LG MT18AH.NE1 User Manual

OWNER’S MANUAL
AIR CONDITIONER
Please read this manual carefully before operating
your set and retain it for future reference.
www.lg.com
TYPE : CASSETTE
The equipment complies with requirements of the Technical
Regulation, in terms of restrictions for the use of certain dangerous
substances in electrical and electronic equipment.
P/NO : MFL67605119
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LG MT18AH.NE1 Specifications

General

Brand	LG
Model	MT18AH.NE1
Category	Air Conditioner
Language	English

Summary

Safety Precautions

Installation Safety

Safety guidelines for installing the air conditioner unit.

Operation Safety

General Operation Safety

Safety instructions for operating the air conditioner.

Installation Cautions

Handling Installation Cautions

Important cautions for unit installation.

Operation Cautions

Handling Operation Cautions

Important cautions for unit operation.

Indoor Unit Overview

Indoor Unit Components

Explanation of indoor unit components and signal receiver.

Remote Controller Functions

CST Type Remote Controller

Details and functions of the CST type remote controller.

Wireless Remote Controller

Wireless Remote Controller Functions

Explanation of buttons and features of the wireless remote controller.

Setting Time and Day

Setting the Current Time and Day

Step-by-step guide to set the current time and day on the remote.

Weekly Programming

Setting Weekly Program

Guide to setting up weekly operating schedules.

Programming and Timer Functions

Scheduling Features

Includes holiday and timer settings for operation.

System Diagnostics

Error Code Display

Explains the 'CH' error code and troubleshooting.

Operation Modes

Overview of Modes

Overview of available operation modes for different models.

Operation Procedure

Basic Operation Steps

Step-by-step guide for basic operation using the remote.

Cooling Operation Mode

Setting Cooling Mode

How to select and operate the cooling mode.

Soft Dry Operation Mode

Using Soft Dry Mode

Guide to dehumidifying without overcooling.

Heating Operation Mode

Setting Heating Mode

How to select and operate the heating mode.

Auto Operation Mode (Cooling Model)

Using Auto Mode (Cooling)

How the system automatically adjusts settings for cooling.

Auto Operation Mode (Heat Pump Model)

Using Auto Mode (Heat Pump)

How the system automatically adjusts settings for heat pump.

FAN Operation Mode

Adjusting Fan Speed

How to select different fan speed settings.

Comfort Operation with Swirl

Swirl Mode Functionality

How to use swirl mode for comfort cooling/heating.

Vane Control

Adjusting Louver Angle

How to change the open angle of the louvers.

Jet Cool Operation Mode

Using Jet Cool Mode

How to activate rapid cooling with high fan speed.

Auto Swing Mode

Activating Auto Swing

How to enable and disable automatic louver movement.

Child Lock Function

Enabling Child Lock

How to prevent accidental operation by children.

Forced Operation

Auto Restart Function

Filter Sign LED Indicator

PLASMA Purification Operation

Maintenance and Service

Indoor Unit Cleaning

How to clean the grille, case, and remote control.

Air Filters Maintenance

How to clean and maintain air filters.

Purifying Filter Maintenance

Cleaning the Plasma Filter

Steps for cleaning the optional plasma filter.

Replacing the Plasma Filter

Recommended period and procedure for replacing the plasma filter.

Storage and Operation Tips

Long-Term Storage Procedures

Steps for preparing the unit for long periods of non-use.

Energy Saving Operation Tips

Advice for efficient operation and room comfort.

Troubleshooting Guide

Common Issues and Solutions

Guide to diagnosing and resolving common air conditioner problems.