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OWNER'S MANUAL
AIR CONDITIONER
Before beginning installation, read these instructions
carefully. This will simplify installation and ensure that the
product is installed correctly and safely. Leave these
instructions near the product after installation for future
reference.
ENGLISH
MFL72048603
Rev.00_063023
Copyright © 2023 LG Electronics Inc. All Rights Reserved.
www.lg.com

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Summary of Contents for LG AMNC09GTUA0

  • Page 1 Before beginning installation, read these instructions carefully. This will simplify installation and ensure that the product is installed correctly and safely. Leave these instructions near the product after installation for future reference. ENGLISH www.lg.com MFL72048603 Rev.00_063023 Copyright © 2023 LG Electronics Inc. All Rights Reserved.
  • Page 2: Table Of Contents

    TABLE OF CONTENTS This manual may contain images or content that may be different from the model you purchased. This manual is subject to revision by the manufacturer. SAFETY INSTRUCTIONS READ ALL INSTRUCTIONS BEFORE USE ............ 4 Safety Messages....................4 WARNING INSTRUCTIONS ................. 4 Technical Safety....................4 Installation ......................6 Operation ......................7...
  • Page 3 Air Purification (On Some Models) ..............28 Turning On or Off the Appliance's Display............29 SMART FUNCTIONS LG ThinQ Application ................30 LG ThinQ Application Features.................30 Before Using LG ThinQ Application ..............30 Installing LG ThinQ Application................31 Open Source Software Notice Information ............31 Radio Equipment Specifications...............31 MAINTENANCE Cleaning.....................
  • Page 4: Safety Instructions

    SAFETY INSTRUCTIONS SAFETY INSTRUCTIONS READ ALL INSTRUCTIONS BEFORE USE The following safety guidelines are intended to prevent unforeseen risks or damage from unsafe or incorrect operation of the appliance. The guidelines are separated into ‘WARNING’ and ‘CAUTION’ as described below. Safety Messages This symbol is displayed to indicate matters and operations that can cause risk.
  • Page 5 SAFETY INSTRUCTIONS understand the hazards involved. Children shall not play with the appliance. Cleaning and user maintenance shall not be made by children without supervision. • This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
  • Page 6: Installation

    • Do not install the product on a defective installation stand. • Be sure the installation area does not deteriorate with age. • Be sure to only use accessories made by LG which are specifically designed for use with the equipment and have them installed by a professional.
  • Page 7: Operation

    SAFETY INSTRUCTIONS • Do not use a multiple socket, extension power cable or adapter with this appliance. • The indoor/outdoor wiring connections must be secured tightly, and the cable should be routed properly so that there is no force pulling the cable from the connection terminals.
  • Page 8: Wireless Remote Control

    SAFETY INSTRUCTIONS • Be sure to ventilate sufficiently when the air conditioner and a heating appliance such as a heater are used simultaneously. - There is the possibility of oxygen deficiency. • Do not block the inlet or outlet of airflow. •...
  • Page 9: Refrigerant

    SAFETY INSTRUCTIONS • Appliance shall be disconnected from its power source during service and replacing parts. Refrigerant • Follow the standards of the corresponding region or country for handling the refrigerant and the air conditioner and for disassembling the air conditioner. •...
  • Page 10: Operation

    SAFETY INSTRUCTIONS • Do not install the air conditioner in an area where it is directly exposed to sea wind (salt spray). • Install the drain hose properly for the smooth drainage of water condensation. • Install the air conditioner in a place where the noise from the outdoor unit or the exhaust fumes will not inconvenience the neighbours.
  • Page 11: Maintenance

    SAFETY INSTRUCTIONS • Do not turn on the breaker or power under condition that front panel, cabinet, top cover, control box cover are removed or opened. • Do not open the front grille of the product during operation. Do not touch the electrostatic filter, if the unit is so equipped.
  • Page 12: Operation Before Use

    OPERATION OPERATION Before Use Notes for Operation • Adjust the direction of the airflow vertically or horizontally to circulate indoor air. • Speed up the fan to cool or warm indoor air quickly, within a short period of time. • Turn off the appliance and periodically open windows for ventilation. The indoor air quality may deteriorate if the appliance is used for long periods.
  • Page 13: Product Overview

    OPERATION Product Overview 1 Way Cassette Matte Type Glaze Type Deluxe Type...
  • Page 14 OPERATION Air Intake and Air Filter • Air Intake: Takes in air from the room. • Air Filter: Reduces dust in the air. Air Outlet Circulates air back into the room at the desired temperature. Operating Status Lamp and Remote Control Receiver Displays the operating status and contains the receiver for the wireless remote.
  • Page 15: Display

    OPERATION Display *1 The Clean Filter indicator lamp does not light up starting from the corresponding product Matte Type, Glaze Type manufacturing number (After Oct. 2021). Forced Operation Button Matte Type Glaze Type Operates the appliance when the remote control can't be used. •...
  • Page 16: Using The Appliance With Remote Control

