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LG LS180HEV2 - User Manual

LG LS180HEV2
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Single Zone Mega: LS090HEV2, LS120HEV2, LS180HEV2, LS240HEV2
Single Zone Mega 115V: LS090HXV, LS120HXV
SINGLE ZONE MEGA AND MEGA 115V
WALL MOUNTED
INSTALLATION MANUAL
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LG LS180HEV2 Specifications

General IconGeneral
BrandLG
ModelLS180HEV2
CategoryAir Conditioner
LanguageEnglish

Summary

Safety Instructions

Table of Symbols

Defines symbols used for safety warnings and precautions.

Installation Safety

Safety precautions to prevent injury or death during installation.

Wiring Safety

Safety guidelines and precautions for electrical wiring connections.

Operation Safety

Safety precautions to prevent hazards during unit operation.

General Data

Unit Nomenclature

Explains the model naming conventions for units.

Parts and Tools

Lists included parts and required field-provided tools.

System Specifications

Provides detailed technical specifications for Mega and Mega 115V systems.

Electrical Data

Details electrical requirements and ratings for system models.

General Installation Guidelines

Outdoor Unit Location Selection

Guidelines for choosing the optimal outdoor unit placement.

Rigging and Lifting; Outdoor Unit Mounting

Procedures for safely handling and securing the outdoor unit.

Indoor Unit Location Selection and Mounting

Guidance for selecting indoor unit location and mounting.

Refrigerant Piping System Information

Covers safety, limitations, expansion, handling, and engineering of refrigerant piping.

Flaring and Brazing Procedures

Instructions for making proper refrigerant pipe connections.

Refrigerant Piping Connections

Installation Overview

Provides an overview of piping connections between units.

Special Applications

Addresses unique installation scenarios for piping and drain hoses.

Outdoor Unit Connections

Details how to connect refrigerant piping to the outdoor unit.

Indoor Unit Connections

Instructions for connecting refrigerant piping to the indoor unit.

Drain Piping and Hose Installation

Guides on installing condensate drain systems for units.

Insulation

Refrigerant Piping System Insulation

Explains the importance and methods of insulating refrigerant piping.

EPDM Insulation Wall Thickness Requirements

Specifies minimum insulation wall thicknesses based on location.

Electrical System Installation

Safety Guidelines and Specifications

Outlines electrical safety, wiring standards, and connections.

Power Supply and Wiring Specifications

Details power requirements and wiring practices.

Communication Cable Specifications

Covers wiring requirements for communication cables.

Controller Options

Explains wireless and wired controller setup.

Indoor Unit Electrical Connections

Step-by-step guide for wiring indoor units.

Outdoor Unit Electrical Connections

Step-by-step guide for wiring outdoor units.

Final Installation Procedures

Triple Leak; Pressure Test

Procedure for testing refrigerant piping for leaks and pressure integrity.

Deep Evacuation Procedure

Steps to remove air and moisture from the refrigerant system.

Refrigerant Trim Charge and Finishing

Instructions for adding refrigerant and completing the job.

Reattaching Indoor Unit Bottom Cover

Steps to secure the indoor unit bottom cover after installation.

Air Filter Disassembly and Assembly

Procedures for removing and reinstalling air filters.

Batteries, Test Run, and Performance Evaluation

Guide for initial setup, system testing, and performance checks.

Installer Mode and Cooling Only Mode

Instructions for setting up special operating modes.

Pump Down Procedure

Method for collecting refrigerant in the outdoor unit for servicing.

Troubleshooting

LG SIMs - Self Diagnosis Functions

Using the SIMs app for system monitoring and diagnosis.

Error Codes

Lists and explains error codes for troubleshooting.

Cautions for Refrigerant Leaks

Refrigerant Concentration Limit Calculations

Information on calculating safe refrigerant levels in occupied spaces.

Installation Checklist

Major Component Rough-In

Checklist for initial component installation.

Piping and Insulation

Checklist for refrigerant piping and insulation steps.

Brazing Practices

Checklist items for proper brazing techniques.

Refrigerant Piping

Checklist for refrigerant piping installation steps.

Condensate Pump; Drain Installation

Checklist for drain system installation.

Power Wire and Communication Cables

Checklist for electrical wiring and cable connections.

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