ENGLISH FRANÇAIS ESPAÑOL OWNER'S MANUAL AIR CONDITIONER Read this owner's manual thoroughly before operating the appliance and keep it handy for reference at all times. TYPE: WALL MOUNTED If Indoor unit are connected with multi split type, It is not Energy Star certified products MFL69491102 Rev.03_052818 www.lg.com Copyright © 2017 - 2018 LG Electronics Inc. All Rights Reserved.
TABLE OF CONTENTS 2 TABLE OF CONTENTS 3 SAFETY INSTRUCTIONS 3 IMPORTANT SAFETY INSTRUCTIONS 7 OPERATION 7 7 8 13 13 15 16 16 17 18 18 19 19 19 20 20 21 Notes for Operation Parts and Functions Wireless Remote Control Restarting the Air Conditioner Automatically Using the Mode Function Using the Jet Mode Function Using the Fan Speed Function Using the Air Flow Direction Function Setting the On/Off Timer Using the Sleep Function (Optional) Using the Simple Timer Function (Optional) Using the Energy Di
SAFETY INSTRUCTIONS READ ALL INSTRUCTIONS BEFORE USE Your safety and the safety of others are very important. We have provided many important safety messages in this manual and on your appliance. Always read and follow all safety messages. This is the safety alert symbol. This symbol alerts you to potential hazards that can kill or injure you and others. All safety messages will follow the safety alert symbol and either the word WARNING, or CAUTION.
SAFETY INSTRUCTIONS Installation •• Do not install the air conditioner on an unstable surface or in a place where there is danger of it falling. •• Contact an authorized service center when installing or relocating the air conditioner. •• Install the panel and the cover of the control box safely. •• Do not install the air conditioner in a place where flammable liquids or gases such as gasoline, propane, paint thinner, etc., are stored.
SAFETY INSTRUCTIONS Maintenance •• Do not clean the appliance by spraying water directly onto the product. •• Before cleaning or performing maintenance, disconnect the power supply and wait until the fan stops. CAUTION To reduce the risk of minor injury to persons, malfunction, or damage to the product or property when using this product, follow basic precautions, including the following: Installation •• Do not install the air conditioner in an area where it is directly exposed to sea wind (salt spray).
SAFETY INSTRUCTIONS Operation •• Remove the batteries if the remote control is not to be used for an extended period of time. •• Make sure that the filter is installed before operating the air conditioner. •• Be sure to check if there is a refrigerant leak after installing or repairing the air conditioner. •• Follow the standards of the corresponding region or country for handling the refrigerant and the air conditioner and for disassembling the air conditioner.
OPERATION ENGLISH OPERATION Notes for Operation Suggestion for Energy Saving •• Do not over-cool the space. This may be harmful for your health and may consume more electricity. •• Block sunlight with blinds or curtains while you are operating the air conditioner. •• Keep doors or windows closed tightly while you are operating the air conditioner. •• Adjust the direction of the air flow vertically or horizontally to circulate indoor air.
OPERATION Wireless Remote Control Inserting Batteries Operating Method Point the remote control towards the signal receiver at the right side of the air conditioner to operate it. If the display screen of the remote control begins to fade, replace the batteries. Insert AAA (1.5 V) batteries before using the remote control. 1 Remove the battery cover. 2 Insert the new batteries and make sure that the + and - terminals of the batteries are installed correctly.
OPERATION 1 Insert batteries. Operating the Air Conditioner without the Remote Control •• The icon below blinks at the bottom of the display screen. You can use the ON/OFF button of the indoor unit to operate the air conditioner when the remote control is unavailable. 2 Press 3 Press SET/CANCEL button to finish. or button to select the minutes. 1 Open the front cover (Type2) or horizontal vane (Type1). 2 Press the ON/OFF button.
OPERATION Using Wireless Remote Control You can operate the air conditioner more conveniently with the remote control. Available Function To turn on/off the air conditioner. O O To adjust the desired room temperature in cooling, heating or auto changeover mode. O O To select the cooling mode. O O To select the heating mode. O O To select the dehumidification mode. O O To select the fan mode. O O To select the auto changeover/auto operation mode.
