LG LRFCS25D3 Series Bedienungsanleitung

SERVICE MANUAL

CAUTION

PLEASE READ CAREFULLY THE SAFETY PRECAUTIONS OF THIS MANUAL

BEFORE CHECKING OR OPERATING THE REFRIGERATOR.

REFRIGERATOR

CONFIDENTIAL

Any reproduction, duplication, distribution (including by way of email, facsimile or other electronic means), publication,

modification, copying or transmission of this Service Manual is STRICTLY PROHIBITED unless you have obtained the prior

written consent of the LG Electronics entity from which you received this Service Manual. The material covered by this prohibition

includes, without limitation, any text, graphics or logos in this Service Manual.

* Color

Models:

LRFCS25D3* /00

CONTENTS

SAFETY PRECAUTIONS ………………………………………………………………… …..

1. Specifications …………………………………………………………………………

2. Parts Identification …………………………………………………………………….........................

3. Disassembly ………………………………………………………………………….................……....

4. Adjustment ……………………………………………………………………..................……………..

5. Circuit Diagram …………………………………………………………..................…………………..

6. PCB Picture ………………………………………………………...............……………………………

7. Troubleshooting with error display ………………………................................…………………..

8. Troubleshooting without error display …………………..............................……………………..

9. Reference ………………………………………………………………….............……………………..

10. Component Testing Information …………………………………….............................………….

11. Troubleshooting …………………………………………………....................………………………

12. Ice Maker and Dispenser working principles and repair …................................……………..

13. Description of function & Circuit Micom ………………………..............................…………….

……………

………………....

Removing and Replacing the refrigerator door …………………………..................................

Door …………………………………………………………………………………………………..

Door Alignment ………………………………………………………………………........………..

Fan and Fan Motor (Evaporator) ………………………………………………................………

Defrost Control Assembly ………………………………………………………………................

Lamp …………………………………………………………………………………………….……

Multi Duct ………………………………………………………………………………….....………

Main PWB …………………………………………………………………………………....………

How to remove and reinstall the pullout drawer ………………………..............................……

Pull out drawer ……………………………………………………………........……………………

Cover Assembly T/V ...............................................................................................................

Compressor ……………………………………………………………….....………………………

Introduction of e-linear compressor …………………………………….....................…………..

3-4

6-11

9-10

14-15

16-25

26-31

32-35

36-40

41-52

53-56

57-61

SAFETY PRECAUTIONS

Please read the following instructions before

servicing your refrigerator.

1. Unplug the power before handling any electrical

components.

2. Check the rated current, voltage, and capacity.

3. Take caution not to get water near any electrical

components.

4. Use exact replacement parts.

5. Remove any objects from the top prior to tilting

the product.

rights reserved. Only training and service purposes.

1. SPECIFICATIONS

Stainless

Anti-fingerprint

Stainless

Anti-fingerprint

Black Stainless Super White

MCPsselniatS sselniatS

Optibin Crisper + Humidity Control

High Brightness LED

2 Full

Heater, Sheath

Water Tube Heater

Embo (normal)

B-Vista

6full + 2small 6 full

SPECIFICATIONS LRFCS2503S /00 LRFCS2503D /00 LRFCS2503W /00 LRFCS25D3S /00

SLEDOM

LAREN SE EG RUTAEF

Color

Dimensions (W*D*H)

Net Weight

Capacity

Refrigerant

Cooling System

Insulation

Condenser

Capillary Tube

Desfrosting Device

Climate class

Rated Rating

R600a

Temperate (N)

115V~ / 60Hz

Temperature Control

Defrosting System

Fan Cooling

MICOM control

Full Automatic

Heater Defrost

Compressor

Evaporator

Cyclo Pentanane

FMA102NBMA

Fin Tube Type

Lubricanting Oil

Drier

AL MICRO CHANNEL CONDENSER

ISO8 (180 ml)

MOLECULAR SIEVE XH-7

First Defrost

Defrost Cycle

ID Ø 0.80

4 Hours

7 - 40 Hours

Anti-freezing Heater

AREGIRF RE OR T

Case Material

Door Material

Handle Type

Basket, Quantity

Cover, T/V

Lamp

Shelf

Tray meat

Tray Egg

Tray Vegetable

Pantry

Tray Drawer (F/L)

Ice Tray (2) + Ice Bin

Yes (2)

Yes

LED

Twisting

Yes (Full Width)

Yes (plastic)

REZEERF

Basket, Quantity

Lamp

Shelf

Ice Maker

Ice Tray & Bank

Tray Drawer (F/U)

Tray Drawer (F/C)

24.5 cu.ft

(32 4/5 x 35 2/5 x 69 4/5) in

106 kg

rights reserved. Only training and service purposes.

