LG WD-3245RHD, WD-3243RHD Service Manual

WASHING MACHINE

SERVICE MANUAL

READ THIS MANUAL CAREFULLY TO DIAGNOSE TROUBLECORRECTLY BEFORE OFFERING SERVICE.

MODEL : WD-3243RHD

WD-3245RHD

CAUTION

Website:http://www.LGEservice.com E-mail:http://www.LGEservice.com/techsup.html

JUL. 2001 PRINTED IN KOREA

P/No.:3828ER3008S

CONTENTS

1. SPECIFICATION............................................................................................................................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 PERFORMING SERVICE ....................................................................................13

7-2.QC TEST MODE..................................................................................................................13

7-3.HOW TO KNOW THE WATER LEVEL FREQUENCY.........................................................13

7-4.ERROR DISPLAY ................................................................................................................14

8. ERROR DIAGNOSIS AND CHECK LIST ....................................................................................16

8-1. DIAGNOSIS AND ANSWER FOR ABNORMAL OPERATION ...........................................16

8-2. FAULT DIAGNOSIS AND TROUBLESHOOTING ..............................................................19

9. DISASSEMBLY INSTRUCTIONS ...............................................................................................29

10. EXPLODED VIEW AND PARTS LIST .......................................................................................39

10-1. THE EXPLODED VIEW OF CABINET ASSEMBLY .........................................................39

10-2. THE EXPLODED VIEW OF CONTROL PANEL AND DISPENSER ASSEMBLY ............40

10-3. THE EXPLODED VIEW OF DRUM AND TUB ASSEMBLY .............................................41

10-4. THE EXPLODED VIEW OF DRYER ................................................................................42

APPENDIX (Replacement parts list) ...........................................................................................43

1. SPECIFICATION

ITEM WD-3243RHD/WD-3245RHD

WER SUPPLY 120-127V~ 60Hz

PRODUCT WEIGHT 156

lbs. (71 kg)

WASHING 140W

SPIN 300W

FAN MOTOR 25W

DRAIN MOTOR 40W

WASH HEATER 1000W

DRY HEATER 1200W

WASH 45rpm

SPIN No spin/400/600/800/1000/1200 rpm

OPERATION WATER PRESSURE 4.5 ~ 145 PSI (30 ~ 1000 KPa)

CONTROL TYPE Electronic

WASH CAPACITY 14

lbs. 6.5 kg

DRY CAPACITY3.0kg 6

lbs. 3.0 kg

DIMENSION 600 600 850mm

WASH PROGRAM

Cotton, Permant Press, Quick, Delicate, Wool , Rinse+Spin

OPTION Extra Wash, Rinse Pluse

DOOR SWITCH TYPE Automatic type by pressing Door Open botton

WATER LEVEL 8 steps (by sensor)

RESERVATION From 3 hours to 19 hours

SENSING OF THE LAUNDRY AMOUNT Adapted

FUZZY LOGIC Adapted

DISPLAY OF THE REMAINING TIME Adapted

ERROR DIAGNOSIS 10 items

POWER AUTO OFF Adapted

CHILD LOCK Adapted

AUTO RESTART Adapted

RAPID Adapted

ELECTRICITY

CONSUMPTION

REVOLUTION

SPEED

Automatic process from washing to drying.

Automatic process from washing to drying can be selected easily. Washing capacity : 14

lbs. ‐6.5 kg©

Drying capacity : 6

lbs. ‐3.0 kg©

More economical by Intelligent Wash System

Intelligent Wash 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.

Direct Drive system

The advanced Brushless DC motor rotates the Drum directly without belt and pulley.

Child-Lock

The Child-Lock system has been developed to prevent children from pressing any button to change the program during operation.

Low noise speed control system

By sensing the amount of load and balance, automaticaly

distributes load evenly to minimize the spinning noise level.

Auto Restart

Although the washing machine is turned off by a power failure, it restarts automatically where it stopped when power is supplied again. And it will be the same if the machine unplugged and is plugged in again.

