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LG LW1222IVSM - User Manual

LG LW1222IVSM
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www.lg.com
EN ENGLISH
*MFL70501028*
Copyright © 2020 - 2021 LG Electronics Inc. All Rights Reserved
MFL70501028
Rev.04_082521
AIR CONDITIONER
Read this owner’s manual thoroughly before operating the appliance
and keep it handy for reference at all times.
OWNER’S MANUAL
TYPE : WINDOW (INVERTER)
LW1517IVSM
LW1222IVSM
LW1522IVSM

Table of Contents

Questions and Answers

  • Z
    zwangAug 17, 2025
    How to fix an LG LW1222IVSM that won't start?
    • B
      Bruce LunaAug 17, 2025
      If your LG Air Conditioner doesn't start, ensure it's fully plugged into the outlet. Also, check your house's fuse or circuit breaker box, replacing the fuse or resetting the breaker if needed. In case of a power failure, turn the mode control to off and wait 3 minutes after power is restored before restarting to protect the compressor. Finally, if the current interrupter device is tripped, press the RESET button on the power cord plug; if it won't stay engaged, stop using the unit and contact a technician.
  • C
    Claire JenkinsAug 19, 2025
    Why is my LG Air Conditioner not cooling properly?
    • K
      Kyle MontesAug 20, 2025
      If your LG Air Conditioner isn't cooling properly, first, make sure that curtains, blinds, or furniture are not blocking the front of the unit. Then, ensure that the set temperature is lower than the current room temperature. Also, remember to clean the air filter at least every two weeks. If the room was hot to begin with, allow time for it to cool down. Check for open furnace floor registers and cold air returns. Finally, if the cooling coils have iced up, refer to ‘Air conditioner freezing up’.
  • N
    Nicole Lloyd PhDAug 22, 2025
    How to fix LG LW1222IVSM not connecting to Wi-Fi?
    • B
      Brent DayAug 22, 2025
      If your LG Air Conditioner is not connecting to Wi-Fi, try moving the router closer to the air conditioner or install a Wi-Fi repeater (signal booster). Also, ensure you're selecting the correct wireless router and that it's set to 2.4 GHz.
  • P
    Patricia EllisAug 26, 2025
    Why is my LG LW1222IVSM Air Conditioner dripping water indoors?
    • A
      Andrew MooreAug 26, 2025
      If water is dripping indoors from your LG Air Conditioner, ensure the unit slants slightly from the front to the rear. This is necessary for proper water disposal.
  • B
    Brandi VelasquezAug 28, 2025
    Why does my LG LW1222IVSM turn on and off rapidly?
    • M
      Meghan ThomasAug 28, 2025
      If your LG Air Conditioner turns on and off rapidly, the air filter may be dirty, restricting airflow, so clean the air filter. Also, extremely hot outside temperatures can cause this issue, refer to the installation instructions or check with the installer.
  • R
    rhuberAug 30, 2025
    What causes noise when my LG LW1222IVSM Air Conditioner is cooling?
    • W
      williammitchellAug 30, 2025
      If your LG Air Conditioner is making noise when cooling, this could be due to normal air movement sounds. If it's too loud, try setting the FAN to a lower setting. Alternatively, window vibration from poor installation could be the cause; refer to the installation instructions or check with the installer.
  • W
    williamschristianSep 2, 2025
    What to do if I can’t connect the LG ThinQ App to my LG LW1222IVSM Air Conditioner?
    • T
      Tammy BennettSep 2, 2025
      To resolve issues connecting your LG ThinQ App to the air conditioner, first ensure the air conditioner is turned on. If it is, check that your wireless router is also turned on.
  • C
    craig49Sep 5, 2025
    Why is my LG LW1222IVSM Air Conditioner making the room too cold?
    • T
      Timothy NguyenSep 5, 2025
      If the room is too cold when using your LG Air Conditioner, the set temperature might be too low. Try increasing the set temperature.
  • J
    Joshua KimSep 7, 2025
    Why is the remote sensing deactivating prematurely on my LG Air Conditioner?
    • C
      christinablankenshipSep 8, 2025
      If the remote sensing is deactivating prematurely on your LG Air Conditioner, make sure the remote control is within a 20 feet range and 120° radius of the front of the unit. Also, ensure that there are no obstructions blocking the remote control signal.
  • D
    dominic34Sep 12, 2025
    Why I am having trouble connecting my LG LW1222IVSM and smartphone to Wi-Fi?
    • A
      Ashley MyersSep 12, 2025
      To address issues connecting your appliance and smartphone to a Wi-Fi network, first, delete your home Wi-Fi network and begin the registration process again, in case the password was entered incorrectly. Ensure that mobile data on your smartphone is turned off during registration. The wireless network name (SSID) should use only English letters and numbers, avoiding special characters. Verify that the router frequency is set to 2.4 GHz, as only this frequency is supported. If the appliance is too far from the router, move them closer together or install a Wi-Fi repeater.

