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LG LSU363HLV3 User Manual

LG LSU363HLV3
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SINGLE ZONE EXTENDED PIPING
WALL MOUNTED
INSTALLATION MANUAL
2 Tons
LS243HLV3
2-1/2 and 2-3/4 Tons
LS303HLV3, LS363HLV3
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LG LSU363HLV3 Specifications

General IconGeneral
BrandLG
ModelLSU363HLV3
CategoryAir Conditioner
LanguageEnglish

Summary

SAFETY INSTRUCTIONS

INSTALLATION

Details safety instructions for the installation process.

WIRING

Safety instructions related to electrical wiring and connections.

GENERAL INSTALLATION GUIDELINES

Outdoor Unit Location Selection

Guidelines for choosing an optimal and safe location for the outdoor unit.

REFRIGERANT SAFETY STANDARDS / DEVICE CONNECTION LIMITATIONS

Refrigerant Safety Standards

Guidelines on refrigerant safety and allowable concentrations in occupied spaces.

Device Connection Limitations

Limits for refrigerant piping to ensure system reliability and performance.

REFRIGERANT SYSTEM ENGINEERING

No Pipe Size Substitutions

Emphasizes using only specified pipe sizes to avoid malfunction.

FLARING AND BRAZING PROCEDURES

Flaring Procedure

Step-by-step guide for creating proper flare connections.

Brazing Practices

Essential practices for performing brazing connections safely and effectively.

REFRIGERANT PIPING CONNECTIONS

Outdoor Unit Connections

Detailed steps for connecting piping to the outdoor unit.

Indoor Unit Connections

Steps for connecting piping to the indoor unit.

INDOOR UNIT CONDENSATE DRAIN HOSE

INSULATION

ELECTRICAL SYSTEM INSTALLATION

Safety Guidelines / Connections and Specifications

Core safety rules and general electrical information.

FINAL INSTALLATION PROCEDURES

Triple Leak / Pressure Test

Procedure to test the system for leaks and pressure integrity.

Deep Evacuation Procedure

Procedure for removing air and moisture from the system.

Triple Evacuation Procedure

A best practice procedure for system evacuation.

Refrigerant Trim Charge, Finishing the Job

Instructions for adding refrigerant and completing the installation.

Finishing the Job / Finalizing Wall-Mounted Installation

Final steps to complete the physical installation and secure the unit.

Installing Batteries, Test Run, Performance Evaluation

Procedures for battery installation, system test, and performance checks.

TROUBLESHOOTING

LG Monitoring View (LGMV) Diagnostic Software

Overview of the LGMV software for system monitoring and diagnostics.

Error Codes

Explains how to interpret and use error codes for troubleshooting.

LG SIMS - Self Diagnosis Functions

Introduction to LG SIMs app for system monitoring and self-diagnosis.

CAUTIONS FOR REFRIGERANT LEAKS

Cautions for Refrigerant Leaks / Introduction

Guidelines and calculations for refrigerant concentration and safety.

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