2. FEATURES & TECHNICAL EXPLANATION

2-1.FEATURES

TEMP.

TIME

DELAY

2-2.DETERMINE WASHING TIME BY FUZZY LOGIC

To get the best washing performance optimal time is determined by sensing of water temperature,

selected washing temperature and laundry amount.

2-3.WATER LEVEL CONTROL

This model adopts a pressure sensor which can sense the water level in the tub.

Water supply is stopped when the water level to the preset level, then the washing program proceeds.

Spinning does not proceed until the water in the tub reduces a certain level.

2-4.CONTROL OF DOOR OPEN

The door can be opened by pressing DOOR OPEN button after finishing program.

When the revolution of drum is stopped and in case water leel is below level 2, door can be opened by pressing the

DOOR OPEN button.

If there is no power, the door can be opened by pulling the door strap.

(If the water level is high, first drain the water by pulling out the hose cap)

FUZZY LOGIC

laundry amount

selected washing

temperature

water

temperature

washing time

rinsing time

spin rhythm, time

the best washing performance

SENSING

PROCESSING

DETERMINATION

EFFECT

3. PARTS IDENTIFICATION

ACCESSORIES

Drain Hose

Power Plug

Control Panel

Door

Lower Cover

Adjustable Feet

Emergency Door Release

(For detergent and

fabric softener)

Drawer

Drum

If the supply cord is damaged,

it must be replaced by the

manufacturer or its service agents or a similarly qualified person in order to avoid a hazard.

Drain Pump Filter

Drain Plug

Inlet hose(1 each)

Wrench

Before servicing ask trouble the customer, what the trouble is.

Check the adjustment (power supply is 120-127V~ remove the transit bolts....)

Check the troubles referring to the troubleshooting. Decide service steps referring to disassembly instructions. Then, service and repair. After servicing, operate the appliance to see whether it works O Kor NOT.

STANDARD INSTALLATION

The appliance should be installed as follows.

REMOVE THE TRANSIT INSTALL THE APPLIANCE ADJUST THE

BOLTS ON FLAT AND FIRM SURFACE HORIZONTAL

Remove the transit bolts Turn the leveling feet to

(3EA:

) with supplied spanner. set the appliance horizontally.

Keep the transit bolts and

spanner for future use.

Insert the 3 caps

provided into the hole

The appliance goes up by

rotating the feet clockwise.

The appliance come down by

rotating the feet counterclockwise.

4. INSTALLATION

Low

High

HOW TO CONNECT INLET HOSE

Check that the rubber washer is inside of the

valve connector.

Connect the inlet hose firmly to prevent leak.

CONNECT DRAIN HOSE

CONNECT POWER PLUG

Make sure that the hose is not twisted.

The drain hose should be placed under 100cm from the floor.

Connect the power plug to the wall outlet.

Avoid connecting several electric devices,

It may be the cause of a fire.

Avoid submerging the end of the hose.

TEST OPERATION

START

PAUSE

DOOR

OPEN

Connect the power plug to the outlet.

In case of Cotton program.

Connect the inlet hose.

Preparation for Press the POWER button. Press

the

Start/Pause

washing. button.

Press the Temp. button Check if the drum rotates Check if water is supplied

and the present temperature will

clockwise and counterclockwise.

through the detergent dispenser.

be displayed.

Power off and then Power on. Check if the door can be opened by pressing Door open button.

Turn off Wash and Rinse after pressing the Start/Pause button and start the machine again. Check drain and spin.

If SVC is needed during

check, remove

the remaining water by pulling

out the hose cap.

Check the water heating. Check automatic reverse Check the water supply.

turn.

Check drain and spin

Power off and open the

Water removal

door

5. OPERATION

LED display

• Display the remaining time (Hour : Minute) to finish.

• In case of abnormal operation, error indications are displayed.

• See trouble shooting guide.

Rinse Hold

• If you desire to leave fabrics in the machine without spinning after rinse to prevent wrinkling. You may select rinse hold by pressing the Rinse Hold Button. To drain and spin, press Rinse Hold Button or Start/Pause button to turn off the Rinse Hold lamp.