    Follow these steps to see a detailed guide for using the product with the remote control. Click the below website address. NOTE • www.lg.com • When the wireless remote control display begins to fade, replace the AAA (1.5 V) batteries. Insert the model name in the search box.
  • Page 17: Setting The Current Time On The Wireless Remote Control

    OPERATION Setting the Current Time on the Press the SET/CLEAR button to set the current Wireless Remote Control time. Insert the batteries. • The time flashes at the bottom of the display screen. NOTE • The On Timer and Off Timer are available after setting the current time.
  • Page 18: Wireless Remote Control Overview

    OPERATION Wireless Remote Control Overview Wireless Remote Control Use the wireless remote control to operate the appliance more conveniently.
  • Page 19 OPERATION Buttons Image Description FUNC.(Function) Sets the various function or changes the temperature unit • Each press changes the models in this order: Auto Clean Energy Saving Cooling Smart Clean Comfort Cooling. VANE ANGLE Adjusts the vanes to direct the airflow from the air outlet PLASMA Supplies clean and fresh air by air purification filter NOTE...
  • Page 20 OPERATION Image Description SWING (Left-Right Swing) Adjusts the airflow direction left and right ROOM TEMP (Room Temperature) Displays the current room temperature SLEEP Operates the air conditioner in Sleep mode before turning it off automatically at the set time Reserves the time that the air conditioner is automatically turned on. Reserves the time that the air conditioner is automatically turned off.
  • Page 21 OPERATION Icons Cooling Mode Dehumidification Mode Heating Mode Fan Mode Auto Mode Up-Down Swing Left-Right Swing Sleep Timer Energy Saving Function Room Temperature Desired Temperature Adjusting the Fan Speed Smart Clean Function Auto Clean Function CAUTION • Aim at the signal receiver on the wired remote controller so as to operate. •...
  • Page 22: Using Wireless Remote Control

    OPERATION NOTE • When using the simultaneous operation system, the system will operate approximately 1 - 2 minutes after pressing the remote controller button. • The displayed temperature can be different from the actual room temperature if the remote controller is installed somewhere exposed to direct sunlight or is nearby a heat source.
  • Page 23: Jet Mode

    OPERATION • Dehumidification, Fan Mode: There is no Code Description temperature control. A Little Hot Fan Mode • When running ventilation, compressor of AHU doesn't work. • Ventilation mode does not release cool wind but general fan. NOTE - Because it releases the wind that has no temperature difference from the room, it •...
  • Page 24: Adjusting The Fan Speed

    OPERATION Press the JET COOL button. NOTE • Fan speeds may differ according to the model. Adjusting the Airflow Direction You can adjust the direction of airflow vertically. Setting Up/Down Airflow Direction NOTE Turn the appliance on. • Press the JET COOL, FAN SPEED, or ROOM TEMP button to cancel the Jet mode.
  • Page 25: Timer Setting

    OPERATION Timer Setting • The icon is displayed on the screen. Set the appliance to turn on and off automatically at a desired time. Sleep Timer The air conditioner operates in Sleep mode and turns off automatically at the set time. Press the SLEEP button while the air conditioner is operating.
  • Page 26 OPERATION On Timer • The icon below flashes at the bottom of the display screen. Press the ON button while the air conditioner is operating. • The icon below flashes at the bottom of the display screen. Press the button to set the desired time.
  • Page 27: Special Functions

    OPERATION NOTE NOTE • In case that you want to cancel a specific timer • Some functions cannot be used while the Auto setting Clean function is in operation. • If you turn off the appliance, the fan continues to Press the each timer button that you want.
  • Page 28: Checking Room Temperature

    OPERATION Press the FUNC. (Function) button repeatedly Press the SET/CLEAR button to set the to select the Smart Clean function. function. NOTE Press the SET/CLEAR button to set the • The cleaning process used in the Smart Clean function. function may vary by product. •...
  • Page 29: Turning On Or Off The Appliance's Display

    • If the PLASMA button is pressed while the appliance is stopped, air purification will start independently. • Plasma filter is a technology developed by LG to get rid of microscopic contaminants in the intake air by generating a plasma of highly charged electrons.
  • Page 30: Smart Functions

    To check your network frequency, contact your Internet service provider or refer to your wireless router manual. Before Using LG ThinQ • LG ThinQ is not responsible for any network connection problems or any faults, Application malfunctions, or errors caused by network connection.
  • Page 31: Installing Lg Thinq Application

    LG Electronics will also provide open source code to you on CD-ROM for a charge covering the cost of performing such distribution (such as the cost of media, shipping, and handling) upon email request to opensource@lge.com.
  • Page 32: Maintenance Cleaning