- Dimension/Clearance LRFCS2503* / LRFCS25D3S

)mm548("4/133eldnaHtuohtiwhtpeDA

)mm338("5/423htdiWB

)mm0471("2/186esaCfopoTotthgieHC

)mm4771("5/496egniHfopoTotthgieHD

)mm15("2ecnaraelCkcaBE

)mm847("9/492rooDtuohtiwhtpeDF

)mm998("5/253eldnaHhtiwhtpeDG

H Depth (Total with Freezer Drawer Open) 53 1/3" (1355 mm)

)mm5811("3/264)°09nepOrooDhtiwlatoT(htpeDI

)mm686("72ecnaraelCtnorFJ

rights reserved. Only training and service purposes.

2. PARTS IDENTIFICATION

LED interior lighting

Lights up the inside of the refrigerator.

Water Filter*

Purifies water.

Replace the water filter every six months. See the

Replacing the Water Filter section in this manual

for details.

Humidity Controlled Crisper

Helps vegetables and fruit to stay crisp and controls

humidity.

Fixed Door Bin

Store chilled food or drinks.

Auto-Closing Hinge

The refrigerator doors and freezer drawers close

automatically when pushed slightly. (The door only

closes automatically when it is open at an angle of

less than 30°.)

Adjustable Refrigerator Shelf

The refrigerator shelves are adjustable to meet

individual storage needs.

Glide'N'Serve

Store food items at a different temperature than the

regular refrigerator area.

Automatic Icemaker (Freezer)

Produces and stores ice automatically in the freezer

compartment.

Ice Bin

Stores ice produced by the automatic icemaker.

Pullout Drawer

Provides extra storage within the freezer compartment.

Durabase and Durabase Divider

Provides storage for large food items.



* Optional parts: not included in all models

rights reserved. Only training and service purposes.

3. DISASSEMBLY

3-1 REMOVING AND REPLACING

REFRIGERATOR DOOR

To remove and replace the refrigerator door:

CAUTION: Before you begin, remove food and

bins from the doors.

and screw (1) and lift up the cover(2).

free of hinge lever latch (7).

Lift door from middle hinge pin and remove door.

Place the door with the insides facing up, on a not

scratch surface.

Mullion Removal

1. Remove 2 screws.

2. Lift mullion up carefully.

3. Disconnect wire harness.

1. Remove gasket.

Pull gasket free from gasket channel of the four remaining

sides of door.

1. Insert gasket into channel

Press gasket into channels on the four remaining

sides of door.

1. Connect wire harness.

2. Insert mullion into channel.

Inserting mullion assy’ into bracket, door.

3. Assemble 2 screws.

To remove the right refrigerator door:

screw (1) and lift up the cover(2).

3-2 DOOR

(1)

(2)

(3)

(5) (6) (7)

(4)

CAUTION: When lifting hinge free from the latch,

be careful that the door does not fall forward.

CAUTION: When lifting hinge free from the latch,

be careful that the door does not fall forward.

(2)

(3)

(4)

(6)

(5)

hinge lever latch (6).

Place the door with the insides facing up, on a not scratch

Remove the grounding screw (3).

Rotate hinge lever (5) clockwise. Lift top hinge (6) free of

surface.



rights reserved. Only training and service purposes.

 Mullion Replacement

3-3 DOOR ALIGNMENT

1. Connect wire harness.

2. Insert mullion into channel.

Inserting mullion assy’ into bracket, door.

3. Assemble 2 screws.

Defrost Control assembly consists of Defrost Sensor and

FUSE-M.