( , , , , , , )

Wash program s

• 6 programs can be selected type of the laundry.

• By pressing the button, [COTTON PERM PRES WOOL DELICATE can be selected

Water temperature selector

• Press the button to select water temperature.

• The water temperature is selected [Warm/Cold Warm/Warm Hot/Cold  Cold/Cold] during normal program.

• Hot/Cold is selected only for cotton program.

• By pressing the button during operating the washer, the present temperature is displayed.

Child lock

• Once Child-Lock is set, and canceled by pressin [Temp.] and [Time Delay] simutaneously once C set. Once Chold Lock is set, all buttons are irope

• The Child-Lock system can be set at any time ev Power-Off, on Pause and operation. It is automa when an operational error occurs .

• When power is off, the LED indicates [ ] on During operation, or when the programme is pau the LED will indicate [ ] and the remaining t

Dry selector

• Dry programs can be selected by pressing the [DRY] button.

• By pressing the button, [Auto No Heat Time (30/60/90/120/150)] can be selected.

For manual option and spin

• Use these buttons to change washing method, rinse times, spinning speed.

• When lamp is off, no selection has been made.

• Extra wash is available for Cotton and Perm press program.

OPTION

SPIN DRY TEMP.

TIME

DELA

TIME D

TIME LEFT

COLD/COLD

WARM/COLD

WARM/WARM

HOT/COLD

AUTO

TIME

NO HEAT

RINSE HOLD

NO SPIN

400

800

1000

1200

600

EXTRA WASH

RINSE PLUS

elector

depending on the

S QUICK

RINSE+SPIN ]

ELAY

COTTON

Start/Pause button

Door open button

• Use the button to start or pause wash

• Pressing the button open

cycle.

the door.

•The power turns off automatically in

• Only operates when the

4 minutes after the pause button is

power plug is connected to

pressed.

AC 110V outlet.

• Press the button to change the program.

RINSE+SPIN

NO INLET

Door open button

• Pressing the button open the door.

• Only operates when the power plug is connected to AC 120-127V outlet.

ON/OFF button

• Press the button to turn power on and off.

PERM PRESS

QUICK

PRO-

g and holding both

hild lock is

rable.

en including during

tically cancelled

sed

me.

GRAM

DELICATE

WOOL

IMBALANCE

NO DRAIN

START PAUSE

DOOR LOCK

DOOR

Delay finish

• Press the button when reservation washing is needed.

• When the button is pressed, [ ] is displayed. A maximum delay of [ ] hours can be set.

• Each press advances time delay by one hour.

• Use ON/OFF button to cancel [Time delay].

Door lock display

OPEN

• It shows whether the door can be opened or not during the washing.

• If the lamp is on or blink, the door can not be opened .

Error display

• The display blinks if there is an error.

• NO INLET : Trouble with water supply

• IMBALANCE : The laundry is tilted to one side.

• NO DRAIN : If the drain pump filter is clogged.

6. WIRING DIAGRAM / PROGRAM CHART

Hot

PRGRAM CHART (KGD-PJT)

* Water Supply : W•S / Intermittent Spin : I•S / Distangle : D•T

CYCLE

Washing

Pre

W•S

D•T

DRY

W•S

I•S

washing

drain

spin

drain

rinse

heating

Main

Rinse

Normal Rinse+

Spin

C O U R S E

TIME (sec)

* * *

Normal working Time

123 7654 8 9 1011121314151617181920212223242526

E N D

A U T O

O F F

Cotton

Perm Press

Quick

Wool

Delicate

Rinse+Spin

Spin

: Basic Cycle

* Basic time is minute in washing chart

* The actual program time can be varied with the load amount.

: Optional Cycle Pre-Setting Time : Water Supply - 120 sec. Drain - 60 sec.

120

(min)(min)

60 120240 60 240 120 180 60 24 0 12 0 18 0 60 240 12 0 18 0 60 240 120 180 60 480 180

20 20

About 3:55

About 3:35

About 36

About 56

About 32

About 12

분

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