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LG AS-H096QGA2/QNA2 - User Manual

LG AS-H096QGA2/QNA2
68 pages
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LG
Room
Air Conditioner
SERVICE MANUAL
LG
MODELS: AS-H076QGA2/QNA2
AS-H096QGA2/QNA2
AS-H126RGA2/RNA2
LS-C096QLA2
LS-H096QLA2
LS-C126RLA2
LS-H126RGA2/RMA2/RLA2
CAUTION
website http://www.lgservice.com
• BEFORE SERVICING THE UNIT, READ THE SAFETY
PRECAUTIONS IN THIS MANUAL.
• ONLY FOR AUTHORIZED SERVICE PERSONNEL.
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LG AS-H096QGA2/QNA2 Specifications

General IconGeneral
BrandLG
ModelAS-H096QGA2/QNA2
CategoryAir Conditioner
LanguageEnglish

Summary

LG Air Conditioner Model Identification

Air Conditioner Safety Guidelines

Safe Installation Practices

Guidelines for safe installation practices to prevent injury and damage.

Safe Air Conditioner Operation

Crucial safety instructions for operating the air conditioner to prevent hazards.

Air Conditioner Unit Dimensions

Indoor Unit Physical Measurements

Provides physical measurements for the indoor unit and installation plate.

Outdoor Unit Physical Measurements

Details the physical measurements of the outdoor unit.

Product Specifications Overview

Air Conditioner Installation Guide

Installation Location and Piping Requirements

Guidance on choosing the best location and understanding piping requirements.

Mounting Plate and Wall Preparation

Steps for fixing the installation plate and drilling necessary holes in the wall.

Pipe Flaring and Connection Procedures

Detailed procedure for flaring pipes and making secure connections.

Connecting Indoor Unit Piping and Drainage

Instructions for connecting piping and drain hoses to the indoor unit.

Connecting Outdoor Unit Piping

Steps for connecting pipes to the outdoor unit.

Electrical Cable Connections

Procedures for connecting power and control cables to both units.

Drainage Check and Piping Formation

Checking drainage and forming piping correctly for optimal performance.

Post-Installation Testing and Pump Down

Procedures for testing the unit after installation and refrigerant management.

Air Conditioner Operation Guide

Control Functions and Indicators

Explains indicators and basic control functions for C/O and H/P models.

Air Conditioner Operation Modes

Details on Heating, Defrost, Cooling, and Dehumidification modes.

Advanced Operation Features

Covers airflow control, timers, Jet Cool, and forced operation modes.

Special Operations and Protection

Explains test operation, auto-restart, frost protection, and buzzer signals.

Display Functions and Self-Diagnosis

Information on display indicators and the unit's self-diagnosis capabilities.

Remote Control Usage

Remote Control Interface and Buttons

Overview of the remote control's buttons and their functions.

Remote Operation Modes and Steps

How to select operation modes and perform basic operations.

Disassembly Procedures

Indoor Unit Component Removal

Step-by-step guide for disassembling the indoor unit components.

Electrical Schematic Diagrams

Control Circuit Schematics

Electrical diagrams for control devices in different models.

Unit Wiring Diagrams

Visual representation of electrical connections for indoor and outdoor units.

Component Identification and Layout

Main PCB Assembly Component Layout

Identifies components on the main printed circuit board assemblies.

Display Assembly Component Layout

Shows the location of components on the display assembly.

Air Conditioner Troubleshooting

Refrigeration System Diagnostics

Diagrams and specifications for the refrigeration cycle and piping.

Refrigerant Handling Procedures

Detailed steps for pumping down, evacuating, and charging refrigerant.

Electronic Component Troubleshooting

Guidance on diagnosing issues with electronic parts and PCBs.

Specific Component Failure Troubleshooting

Steps for issues with remote control, fans, compressor, heating, and louvers.

Exploded Parts Views

Indoor Unit Exploded View

Illustrated breakdown of indoor unit parts with location numbers.

Outdoor Unit Exploded Views

Illustrated breakdown of outdoor unit parts for different models.

Replacement Parts Catalog

Indoor Unit Parts Listing

Comprehensive list of replacement parts for the indoor unit.

Outdoor Unit Parts Listing

Comprehensive list of replacement parts for the outdoor unit.

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