OPERATION 11 Display Screen Multi To turn on/off air conditioner automatically at desired time. O O - To set/cancel the special functions and timer. O O - To cancel the timer settings. O O - To adjust time. O O - To set the brightness of the display on the indoor unit. O O ROOM TEMP To display the room temperature. O O °C↔°F [5 s] To change unit between °C and °F O O *ENERGY SAVING To minimize power consumption. O O To adjust the air flow to deflect wind.
OPERATION Available Function Button Display Screen 2 * * FAN SPEED MODE TEMP * JET MODE 1 kW [3 s] SWING ℃↔℉ [5 s] FUNC. TIMER SWING SET UP ROOM TEMP DIAGNOSIS [5 s] FUNC. SET CANCEL CANCEL RESET RESET - Description Single Split Multi To purify the air by removing particles that enters the indoor unit. X X To reduce noise from outdoor units. X X To keep your skin moisturized by generating ion clusters. X X To lower indoor humidity quickly.
OPERATION 13 When the air conditioner is turned on again after a power failure, this function restores the previous settings. Using the Mode Function This function allows you to select the desired function. Cooling Mode Disabling Auto Restart 1 Open the front cover (Type2) or horizontal vane (Type1). Auto Changeover Mode / Auto Operation(AI) Mode 2 Press the ON/OFF button and hold it for 6 seconds, then the unit will beep twice and the lamp will blink twice 4 times.
OPERATION Auto Operation (Artificial Intelligence) Auto Changeover Mode Multi Model This mode changes the mode automatically to maintain the set temperature at ±2 °C In this operation mode, the system is automatically operated by the electronic controls. 1 Turn the appliance on. 2 Press MODE button repeatedly to select the Auto Operation. •• 3 4 Single Split Model 1 Turn the appliance on. 2 Press MODE button repeatedly to select the Auto Changeover Mode.
OPERATION 15 1 Turn the appliance on. 2 Press MODE button repeatedly to select the Heating Mode. •• 3 is displayed on the display screen. Press or temperature. button to set the desired NOTE •• will be displayed on the indoor unit when defrosting is operating. •• Furthermore, this indication will be displayed on the indoor unit: −− When preheating is operating. −− When the room temperature has been reached to the set temperature.
OPERATION Using the Fan Speed Function Using the Air Flow Direction Function Adjusting the Fan Speed This function adjusts the direction of the air flow vertically (horizontally). •• Press FAN SPEED button repeatedly to adjust the fan speed. Display Screen Speed High Medium - High Medium Medium - Low •• Press SWING ( SWING ) button repeatedly and select the desired direction. −− Select ( ) to adjust the direction of the air flow automatically.
OPERATION 17 This function sets the air conditioner to turn on/off automatically at desired time. Setting the Off Timer 1 Press TIMER 2 Press 3 Press SET/CANCEL button to finish. or Canceling the On Timer TIMER 2 Press 3 Press SET/CANCEL button to finish. button repeatedly. Press SET/CANCEL button to cancel the setting. button to select the minutes. NOTE •• This function is disabled when you set Simple Timer. Canceling the Off Timer 1 Press TIMER button repeatedly.
OPERATION Using the Sleep Function (Optional) Using the Simple Timer Function (Optional) This function turns off the air conditioner automatically when you go to sleep. This function turns off the air conditioner automatically when you go to sleep. 1 Turn the appliance on. 1 Turn the appliance on. 2 Press 2 Press TIMER button repeatedly. •• The icon below blinks at the bottom of the display screen. 3 4 Press or 7 hours).
OPERATION 19 Using the Light Off Function (Optional) This function displays the amount of electricity generated on the indoor display as the product operates. Display Screen Brightness Display the Current Energy Usage •• Press LIGHT OFF button. 1 Turn the appliance on. NOTE 2 Press kW [3 s] button and hold it about 3 seconds. •• The instantaneous power consumption ( ) is displayed for a while on some indoor units. You can set the brightness of the indoor unit display screen.
