LG LUU368HV - User Manual

INSTALLATION MANUAL
Standard Inverter
AIR
CONDITIONER
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.
MFL68061228
Rev.00_060218
http://www.lghvac.com
www.lg.com
Copyright © 2017 - 2018 LG Electronics Inc. All Rights Reserved.
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Summary

Important Safety Instructions

Installation Safety Precautions

Key safety precautions and warnings for product installation procedures.

Operation Safety Guidelines

Critical safety guidelines and warnings for operating the air conditioner.

Installation Cautions

Important cautions regarding installation, emphasizing potential risks and damage.

Operation Cautions

Key cautions for operating the unit, focusing on health and property protection.

Installation of Outdoor Unit

Outdoor Unit Installation Locations

Guidelines for selecting appropriate installation sites for the outdoor unit.

Piping Length and Elevation Requirements

Specifications for piping length and elevation based on model capacity.

Wiring Connection

Electrical Wiring Requirements

Indoor to Outdoor Unit Cable Connection

Power and Ground Wiring Precautions

Connecting Cables to Outdoor Unit

Connecting Copper Pipes

Piping Preparation and Cutting

Flaring and Connection Procedure

Connecting Pipes to Outdoor Unit

Forming the Piping

Leakage Test and Evacuation

Preparation for Leakage Test

Performing Leakage Test

Detailed procedure for conducting a leakage test using nitrogen gas and soap solution.

Evacuation Procedure

Steps for evacuating the system to remove air and moisture, including required times.

Finishing the Evacuation Job

Test Running

Test Running Precautions

Important precautions to observe before and during the test running of the air conditioner.

Post-Installation Checks

Power Supply Connection for Test

Performance Evaluation Criteria

Self-Diagnosis Function

Outdoor Unit Error Indicators

LG LUU368HV Specifications

General

Power Supply (V/Hz/Ph)	208-230/60/1
Refrigerant	R410A
Cooling Capacity (BTU/h)	36000
Operating Temperature (Cooling)	64°F to 115°F
Indoor Unit Noise Level	49 dB