Summary

Safety Instructions

Important Safety Instructions

Essential safety precautions and warnings for operating the air conditioner.

Grounding Instructions

Guidelines for proper electrical grounding to prevent shock hazards.

Product Overview

Exterior Parts

Identification and labeling of external components of the air conditioner.

Interior Parts

Identification and labeling of internal components of the air conditioner.

Installation Guide

Electrical Data

Information regarding power requirements, plugs, and circuit protection for the unit.

Parts Included

List and illustration of all components provided with the air conditioner.

Tools Needed

List of tools required for the installation process.

How to Install the Unit

Step-by-step guide on mounting and positioning the air conditioner unit.

Window Requirements

Specifications for window types and dimensions suitable for installation.

Storm Window Requirements

Guidelines for installing the unit with storm windows to ensure proper drainage.

Preparation of the Cabinet

Steps for preparing the unit's cabinet and attaching side panels before installation.

Cabinet Installation

Detailed instructions for securing the main cabinet into the window opening.

Unit Installation

Final steps for inserting and securing the air conditioner unit into the installed cabinet.

Operation

Control Panel and Remote Control

Overview and functions of the unit's control panel and wireless remote.

Sleep Mode

Explanation of the sleep mode for quieter operation and automatic shut-off.

Delay ON;OFF Timer

How to set automatic turn-on or turn-off times for the air conditioner.

Operation Mode

Description of different operating modes like Energy Saver, Cool, Fan, and Dry.

Wi-Fi Connectivity

Instructions for connecting the air conditioner to a home Wi-Fi network.

Clean Filter Indicator

How to reset the filter indicator light after cleaning the air filter.

Fan Speed Adjustment

How to adjust the fan speed to Low, Medium, or High settings.

Temperature Control

How to set and adjust the desired room temperature using the thermostat.

Energy Saver Mode

Explanation of the Energy Saver mode's operation for energy efficiency.

Clear Settings

How to cancel active Sleep and Timer settings.

Light Off Function

How to dim or turn off the control panel lights.

Auto Clean Function

How to activate the function that removes moisture from the indoor unit.

Wireless Remote Control

Instructions for inserting and replacing batteries in the remote control.

Ventilation Control

How to use the ventilation lever to control fresh air intake.

Air Direction Adjustment

How to adjust the horizontal and vertical airflow direction using louvers.

Additional Features

Slinger Fan

Explanation of the slinger fan's role in improving efficiency by using condensate water.

Smart Functions

LG ThinQ Application

Guide to connecting and using the LG ThinQ app with the air conditioner.

Smart Diagnosis

How to use the Smart Diagnosis feature to troubleshoot appliance issues.

Installing LG ThinQ Application

Steps to search, download, and install the LG ThinQ smartphone application.

Audible Diagnosis

Method for diagnosing problems using audible tones transmitted to a smartphone.

FCC Compliance Information

FCC RF Radiation Exposure Statement

Compliance statement regarding radio frequency exposure limits and safe usage distance.

Wireless LAN Module Specifications

Technical details of the wireless LAN module, including frequency range and output power.

Maintenance

Air Filter Cleaning

Instructions for checking and cleaning the air filter for optimal performance.

Cleaning the Air Conditioner

How to clean the exterior parts and cabinet of the air conditioner.

Troubleshooting

Before Calling for Service

Preliminary checks to perform before contacting customer support for issues.

Normal Sounds You May Hear

Identification of normal operating sounds produced by the air conditioner.

Warranty Information

What This Warranty Covers

Details on what defects and parts are covered under the limited warranty.

Warranty Period

Specifies the duration of the warranty for parts and labor.

How Service is Handled

Explains the process for obtaining in-home service or authorized repair.

Limited Warranty Exclusions

Lists items and conditions not covered by the product's limited warranty.

Obtaining Warranty Service

Contact information and website for warranty service and product support.

For Your Records

Section for recording model, serial numbers, and purchase date for warranty claims.

Dispute Resolution Procedure

Notice of Dispute

Procedure for notifying LG of a dispute before initiating arbitration.

Arbitration and Class Action Waiver

Terms regarding arbitration, class action waivers, and small claims court options.

Fees and Costs

Information on arbitration fees, costs, and potential attorney's fees.

Hearings and Location

Details on the location and format of arbitration hearings.

Opt Out Procedure

Instructions on how to opt out of the binding arbitration agreement.

LG LW1222IVSM Specifications

General IconGeneral
BrandLG
ModelLW1222IVSM
CategoryAir Conditioner
LanguageEnglish

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