OPERATION Using the Energy Saving Function (Optional) Using the Energy Control Function (Optional) This function minimizes power consumption during Cooling and increases the set temperature to the optimal level for a more comfortable environment. The temperature automatically settles at 22 °C if desired temperature is below 22 °C The temperature remains constant if it is above 22 °C 1 Turn the appliance on. 2 Press ENERGY CTRL button. 1 Turn the appliance on.
OPERATION 21 1 Turn the appliance on. 2 Press FUNC button repeatedly to select the desired function. 3 Press SET/CANCEL button to finish. Display Screen Description Available Function Single Split Multi To purify the air by removing particles that enters the indoor unit. X X To reduce noise from outdoor units. X X To keep your skin moisturized by generating ion clusters. X X To lower indoor humidity quickly.
OPERATION Canceling Special Functions Using the Silent Function (Optional) 1 Press FUNC button repeatedly to select the desired function. This function prevents potential claims by neighbors, reducing noise from outdoor units. 2 Press SET/CANCEL button to cancel the function. •• is displayed on the display screen. NOTE •• This function is disabled when you press MODE or ENERGY CTRL or JET MODE button.
OPERATION 23 This function operates the heating system to maintain a minimum room temperature and prevent objects in the room from freezing where there is no permanent resident, such as a vacation. •• , are displayed on the display screen. NOTE •• This function is available with Heating Mode. •• During LH operation, when you press buttons such as , , MODE, FAN SPEED, and then return to Heating Mode, 30 °C high speed.
SMART FUNCTIONS SMART FUNCTIONS Using LG SmartThinQ Application Things to check before using LG SmartThinQ •• For appliances with the 1 logo Check the distance between the appliance and the wireless router (Wi-Fi network). •• If the distance between the appliance and the wireless router is too far, the signal strength becomes weak. It may take a long time to register or installation may fail. 2 Turn off the Mobile data or Cellular Data on your smartphone.
SMART FUNCTIONS 25 Search for the LG SmartThinQ application from the Google Play Store or Apple App Store on a smart phone. Follow instructions to download and install the application. Wi-Fi Function •• For appliances with the logo Communicate with the appliance from a smart phone using the convenient smart features. Smart Diagnosis™ If you use the Smart Diagnosis function, you will be provided with the useful information such as a correct way of using the appliance based on the pattern of use.
SMART FUNCTIONS Smart Diagnosis™ Using a Smart Phone •• For appliances with the or logo Use this function if you need an accurate diagnosis by an LG Electronics customer information centre when the appliance malfunctions or fails. Smart Diagnosis™ can not be activated unless the appliance is connected to power. If the appliance is unable to turn on, then troubleshooting must be done without using Smart Diagnosis™.
MAINTENANCE 27 ENGLISH MAINTENANCE WARNING •• Before cleaning or performing maintenance, disconnect the power supply and wait until the fan stops. If the air conditioner will not be used for an extended period of time, dry the air conditioner to maintain it in best condition. Clean the product regularly to maintain optimal performance and to prevent possible breakdown. •• Dry the air conditioner in Fan mode for 3 to 4 hours and disconnect the power.
MAINTENANCE Type Air filter Description Clean with a vacuum or hand wash. Interval 2 weeks Triple filter Clean with a vaccum or brush. Every 3 months 3M filter Clean with a vaccum or brush. Every 6 months Use dry cotton bud to remove any dust. Every 6 months Ionizer (Optional) Clean the Indoor unit surface by using a soft, dry cloth. Indoor unit Outdoor unit Regularly Have a professional clean the condensate drain pan. Once a year Have a professional clean the condensate drain pipe.
MAINTENANCE 29 Clean the air filters once every 2 weeks, or more, if necessary. 7 Push down hooks to assemble the air filter. 8 Check the side of the front cover for correct assembly of the air filter. NOTE •• The air filter can be broken when it is bent. •• When the air filter is not assembled correctly, dust and other substances can enter into the indoor unit. Type1 If you look at the indoor unit from above it, can assemble the top filter easily. 1 Turn off the power to the unit.
