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LG MULTI V ARNU183NJA4

LG MULTI V ARNU183NJA4
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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 ARNU183NJA4 Specifications

General IconGeneral
ModelARNU183NJA4
Heating Capacity6.0 kW
Power Supply220-240V, 50Hz
RefrigerantR410A
Indoor Unit Dimensions (W x H x D)850 x 300 x 200 mm
Outdoor Unit Dimensions (W x H x D)900 x 700 x 300 mm
COP (Heating)4.0
Operating Temperature (Heating)-15°C to 24°C
Energy Efficiency Ratio (EER)11.5
EER (Cooling)11.5
Outdoor Unit Noise Level56 dB(A)
Indoor Unit Weight10 kg
Outdoor Unit Weight38 kg

Summary

SAFETY INSTRUCTIONS

SAFETY INSTRUCTIONS

General safety warnings and precautions for installation.

WIRING

INTRODUCTION

UNIT NOMENCLATURE

UNIT NOMENCLATURE

Explains the model numbering system for cassette indoor units.

R410 A REFRIGERANT

GENERAL DATA

GENERAL DATA: Specifications Overview

Technical specifications for various ducted indoor unit chassis types.

GENERAL DATA: Electrical Data Overview

Electrical data for various chassis types.

GENERAL DATA: Dimensions Overview

Physical dimensions for various ducted indoor unit chassis types.

GENERAL INSTALLATION GUIDELINES

INSTALLATION

Chassis and Indoor Unit Rough-In

Instructions for installing chassis and preparing the area.

Piping Connections and Safety

Details on connecting piping and critical refrigerant safety.

Indoor Unit Dimensions

Table detailing the physical dimensions of various indoor units.

Duct Connection Dimensions

Dimensions and diagrams for connecting ducts to indoor units.

INSTALLATION

REFRIGERANT PIPING

REFRIGERANT PIPING

Refrigerant Safety and Brazing

Detailed safety on refrigerant and best practices for brazing.

WIRING

Power and Communication Cable Connections

Best practices for power and communication cable termination.

Power Supply and Wiring Specifications

Requirements for power supply and wiring for indoor units.

Outdoor to Indoor Unit Communication Cables

Specs for communication cables between ODUs and IDUs/HRUs.

Indoor to Remote Controller Communication Cables

Specs for communication cables between IDUs and remote controllers.

Indoor Unit Communication Cable Connections

Procedures for connecting communication cables to indoor units.

Connection Procedure

General procedures for connecting power and communication wiring.

CONTROLS SETUP

LGRED, HRU Compatibility, and Gen 4 Settings

Info on LGRED, HRU compatibility, and Gen 4 settings.

DIP Switch Settings

Instructions for setting DIP switches for group control.

CONTROLS SETUP

INSTALLATION CHECKLIST

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