EasyManua.ls Logo

LG AVNH306BLAC - User Manual

LG AVNH306BLAC
174 pages
Print Icon
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Loading...
LG
Synchro
Air Conditioner
SERVICE MANUAL
LG
CAUTION
website http://www.lgservice.com
e-mail http://www.lgeservice.com/techsup.html
• BEFORE SERVICING THE UNIT, READ THE SAFETY
PRECAUTIONS IN THIS MANUAL.
• ONLY FOR AUTHORIZED SERVICE PERSONNEL.
Question and Answer IconNeed help?

Do you have a question about the LG AVNH306BLAC and is the answer not in the manual?

Summary

Model Number Nomenclature

Indoor Unit Model Number Breakdown

Detailed breakdown of the indoor unit model code structure.

Outdoor Unit Model Number Breakdown

Detailed breakdown of the outdoor unit model code structure.

Safety Precautions

Installation Safety Guidelines

Crucial safety warnings and instructions for unit installation.

Operation Safety Instructions

Safety guidelines for operating the air conditioner safely.

Model Names and Capacities

Indoor Unit Models

List of indoor unit models with nominal capacities.

Outdoor Unit Models

List of outdoor unit models with nominal capacities.

Branch Kit Models

Available branch kit models and compatibility.

External Appearance of Units

Indoor Unit Designs

Visual representation of indoor unit models.

Outdoor Unit Designs

Visual representation of outdoor unit models.

Unit Dimensions and Specifications

Indoor Unit Dimensions

Detailed measurements for indoor unit types (Cassette, Duct, Convertible).

Outdoor Unit Dimensions

Comprehensive dimensional data for outdoor units (AUUH488C, 728C, 1008C).

Product Specifications

Indoor Unit Specifications

Detailed technical data for indoor unit models.

Outdoor Unit Specifications

Detailed technical data for outdoor unit models.

Unit Combination Tables

MPS Variable Unit Combinations

Valid combinations of indoor and outdoor units.

Installation Procedures

Indoor Unit Cassette Type Installation

Step-by-step guide for installing cassette indoor units.

Wiring Connection and Accessories

Electrical wiring and accessory installation guidance.

Indoor Unit Drain Piping

Instructions for proper installation of the drain piping.

Convertible Type Indoor Unit Installation

Installation steps for convertible indoor units.

Outdoor Unit Installation Guidelines

Guidelines for selecting location and installing outdoor units.

Piping and Refrigerant Handling

Piping diagrams, lengths, and refrigerant charging methods.

Branch Kit Installation

Branch Pipe Types and Specifications

Classification and specifications for branch pipes.

Branch Kit Accessories

List of accessories required for branch kit installation.

Wiring Connection Standards

Auto Addressing Setup

Simultaneous Operation Guide

Test Running Procedures

Operation Modes and Functions

Main Unit Functions and Indicators

Overview of main unit controls, displays, and indicators.

Cooling and Heating Mode Operations

Detailed operation sequences for cooling and heating.

Fuzzy Operation Logic

Explanation of fuzzy logic control for various modes.

Remote Control Operation Guide

Instructions for operating the unit using remote controllers.

Thermistor System and Air Volume Adjustment

Thermistor system and air volume control for cassette units.

ESP Setting for Duct Type Units

Configuration of External Static Pressure for duct type units.

Control Devices and Functionality

Simple Central Control System

Features of the simple central control interface.

Electrical Wiring and Connections

Diagrams and procedures for electrical wiring.

Indoor Unit Address Setting

Methods for setting indoor unit addresses.

Deluxe Central Control System

Overview and characteristics of the Deluxe Central Control.

System Configuration and Specifications

System architecture and main component specifications.

Schematic Diagrams

Indoor Unit Electronic Control Schematics

Circuit diagrams for indoor unit electronic controls.

Outdoor Unit Schematic Diagrams

Circuit diagrams for outdoor unit electronic controls.

Wiring Diagrams by Unit Type

Wiring diagrams for different indoor unit types.

Component Locations Diagrams

Diagrams showing the physical placement of components.

Piping Diagrams

AUUH488 C Piping Configurations

Refrigerant piping layouts for AUUH488C models.

AUUH728 C Piping Configurations

Refrigerant piping layouts for AUUH728C models.

AUUH1008 C Piping Configurations

Refrigerant piping layouts for AUUH1008C models.

Troubleshooting Guide

Cycle Troubleshooting Analysis

Diagnostic steps for refrigeration cycle issues.

Electronic Parts Troubleshooting

Troubleshooting common electronic component failures.

Self-diagnosis Function and Error Codes

Interpreting error codes and self-diagnosis indicators.

Specific Error Code Troubleshooting Steps

Detailed troubleshooting for specific error codes.

(3-way) Valve Operations

3-Way Valve Works and Positions

Valve positions for shipping, purging, operation, and servicing.

Pumping Down Procedure

Steps for safely pumping down refrigerant.

Evacuation Procedure

Steps for evacuating the system.

Gas Charging Procedure

Steps for charging refrigerant into the system.

Unit Operation Functions

Ceiling Cassette Type Operation

Main control functions for ceiling cassette units.

Duct Type Operation Functions

Main control functions for duct type units.

Ceiling & Floor Type Operation

Main control functions for ceiling & floor units.

Heating Mode Operation Details

Specific operational details for heating mode.

Hot-Start Control Function

Explanation of the hot-start control mechanism.

Outdoor Unit Controls and Functions

Basic Control Operations

Standard operational controls for outdoor units.

EEV Control Logic

Explanation of the Electronic Expansion Valve control.

Fan Control Methods

Methods for controlling outdoor unit fan speed.

Reversing Valve Control

Operation and logic of the reversing valve.

Special Control Functions

Details on defrost and oil equalization controls.

Protection Control Mechanisms

Safety features and protection controls for the outdoor unit.

Exploded View & Replacement Parts List

Indoor Unit - Ceiling Cassette Type (TE Chassis) Exploded View

Exploded view for TE chassis ceiling cassette units.

Indoor Unit - Ceiling Cassette Type (TF Chassis) Exploded View

Exploded view for TF chassis ceiling cassette units.

Indoor Unit - Ceiling Cassette Type (TD Chassis) Exploded View

Exploded view for TD chassis ceiling cassette units.

Indoor Unit - Duct Type (BH;BG Chassis) Exploded View

Exploded view for BH/BG chassis duct type units.

Indoor Unit - Duct Type (BR Chassis) Exploded View

Exploded view for BR chassis duct type units.

Indoor Unit - Convertible Type (VE Chassis) Exploded View

Exploded view for VE chassis convertible indoor units.

Indoor Unit - Convertible Type (VB Chassis) Exploded View

Exploded view for VB chassis convertible indoor units.

Outdoor Unit (AUUH488 C) Parts List

Exploded view and parts list for the AUUH488C outdoor unit.

Outdoor Unit (AUUH728 C) Parts List

Exploded view and parts list for the AUUH728C outdoor unit.

Outdoor Unit (AUUH1008 C) Parts List

Exploded view and parts list for the AUUH1008C outdoor unit.

Indoor Unit Cassette Type (PT-HEC1) Parts

Parts list for PT-HEC1 cassette indoor units.

Indoor Unit Cassette Type (PT-HFC) Parts

Parts list for PT-HFC cassette indoor units.

Indoor Unit Cassette Type (PT-HDC1) Parts

Parts list for PT-HDC1 cassette indoor units.

LG AVNH306BLAC Specifications

General IconGeneral
BrandLG
ModelAVNH306BLAC
CategoryAir Conditioner
LanguageEnglish

Related product manuals