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LG Wall-Mounted Air Conditioner User Manual

LG Wall-Mounted Air Conditioner
23 pages
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OWNER’S MANUAL
AIR CONDITIONER
Please read this manual carefully before operating
your set and retain it for future reference.
P/NO : MFL39817419
www.lg.com
TYPE : WALL MOUNTED
ENGLISH
FRANÇAIS ESPAÑOL
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LG Wall-Mounted Air Conditioner Specifications

General IconGeneral
TypeWall-Mounted
Cooling CapacityVaries by model, typically ranging from 9, 000 BTU/h to 36, 000 BTU/h
Heating CapacityVaries by model (e.g., 9, 000 BTU/h to 36, 000 BTU/h)
Noise LevelVaries by model (e.g., 19 dB to 49 dB)
RefrigerantR32 or R410A
Power Supply220-240V, 50/60Hz
WeightVaries by model (e.g., 9 kg to 15 kg)
FeaturesInverter Technology, Wi-Fi control, Auto Clean, Smart Diagnosis

Summary

Safety Precautions

Understanding Safety Symbols and Warnings

Explains hazard symbols (WARNING, CAUTION) and general safety guidelines for operation.

General Safety Guidelines

Covers electrical safety, installation, handling of components, and outdoor unit placement.

Electrical Safety

Grounding and Outlet Requirements

Emphasizes proper grounding and using grounded outlets to prevent electric shock.

Adapter and Extension Cord Usage

Discourages adapters/extension cords due to hazards, advising on proper use if necessary.

Symbols Used in Manual

Explains symbols alerting to electric shock and general hazards.

Product Introduction

Indoor Unit Components

Describes parts like front grille, filters, vanes, and operation lamps.

Outdoor Unit Components

Identifies components of the outdoor unit, such as air intake/outlet vents.

Operating Instructions

Remote Controller Battery Installation

Step-by-step guide for inserting and replacing batteries in the remote.

Wireless Remote Controller Maintenance

Tips for maintaining the remote controller's functionality and placement.

Basic Operating Method

Instructions on aiming the remote and operating the unit.

Remote Controller Functions Overview

Remote Controller Buttons

Details the function of various buttons like ON/OFF, PLASMA, SLEEP, TEMP, FAN SPEED.

Operation Modes Explained

Describes available operation modes like Cooling, Auto, Dehumidification, Heating, Air Circulation.

Remote Controller Button Functions

Advanced Button Functions

Explains buttons for Jet Cool, vane control, timer, energy saving, and LED luminosity.

Time and Temperature Settings

Covers setting current time, timers, and switching between Celsius/Fahrenheit.

Wired Remote Controller (Optional)

Wired Controller Components

Identifies parts of the wired remote controller, including the screen and buttons.

Wired Controller Functions

Explains buttons like SET TEMP, FAN SPEED, OPERATION MODE, and Navigation keys.

Operation Mode Details

Setting Operation Mode and Temperature

Guides on selecting modes (Cooling, Auto, etc.) and setting desired room temperature.

Indoor Fan Speed Selection

Details how to select fan speed in six steps, including Natural Wind mode.

Specific Operation Modes

Auto Operation

System automatically operates based on electronic controls, allowing temperature setting.

Healthy Dehumidification Operation

Optimizes room temp and airflow for dehumidification without manual control.

Air Circulation Operation

Circulates air without cooling or heating, allowing fan speed adjustment.

Additional Operation Features

Auto Clean Operation

Dries and cleans the indoor unit internally by running the fan after operation.

Plasma Purification Operation

Generates plasma to eliminate microscopic contaminants for cleaner air.

Energy Saving and Display Settings

Energy-Saving Cooling Mode

Saves energy by adjusting temperature and fan speed based on adaptation time.

Display Luminosity Adjustment

Allows adjustment of the LED display brightness.

Setting the Current Time

Guide to setting the current time using the remote controller's timer buttons.

Timer and Sleep Mode Operations

Timer Setting Procedures

Instructions for setting ON/OFF timers and canceling them.

Sleep Mode Operation

Sets automatic shut-off and adjusts temperature for comfortable sleep.

Airflow Direction Control

Horizontal Vane Control

Adjusts the vertical airflow direction using the remote controller.

Vertical Louver Control

Adjusts the horizontal airflow direction using the remote controller.

Special Cooling and Heating Modes

Jet Cool/Heat Operation

Cools or warms the room quickly using super high fan speed for 30 minutes.

Forced and Auto Restart Functions

Forced Operation

Operates the unit using the ON/OFF button when the remote is unavailable.

Auto Restart Function

Restores previous operating condition after a power failure.

Maintenance and Service

Indoor Unit Cleaning

Instructions for cleaning the indoor unit with a soft cloth, avoiding harsh chemicals.

Air and Plasma Filter Cleaning

Guides on cleaning air filters every 2 weeks and plasma filters every 3 months.

Allergy Free + Triple Filter Care

Instructions for removing and cleaning Allergy Free and Triple Filters.

Operation Tips and Self-Diagnosis

Outdoor Unit Maintenance

Recommends checking heat exchanger coils and panel vents regularly.

Optimizing Room Cooling

Tips like keeping blinds closed, ventilating, and using high fan speed.

Self-Diagnosis Function

Unit LED indicates thermistor failure; contact service for diagnosis.

Troubleshooting Tips

Air Conditioner Not Starting

Troubleshooting for issues like unplugged unit, tripped breaker, or power failure.

Air Conditioner Not Cooling Properly

Addresses restricted airflow, dirty filters, room heat, and escaping cold air.

When to Call for Service

Lists situations requiring immediate service, like burning smell or error codes.

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