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LG AMNH076LQL0 User Manual

LG AMNH076LQL0
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LG
Multi Type Air Conditioner
SERVICE MANUAL
LG
CAUTION
website http://www.lgservice.com
• BEFORE SERVICING THE UNIT, READ THE SAFETY
PRECAUTIONS IN THIS MANUAL.
• ONLY FOR AUTHORIZED SERVICE PERSONNEL.
MODEL
Indoor Unit:
Outdoor Unit: A2UW146FA0
A2UW146FA1
A2UW146FA2
A2UW166FA0
A2UW166FA1
A2UW186FA0
A3UW186FA0
A3UW186FA1
A3UW246FA0
A4UW246FA0
A4UW306FA0
A4UW306FA1
A6UW406FA0
Room Type
Art Cool Deluxe Type
Duct Type 1 Way CST
AMNH096BTG0
AMNH126BTG0
AMNH186BTG0
AMNH096BPA0
AMNH126BPA0
AMNH186BHA0
AMNH246BHA0
AMNC246BHA0
AMNH306BGA0
AMNC306BGA0
AMNH366BGA0
AMNC366BGA0
AMNH09GB1A0
AMNH12GB1A0
AMNH18GB2A0
AMNH24GB2A0
AMNH076LQL0
AMNH096LQL0
AMNH096LRL0
AMNH126LRL0
AMNH186LTL0
AMNH246LTL0
AMNH07GD4L0
AMNH09GD4L0
AMNH12GD4L0
AMNH18GD5L0
AMNH24GD5L0
AMNH096AP*1
AMNH126AP*1
AMNH076DZ*0
AMNH096DU*0
AMNH126DU*0
AMNH186D3*0
AMNH246D3*0
AMNH07GDZ*0
AMNH09GDU*0
AMNH12GDU*0
AMNH18GD3*0
AMNH24GD3*0
AMNH07GDE*0
AMNH09GDE*0
AMNH12GDE*0
AMNH096TCC0
AMNC096TCC0
AMNH126TCC0
AMNC126TCC0
AMNH09GTCC0
AMNH12GTCC0
4 Way CST
AMNH096TEC0
AMNH126TEC0
AMNH186TEC0
AMNH246TFC0
AMNH306TFC0
AMNH366TDC0
AMNH306TFA0
AMNC306TFC0
AMNC366TDC0
AMNH09GTEF0
AMNH12GTEF0
AMNH18GTEF0
AMNH24GTHF0
CVT
AMNH096VEA0
AMNH126VEA0
AMNH186VBA0
AMNH246VBA0
Art Cool Type

Table of Contents

Other manuals for LG AMNH076LQL0

Questions and Answers:

LG AMNH076LQL0 Specifications

General IconGeneral
BrandLG
ModelAMNH076LQL0
CategoryAir Conditioner
LanguageEnglish

Summary

Model Number Nomenclature

Indoor Unit

Details the nomenclature for LG indoor units, including type, function, and color.

Outdoor Unit

Explains the model number structure for LG outdoor units, including type and capacity.

Safety Precautions

Installation Safety

Provides critical safety instructions for installing the air conditioner unit to prevent hazards.

Operational Safety

Outlines safety guidelines for operating the air conditioner to ensure user and product safety.

Dimensions

Indoor Unit Dimensions

Presents physical dimensions for various types of LG indoor units, including split, Art Cool, and duct types.

Outdoor Unit Dimensions

Details the physical dimensions of LG outdoor units across different models and capacities.

Product Specifications

Indoor Unit Specifications

Lists technical specifications for various LG indoor units, including capacity, power, and noise levels.

Outdoor Unit Specifications

Provides technical specifications for LG outdoor units, covering capacity, power supply, and refrigerant details.

Installation

Select Indoor Unit Location

Guides on choosing optimal locations for indoor units to ensure proper airflow, drainage, and accessibility.

How to Fix Indoor Unit

Details the mounting procedures for indoor units, including installation plate fixing and piping hole drilling.

Connecting Pipings to Outdoor Unit

Outlines the procedure for connecting indoor and outdoor unit pipings and electrical cables, including critical CAUTIONs.

Maximum Pipe Length and Refrigerant Charge

Specifies maximum allowable piping lengths and refrigerant charge calculations for multi-type systems.

Test Running

Precautions in Test Run

Lists essential precautions and procedures for conducting a test run of the air conditioner system.

Evaluate Performance

Describes how to evaluate the performance of the unit after installation, focusing on temperature and refrigerant checks.

Operation

Function of Indoor Unit

Explains the operational functions and indicators of various LG indoor unit types and their controls.

Function of Outdoor Unit

Details the operational logic and protection functions of the outdoor unit, including compressor and fan control.

Remote Control Operation

Provides an overview of the remote control buttons and their functions for operating the air conditioning system.

Control Devices and Function

Simple Central Control

Introduces the features and functionality of the simple central control system for managing multiple units.

Electrical Wiring

Illustrates the wiring connections for central control systems, including outdoor and indoor unit connections.

Indoor Unit Address Setting

Explains how to set the unique address for each indoor unit within a central control system.

Deluxe Central Control

Details the features and benefits of the Deluxe Central Control system for comprehensive air conditioner management.

Disassembly of the parts (Indoor unit)

Split Type Indoor Unit Disassembly

Provides step-by-step instructions for disassembling the split type indoor unit, including grille and sensor removal.

Art Cool Deluxe Type Indoor Unit Disassembly

Outlines the procedure for disassembling the Art Cool Deluxe Type indoor units (SZ, SU, S3 models).

CVT Type - VB chassis Disassembly

Describes the process for removing components from the CVT Type VB chassis indoor unit, starting with the air filter.

Schematic Diagram

Indoor Unit Electronic Control Device

Presents the electronic control device schematic for the indoor unit, detailing component connections and layout.

Outdoor Unit Schematic Diagram

Displays the schematic diagram for the electronic control device of LG outdoor units, outlining component layout.

Troubleshooting Guide

Refrigeration Cycle Diagram

Illustrates the refrigeration cycle for various LG outdoor unit models, showing refrigerant flow and component locations.

Self-diagnosis Function

Explains the self-diagnosis function, listing error codes and their corresponding descriptions for indoor and outdoor units.

Electronic Parts Troubleshooting Guide

Provides troubleshooting steps for common electronic part issues, including power supply and component checks.

(3-way) Valve

3-way Valve (Liquid Side)

Details the operation and service positions of the 3-way valve for the liquid side of the refrigerant system.

3-way Valve (Gas Side)

Explains the operation and service positions of the 3-way valve for the gas side of the refrigerant system.

Pumping Down Procedure

Details the procedure for pumping down the refrigerant system before servicing or transferring the unit.

Evacuation Procedure

Outlines the process for evacuating the refrigeration system to remove air and moisture, ensuring proper vacuum levels.

Gas Charging Procedure

Describes the steps for charging the refrigeration system with the correct amount of refrigerant, including handling liquid and gas.

Exploded View & Replacement Parts List

Indoor Unit Parts List

Provides exploded views and part lists for various LG indoor unit chassis types, aiding in part identification.

Outdoor Unit Parts List (Single compressor inverter)

Lists replacement parts for LG outdoor units with single compressor inverter systems, detailing part numbers.

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