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LG MULTI V ARNU363NJA4.AMBBLUS User Manual

LG MULTI V ARNU363NJA4.AMBBLUS
32 pages
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Vertical Air Handling Unit
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.
INSTALLATION MANUAL
AIR
CONDITIONER
P/NO : MFL65003108
http://www.lghvac.com
www.lg.com
Copyright © 2014 - 2018 LG Electronics Inc. All Rights Reserved.
ENGLISH FRANÇAIS
ESPAÑOL
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LG MULTI V ARNU363NJA4.AMBBLUS Specifications

General IconGeneral
ModelARNU363NJA4.AMBBLUS
CategoryAir Conditioner
BrandLG
Product LineMULTI V
Cooling Capacity36, 000 BTU/h
Heating Capacity40, 000 BTU/h
Power Supply208-230V/60Hz/1 Phase
RefrigerantR410A
Connection Pipes (Liquid)3/8 inch
Connection Pipes (Gas)5/8 inch
Seasonal Energy Efficiency Ratio (SEER)18.0
Heating Seasonal Performance Factor (HSPF)10.0
Operating Temperature (Cooling)14°F - 118°F

Summary

Features

Duct Connection Dimensions

Safety Precautions

Installation

Selection of the Best Location

Guidelines for choosing an optimal installation site for the air handling unit.

Upflow Installation

Instructions for installing the unit in an upflow configuration with plenum connections.

Duct Work

Procedures and standards for connecting and sealing ductwork to the air handling unit.

Horizontal-left Installation

Guidelines for installing the unit in a horizontal-left configuration with proper support.

Preparation of Piping

Steps for cutting and preparing refrigerant pipes for connection.

Connecting Pipes to the Indoor Unit

Detailed procedure for connecting refrigerant pipes to the indoor unit.

Plumbing Materials and Storage

Guidance on selecting, handling, and storing plumbing materials for refrigerant piping.

Insulation

Requirements for insulating refrigerant pipes and joints to prevent condensation and heat loss.

Condensate Drain

Instructions for installing primary and secondary drain lines and traps for condensate removal.

Gradient and Drain Piping

Guidelines for ensuring correct slope and layout of drain piping to prevent backflow and leakage.

Wiring Connection

Detailed instructions for connecting electrical wiring between the indoor and outdoor units.

Handover Procedures

Guidance on instructing the customer on operation and maintenance procedures after installation.

Power and Ground Wiring Precautions

Best practices for laying and connecting power and ground wires to prevent issues.

Electric Heater

Information on the electric heater feature, including available models and capacities.

Dip Switch Setting

Instructions for setting internal DIP switches on the indoor and outdoor units for configuration.

Group Control Setting

Procedures for configuring multiple indoor units to operate under a group control system.

Remote Control Configuration

Details on connecting and configuring wired and wireless remote controllers for unit operation.

Model Designation

Explanation of the model number nomenclature for identifying unit features and specifications.

Airborne Noise Emission

Information on the sound pressure levels emitted by the unit and related exposure considerations.

Limiting Concentration

Defines the safe limit for refrigerant gas concentration in case of leaks.

Product Data

Key performance data, including external static pressure and airflow rates for various capacities.

Minimum Airflow and Heater Static Pressure

Data on minimum airflow requirements for heater operation and static pressure drop factors.

Air Filter Static Pressure Drop

Details on static pressure drops associated with field-supplied air filters, affecting unit performance.

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