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LG LS-H096QNA0 - User Manual

LG LS-H096QNA0
82 pages
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SERVICE MANUAL
Room Air Conditioner
CAUTION
-BEFORE SERVICING THE UNIT, READ THE SAFETY
PRECAUTIONS IN THIS MANUAL.
-ONLY FOR AUTHORIZED SERVICE PERSONNEL.
MODEL : LS-Q076ABL/BBG/BEL/ABG
LS-Q096ABL/BBG/BEL/AEL
LS-Q096ACG/ADG/ADL/BDL
LS-Q096AHG/ABG/ABM/AEM
LS-Q096BAG/BDG
LS-Q096ACL/AAG
LS-Q082BAG/BAM
LS-Q082AAL/ACG/ACL/ACM
LS-H096QNA0
LS-Q096BEG
LS-C082QMA0/QNA0
LS-C096QLA0/QNA0
LS-C096QGL0
LS-H096QGL1
WEBSITE http://biz.LGservice.com
E-MAIL http://www.LGEservice.com/techsup.html

Questions and Answers:

LG LS-H096QNA0 Specifications

General IconGeneral
BrandLG
ModelLS-H096QNA0
CategoryAir Conditioner
LanguageEnglish

Summary

CAUTION

LG Model Name Decoding

2002 Model Name Breakdown

Details LG air conditioner model name conventions for 2002.

LG Model Name Decoding

2003 Model Name Breakdown

Details LG air conditioner model name conventions for 2003.

Indoor Unit Functions

Basic Operation Controls

Controlling power, temperature, fan speed, and modes.

Advanced Indoor Functions

Details on Sleep, Natural Air, Defrost, and Hot-start controls.

Indicators and Plasma Feature

Explanation of LED indicators and the Plasma function.

Remote Control Operations

Core Remote Functions

Power, mode, fan speed, and temperature setting controls.

Timer and Sleep Settings

Functions for setting timers and sleep mode.

Airflow and Special Modes

Controls for airflow direction, fan operation, and optional Plasma.

Product Specifications

Model Specification Data

Detailed table of technical specifications for different models.

Product Specifications

Model Specification Data (Continued)

Continued technical specifications for different models.

Dimensions and Installation Plate

Indoor Unit Dimensions

Detailed dimensions and diagrams for the indoor unit.

Outdoor Unit Dimensions

Outdoor Unit Dimensions (7 k, 8 k, 9 k Cooling)

Dimensions for specific outdoor unit models.

Outdoor Unit Dimensions

Outdoor Unit Dimensions (9 k Heat Pump)

Dimensions for the 9k Heat Pump outdoor unit.

Refrigeration Cycle Diagrams

Cooling Only Model Cycle

Schematic of the refrigeration cycle for cooling-only units.

Cooling & Heating Model Cycle

Schematic of the refrigeration cycle for cooling and heating units.

Wiring Diagrams

Indoor Unit Wiring

Schematics showing the internal wiring of the indoor unit.

Outdoor Unit Wiring

Schematics showing the internal wiring of the outdoor unit.

Operation Details and Indicators

Main Unit Functions and Indicators

Core functions and display indicators of the main unit.

Cooling and Dehumidification Modes

Details on Cooling and Healthy Dehumidification modes.

Operation Details and Modes

Heating Mode and Defrost Control

Detailed operation logic and defrost control for heating mode.

Fuzzy Logic Operation

Fuzzy Operation for C;O Models

Fuzzy logic control specifics for cooling-only models.

Fuzzy Operation for H;P Models

Fuzzy logic control specifics for heat pump models.

Fuzzy Operation for Cooling Mode

Detailed operation of fuzzy logic in cooling mode.

Fuzzy Logic Operation Details

Fuzzy Operation for Dehumidification & Heating

Fuzzy logic for dehumidification and heating modes.

Airflow Speed and Timer Settings

Details on airflow selection and on-timer operation.

Advanced Operation Modes

Timer and Swing Modes

Functionality of Off-timer, Sleep Timer, and Chaos Swing.

Chaos Natural Wind Mode

Operation of the natural wind mode.

Special Operation Modes

Jet Cool and Forced Operation

Operation details for Jet Cool and Forced operation modes.

