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LG ARNU18GTQB4 User Manual

LG ARNU18GTQB4
34 pages
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Ceiling Cassette
Original instruction
INSTALLATION MANUAL
AIR
CONDITIONER
www.lg.com
MFL68686515
Rev.08_071222
Copyright © 2017 - 2022 LG Electronics Inc. All Rights Reserved.
Please read this installation manual completely before installing the product.
Please retain this installation manual for future reference after reading it thoroughly.
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LG ARNU18GTQB4 Specifications

General IconGeneral
BrandLG
ModelARNU18GTQB4
CategoryAir Conditioner
LanguageEnglish

Summary

Installation Parts

Safety Instructions

General Safety Precautions

Covers safety symbols, warnings, cautions, and general installation safety guidelines.

Electrical Safety and Installation Practices

Important safety measures for electrical work, grounding, circuit breakers, and cable handling.

Operational and Environmental Safety

Safety guidelines related to operating conditions, ventilation, and environmental hazards.

Handling and Installation Risks

Precautions for handling the unit, preventing physical injury, and avoiding operational risks like fire or shock.

Maintenance and Unit Protection Safety

Safety advice for unit maintenance, protection from water, and proper drain hose installation.

Installation Site and Refrigerant Safety

Guidelines for installation location, handling refrigerants, and protecting tubing from damage.

User Operation and Component Safety

Safety tips for unit operation, cleaning, and interacting with internal components.

Battery and Servicing Safety

Safety instructions for battery replacement and professional servicing of the unit.

Installation

Selection of the Best Location

Guidelines for choosing an optimal installation site, considering temperature, humidity, heat sources, obstacles, drainage, and noise.

Minimum Floor Area Requirements

Information on minimum required room size based on refrigerant amount, including a graph and table.

Ceiling Dimension and Hanging Bolt Location

Details on required ceiling opening dimensions and hanging bolt positions for different unit types.

Drain Piping Installation and Testing

Instructions for proper drain pipe installation, including slope, material, insulation, and drain testing.

Wiring Connection Procedures

Guidance on connecting indoor and outdoor unit wires, including terminal block diagrams and connector types.

Decoration Panel Installation

Step-by-step guides for installing the decoration panel for 4-way, 2-way, and 1-way units.

Ceiling Height Selection for Airflow

How to adjust indoor airflow rate based on ceiling height by setting the wired remote controller.

DIP Switch Settings

Configuration of DIP switches on indoor and outdoor units for various functions like communication and operation modes.

Group Control Configuration

Details on setting up group control configurations using wired remote controllers and indoor units.

Remote Control Configuration

How to connect wired and wireless remote controllers to indoor units for control and monitoring.

Accessories for Group Control Setting

Information on cables and accessories used for setting up group control configurations.

Model Designation

Airborne Noise Emission

Limiting Concentration

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