LG WD-12790TDK Service Manual ▷ View online
P/No.: MFL42617201
CONTENTS
1. SPECIFICATIONS .........................................................................................................................3
2. FEATURES & TECHNICAL EXPLANATION ................................................................................ 4
3. PARTS IDENTIFICATION ............................................................................................................ 6
4. INSTALLATION ............................................................................................................................. 7
5. OPERATION ................................................................................................................................10
6. WIRING DIAGRAM/PROGRAM CHART .....................................................................................12
7. TROUBLESHOOTING.................................................................................................................13
7-1.BEFORE SERVICE..............................................................................................................13
7-2.TEST MODE ........................................................................................................................13
7-3.HOW TO KNOW THE WATER LEVEL FREQUENCY.........................................................13
7-4.ERROR DISPLAY ................................................................................................................14
8. ERROR DIAGNOSIS AND CHECK LIST ....................................................................................15
8-1. DIAGNOSIS AND ANSWER FOR ABNORMAL OPERATION ...........................................15
8-2. FAULT DIAGNOSIS AND TROUBLESHOOTING ..............................................................18
9. DISASSEMBLY INSTRUCTIONS ...............................................................................................24
10. EXPLODED VIEW .....................................................................................................................31
10-1. THE EXPLODED VIEW OF CABINET ASSEMBLY .........................................................31
10-2. THE EXPLODED VIEW OF CONTROL PANEL & DISPENSER ASSEMBLY..................32
10-3. THE EXPLODED VIEW OF DRUM & TUB ASSEMBLY...................................................33
APPENDIX (Replacement parts list).........................................................................................34
2
3
1. SPECIFICATIONS
ITEM
POWER SUPPLY
220-240V~, 50Hz
PRODUCT WEIGHT
WASHING
135W
SPIN (1400rpm)
530W
DRAIN MOTOR
32W
WASH HEATER
WASH
50rpm
SPIN
WD-1039(0~9)TDP
No Spin/Rinse Hold/400/800/1000 rpm
WD-1239(0~9)TDP
No Spin/Rinse Hold/400/800/1200 rpm
WD-1439(0~9)TDP
No Spin/Rinse Hold/400/800/1400 rpm
OPERATION WATER PRESSURE
0.3-10kgf/cm
2
(
30-1000kPa
)
CONTROL TYPE
Electronic
DIMENSION
WASH PROGRAM
Cotton,Spin, Synthetic, Quick 30, Rinse+Spin, Hand Wash/Wool,
Delicate, Bedcover, Bio Care, Baby Care, Cotton-Quick, Bulky, Boiling Care
OPTION
Medic Care Rinse, Intensive, Pre-Wash, Crease Care
DOOR SWITCH TYPE
Bi-Metal type
WATER LEVEL
9 steps
(
by sensor
)
RESERVATION
From 3 hours to 19 hours
SENSING OF THE LAUNDRY AMOUNT
Available
FUZZY LOGIC
Available
DISPLAY OF THE REMAINING TIME
Available
ERROR DIAGNOSIS
10 items
POWER AUTO OFF
Available
CHILD LOCK
Available
AUTO RESTART
Available
ELECTRICITY
CONSUMPTION
REVOLUTION
SPEED
WASH CAPACITY
65 kg
Cotton (7.0 kg)
600mm(W)x550mm(D)x850mm(H)
Synthetic (3.0kg), Quick 30 (2.0kg),
Hand Wash/Wool (2.0kg),
Delicate (2.0kg), Bedcover (Rating),
Bio Care (Rating), Baby Care (6.0kg),
Cotton-Quick (3.0kg), Bulky(7.0kg),
Boiling Care (7.0kg)
Hand Wash/Wool (2.0kg),
Delicate (2.0kg), Bedcover (Rating),
Bio Care (Rating), Baby Care (6.0kg),
Cotton-Quick (3.0kg), Bulky(7.0kg),
Boiling Care (7.0kg)
2100W
WD-1039(0~9)TDP
WD-1239(0~9)TDP
WD-1439(0~9)TDP
WD-1439(0~9)TDP
•
Anti C rease function
With the alternate rotation of the drum, creasing in the laundry is
minimized.
•
M or e economical by F uzzy L ogic S ystem
FUZZY Logic System detects the amount of load and water
temperature, and then determines the optimum water level and
washing time to minimize energy and water consumption.
temperature, and then determines the optimum water level and
washing time to minimize energy and water consumption.
•
C hild-L ock
The Child-Lock system has been developed to prevent children
from pressing any button (except Power button) to change the
programme during operation.
from pressing any button (except Power button) to change the
programme during operation.
•
L ow noise speed contr ol system
By sensing the amount of load and balance, this system
automatically distributes load evenly to minimize the spinning
noise level.
automatically distributes load evenly to minimize the spinning
noise level.
•
A uto R estar t
Auto Restart allows the program to restart all by itself in case of
power failure.It does from the stage where it stopped.
.
•
D ir ect D r ive S ystem
The advanced Brushless DC motor rotates the drum directly
without a belt and a pulley
2. FEATURES & TECHNICAL EXPLANATION
4
2-1.FEATURES
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