit is plugged in.
7-2. QC TEST MODE.
The washer must be empty and the controls must be in the off state.
1. Press the Rinse and Temp. buttons simultaneously.
2. Press the Power       button, while the above condition. Then buzzer will sound twice.
3. Press the Start/Pause      button repeatedly to cycle through the test modes.
7-3. HOW TO CHECK THE WATER LEVEL FREQUENCY
Press the Option and Tub Clean button simultaneously.
So, for example a display indicating  241: a Water level frequency of 241 x.1 kHz
=  24.1 kHz
The digits indicate the water level frequency ( x.1  kHz ).
Check Point
Display Status
None
Turns on all lamps and locks the door.
1 time
Tumble clockwise.
rpm (40~50)
2 times
Low speed Spin.
rpm (58~65)
3 times
High speed Spin.
rpm (100~120)
4 times
Inlet valve for prewash turns on.
Water level frequency (25~65)
5 times
Inlet valve for main wash turns on.
Water level frequency (25~65)
6 times
Inlet valve for hot water turns on.
Water level frequency (25~65)
7 times
Inlet valve for bleach turns on.
Water level frequency (25~65)
8 times
Tumble counterclockwise.
rpm (40~50)
9 times
Heater turns on for 3 sec.
Water temperature
10 times
Circulation pump turns on.
Water level frequency (25~65)
11 times
Drain pump turns on.
Water level frequency (25~65)
12 times
Power off and unlock the door.
Turn off all lamps.
Number of times the
Start/Pause button is pressed
15
7-4. ERROR DISPLAY
If you press the START/PAUSE button when an error is displayed, any error except 
will disappear
and the machine will go into the pause status.
In case of 
if the error is not resolved within 20 sec., or the in 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 the case of 
, power will not be turned off.
ERROR SYMPTOM
CAUSE
WATER INLET
ERROR
• Correct water level (246) is not reached within 8 minutes
after water is supplied or it does not reach the preset water
level within 25 minutes.
• The load is too small.
• The appliance is tilted.
• Laundry is gathered to one side.
• Non distributable things are put into the drum.
1
2
IMBALANCE
ERROR
• Not fully drained within 10 minutes.
3
DRAIN
ERROR
• Water is overflowing (water level frequency is over 213).
※ If               is displayed, the drain pump will operate to
drain the water automatically.
4
OVER FLOW
ERROR
• The SENSOR SWITCH ASSEMBLY is out of order.
5
PRESSURE
SENSOR 
ERROR
• Door not all the way closed.
• Loose electrical connections at Door switch and 
PWB Assembly.
• The DOOR SWITCH ASSEMBLY is out of order.
6
DOOR OPEN
ERROR
• The THERMISTOR is out order.
7
HEATING
ERROR
16
ERROR SYMPTOM
CAUSE
OVER
CURRENT
ERROR
• MAIN PWB ASSEMBLY is out of order.
• Winding in the STATOR ASSEMBLY is short-circuited.
• The connector (3-pin, male, white) in the MOTOR
HARNESS is not connected to the connector 
(3-pin, female, white) of STATOR ASSEMBLY.
• The electric contact between the connectors 
(3-pin, male, white) in the MOTOR HARNESS 
and 4-pin, female, white connector in the MAIN PWB
ASSEMBLY is bad or unstable.
• The MOTOR HARNESS between the STATOR
ASSEMBLY and MAIN PWB ASSEMBLY is cut (open
circuited).
• The hall sensor is out of order/defective.
8
9
LOCKED
MOTOR
ERROR
• Loose Ball Sensor Connector.
• Ball Sensor is out of order.
※ Displayed only when the START/PAUSE button is first
pressed in the QC Test Mode.
10
BALL SENSOR
ERROR
• The washer experienced a power failure.
12
POWER
FAILURE
• EEPROM is out of order.
※ Displayed only when the START/PAUSE button is first
pressed in the QC Test Mode.
11
EEPROM
ERROR
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