MAINTENANCE Clean the 3M and Triple Filter (Optional) 1 Turn off the power to the unit. 2 Remove the air filters from the indoor unit. 3 Remove the 3M and Triple filter from the indoor unit. 5 Insert the 3M and Triple filter. Type1 Type1 Type2 Type2 4 Clean the filter with a vacuum cleaner. 6 Assemble the air filters. 7 Check the side of the front cover for correct assembly of the air filters.
TROUBLESHOOTING 31 ENGLISH TROUBLESHOOTING Self-diagnosis Function This product has a built-in self-diagnosis function. If an error occurs, the lamp of the indoor unit will blink in 2 second intervals. If this occurs, contact your local dealer or service center. Before Calling for Service Please check the following before you contact the service center. If the problem persists, contact your local service center.
TROUBLESHOOTING Problem Possible Causes Corrective Action Air is not circulating properly. •• Make sure that there are no curtains, blinds, or pieces of furniture blocking the front of the air conditioner. The air filter is dirty. •• Clean the air filter once every 2 weeks. •• See “Clean the Air Filter” for more information. The room temperature is too high. •• In summer, cooling the indoor air fully may take some time. In this case, select the Jet Mode to cool the indoor air quickly.
TROUBLESHOOTING 33 Possible Causes Corrective Action The indoor unit is still operating even when the unit has been turned off. The Auto Clean function is being operated. •• Allow the Auto Clean function to continue since it removes any remaining moisture inside the indoor unit. If you do not want this feature, you can turn the unit off. The air outlet on the indoor unit is discharging mist. The cooled air from the air conditioner makes mist.
TROUBLESHOOTING Problem Your home appliance and smartphone is not connected to the Wi-Fi network. Possible Causes Corrective Action The password for the Wi-Fi that you are trying to connect to is incorrect. •• Find the Wi-Fi network connected to your smartphone and remove it, then register your appliance on LG SmartThinQ. 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.
WARRANTY (USA) 35 ARBITRATION NOTICE: THIS LIMITED WARRANTY CONTAINS AN ARBITRATION PROVISION THAT REQUIRES YOU AND LG TO RESOLVE DISPUTES BY BINDING ARBITRATION INSTEAD OF IN COURT, UNLESS YOU CHOOSE TO OPT OUT. IN ARBITRATION, CLASS ACTIONS AND JURY TRIALS ARE NOT PERMITTED. PLEASE SEE THE SECTION TITLED “PROCEDURE FOR RESOLVING DISPUTES” BELOW.
WARRANTY (USA) Governing Law. The law of the state of your residence shall govern this Limited Warranty and any disputes between us except to the extent that such law is preempted by or inconsistent with applicable federal law. Fees/Costs. You do not need to pay any fee to begin an arbitration.
WARRANTY (CANADA) 37 ARBITRATION NOTICE: THIS LIMITED WARRANTY CONTAINS AN ARBITRATION PROVISION THAT REQUIRES YOU AND LG TO RESOLVE DISPUTES BY BINDING ARBITRATION INSTEAD OF IN COURT, UNLESS THE LAWS OF YOUR PROVINCE OR TERRITORY DO NOT PERMIT THAT, OR, IN OTHER JURISDICTIONS, IF YOU CHOOSE TO OPT OUT. IN ARBITRATION, CLASS ACTIONS AND JURY TRIALS ARE NOT PERMITTED. PLEASE SEE THE SECTION TITLED “PROCEDURE FOR RESOLVING DISPUTES” BELOW.
WARRANTY (CANADA) Governing Law. The law of the province or territory of your purchase shall govern this Limited Warranty and any disputes between you and LG except to the extent that such law is preempted by or inconsistent with applicable federal or provincial/territorial law.
US CANADA Please call the installing contractor of your product, as warranty service will be provided by them.
