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LG GR-L196TLQA.CPLQGSF User Manual

LG GR-L196TLQA.CPLQGSF
100 pages
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CAUTION
PLEASE READ CAREFULLY THE SAFETY PRECAUTIONS OF THIS BOOK
BEFORE CHECKING OR OPERATING THE REFRIGERATOR
.
REFRIGERATOR
SERVICE MANUAL
Model : GR-L196TLQA.CPLQGSF
http://biz.lgservice.com
Color: Platinum Silver
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LG GR-L196TLQA.CPLQGSF Specifications

General IconGeneral
BrandLG
ModelGR-L196TLQA.CPLQGSF
CategoryRefrigerator
LanguageEnglish

Summary

WARNINGS AND PRECAUTIONS FOR SAFETY

1. Safety Precautions

Detailed safety measures for operation and repair, including electrical hazards, proper usage, and handling.

SPECIFICATIONS

PARTS IDENTIFICATION

HOW TO INSTALL REFRIGERATOR

1. Door Height Adjustment

Steps to level the refrigerator by adjusting door height for proper door alignment.

2. Water Pipe Installation

Guidelines and parts for connecting the water supply line for the icemaker and dispenser.

1. Pipe Connector and Water Supply

Instructions for connecting water pipe connectors and ensuring water supply after installation.

2. Water Supply

Procedure for checking water flow and leakage after connecting the water supply.

3. Bottled Water and External Filter Setup

Procedures for using bottled water and installing an external water filter for the refrigerator.

Install Water Filter

Instructions for installing and replacing the water filter, including initial setup and flushing.

Icemaker Water Supply Control

Guide on how to control the amount of water supplied to the icemaker for optimal ice production.

MICOM FUNCTION

1. Monitor Panel Overview

Explanation of the refrigerator's control panel, buttons, and display indicators for various functions.

2. Display Functions and Modes

Details on display modes like power saving, exhibition mode, and second display functions.

3. Temperature Control Description

Explanation of temperature selection settings for freezer and refrigerator compartments.

4. Ice Maker and Express Freezing Functions

Working principles of the automatic ice maker and the express freezing feature for rapid cooling.

5. Fan Control, Alarms, and Buzzers

Description of fan motor controls, door opening alarms, and button feedback sounds.

6. Frost Removal and Sequential Operation

Explanation of the automatic frost removal process and the sequence of built-in product operations.

7. Trouble Diagnosis Function

Guide to the refrigerator's self-diagnosis system, indicating errors via LED patterns.

8. Test Function

Instructions for using the test function to check product operation and search for failures.

9. Ice and Water Dispenser Functions

Detailed explanation of the ice dispenser and water dispenser operations, including selection and dispensing.

EXPLANATION FOR MICOM CIRCUIT

1. Power Circuit Explanation

Detailed explanation of the power supply circuit, its components, and voltage distribution.

2. Oscillation and Reset Circuits

Explanation of the oscillation and reset circuits within the MICOM system.

3. Dispenser and Door Sensing Circuits

Explanation of the circuits responsible for dispenser operation and door status sensing.

4. Temperature Sensing Circuit

Explanation of the temperature sensor circuits used for monitoring compartment temperatures.

5. Switch and Option Designation Circuits

Explanation of switch input circuits and option designation for model separation.

6. Stepping Motor Operation Circuit

Explanation of the circuit controlling the stepping motor for various functions.

7. Temperature Compensation Circuits

Explanation of circuits for temperature compensation and over/weak-cool compensation.

8. Display Circuit

Explanation of the circuit responsible for the refrigerator's display panel and its indicators.

9. Button Input and Lighting Circuits

Explanation of circuits for key button input and display lighting on the control panel.

ICE MAKER AND DISPENSER WORKING PRINCIPLES AND REPAIR

1. Working Principles

Explanation of the fundamental working principles of the automatic ice maker and dispenser.

2. Ice Maker Functions

Detailed explanation of ice maker functions including initial control, water supply, and ice making control.

3. Ice Ejection Control Function

Explanation of the process for ejecting ice from the mould and controlling the ice bank status.

4. Test and Other Functions

Description of the test function for ice makers and other functions related to door opening.

5. Ice Maker Troubleshooting

Troubleshooting guide for common problems encountered with the automatic ice maker.

6. Ice Maker Circuits

Schematic diagrams and explanation of the ice maker's electrical circuits.

TROUBLE DIAGNOSIS

1. Troubleshooting Common Issues

Guide to diagnosing and resolving common initial problems like power, start, and defrost failures.

2. No Cooling Issues

Troubleshooting steps for diagnosing and resolving issues related to insufficient cooling or system clogging.

3. Refrigeration Weakness Issues

Troubleshooting for weak refrigeration due to leaks, defrost problems, air circulation, or compressor issues.

4. Temperature Related Issues

Measures for addressing temperature-related symptoms like warm compartments, food not freezing, or frozen vegetables.

5. Operation and Contact Problems

Troubleshooting for issues related to automatic operation, door contacts, and internal component connections.

6. Dew and Ice Formation Problems

Diagnosis and solutions for dew and ice buildup within the refrigerator and freezer compartments.

7. Sound Related Issues

Identification and resolution of various operational sounds like whizzing, clicking, clunking, and vibration.

8. Odor Related Issues

Troubleshooting for refrigerator odors caused by food, plastic, or the deodorizer itself.

9. Micom and Electronic System Faults

Troubleshooting for errors in the MICOM system, including display issues and PCB faults.

10. Cooling Cycle Heavy Repair

Standards and procedures for heavy repair of the refrigerator's cooling cycle, including refrigerant handling.

11. Heavy Repair Precautions and Practical Work

Essential precautions and practical steps for heavy repair, covering refrigerant, welding, and vacuum processes.

12. Brazing Reference Drawings

Reference drawings illustrating brazing techniques for different regions and pipe assemblies.

13. Handling Customer Claims

Guidance on addressing customer claims related to refrigerator sounds during operation.

14. Temperature Symptom Measures

Measures for addressing temperature-related symptoms like weak refrigeration or frozen food.

15. Odor and Frost Issues

Explanation and measures for dealing with odors and frost formation in the refrigerator and freezer.

16. Other Common Issues

Troubleshooting for other common issues such as hot casing, small holes, high bills, and condensation.

HOW TO DISASSEMBLE AND ASSEMBLE

1. Door Disassembly and Assembly

Step-by-step instructions for safely disassembling and reassembling the refrigerator doors.

2. Handle Disassembly and Assembly

Procedures for disassembling and assembling the decorative handle and its components.

3. Shroud, Grille Fan Disassembly

Instructions for disassembling the shroud and grille fan assemblies for access or replacement.

4. Icemaker Assembly

Detailed steps for disassembling and assembling the icemaker unit and its bracket.

5. Dispenser Disassembly and Assembly

Procedures for disassembling and assembling the ice/water dispenser unit and its components.

EXPLODED VIEW

Freezer Door Part Components

Exploded view illustrating all parts of the freezer door assembly.

Refrigerator Door Part Components

Exploded view illustrating all parts of the refrigerator door assembly.

Freezer Compartment Components

Exploded view illustrating all parts within the freezer compartment.

Refrigerator Compartment Components

Exploded view illustrating all parts within the refrigerator compartment.

Ice & Water Part Components

Exploded view illustrating components related to the ice maker and water dispenser system.

Machine Compartment Components

Exploded view illustrating components located in the machine compartment at the rear of the unit.

Dispenser Part Components

Exploded view illustrating all components of the dispenser assembly.

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