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LG MULTI V ARNU093M1A4 - User Manual

LG MULTI V ARNU093M1A4
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DUCTED INDOOR UNITS
INSTALLATION MANUAL
High Static Ducted Indoor Units
ARNU363B8A4
ARNU423B8A4
ARNU483B8A4
ARNU763B8A4
ARNU963B8A4
Low-Static Ducted Indoor Units
ARNU073L1G4
ARNU093L1G4
ARNU123L2G4
ARNU153L2G4
ARNU183L2G4
ARNU243L3G4
High Static Ducted Indoor Units
ARNU073M2A4
ARNU093M2A4
ARNU123M2A4
ARNU153M2A4
ARNU183M2A4
ARNU243M2A4
ARNU283M3A4
Mid Static Ducted Indoor Units
ARNU073M1A4
ARNU093M1A4
ARNU123M1A4
ARNU153M1A4
ARNU183M1A4
ARNU243M1A4
ARNU283M2A4
ARNU363M2A4
ARNU423M2A4
ARNU483M3A4
ARNU543M3A4
Vertical Air Handling
Indoor Units
ARNU123NJA4
ARNU183NJA4
ARNU243NJA4
ARNU303NJA4
ARNU363NJA4
ARNU423NKA4
ARNU483NKA4
ARNU543NKA4
ARNU073MAA4
ARNU093MAA4
ARNU123MAA4
ARNU153MAA4
ARNU183MAA4
ARNU243MAA4
Convertible Mid Static Ducted Indoor Units

Table of Contents

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LG MULTI V ARNU093M1A4 Specifications

General IconGeneral
CategoryAir Conditioner
TypeMulti V
Model NumberARNU093M1A4
Cooling Capacity9, 000 BTU/h
Heating Capacity10, 000 BTU/h
RefrigerantR410A
Power Supply220-240V, 50Hz
Indoor Unit Noise Level32-39 dB(A)
Outdoor Unit Noise Level54 dB(A)

Summary

Safety Instructions

Installation Safety

Provides critical safety precautions and warnings for the installation process of the unit.

Wiring

General Wiring Safety

Details safety precautions and requirements for electrical wiring installation.

General Information and Cable Separation

Safety and best practices for wiring and separating power and communication cables.

Power Wiring and Communication Cable Connections

Details on making proper power and communication cable terminations.

Power Supply and Power Wiring Specifications

Specifies power requirements and wiring standards for indoor units.

Operation Safety

General Operation Precautions

Covers safety guidelines for operating the unit, including handling and maintenance procedures.

Introduction

Safety Information

Emphasizes personnel safety as the primary concern during all installation procedures.

R410 A Refrigerant

R410 A Refrigerant Safety and Handling

Provides warnings and notes on handling R410A refrigerant and piping system requirements.

Electrical Data

Refrigerant Piping Diagrams

Piping Diagram for Various Ducted Units

Illustrates refrigerant piping connections for multiple ducted unit types.

General Installation Guidelines

Location Selection

Provides guidance on selecting an appropriate installation location for indoor units.

Installation

Install Ducted IDU Chassis

Step-by-step instructions for installing the indoor unit chassis.

Piping Connections

Details pipe connection dimensions and refrigerant safety for ducted units.

Roughing In the Indoor Unit

Details procedures for roughing in ductwork and connections for the indoor unit.

Duct Connection Dimensions

Maintenance Clearances

Convertible Mid-Static Ducted Vertical Installation Conversion Kit Wiring

Duct Work For Vertical; Horizontal Air Handler Units

Refrigerant Piping

Piping Preparation and Safety

Covers safety precautions and preparation steps for refrigerant piping.

Creating a Flare Fitting

Step-by-step guide on how to create proper flare fittings for refrigerant lines.

Tightening Flare Nuts

Refrigerant Safety

Brazing Procedures

Refrigerant Pipe Connections

Insulate Refrigerant Pipes

Condensate Piping

General Condensate Piping Information

Overview of condensate drainage systems for ducted indoor units.

Gravity Condensate Pipe Connection

Vertical;Horizontal Air Handler Unit (AHU) Drain Information

Connection Procedure

Connecting the Power Wiring

Steps for safely connecting power wiring to the indoor unit.

Controls Setup

LGRED°, HRU Compatibility, and Gen 4 DIP Switch Settings

Details LGRED technology, HRU compatibility, and Gen 4 DIP switch configurations.

DIP Switch Settings

Explains how to configure DIP switches for group control and other functions.

Installation Checklist

Rough-In Checklist

Checklist items for the rough-in phase of installation.

Refrigerant Piping Checklist

Checklist items related to refrigerant piping installation.

Condensate System Checklist

Checklist items for the condensate system installation.

Electrical Checklist

Checklist items for electrical connections and grounding.

Indoor Unit Control Panel Checklist

Checklist items for the indoor unit control panel and DIP switches.

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