Read LG WT-R857 Service Manual online
1
WASHING MACHINE
SERVICE MANUAL
SERVICE MANUAL
Before servicing the washer, Read the safety precautions in the manual.
CAUTION
MODEL : WT-R857
WT-R807
2
SAFETY PRECAUTION!
IMPORTANT SAFETY NOTICE!
DISASSEMBLE POWER CORD BEFORE SERVICING
RECONNECT ALL GROUNDING DEVICES
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.
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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
3-5. Other Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
3-6. Care and Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
3-2. Before Starting to Wash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
3-3. Function of Each Button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
3-4. Washing Programs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
3-5. Other Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
3-6. Care and Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
4. Service Information
4-1. Schematic Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
4-2. Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
4-3. Program Time Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
4-4. Disassembly Instruction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
4-5. Test Running without water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
4-6. Trouble Shooting Methods against Common Washing Problems . . . . . . . . . . . . . . . . 39
4-7. Trouble Shooting Methods according to Error Message . . . . . . . . . . . . . . . . . . . . . . . 40
4-8. How to Diagnose and Repair by Symptom . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
4-2. Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
4-3. Program Time Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
4-4. Disassembly Instruction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
4-5. Test Running without water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
4-6. Trouble Shooting Methods against Common Washing Problems . . . . . . . . . . . . . . . . 39
4-7. Trouble Shooting Methods according to Error Message . . . . . . . . . . . . . . . . . . . . . . . 40
4-8. How to Diagnose and Repair by Symptom . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
5. Exploded View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
6. Replacement Part List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
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1. SPECIFICATIONS
Model
WT-R857 / WT-R807
Power
Refer to rating label on the back of Washer
Input
Refer to rating label on the back of Washer
Capacity
Refer to rating label on the back of Washer
Inner Tub
Stainless
Inlet Water Pressure
0.3kgf/cm
2
~8kgf/cm
2
250V, 8A for 220~240V/50,60Hz
125V, 12A for 100~127V/60Hz
Spin Speed
710
50
Dim.
Refer to rating label on the back of Washer
Weight
Refer to rating lavel on the back of Washer
Program
Normal, Hand Wash, Heavy, Delicates, Wool, Eco Save, Wash Only, Quick Wash, Rinse/Spin, Spin Only
Water Level
9 Stages
Reservation
Available for 3~24Hr
Lid Interlock Switch
Magnet Sensor
Child Lock
Applied
Lint Filter
Double
Softener Dispenser
Applied
Dtergent Dispenser
Applied
Bleach Inlet
Applied
Auto Power Off
Applied
Additivies Dispenser
Applied
Rating of Fuse
4
2. INSTALLATION INSTRUCTIONS
2-1. HOW TO ADJUST LEVEL
Lower
Raise
How to use the adjusting plates
Use the adjusting plates to level the washer
when the adjustable legs cannot cover the gap.
when the adjustable legs cannot cover the gap.
Checking level
Open the lid, and check if the
washer is correctly leveled by
looking down from the top.
washer is correctly leveled by
looking down from the top.
3
Set rear legs
Remove the level and tilt the washer
forward (pivot on front legs) about 4 to
6 inches (10 to 15cm) and gently
lower the rear legs back onto the floor.
This action will set rear leg
adjustments to correspond to front
settings
forward (pivot on front legs) about 4 to
6 inches (10 to 15cm) and gently
lower the rear legs back onto the floor.
This action will set rear leg
adjustments to correspond to front
settings
Installation area
Install the washer on flat and firm
surface.
If the washer is installed on an
unsuitable floor, it could make
considerable noise and vibration.
surface.
If the washer is installed on an
unsuitable floor, it could make
considerable noise and vibration.
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° .
3. Wooden floors may need reinforcing to prevent the normal vibration which
occurs with an unbalanced load.
4. If the washer is installed on an inclined floor, it could make considerable
noises and vibration and could cause a malfunction.
Turn the adjustable legs to set the washer
horizontal(2EA).
horizontal(2EA).