The Defrost Sensor works to defrost automatically. It is

attached to the metal side of the Evaporator and senses its

temperature. At 46F(8°C), it turns the Defrost Heater off.

Fuse-M is a safety device for preventing over-heating of

the Heater when defrosting.

1. Pull out the grille assembly. (Figure 1)

2. Separate the connector with the Defrost Control assembly

and replace the Defrost Control assembly after cutting the Tie

Wrap. (Figure 2)

3-5 DEFROST CONTROL ASSEMBLY

Figure 1 Figure 2

GRILLE ASSEMBLY DEFROST-CONTROL

ASSEMBLY

If the space between the door are uneven,

follow the instructions to align them.

Remove the Base Grillie. Turn the leveling legs counter

clock wise to raise or clock wise to lower the height of the

front of the refrigerator by using flat blade screw driver or

11/32" wrench. Use the wrench (Included with the User

Manual) to adjust the bolt in the door hinge to adjust the

height. (CCW to raise or CW to lower the height.)

3-4 FAN AND FAN MOTOR(EVAPORATOR)

1. Remove the freezer drawer. (If your refrigerator has an

icemaker, remove the icemaker first)

2. Remove the plastic guide for slides on left side by

unscrewing phillips head screws.

3. Remove the grille by removing 4 screws and pulling the

grille forward.

4. Remove the Fan Motor assembly by loosening 3 screws

and disassembling the shroud.

5. Pull out the fan and separate the Fan Motor and Bracket.

FAN MOTOR

Shroud



rights reserved. Only training and service purposes.

3-8 MAIN PWB

1) Loosen 3 screws on the PWB cover.

2) Remove the PWB cover.

3) Disconnect wire harness and replace the main PWB in the

reverse order of removal.

1. Unplug refrigerator power cord form outlet.

2. Remove screw with driver.

3. Grasp the cover Lamp, pull the cover downward.

3-6-2 Freezer Compartment Lamp

PMAL6-3

Unplug, or disconnect power at the circuit breaker.

If necessary, remove top shelf or shelves.

3-6-1 Refrigerator Light (Top)

Unplug Refrigerator, or disconnect power at the circuit breaker.

If necessary, remove top shelf or shelves.

1. Unplug refrigerator power cord from electric outlet.

2. Tighten a screw

to the cover.

4. Remove the LED assembly from connector.

5. Replace LED assembly.

6. Assemble the cover.

4. Separate connector. 5. Remove screw with driver.

3. Pull a screw using a Plier and

disassemble the cover.

3-7 MULTI DUCT

1. Remove the screw at

the Center of Duct Multi

3. Grab the bottom of

multi duct and remove it.

4. Disconnect the lead wire

on the bottom position.

2. Remove the screw

and cover filter

8

rights reserved. Only training and service purposes.

3-9 HOW TO REMOVE AND REINSTALL THE PULLOUT DRAWER

Step 1) Open the freezer door.

Step 3) Remove the two screws from the guide rails (one

from each side).

Step 2) Remove the lower basket.

Step 4) Lift the freezer door up to unhook it from the rail

support and remove.

Pull both rails to full extension.

Step 5) First: Remove the gear from the left side first by releasing the tab behind the gear, place a screwdriver between the

gear and the tab and pull up on the gear.

Second: Remove the center rail.

Third: Remove the gear from the right side by following the same steps for the left side.

NOTE: THIS TAB MUST BE PUSHED IN TO RELEASE THE GEAR.

9

rights reserved. Only training and service purposes.

3-9-2 Follow Steps to Reinstall

Step 1) Reinstall the right side gear into the clip.

Step 2) Insert the rail into the right side gear. Gears do not

need to be perpendicular to each other.

Step 4) The rail system will align itself by pushing the rails all

the way into the freezer section.

Pull the rails back out to full extension.

Step 6) Reinstall the two screws into the guide rails

(one from each side).

Step 3) Insert the rail into the left side gear, and insert the

gear into the clip.

Step 5) Reinstall the freezer door by inserting the rail tabs into

the guide rail.

Step 7) Reinstall the lower basket, and close the freezer

door.



rights reserved. Only training and service purposes.

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