LG ARNU483B8A4 User Manual

DUCTED INDOOR UNIT
ENGINEERING MANUAL
High Static Ducted
7,500 to 95,900 Btu/h
Low Static Ducted
7,500 to 24,000 Btu/h
Vertical / Horizontal Air Handler
12,000 to 54,000 Btu/h

LG ARNU483B8A4 Specifications

General

Brand	LG
Model	ARNU483B8A4
Category	Air Conditioner
Language	English

Summary

Introduction to LG Multi V Ducted Units

Refrigerant Charge Worksheet

Provides a worksheet and calculator for determining the correct refrigerant charge for Multi V systems.

Ducted High Static Indoor Units

Ducted Low Static Indoor Units

External Static Pressure and Air Flow Tables

External Static Pressure Ranges

Vertical / Horizontal Air Handler Units

Mechanical Specifications

Details the casing, fan assembly, controls, and coil specifications for vertical/horizontal air handler units.

General Data

Electrical Data

Provides electrical specifications including voltage, MCA, MOP, and power input for air handler units.

Electrical Wiring Diagram

Refrigerant Flow Diagram

External Static Pressure and Air Flow Ranges

Cooling Capacity Tables

Lists cooling capacities (TC) for various NJ and NK frame models across different temperature conditions.

Application Guidelines

Selecting the Best Location

Provides 'Do's' and 'Don'ts' for selecting optimal installation locations for indoor units.

General Mounting - High and Low Static Ducted Units

General Mounting - Vertical / Horizontal Air Handler Units

General Drain Piping Information

Explains how to properly install drain piping for ducted and air handler units to ensure condensate removal.

Wiring Guidelines