LWD-70A31EO - LG Washing Machine Service Manual (repair manual)

lwd-70a31eo service manual
Model
LWD-70A31EO
Pages
62
Size
6.92 MB
Type
PDF
Document
Service Manual
Brand
Device
Washing Machine
File
lwd-70a31eo.pdf
Date

Read LG LWD-70A31EO Service Manual online

WASHING MACHINE
SERVICE MANUAL
MODELS : WFT60A30(1)(A,E)D
WFT65A30(1)(A,E)D
WFT70A30(1)(A,E)D
WFT75B30(1)(A,E)D
WFT85B30(1)(A,E)D
                   LWD-70A31EO
                   
CAUTION
Before servicing the washer, Read the safety precautions in the manual.
2
SAFETY PRECAUTION!
DISASSEMBLE POWER CORD BEFORE SERVING
RECONNECT ALL GROUNDING DEVICES
IMPORTANT SAFETY NOTICE !
This service information is intended for individuals
possessing adequate backgrounds of electrical,
electronic and mechanical experience.
Any attempt to repair this appliance may result in
personal injury or property damage.
The manufacturer or seller can not be responsible
for the interpretation of this information, nor can it
assume any liability in connection with its use.
CONTENTS
1. Specifications ..................................................................................................................................................3
2. Installation Instructions....................................................................................................................................4
3. Operating Instructions
3-1. Identification of Parts .............................................................................................................................10
3-2. Before Starting to Wash.........................................................................................................................11
3-3. Function of Each Button.........................................................................................................................16
3-4. Washing Programs ................................................................................................................................18
3-5. Other Functions .....................................................................................................................................20
3-6. Care and Maintenance...........................................................................................................................27
4. Service Information
4-1. Schematic Diagram................................................................................................................................28
4-2. Wiring Diagram ......................................................................................................................................29
4-3. Program Time Chart ..............................................................................................................................30
4-4. Adjustmen ..............................................................................................................................................32
4-5. Disassembly Instruction .........................................................................................................................33
4-6. Test Running without water ...................................................................................................................36
4-7. Trouble Shooting against Common Washing Problems ........................................................................37
4-8. Trouble Shooting According to Error Message ......................................................................................38
4-9. How to Diagnose and Repair by Symptom ............................................................................................40
5. Exploded View ..............................................................................................................................................55
6. Replacement Part List...................................................................................................................................59
3
1.  S PE CIFICATION S
M ODEL
POW ER   SOUR SE
INPUT
CA PA CITY
INNER   TUB
INLET  WATER
PR ESSUR E
SPIN  SPEED
DIM .
W EIG HT
PR OG R A M
W ATER   LEV EL
R ESER VATION
UNB A LA NCE
SW ITCH
LID  INTER LOCK
SW ITCH
CHILD  LOCK
LINT  FILTER
SOFTENER
DISPENSER
DETER G ENT
DISPENSER
B LEA CH  INLET
A UTO  POW ER  OFF
SENSOR
Refer to rating label on the back of Washer
Refer to rating label on the back of Washer
Refer to rating label on the back of Washer
Plastic / Stainless
0.3kgf/cm
2
~ 8kgf/cm
2
50Hz :  710 50
60Hz :  740 50
Refer to rating label on the back of Washer
Refer to rating label on the back of Washer
FUZZY, ECONOMY, JEAN, WOOL, DELICATE,
SPEEDY SOAK, FAVORITE, SILENT, TUB CLEAN
7 Stages
Available for 3 ~ 48 Hr
B.P Sensor
Magnet Sensor
Applied
Single
Applied
Applied
Applied
Applied
Applied
Applied
Series WFT60A30(1)A(B,C)
WFT65A30(1)D(E,F) 
WFT70A30(1)D(E,F) LWD-70A31EO
Refer to rating label on the back of Washer
Refer to rating label on the back of Washer
Refer to rating label on the back of Washer
Plastic / Stainless
0.3kgf/cm
2
~ 8kgf/cm
2
50Hz : 700 50
60Hz : 730 50
Refer to rating label on the back of Washer
Refer to rating label on the back of Washer
FUZZY, ECONOMY, JEAN, WOOL, DELICATE,
SPEEDY SOAK, FAVORITE, SILENT, TUB CLEAN
7 Stages
Available for 3 ~ 48 Hr
B.P Sensor
Magnet Sensor
Applied
Single / Double
Applied
Applied
Applied
Applied
Applied
Series WFT75B30(1)A(B) 
WFT85B30(1)D(E)
 
           
4
2-1. HOW TO ADJUST LEVEL
2. INSTALLATION INSTRUCTIONS
1
2
Improper installation of the washer may cause noise and malfunctioning.
1. The ventilating openings in the base area must not be obstructed be
carpeting when the washing machine is installed on a carpeted floor.
2. Install the washing machine on a level and firm surface, any tilt should
be less than 1° .
Installation area
• Install the washer on flat and firm
surface.
Checking level
• Open the lid, and check if the
washer is correctly leveled by
looking down from the top.
How to use the adjusting plates
• Use the adjusting plates to level the washer
when the adjustable legs cannot cover the gap.
Turn the adjustable legs to set the
washer horizontal (2 EA).
Adjustable leg
Page of 62
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Here you can read online and download LG LWD-70A31EO Service Manual in PDF. LWD-70A31EO service manual will guide through the process and help you recover, restore, fix, disassemble and repair LG LWD-70A31EO Washing Machine. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.