LG LD-2040WH Bedienungsanleitung

DISHWASHER

SERVICE MANUAL

BEFORE SERVICING THE UNIT, PLEASE READ THIS MANUAL CAREFULLY

FOR SAFETY AND CORRECT SERVICES.

NOTE

MODEL : LD-2040WH/LD-2040SH/LD-2040MH

- 3 -

1. CAUTION......................................................................................................................... 4

2. SPECIFICATIONS ........................................................................................................... 5

3. FEATURES & TECHNICAL EXPLANATION ................................................................... 6

4. PARTS NAME................................................................................................................ 11

5. WIRING DIAGRAM...................................................................................................... 12

6. PROGRAM CHART (SCHEMATIC DIAGRAM)............................................................ 13

7. HOW TO DISASSEMBLE ............................................................................................ 15

7-1. FULL DISASSEMBLE .......................................................................................... 15

7-2. DISASSEMBLE C-BASE ASSEMBLY ................................................................. 23

8. TROUBLE SHOOTING METHODS.............................................................................. 26

A. TROUBLE SHOOTING ACCORDING TO DISPLAYED ERROR MESSAGE.......... 26

B. TROUBLE DIAGNOSES AND REPAIR BY SYMPTOM........................................... 28

9. INSTALLATION INSTRUCTION ................................................................................... 32

10. EXPLODED VIEW ...................................................................................................... 37

11. REPLACEMENT PART LIST ....................................................................................... 44

CONTENTS

- 4 -

�DISCONNECT 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 and 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.

CAUTION !

- 5 -

2. SPECIFICATION

Rated Voltage / Frequency AC 220V/50Hz

Installation Free Standing / Built-In

Place Settings 12

Product Dimension(mm) 600(W)×600(D)×850(H)

Product Weight(Kg) 52

Door Colour White / Silver

Tub Material Stainless Steel

Control Electronic

Rated Power(Watt) 2,180

Heater Power(Watt) 2,070

Programs 6

Upper Rack Position Adjustable

Lower Rack 50% Fold down

Water Consumption(ℓ) 16 (Economy)

Power Consumption (kWh) 1.05 (Economy)

Operating Time (min) 86(Except Drying):Economy

Fan Dry System Yes

Delay Start Function Yes

Auto-Off Power Switch Yes

Process Monitor Yes

Wash Level 5

Racks Nylon Coating

Operating Water Pressure (Bar) 0.5 ~ 8

ITEM SPECIFICATION

3. FEATURES & TECHNICAL EXPLANATION

- 6 -

• Turbo fan drying system expels out hot and

humid air to enhance quick and effective

drying.

• With air mixing vent system, it expels out low

temp. steam and prevents dew drop to outside

of dishwasher.

3-1 New Technology Introduction

3-1-1. Turbo Fan Drying System

• During the high temp. Rinse course, water

temperature in an dishwasher reaches 77°C,

considerably higher than the average rinse

temperature in conventional

dishwashers(65°C). This is how Rinse 77°C

can eliminate some bacteria such as

salmonella.

3-1-2. High Temperature Rinsing

• Turbo Spray System is elaborately designed to

achieve a more powerful and efficient wash.

You can see the excellent 3 rotating spray arm

with 5 directional waterjet.

3-1-3. Turbo Spray System

- 7 -

3-2. Display Panel

REMAINING

TIME

�Indication of

remaining time

�Self diagnosis

and error

message

display

DELAY START

BUTTON

�If you want to

delay the start of

selected program,

press this button

before pressing

start button.

�Pressing the delay

time will increase

time by 1 hour.

�The delay start

time can be

adjusted from 1

hour to 19 hours.

PROGRAM

�When power

is on,

program is

automatically

set to normal.

�If you want to

change the

program,

press the

button and set

the program

you want to.

RINSE/SANI

�With each

press, rinse+,

rinse+ & 77。

C sani rinse,

77。C sani

rinse is

repeated.

START/PAUSE

BUTTON

�With each

press, Start and

Pause is

repeated during

operation.

�If the machine

remains in

Pause mode for

10 minutes, the

power is

automatically

turned off.

POWER SWITCH

BUTTON

�For operating, press

this button first for

power on.

�After operating, this

button automatically

switches off for safety

and energy saving.

