LG LB-H306GSS0 User Manual

ENGLISH
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LG Concealed Duct
Air Conditioner
INSTALLATION MANUAL
LG
IMPORTANT
• Please read this installation manual completely before
installing the product.
• When the power cord is damaged, replacement work shall
be performed by authorized personnel only.
• 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.

LG LB-H306GSS0 Specifications

General

Brand	LG
Model	LB-H306GSS0
Category	Air Conditioner
Language	English

Summary

Safety Precautions

General Installation Safety

Covers basic installation safety like circuit breakers and grounding.

Electrical Work Safety

Emphasizes using qualified electricians and avoiding unauthorized repairs.

Power Cable & Unit Handling Safety

Operation Safety Guidelines

Installation Site Safety

Unit Installation Location and Piping

Selecting the Best Location

Guides on choosing optimal locations for indoor and outdoor units based on conditions.

Piping Length and Elevation Limits

Specifies maximum allowed piping length and elevation difference between units.

Indoor Unit Installation

Suspension Bolt Mounting

Console Bolt Mounting

Drain Piping and Insulation

Unit and Drain Piping Gradient

Instructions on ensuring proper downward slope for unit and drain piping to prevent water issues.

Thermal Insulation Requirements

Refrigerant Piping Procedures

Pipe Preparation and Flaring

Covers cutting, reaming, nut placement, and flaring of pipes for secure connections.

Pipe Bending and Brazing

Guides on bending pipes and brazing techniques for refrigerant lines.

Electrical Connections

Indoor Unit Cable Connection

Details how to connect electrical cables to the indoor unit's control board.

Power and Connecting Cable Specifications

Outdoor Unit Cable Connection

Air Purging and Evacuation

Preparation and Leakage Test

Covers system preparation and the procedure for performing a leakage test with nitrogen gas.

Evacuation and System Finishing

Details the vacuum pump evacuation process and final valve operations.

ESP Adjustment Guide

Step-by-Step ESP Adjustment