    MAINTENANCE MAINTENANCE Cleaning • Cleaning interval is set period assuming that 8 hours of daily use. Cleaning Interval • If the filter is clogged with dust, the cooling/ heating efficiency will drop. - 6 % of the electricity will be wasted. •...
  • Page 33: Cleaning The Air Filter(Matte Type)

    MAINTENANCE Cleaning the Air Filter(Matte Press the clips on the air filter and put it down. Type) WARNING • Wear gloves during the work. • Before cleaning or performing maintenance, disconnect the power supply and wait until the fan stops. CAUTION •...
  • Page 34 MAINTENANCE Cleaning the PM1.0 Filter and WARNING Deodorization Filter • Don't touch the PM1.0 Filter within 10 seconds PM1.0 Filter after opening the front grille. Soak the PM1.0 filter in enough water to - Unless, it may cause an electric shock. submerge it and shake it several times to clean it.
  • Page 35 MAINTENANCE Mounting the Filter Insert the air filter. After pushing down the ring, insert the deodorization filter. Close up the front grille and fix it by pushing the points near the knobs. Insert the PM1.0 filter.
  • Page 36: Cleaning The Air Filter(Glaze Type)

    MAINTENANCE Cleaning the Air Filter(Glaze Remove the air filter by pushing the knobs on Type) WARNING • Wear gloves during the work. • Before cleaning or performing maintenance, disconnect the power supply and wait until the fan stops. CAUTION • When you remove the air filter, do not touch the metal parts of the indoor unit.
  • Page 37 MAINTENANCE • If it is heavily soiled, soak it in lukewarm After pushing down the ring, remove the water with neutral detergent for 30 deodorization filter. minutes, then rinse thoroughly with clean water. Dry in the shade for about a day. •...
  • Page 38 MAINTENANCE Mounting the Filter Insert the air filter. After pushing down the ring, insert the deodorization filter. Close up the front grille and fix it by pushing the centre and both sides of it. • The arrows are marked on both sides of the Insert the PM1.0 filter.
  • Page 39: Cleaning The Air Filter(Deluxe Type)

    MAINTENANCE Cleaning the Air Filter(Deluxe Press the clips on the air filter and put it Type) down. WARNING • Wear gloves during the work. • Before cleaning or performing maintenance, disconnect the power supply and wait until the fan stops. CAUTION •...
  • Page 40: Cleaning The Pm1.0 Sensor

    MAINTENANCE Dry the filter in the shade. WARNING • Disconnect the power supply to the appliance before work. • When cleaning the sensor, be careful so as to avoid falling accidents. • When removing the sensor corner cover, be careful not to drop the product. Put your finger in the indicator.
  • Page 41: Tips For Maintenance

    MAINTENANCE Then wipe again with a dry cotton swab to Lower the PM1.0 sensor case all the way down remove all remaining moisture. and rotate the dust sensor case to fix it. Close the PM1.0 sensor case, then install the PM1.0 sensor case into its original position.
  • Page 42: After Long Periods Of Disuse

    MAINTENANCE After Long Periods of Disuse Clean the air filter and install it in the indoor unit. Check that the air inlet and outlet of the indoor/ outdoor unit are not blocked. Check that the ground wire is connected correctly. •...
  • Page 43: Troubleshooting

    TROUBLESHOOTING TROUBLESHOOTING Before Calling for Service Please check the following before you contact the service centre. If the problem persists, contact your local service centre. NOTE • Some functions may not be supported, depending on the model. Operation Symptoms Possible Cause & Solution The appliance does not Burning smell and strange sounds are coming from the appliance.
  • Page 44 TROUBLESHOOTING Symptoms Possible Cause & Solution The appliance stops The appliance is suddenly turned off. during operation. • The Off Timer function may have timed out, which turns the appliance off. Check the timer settings. Have you made a mistake in timer operation? •...
  • Page 45 TROUBLESHOOTING Symptoms Possible Cause & Solution The appliance does not The room temperature is too high. emit cool air. • In summer, cooling the indoor air fully may take some time. In this case, select the Jet mode to cool the indoor air quickly. The room may have been very hot when the room air conditioner was first turned on.
  • Page 46: Performance

    TROUBLESHOOTING Performance Symptoms Possible Cause & Solution The indoor unit is still The Auto Clean function is being operated. operating even when • Allow the Auto Clean function to continue since it reduces any remaining the appliance has been moisture inside the indoor unit. If you do not want this function, you can turned off.
  • Page 47: Wi-Fi

    • Find the Wi-Fi network connected to your smartphone and remove it, then connected to the Wi-Fi register your appliance on LG ThinQ. network. Mobile data for your smartphone is turned on. • Turn off the Mobile data of your smartphone and register the appliance using the Wi-Fi network.
  • Page 48 PT.LG Electronics Indonesia Gandaria 8 Office Tower Lt. 29 BC & 31 ABCD Jl.Sultan Iskandar Muda, Kebayoran Lama Utara - Kebayoran Lama, Jakarta Selatan - DKI Jakarta Raya, Indonesia...

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