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LG LFX21960ST - User Manual

LG LFX21960ST
128 pages
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LG TRAINING MANUAL
French Door Refrigerator - Fall 2007
LG TRAINING MANUAL
Models:
LFX21960ST
LFX25960xx

Table of Contents

Other manuals for LG LFX21960ST

Questions and Answers

  • G
    Glenda MorganJul 31, 2025
    Why is my LG Refrigerator freezer not defrosting properly?
    • S
      Shaun CannonAug 1, 2025
      Poor defrosting in your LG Refrigerator can be caused by several factors: a disconnected temperature fuse, a disconnected heater, a jammed drain, or a faulty relay for the heater. Inspect these components to identify the cause.
  • R
    reneeandersonAug 5, 2025
    What causes a Freezer Sensor Error in my LG LFX21960ST?
    • C
      Christine SmithAug 5, 2025
      A Freezer Sensor Error in your LG Refrigerator can be triggered by a short or disconnection of the freezer sensor. You should check each sensor and its connector to resolve this issue.
  • P
    Perry MoralesAug 11, 2025
    What causes Abnormality of BLDC FAN Motor for Ice Making in LG LFX21960ST?
    • R
      robinsonmarkAug 11, 2025
      Abnormality of the BLDC FAN Motor for Ice Making in your LG Refrigerator could be due to a poor BLDC Motor connection, issues with the DRIVE IC, or problems with the TR Tx/Rx between the icemaker and main board.
  • P
    Patrick AdamsAug 15, 2025
    What to do if my LG LFX21960ST compressor motor is open or shorted?
    • M
      Mary BryantAug 15, 2025
      If the compressor motor is open or shorted, the suggested solution is to replace the compressor.
  • H
    hburnettAug 20, 2025
    How to troubleshoot no voltage in my LG LFX21960ST Refrigerator?
    • Z
      zmurphyAug 20, 2025
      First, check if the OLP (Overload Protector) is disconnected. If it is, replace it. Second, check the connection condition and reconnect if necessary.
  • T
    Tony JonesAug 27, 2025
    What to do if my LG Refrigerator shows a Communication Error?
    • J
      Jeffrey FoxAug 27, 2025
      If your LG Refrigerator displays a communication error, it could be due to a poor connection between the Micom of the Main PCB and the Display Micom. Check for loose connections or issues with the Transmitter and Receiver (Tx/Rx) between the icemaker and main board. Ensure all connections are secure.

Summary

Safety and Handling

Important Safety Notice

General guidelines for safe operation and repair of the appliance.

Handling Cautions

Precautions to avoid personal injury and appliance damage during servicing.

Regulatory Information

Details on FCC compliance and product compliance declarations.

Product Introduction

French Door Design

Explains the unique three-door French door configuration and its features.

Manual Scope

Outlines the manual's content and mentions supplementary training resources.

Specifications and Features

Technical Specifications

Details key technical attributes like dimensions, cooling system, and materials.

Product Features

Highlights the key features and components of the refrigerator with visual aids.

Installation Guide

Unpacking and Placement

Steps for safely removing the refrigerator from its packaging and selecting a location.

Leveling and Alignment

Instructions for leveling the refrigerator and ensuring doors hang evenly.

Water Line Connection

Guidance on connecting the water supply line to the refrigerator.

Operation

Control Panel Functions

Explanation of how to use the main controls like temperature settings and special functions.

Special Features

Details on Ice Plus, Dispenser Lock, Filter Reset, and Alarms.

Disassembly Procedures

Refrigerator Door Removal

Step-by-step guide to safely remove refrigerator doors.

Freezer Door Removal

Instructions for detaching the freezer drawer or door.

Component Disassembly

Procedures for removing specific parts like door gaskets and internal components.

Icemaker System

Theory of Operation

Explains the functional cycle and components of the icemaker.

Functions and Testing

Details icemaker modes, function tests, and error codes.

Compressor System

Compressor Function and Protection

Describes the compressor's role and its protective mechanisms like PTC and OLP.

PTC and OLP Details

In-depth explanation of the PTC starter and Overload Protector operation.

Troubleshooting

General Troubleshooting Steps

Provides a systematic approach to diagnosing common refrigerator problems.

Component Troubleshooting

Specific guidance for troubleshooting compressor, electrical, and sensor issues.

Refrigeration Cycle Issues

Diagnosing problems related to refrigerant flow and cooling performance.

Error Code Diagnostics

Lists and explains various error codes displayed by the refrigerator's diagnostic system.

MICOM Circuits and Functions

Control Panel Operations

Explanation of using display, lock, and filter reset controls.

Advanced Functions and Modes

Details on Ice Plus, alarms, defrost, and demo modes.

Schematics and PCBs

Power and Logic Circuits

Details power supply, oscillator, and reset circuits.

Component Drive Circuits

Explains circuits controlling fans, heaters, lamps, and motors.

Sensor Circuits

Describes temperature sensor circuits and their role in operation.

Exploded Views

External Components

Illustrates external casing parts with visual breakdowns.

Internal Components

Shows diagrams of freezer, refrigerator, and door internal parts.

Specific Assemblies

Provides visual breakdowns of icemaker and dispenser assemblies.

Parts List

Main Refrigerator Parts

A comprehensive list of refrigerator parts with part numbers and descriptions.

Freezer and Door Parts

Detailed listing of parts for the freezer and door assemblies.

Electrical and Mechanical Parts

Lists various electrical components, sensors, motors, and mechanical assemblies.

Appendices

Conversion Table

Provides a reference table for converting between Fahrenheit and Celsius temperatures.

Service Bulletins

Contains service bulletins and technical updates applicable to the models.

Service Procedures

Detailed guides for specific installation and servicing tasks, like door adjustments.

LG LFX21960ST Specifications

General IconGeneral
StyleFrench Door
ColorStainless Steel
Number of Doors3
Total Capacity21.8 cu. ft.
Refrigerator Capacity15.0 Cu. Ft.
Freezer Capacity9.0 Cu. Ft.
Number of Refrigerator Shelves5: 1 Slide-In
Number of Refrigerator Bins3
Humidity Controlled Crispers2 Humidity Crispers/1 Bonus Drawer
Number of Freezer Shelves/Baskets-
Refrigerator Temperature5 Temperature Sensors
(-14°C)-7/7 °F
Refrigerator Special FeaturesIce Maker
Freezer Special Features-
Defrost System-
Noise level-
Refrigerant-
Energy Class-
Annual Energy Consumption-
Voltage-
Frequency-
Current-
Weight and Dimensions IconWeight and Dimensions
Depth27 1/4 in
Height70 1/4 in
Width42 in
Net Weight331 lbs

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