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LG SJ122CD User Manual

LG SJ122CD
55 pages
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ENGLISH
LG
Room Air Conditioner
INSTALLATION MANUAL
LG
website http://www.lgservice.com
IMPORTANT
• Please read this instruction manual completely before
installing the product.
• When the power cord is damaged, replacement should 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.
ESPAÑOL
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LG SJ122CD Specifications

General IconGeneral
TypeSplit System
Cooling Capacity12000 BTU/h
RefrigerantR410A
Power Supply220-240V, 50Hz
Power Consumption (Cooling)1120 W
Operating Temperature (Cooling)18°C to 43°C

Summary

Safety Precautions

Installation Safety (Page 3)

Critical safety measures for installing the air conditioner to prevent electrical hazards and damage.

Operation Safety (Page 4)

Key safety instructions for operating the air conditioner to prevent accidents and ensure proper function.

Additional Installation Safety (Page 5)

Further installation safety points, including drain hose, gas leak inspection, and level installation.

Additional Operation Safety (Page 5)

Operational advice for ventilation, cleaning, and avoiding obstacles for optimal performance.

Introduction

Symbols used in this Manual

Explains the meaning of symbols used in the manual for hazard and note indication.

Installation

Installation Parts

Lists the necessary parts required for the installation process.

Installation Tools

Lists the essential tools required for performing the installation.

Installation Map

Select the best Location

Indoor unit location

Guidelines for selecting the optimal indoor unit location, considering clearance and wall mounting.

Outdoor unit location

Guidelines for selecting the optimal outdoor unit location, considering space, heat, and noise.

Piping Length and Elevation

Fixing Installation Plate

Drill a Hole in the Wall

Flaring Work

Connecting the Piping

Indoor Unit Piping Connection

Steps for preparing and connecting the indoor unit's piping and drain hose through the wall.

Right Rear Piping

Procedure for routing and connecting piping and cables for right rear installation.

Indoor Unit Installation Steps

Insulation and Bundling

Steps for wrapping insulation material and bundling pipes and hoses for protection.

Left Rear Piping

Indoor Unit Mounting Details

Steps to ensure the indoor unit is properly seated on the installation plate.

Rerouting Piping and Drain Hose

Final Indoor Unit Installation

Steps to ensure the indoor unit is properly seated on the installation plate.

Caution for Left Piping

Outdoor Unit Piping Connection

Connecting the Cables

Indoor Unit Cable Connection

Connecting wires to the indoor unit's control board according to color codes and terminal numbers.

Power Cord Specifications

Specifications for selecting appropriate power cords (Type 'B') based on unit capacity and standards.

Outdoor Unit Cable Connection

Wiring Cautions

Important cautions regarding wiring, circuit breakers, power source, and voltage for safe operation.

Checking the Drainage

Drain piping

Forming the Piping

Air Purging

Air purging with vacuum pump

Procedure for removing air and moisture from the refrigerant system using a vacuum pump.

Soap water method

Evacuation

Finishing the job

Test Running

Prepare remote controller

Instructions for inserting batteries into the remote controller for operation.

Settlement of outdoor unit

Guidelines for securely anchoring the outdoor unit to prevent movement from vibration or external forces.

Evaluation of the performance

Checking system refrigerant charge and air temperature difference to confirm performance.

PUMP DOWN

Pump Down Procedure

Procedure for collecting refrigerant into the outdoor unit for servicing or relocation without loss.

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