Test, Auto Restart, and Air Cleaner

Functions for testing, auto restart, and air cleaning.

Operation Mode and Protection Features

Remote Control Mode and Frosting Protection

Operation via remote control and evaporator pipe protection.

Buzzer Sounding Operations

Explanation of buzzer sounds and their meanings.

Display and Self-Diagnosis Functions

Display Indicators

Indicators for Heating and Cooling models.

Self-Diagnosis Functionality

Details of error codes and troubleshooting steps.

Installation Guide

Unit Location and Piping Specifications

Guidance on unit placement and piping requirements.

Installation Procedures

Mounting Installation Plate

Steps for securely mounting the installation plate.

Drilling Wall for Piping

Procedure for drilling the wall for piping connections.

Piping Work and Connection

Flaring Work Steps

Step-by-step guide for performing flaring work.

Pipe Preparation and Inspection

Methods for burr removal, nut fitting, and flare inspection.

Indoor Piping Connection

Preparing and Taping Indoor Piping

Steps for preparing and taping the indoor unit's piping.

Installing the Indoor Unit

Hooking the indoor unit onto the installation plate.

Indoor Piping Connection Details

Tightening and Insulating Pipes

Tightening flare nuts and insulating connections.

Routing and Bundling Pipes

Routing and bundling pipes for rear installation.

Indoor Piping Connection Details

Cable Connection and Insulation

Connecting cables and insulating pipe connections.

Outdoor Piping Connection

Connecting Outdoor Unit Pipes

Aligning, tightening, and rerouting outdoor unit pipes.

Inter-Unit Cable Connection

Connecting Indoor Unit Cables

Wiring the indoor unit's control board.

Power Cord and Breaker Specifications

Specifications for power cords and circuit breakers.

Inter-Unit Cable Connection Precautions

Connecting Outdoor Unit Cables

Wiring the outdoor unit's control board.

Wiring Installation Cautions

Important precautions for safe and proper wiring installation.

Drainage and Piping Formation

Checking Drainage System

Steps to verify proper water drainage functionality.

Forming and Securing Piping

Methods for forming and securing pipes and hoses.

System Test Running

Pre-Test Checks and Preparation

Verifying connections and preparing the remote control.

Evaluation and Pump Down Procedure

Assessing performance and refrigerant collection process.

Remote Control Operations

Remote Control Button Functions

Detailed list of remote control buttons and their operations.

Indoor Unit Disassembly

Safety Warning and Grille Removal

Crucial safety warning and procedure for removing the front grille.

Indoor Unit Disassembly Steps

Removing Control Box and Grilles

Steps for removing the control box and discharge grille.

Evaporator Removal

Procedure for removing the evaporator assembly.

Indoor Unit Component Removal

Motor Cover and Fan Removal

Steps for removing the motor cover and cross-flow fan.

Valve Operations

2-way and 3-way Valve Functions

Details on valve positions for various service tasks.

Refrigeration System Purging

Air Purging Procedure and Tools

Steps for purging air and required tools.

Leak Checking and Service Port Tightening

Checking for leaks and proper service port nut torque.

Refrigerant Pumping Down

Pumping Down Steps

Step-by-step guide for pumping down the system.

Re-installation Air Purging

Re-Purging Steps and Leak Check

Steps for purging air and checking for leaks.

Refrigerant Balancing

Balancing Refrigerant Levels

Steps to balance refrigerant levels in the system.

System Evacuation

Evacuation Steps and Confirmation

Step-by-step guide for system evacuation.

Refrigerant Gas Charging

Gas Charging Procedure

Step-by-step guide for charging refrigerant.

Refrigeration Cycle Troubleshooting

Troubleshooting Temperature & Current

Analyzing issues based on temperature difference and operating current.

Troubleshooting Pressure & Temperature

Troubleshooting based on suction pressure and temperature.

Electronic Parts Troubleshooting

Unit Non-Operation Troubleshooting

Troubleshooting steps for a unit that does not operate.

Main PCB Operation Checks

Checking the main PCB for proper operation.

Remote Control Troubleshooting

Remote Control Unresponsiveness

Troubleshooting when the remote control is unresponsive.

