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LG LA150HYV3 User Manual

LG LA150HYV3
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 LA150HYV3 Specifications

General IconGeneral
BrandLG
ModelLA150HYV3
CategoryAir Conditioner
LanguageEnglish

Summary

SAFETY INSTRUCTIONS

Safety Instructions Overview

General safety warnings, symbols, and initial precautions for installation and operation.

Installation Safety

Specific safety warnings and precautions during the installation process.

Wiring Safety

Safety guidelines and precautions related to electrical wiring connections.

Operation Safety

Safety guidelines and precautions for operating the air conditioning system.

GENERAL INSTALLATION GUIDELINES

Outdoor Unit Location Selection

Guidelines for selecting the optimal installation location for the outdoor unit.

Required Outdoor Unit Clearances

Minimum clearances needed around the outdoor unit for proper function and service access.

Rigging and Lifting / Outdoor Unit Mounting

Instructions for safely lifting and mounting the outdoor unit to its intended location.

Outdoor Unit Mounting

Details and methods for securely mounting the outdoor unit on various surfaces.

Required Indoor Unit Clearances

Minimum clearances required around the indoor unit for efficient operation and maintenance.

Indoor Unit Mounting

Steps for securely mounting the indoor unit and its installation plate to the wall.

Mounting the Indoor Unit to the Installation Plate

Final steps to attach and secure the indoor unit to the wall installation plate.

REFRIGERANT SAFETY STANDARDS / DEVICE CONNECTION LIMITATIONS

Refrigerant Safety Standards

Guidelines addressing refrigerant safety and maximum allowable concentrations in occupied spaces.

REFRIGERANT SYSTEM ENGINEERING

No Pipe Size Substitutions

Strict prohibition against using pipe sizes different from those specified in the manual.

FLARING AND BRAZING PROCEDURES

Flaring Procedure

Step-by-step instructions for creating proper flare connections for refrigerant lines.

Brazing Practices

Safe and effective procedures for brazing refrigerant piping connections.

REFRIGERANT PIPING CONNECTIONS

Outdoor Unit Connections

Detailed steps for connecting the refrigerant piping to the outdoor unit.

Indoor Unit Connections

Detailed steps for connecting the refrigerant piping to the indoor unit.

INSULATION

Refrigerant Piping System Insulation

Importance of insulating refrigerant piping to prevent heat loss/gain and condensation.

Minimum Refrigerant Pipe Ethylene Propylene Diene Methylene (EPDM) Insulation Wall Thickness Requirements

Specifies minimum insulation thickness for various pipe sizes and locations.

ELECTRICAL SYSTEM INSTALLATION

Safety Guidelines / Connections and Specifications

Critical electrical safety warnings and connection specifications.

Power Wiring / Communication Cable Connections

Step-by-step guide for connecting power and communication cables to the unit.

Power Supply / Power Wiring Specifications

Requirements for the power supply, wire gauge, circuit breakers, and grounding.

Communication / Connection (Power) Cable Specifications from Outdoor Unit to Indoor Unit

Detailed specifications for communication and power cables, including length considerations.

FINAL INSTALLATION PROCEDURES

TROUBLESHOOTING

CAUTIONS FOR REFRIGERANT LEAKS

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