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LG LAU180HYV3 User Manual

LG LAU180HYV3
80 pages
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SINGLE ZONE ART COOL PREMIER
WALL MOUNTED
INSTALLATION MANUAL
1-1/4, 1-1/2 and 2 Tons
LA150HYV3, LA180HYV3, LA240HYV3
3/4 and 1 Tons
LA090HYV3, LA120HYV3
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LG LAU180HYV3 Specifications

General IconGeneral
BrandLG
ModelLAU180HYV3
CategoryAir Conditioner
LanguageEnglish

Summary

Safety Instructions

Installation Safety Precautions

Provides critical safety guidelines and warnings for the installation phase.

General Installation Guidelines

Outdoor Unit Location Selection

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

Outdoor Unit Clearances

Specifies minimum clearance requirements for proper airflow and service access.

Rigging and Mounting Outdoor Unit

Instructions for safely lifting, rigging, and mounting the outdoor unit.

Indoor Unit Clearances

Specifies minimum clearances for the indoor unit for proper installation and airflow.

Mounting the Indoor Unit Plate

Step-by-step guide for securely attaching the indoor unit's mounting plate to the wall.

Mounting the Indoor Unit

Details on how to attach the indoor unit to the wall plate and make connections.

Refrigerant Safety and Limitations

Flaring and Brazing Procedures

Flaring Procedure

Step-by-step instructions for creating proper flares on refrigerant pipes for connections.

Brazing Practices

Guidelines and warnings for performing brazing connections on refrigeration systems.

Refrigerant Piping Connections

Insulation

Electrical System Installation

Electrical Safety and Connections

Safety warnings and best practices for power and communication wiring installations.

Power Wiring Specifications

Outlines power supply requirements, wiring gauge, circuit breakers, and grounding.

Indoor Unit Electrical Wiring

Safety precautions and steps for connecting electrical wiring to the indoor unit.

Outdoor Unit Electrical Connections

Safety warnings and steps for connecting power and communication wiring to the outdoor unit.

Final Installation Procedures

Triple Leak / Pressure Test

Procedure to test the system for leaks and pressure integrity after piping installation.

Deep Evacuation Procedure

Steps for evacuating the refrigerant piping system to a deep vacuum level.

Finishing the Job

Final steps to complete the installation, including opening service valves and securing the unit.

Test Run and Performance Evaluation

Procedures for performing a test run and evaluating system performance after installation.

Troubleshooting

Indoor Unit Error Codes

Lists and explains error codes for indoor unit malfunctions, including LED blink patterns.

Outdoor Unit Error Codes

Lists and explains error codes for outdoor unit malfunctions, including LED blink patterns.

Cautions for Refrigerant Leaks

Installation Checklist

Installation Checklist Summary

A comprehensive checklist to ensure all installation steps and requirements are met.

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