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LG ZTNW48GMLA0 Owner's Manual
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LG ZTNW48GMLA0 Owner's Manual

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OWNER'S MANUAL
AIR CONDITIONER
Read this owner's manual thoroughly before operating the
appliance and keep it handy for reference at all times.
ENGLISH
ZTNW48GMLA0
MFL72017407
Rev.00_050323
Copyright © 2023 LG Electronics Inc. All Rights Reserved.
www.lg.com

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Summary of Contents for LG ZTNW48GMLA0

  • Page 1 OWNER'S MANUAL AIR CONDITIONER Read this owner’s manual thoroughly before operating the appliance and keep it handy for reference at all times. ENGLISH ZTNW48GMLA0 www.lg.com MFL72017407 Rev.00_050323 Copyright © 2023 LG Electronics Inc. All Rights Reserved.

  • Page 2: Table Of Contents

    Auto Restart Function ..................16 Using the Appliance with Remote Control............17 SMART FUNCTIONS LG ThinQ Application ................18 LG ThinQ Application Features.................18 Before Using LG ThinQ Application ..............18 Installing LG ThinQ Application................19 Open Source Software Notice Information ............19 Radio Equipment Specifications...............19...
  • Page 3 MAINTENANCE Cleaning..................... 20 Cleaning Interval ....................20 Cleaning the Air Filter ..................21 Cleaning the PM1.0 Sensor ................27 Tips for Maintenance ................27 Before Long Periods of Disuse .................27 After Long Periods of Disuse ................28 TROUBLESHOOTING Before Calling for Service ................ 29 Operation ......................29 Performance .......................32 Wi-Fi ........................33...

  • 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: Notes For Flammable Refrigerant

    SAFETY INSTRUCTIONS Notes for Flammable Refrigerant The following symbols are displayed on units. This symbol indicates that this appliance uses a flammable refrigerant. If the refrigerant is leaked and exposed to an external ignition source, there is a risk of fire. This symbol indicates that the Owner's Manual should be read carefully.

  • Page 6: Installation

    SAFETY INSTRUCTIONS • Installation or repairs made by unauthorized persons can pose hazards to you and others. • The information contained in the manual is intended for use by a qualified service technician who is familiar with the safety procedures and equipped with the proper tools and test instruments.
  • Page 7 • 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 8: Operation

    SAFETY INSTRUCTIONS Operation • Do not modify or extend the power cable. Scratches or peeling insulation on the power cables may result in fire or electric shock, and should be replaced. • Make sure that the power cable is neither dirty, loose, nor broken. •...

  • Page 9: Wireless Remote Control

    SAFETY INSTRUCTIONS • Stop operation and close the window in storm or hurricane. If possible, remove the product from the window before the hurricane arrives. Wireless Remote Control • Never mix different types of batteries, or old and new batteries for the remote control.
  • Page 10 SAFETY INSTRUCTIONS • Do not input air or gas into the system except the specified refrigerant. • Do not touch the leaking refrigerant during installation or repair. • If the refrigerant gas leaks during the installation, ventilate the area immediately. •...

  • Page 11: Caution Instructions

    SAFETY INSTRUCTIONS • The appliance shall be stored in a room without continuously operating open flames (for example an operating gas appliance) and ignition sources (for example an operating electric heater). • The appliance shall be stored so as to prevent mechanical damage from occurring.

  • Page 12: Operation

    SAFETY INSTRUCTIONS Operation • Do not drink the water drained from the air conditioner. • Do not place objects in direct proximity of the outdoor unit and do not let leaves and other debris accumulate around the unit. Leaves are a hotbed for small animals which can enter the unit.
  • Page 13 SAFETY INSTRUCTIONS • Never touch the metal parts of the air conditioner when removing the air filter. • Tear apart and throw away plastic packaging bags so that children will not play with them. • When the product is not to be used for a long time, disconnect the power supply plug or turn off the breaker.

  • Page 14: Operation Before Use

    OPERATION OPERATION Before Use Notes for Operation • Adjust the direction of the airflow vertically 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 15: Product Overview

    OPERATION Product Overview 4 Way Cassette Operating Status Lamp and Remote Control Receiver Displays the operating status and contains the receiver for the wireless remote. Forced Operation Button Operates the product when the remote control can't be used. Air Intake/Air Filter •...

  • Page 16: Display

    OPERATION Display • This function is useful in the case of power failure. • This function is enabled by the factory default settings. • If you want to set or disable the auto restart function, press and hold the Forced Operation Button for 15 seconds.

  • Page 17: 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. • www.lg.com Insert the model name in the search box. • The model name is on the remote control or printed on the box in which the remote control is packed.

  • Page 18: 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 Application connection problems or any faults, malfunctions, or errors caused by network connection.

  • Page 19: 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 20: Maintenance Cleaning

    MAINTENANCE MAINTENANCE Cleaning Filter Type Water Interval Washing Cleaning Interval Deodorization 6 Months Filter *1 This filter is provided only when the air purifying front panel is installed. NOTE • Never use water that is hotter than 40 ℃ when you clean the filters.

  • Page 21: Cleaning The Air Filter

    MAINTENANCE Cleaning the Air Filter Removing the Filter Press the Knobs on both sides and open the WARNING front grille. • Wear gloves during the work. • Before cleaning or performing maintenance, disconnect the power supply and wait until the fan stops.
  • Page 22 MAINTENANCE Press the Clips on both sides and seperate Press the Fixing Handle and pull down the the bottom of the air filter from the front grille. upper side of PM1.0 Filter WARNING Remove the air filter. • Don't touch the PM1.0 Filter within 10 seconds after opening the front grille.
  • Page 23 MAINTENANCE Lift the PM1.0 Filter slightly and remove it from Dry the filter in the shade. the appliance. Cleaning the PM1.0 Filter and Deodorization Filter PM1.0 Filter Soak the PM1.0 filter in enough water to submerge it and shake it several times to clean it.
  • Page 24 MAINTENANCE Deodorization Filter Mount PM1.0 Filter on the hooks. Do not wash the deodorization filter with water and dry for about 3 hours under weak sunlight or fluorescent light. • Washing the filter with water could damage or deform it. Mounting the Filter Insert the Deodorization Filter into the...
  • Page 25 MAINTENANCE Push up the upper side of PM1.0 Filter and fix Insert the hooks on the upper side of the air to the appliance. filter into the holes. Insert the clips into the hooking holes on the bottom of front grile.
  • Page 26 MAINTENANCE Close up the front grille to the appliance. Press the centre of the left and right sides once. Fix the upper side of the front grille by pressing the knobs.

  • Page 27: Cleaning The Pm1.0 Sensor

    MAINTENANCE Cleaning the PM1.0 Sensor Wipe off any dust adhering to the lens using a cotton swab slightly moistened with water. Then wipe again with a dry cotton swab to NOTE remove moisture. • This process is applicable only when the air purifying front panel is installed.

  • Page 28: After Long Periods Of Disuse

    MAINTENANCE • This will dry the internal mechanisms. Turn off the appliance. Turn off the breaker. NOTE • In case of using wireless remote controller, remove the batteries from the wireless remote controller. After Long Periods of Disuse Clean the air filter and reinstall it in the appliance.

  • Page 29: 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 30 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 31 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 32: 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 33: 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 34 Memo...
  • Page 35 Memo...

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