Motor and Fan Operation Troubleshooting

Compressor;Fan Not Driving

Troubleshooting steps when the compressor or fan won't run.

Indoor Fan Operation Troubleshooting

Indoor Fan Not Operating

Troubleshooting steps for a non-operating indoor fan.

Vertical Louver Operation Troubleshooting

Vertical Louver Not Operating

Troubleshooting steps for a non-operating vertical louver.

Heating Operation Troubleshooting

Heating Mode Failure Troubleshooting

Troubleshooting steps for heating mode failure.

General Troubleshooting Checks

Outdoor Wiring and Component Checks

Reviewing outdoor unit wiring and component conditions.

Electronic Control Device Diagrams

AC Part PWB Layouts

Top and bottom views of the AC part of the main PWB.

Cooling and Heat Pump PWB Layouts

PWB layouts for Cooling and Heat Pump models.

Electronic Control Device (DC Part)

DC Part PWB Top;Bottom Views

Top and bottom views of the DC part of the main PWB.

DC Part PWB Assemblies

DC Part PWB Layouts (Multiple)

Detailed views of various DC part PWB assemblies.

Display Assembly Diagrams

Display Assembly (6871 A20194)

Layout of display assembly 6871A20194.

Display Assembly (6871 A30009)

Layout of display assembly 6871A30009.

Display Assembly (6871 A20227)

Layout of display assembly 6871A20227.

Display Assembly Diagrams

Display Assembly (6871 A20390)

Layout of display assembly 6871A20390.

Display Assembly (6871 A20391)

Layout of display assembly 6871A20391.

Schematic Diagrams

DC and AC Part Schematics

Schematics for the DC and AC control sections.

Cooling Model Schematic

Cooling Model DC and AC Schematics

DC and AC control schematics for cooling models.

Cooling Model LED Type Schematic

Schematic details for LED type cooling models.

Cooling Model HVB Schematic

Cooling Model HVB DC and AC Schematics

DC and AC schematics for HVB cooling models.

Heat Pump Model LED Schematic

Heat Pump Model DC and AC Schematics

DC and AC schematics for heat pump models.

Heat Pump Model HVB Schematic

Heat Pump Model HVB DC Schematic

DC control schematic for HVB heat pump models.

Indoor Unit Exploded View and Parts List

Indoor Unit Exploded Diagram

Diagram showing exploded parts of the indoor unit.

Indoor Unit Parts List

Parts for LS-Q076 Models

Part numbers for specific LS-Q076 indoor unit models.

Indoor Unit Parts List

Parts for LS-Q096 Models

Part numbers for LS-Q096 series indoor units.

Indoor Unit Parts List

Parts for LS-Q096 Models (Continued)

Part numbers for LS-Q096 series indoor units.

Indoor Unit Parts List

Parts for LS-Q082 Models

Part numbers for LS-Q082 series indoor units.

Indoor Unit Parts List

Parts for LS-Q096 Models (Various)

Part numbers for various LS-Q096 indoor unit models.

Indoor Unit Parts List

Parts for LS-Q082 Models (Various)

Part numbers for various LS-Q082 indoor unit models.

Indoor Unit Parts List

Parts for LS-C096 Models

Part numbers for LS-C096 series indoor units.

Outdoor Unit Parts List

Parts for LS-Q096 Models

Part numbers for LS-Q096 series outdoor units.

Outdoor Unit Exploded View

Outdoor Unit Parts List

Parts for LS-Q076 Models

Part numbers for LS-Q076 series outdoor units.

Outdoor Unit Parts List

Parts for LS-Q096 Models (Various)

Part numbers for various LS-Q096 outdoor units.

Outdoor Unit Parts List

Parts for LS-Q096 Models (Various Cont.)

Part numbers for various LS-Q096 outdoor units.

Outdoor Unit Parts List

Parts for LS-Q082 Models

Part numbers for LS-Q082 series outdoor units.

Outdoor Unit Parts List

Parts for LS-Q082 Models (Various)

Part numbers for various LS-Q082 outdoor units.

Outdoor Unit Parts List

Parts for LS-C096 Models

Part numbers for LS-C096 series outdoor units.

Outdoor Unit Parts List

Parts for LS-C096 Models (Various)

Part numbers for various LS-C096 outdoor units.

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