�In case of irregular

surge disturbances to

the machine, the

power may be

automatically turned

off for safety.

TIME SAVE

�This function is for

saving time and

energy.

�With each press, time

save ON and OFF is

repeated.

�When select this

function, the operating

time will be shorten.

HALF LOAD

�In case of small load,

use upper or lower rack

only to save energy.

�With each press, can

select upper or lower

rack only.

�In case you don’t select

this button, the machine

always works vario

washing, which operate

upper and lower spray

arm alternately.

CHILD LOCK

�Used to lock or unlock

the control buttons to

prevent all the setting

from being changed

by children.

�For

locking/unlocking,

press Half Load and

Rinse button

simultaneously.

- 8 -

3.3 TEST MODE

CHECK PROGRAM(START IN THE STATE OF THE CLOSED DOOR)

BUTTON The number of

pushing button DISPLAY Load and Checking points

Delay start + Rinse

+ POWER S/W

Delay Start Key

Program Key

Half & Vario Key

Rinse Key

Start/Pause Key

1 TIME

2 TIME

3 TIME

5 TIME

6 TIME

7 TIME

1 TIME

2 TIME

3 TIME

4 TIME

5 TIME

6 TIME

7 TIME

8 TIME

9 TIME

10 TIME

11 TIME

12 TIME

13 TIME

n : 0H

11 : 11

12 : 22

13 : 33

14 : 44

16 : 66

17 : 77

18 : 88

19 : 99

10 : 00

n : 01

Frequency

n : 03

n : 04

n : 05

n : 06

n : 07

n : 08

n : 09

Temperature

n : 11

n : 12

n : 13

All LEDs are lighting

4 TIME 15 : 55 All LEDs are lighting

None

Flow Meter

Washing Motor

Drain Pump

Inlet Valve

Dispenser

Heater (for 10 sec.)

Fan Motor

Regeneration Valve

Thermister

Lower Nozzle

Upper Nozzle

AUTO OFF S/W

Intensive+ & Intensive

Normal

Eco

Gentle

Quick

Pre Wash

Wash 1

Wash 2

Rinse 1

Rinse 2

Dry 1

Dry 2

※Micro S/W must be ON to operate HEATER

- 9 -

4. PARTS NAME

※The appearance and specifications may be varied without notice according to localities.

Inlet Hose

1. Vapor vent

2. Control Panel

3. Door Handle

4. Front Cover

5. Lower Cover

6. Process Monitor

7. Power Switch

8. Drain Hose

9. Inlet valve ASM

10. Power Cord

11. Adjust Leg

12. Upper Rack

13. Cutlery Rack

14. Detergent & Rinse Aid Dispenser

15. Vapor Vent Cover

16. Upper Spray Arm

17. Lower Spray Arm

18. Filter ASM

19. Lower Rack

20. Salt Container Cap

Accessories

Funnel

5. WIRING DIAGRAM

- 10 -

��Non Air mixing Blower

- 11 -

6. PROGRAM CHART(SCHEMATIC DIAGRAM)

Program chart(time Flow_Vario)

Note : The figure in the process of each course means temperature of each process.

Auto Off S/W

Regen. Valve

Dispenser

Fan Motor

Heater

Inlet Valve

W/Motor

Gentle

Quick

Pre-Wash

Economy

Normal

Intensive

Intensive+ 50

45 45 5 10 10 10 10 18 1 1 12

522

25 5 101315

17 4

12 4

10 4

430

555

43 43 4345 4515 25 55243 432

5101520

TTTT 10 20 30

TTTT TTT

▣▣ ▣ ▣ ▣ ▣▣▣ ▣▣

14345

▣▣

1 43 9 12 14 2 55 15 15 15 15 15 18

▣▣ ▣▣▣▣

70 70

Wash

Pre Wash Main Wash Rinse 1 Rinse 2 Rinse 3 Heating Rinse Dry

DrainA Drain C Drain D DrainA DrainA DrainA DrainA Drain B

Water Supply

Wash

WashA

Wash B

Wash C

Wash D

Rinse

HeatingA

Heating B

Buzz

OFF

Stop

Drain

Dry

Drain

Rinse Dry

Finish

Drain Pump

After 1min.

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