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LG GR-T622 User Manual

LG GR-T622
18 pages
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CAUTION
BEFORE SERVICING THE UNIT, READ THE "SAFETY
PRECAUTIONS" IN THIS MANUAL.
MODEL: GR-T622/GR-T722
REFRIGERATOR
SERVICE MANUAL
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LG GR-T622 Specifications

General IconGeneral
BrandLG
ModelGR-T622
CategoryRefrigerator
LanguageEnglish

Summary

Safety Precautions

Servicing Precautions

Specifications

GR-T622DE Model Specifications

Technical specifications for the GR-T622DE model including dimensions, weight, and components.

GR-T722DE Model Specifications

Technical specifications for the GR-T722DE model including dimensions, weight, and components.

Parts Identification

Disassembly Procedures

Door Disassembly

Procedures for removing freezer and refrigerator doors from the main body.

Door Switch Replacement

Steps to remove and disconnect the door switch for replacement.

Thermostat Replacement

Instructions for removing and replacing the thermostat component.

Fan and Fan Motor Removal

Procedures for removing the fan and fan motor assembly.

Defrost Control Assembly Replacement

Steps to remove and replace the defrost control assembly.

Lamp Replacement Procedures

Instructions for replacing freezer and refrigerator lamps.

Control Box-R Removal

Procedure for removing and replacing the control box-R.

Adjustment and Component Checks

Compressor Function and Usage Notes

Explains compressor function, composition, and important notes for safe usage.

PTC-Starter Components and Circuit

Details PTC-starter composition, role, and its application circuit diagram.

Motor Restarting and PTC Cooling Process

Procedures for motor restarting and PTC cooling after operation.

PTC-Starter and OLP Interaction

Explains the relationship and interaction between PTC-starter and OLP.

PTC-Starter Usage Precautions

Important precautions and notes for safe and effective PTC-starter usage.

Overload Protector (OLP) Function

Definition and role of the Overload Protector in protecting the compressor motor.

Circuit Diagram

Troubleshooting Guide

Compressor & Electric Components Troubleshooting

Troubleshooting steps for compressor and related electric components.

PTC & OLP Troubleshooting Steps

Diagnostic steps to troubleshoot issues with PTC starters and OLP.

Defrost Timer Diagnosis

Procedures for diagnosing and troubleshooting defrost timer problems.

Troubleshooting Other Electrical Components

Troubleshooting for other electrical parts like thermostat, starting devices, and fuses.

Refrigerator Service Diagnosis Chart

A chart for diagnosing common refrigerator complaints and their remedies.

Refrigerating Cycle Analysis

Refrigerating Cycle Troubleshooting Guide

Chart detailing causes, states, and temperatures for refrigerating cycle issues.

Refrigerating Cycle General Control Standards

Standards and purposes for refrigerating cycle control steps like vacuum and weighing.

Exploded View & Replacement Parts List

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