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LG MULTI V IV ARUB080BTE4 User Manual

LG MULTI V IV ARUB080BTE4
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P/NO : MFL68065501
www.lg.com
INSTALLATION MANUAL
AIR CONDITIONER
• Please read this installation manual completely before installing the product.
• Installation work must be performed in accordance with the national
wiring standards by authorized personnel only.
• Please retain this installation manual for future reference after reading
it thoroughly.your set and retain it for future reference.
ENGLISH
ESPAÑOL
PORTUGUESE

Table of Contents

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LG MULTI V IV ARUB080BTE4 Specifications

General IconGeneral
BrandLG
ModelMULTI V IV ARUB080BTE4
CategoryAir Conditioner
LanguageEnglish

Summary

Tips for Saving Energy

Important Safety Instructions

Safety Precautions

General safety warnings and cautions for installation and operation.

Installation

Installation Precautions

Guidelines and warnings for performing installation work correctly.

Installation Cautions

Operation Cautions

Installation Process

Installation Process Steps

Sequential steps for installing the air conditioner unit.

Outdoor Units Information

Outdoor Unit Specifications

Technical specifications and data for various outdoor unit models.

Alternative Refrigerant R410A

R410A Refrigerant Cautions

Important safety and handling precautions for R410A refrigerant.

Select the Best Location

Location Selection Criteria

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

Installation Space

Installation Space Requirements

Specifies the minimum required clearance around the unit for installation.

Installation

Installation Location and Support

Guidance on selecting location and ensuring proper support for outdoor units.

Lifting Method

Lifting and Handling Procedures

Safe methods for lifting and carrying the outdoor unit.

Handling and Carrying Precautions

Preparation of Piping

Piping Preparation Steps

Detailed steps for preparing refrigerant piping before installation.

Piping Installation Cautions

Refrigerant Piping Installation

Refrigerant Piping Precautions

Important considerations for connecting refrigerant pipes and operating valves.

Welding Safety Warnings

Pipe Knock-Out Cautions

Installation of Outdoor Unit, HR Unit, Indoor Unit Refrigerant Pipe

Refrigerant Pipe Connections

Details on connecting refrigerant pipes between outdoor, HR, and indoor units.

Indoor Unit Connection Order Caution

HR Unit Branch Capacity Warnings

Refrigerant Piping Material and Installation Cautions

Refrigerant Recharge and Mixing Warning

Pipe Connections Between Indoor and Outdoor Unit

Pipe Connection Methods

Methods and precautions for connecting pipes between indoor and outdoor units.

Branch pipe Fitting

Branch Pipe Fitting Procedures

Guidelines and procedures for fitting branch pipes, including insulation.

Refrigerant Charging Warnings

Leak Test and Vacuum drying

Leak Test Procedure

Detailed steps for performing a leak test using nitrogen gas.

Vacuum Pump Usage Warnings

Vacuuming Procedure

Thermal Insulation of Refrigerant Piping

Refrigerant Piping Insulation

Guidelines for properly insulating refrigerant piping to prevent condensation and heat loss.

Power Wiring Installation Precautions

Power Supply Cautions

Main Power Supply and Capacity Wiring

Indoor Unit Wiring and Switch Warnings

Series Connection Capacity Warning

Indoor Unit Wiring and Switch Precautions

Series Connection Capacity Warning

Indoor Unit Wiring and Switch Precautions

HR Unit Setup Switches

Outdoor Unit Setting Check

Manual Valve Addressing Setup

Valve Group Setting

Automatic Addressing

Automatic Addressing Procedure

Step-by-step guide for performing automatic addressing of indoor units.

Automatic Pipe Detection

Automatic Pipe Detection Procedure

Steps for performing automatic pipe detection for system configuration.

Manual Pipe Detection Procedure

Auto-Addressing and Pipe Detection Warnings

The Procedure of Automatic Addressing

Flow Chart of Manual Addressing for Pipe Detection

Master Indoor Unit Zoning Setup

Function Setting

Valve and Central Control Address Warning

Group Number Setting for Indoor Units

Static Pressure Compensation Mode Setting

Night Low Noise Function Setting

Overall Defrost Mode Setting

ODU Address Setting

Snow Removal & Rapid Defrost Setting

Target Pressure Adjusting

IDU Capacity Adjusting

Comfort Operation Setting

Self-Diagnosis Function

Error Indicator Display

How error codes are indicated on the unit and remote controller.

Refrigerant Leak Checking Procedure

Seaside Installation Precautions

Outdoor Unit Seaside Location Selection

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