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LG ATNQ36GMLE3 - User Manual

LG ATNQ36GMLE3
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OWNER’S MANUAL
AIR CONDITIONER
Please read this manual carefully before operating
your set and retain it for future reference.
www.lg.com
TYPE : CEILING CASSETTE
Model :
ATNQ18GPLE3, ATNQ21GPLE3, ATNQ24GNLE3, ATNQ36GMLE3,
ATNQ42GMLE3, ATNQ48GML3, ATNQ54GMLE3
AUUQ18GH1(ATUQ18GPLE3), AUUQ21GH1(ATUQ21GPLE3)
AUUQ24GH1(ATUQ24GNLE3), AUUQ36GH1(ATUQ36GMLE3)
AUUQ42GH1(ATUQ42GMLE3), AUUQ48GH1(ATUQ48GMLE3)
AUUQ54GH1(ATUQ54GMLE3)
P/NO : MFL68021501
ENGLISH
ESPAÑOL
PORTUGUESE

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Questions and Answers

  • V
    Victoria BallardAug 13, 2025
    Why is my LG Air Conditioner not cooling or heating effectively?
    • J
      Jose AdamsAug 14, 2025
      If your LG Air Conditioner isn't cooling or heating effectively, start by checking the air filter and clean it following the provided instructions. Ensure that the temperature is set correctly. Also, make sure that the indoor unit's air inlet or outlet vents are not obstructed. Finally, allow sufficient time for the unit to cool down.
  • V
    Victoria JamesAug 17, 2025
    How to fix an LG Air Conditioner that does not operate?
    • T
      Tina HunterAug 17, 2025
      If your LG Air Conditioner isn't operating, the first step is to check the timer settings to ensure no mistakes were made during setup. Next, inspect the fuse and circuit breaker to see if a fuse has blown or the breaker has been tripped; replace the fuse or reset the breaker if needed.
  • K
    Karina RuizAug 21, 2025
    What to do if the LG ATNQ36GMLE3 Air Conditioner remote control display is faint?
    • C
      Christina JenkinsAug 21, 2025
      If the remote control display for your LG Air Conditioner is faint or has no display, the first step is to check the batteries. Make sure they are not depleted and replace them if necessary. Also, verify that the batteries are inserted correctly, matching the (+) and (-) directions.
  • T
    Terri PollardAug 25, 2025
    Why is my LG ATNQ36GMLE3 operation noisy?
    • O
      oblackAug 26, 2025
      If your LG Air Conditioner is operating noisily and you hear a sound like water flowing, this is the normal sound of freon flowing inside the unit. If you hear a noise that sounds like compressed air releasing, this is the sound of dehumidifying water being processed inside the unit.
  • C
    Christina KingAug 28, 2025
    Why is condensation leaking from my LG ATNQ36GMLE3 Air Conditioner?
    • A
      Alison PriceAug 28, 2025
      If you notice condensation leaking from your LG Air Conditioner, it's a normal occurrence. Condensation happens when the airflow from the unit cools the warm room air.
  • M
    Matthew TorresSep 2, 2025
    Why does my LG Air Conditioner not operate for about 3 minutes when restart?
    • J
      Jennifer WilliamsSep 2, 2025
      If your LG Air Conditioner doesn't operate immediately after restarting, it's likely due to the mechanism's protector. Please wait approximately three minutes, and the operation should begin automatically.
  • E
    Ethan WilliamsSep 5, 2025
    How to turn off the filter sign lamp (LED) on my LG Air Conditioner?
    • D
      delacruzeddieSep 5, 2025
      If the 'Filter sign lamp (LED)' is ON on your LG Air Conditioner, clean the filter. After cleaning, press the Timer button and the ? button on the wired remote controller simultaneously for 3 seconds.
  • R
    Robert NelsonSep 9, 2025
    What causes crack sound from LG ATNQ36GMLE3?
    • D
      Daniel ByrdSep 9, 2025
      If you hear a crack sound from your LG Air Conditioner, it's typically due to the expansion or constriction of the front panel caused by temperature changes.

Summary

TIPS FOR SAVING ENERGY

IMPORTANT SAFETY INSTRUCTIONS

Installation Safety

Guidelines for safe product installation, covering electrical work and structural integrity.

Operation Safety

Safety precautions for operating the air conditioner, including electrical hazards and flammable materials.

PRODUCT INTRODUCTION

Wireless Remote Controller Overview

Details the functions and buttons of the wireless remote controller for operating the unit.

OPERATING INSTRUCTION

INSTALLATION INSTRUCTIONS

Installer Setting Codes

Table detailing function codes and setting values for installer configuration.

OWNERS INSTRUCTION

Cooling Modes

How to operate the air conditioner in standard and power cooling modes.

Auto Operation Mode

Explains how the unit automatically adjusts settings based on room conditions.

MAINTENANCE AND SERVICE

Air Filter Maintenance

How to clean and maintain the air filters for optimal performance.

Troubleshooting Common Issues

Common issues, their causes, and solutions before contacting service.

LG ATNQ36GMLE3 Specifications

General IconGeneral
RefrigerantR410A
TypeSplit System
Cooling Capacity (BTU)36, 000 BTU
Outdoor Unit Dimensions (WxHxD)950 x 790 x 340 mm
Indoor Unit Weight15 kg
Outdoor Unit Weight50 kg

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