ENGLISH FRANÇAIS ESPAÑOL OWNER’S MANUAL AIR CONDITIONER Please read this manual carefully before operating your set and retain it for future reference. TYPE : WALL MOUNTED P/NO : MFL67502019 http://www.lghvac.com www.lg.
TIPS FOR SAVING ENERGY ENGLISH TIPS FOR SAVING ENERGY Here are some tips that will help you minimize power consumption when you use your air conditioner. • Do not cool excessively indoors. 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.
IMPORTANT SAFETY INSTRUCTIONS 3 READ ALL INSTRUCTIONS BEFORE USING THE APPLIANCE. Always comply with the following precautions to avoid dangerous situations and to ensure peak performance of your product. ! WARNING It can result in serious injury or death when the directions are ignored. ! CAUTION It can result in minor injury or product damage when the directions are ignored. ! WARNING • Installation or repairs made by unqualified persons can result in hazards to you and others.
IMPORTANT SAFETY INSTRUCTIONS ENGLISH READ ALL INSTRUCTIONS BEFORE USING THE APPLIANCE. • Do not place a heater or other heating appliances near the power cable. It may result in fire, electric shock, or product failure. • Make sure that the power cord is not pulled or damaged while the air conditioner is operating. Failure to do so may result in fire, electric shock, or product failure. • Do not place any objects on the power cord. It may result in electric shock or product failure.
IMPORTANT SAFETY INSTRUCTIONS 5 • Unplug the power plug if there is a noise, smell or smoke coming from the air conditioner. Failure to do so may result in explosion or fire. • Make sure to ventilate sufficiently when this air conditioner and a heating appliance such as a heater are used simultaneously. Failure to do so may result in fire, serious injury, or product failure. • Make sure that children do not climb on or hit the outdoor unit. Failure to do so may result in death or product failure.
IMPORTANT SAFETY INSTRUCTIONS ENGLISH Use • Remove the batteries when the remote control is not in use for an extended period of time. Failure to do so may result in product failure. • Make sure that the filter is installed before you operate the air conditioner. Failure to do so may result in product failure. • Unplug the power plug when the air conditioner is not used for an extended period of time. Failure to do so may result in product failure.
TABLE OF CONTENTS 7 ENGLISH TABLE OF CONTENTS 2 3 TIPS FOR SAVING ENERGY 15 ADVANCED FUNCTIONS 15 Changing room temperature quickly IMPORTANT SAFETY INSTRUCTIONS 15 Auto Clean operation 16 Auto Changeover operation 16 Auto operation 17 Energy saving cooling mode 17 Display screen brightness 17 Operating the air conditioner without the remote control 18 Restarting the air conditioner automatically 19 LG Smart AC (Optional) 8 BEFORE USE 8 Components 10 Using the remote control 11
BEFORE USE ENGLISH BEFORE USE Components Indoor unit ڹ ڸ [Standard Libero Type] ۂ ں ۀ ہ ھ ڽ ڻ ڿ ڼ ڹ [Artcool Libero Type] ڸ ہ ں ڼ ۀ ڻ ڽ ھ ڿ * Features may change according to the type of model.
BEFORE USE 9 ENGLISH Outdoor unit ڸ ڹ ڻ ڼ ڽ ں ڸ ڻ ڼ ڽ ڹ ں * Features may change according to the type of model.
BEFORE USE ENGLISH Using the remote control You can operate the air conditioner more conveniently with the remote control. Wireless remote control Control Display panel screen X P J G Display screen Functions button* : Sets the special functions. X : Auto clean P : Energy saving cooling operation. 1 Touch soft air button : Easily adjust the air flow to deflect direct wind away.
BEFORE USE Insert AAA (1.5 V) batteries before using the remote control. 1 Remove the battery cover. Operating method Point the remote control towards the signal receiver at the bottom of the air conditioner to operate it. 2 Insert the new batteries and make sure that the + and - terminals of the batteries are installed correctly. ! 3 Reattach the battery cover. ! NOTE If the display screen of the remote control starts to fade, replace the batteries.
BASIC FUNCTIONS ENGLISH BASIC FUNCTIONS 3 Press G or H to set the desired tem- Operation Mode perature between 60°F (16°C) and 86°F (30°C). Cooling Mode Auto or Auto Changeover Mode C ! NOTE Cooling-only models do not support this function. Dehumidification Mode Heating Mode Fan Mode • Cooling Only Model( ), Heat Pump Model( Removing humidity E (Dehumidifying operation) ) Cooling your room (Cooling operation) 1 Press | to turn on the power.
BASIC FUNCTIONS 13 Adjusting the air flow direction (Air Circulation operation ; Fan mode) 1 To adjust the direction of the air flow verti- This mode only circulates the indoor air without changing the room temperature. The cooling lamp lights up in air circulation mode. 1 Press | to turn on the power. 2 Press f until E is displayed on the display screen. cally, press D repeatedly and select the desired direction. - Select I to adjust the direction of the air flow automatically.
BASIC FUNCTIONS ENGLISH Setting the timer Canceling the timer setting You can use the timer function to save energy and to use the air conditioner more efficiently. 1 Press the timer function you want to cancel and then press p. Turning on the air conditioner automatically at a set time 1 Press m. - The icon below flickers at the bottom of the display screen. 2 Press E or F to select the minutes. 3 Press p to finish. - To cancel all timer settings, press and hold p.
ADVANCED FUNCTIONS 15 ENGLISH ADVANCED FUNCTIONS Changing room temperature quickly This mode allows you to cool indoor air quickly in the summer or warm it quickly in the winter. 1 Press | to turn on the power. 2 Press M. is displayed on the display screen. - In jet cooling mode, strong air blows out at a temperature of 64 °F (18 °C) for 30 minutes. - In jet heating mode, strong air blows out at a temperature of 86 °F (30 °C) for 30 minutes.
ADVANCED FUNCTIONS ENGLISH Auto Changeover operation Single zone wall mounted models This mode changes the operation mode automatically to maintain the set temperature at ±4°F (2°C). 1 Press | to turn on the power. 2 Press f until C is displayed on the display screen. Auto Operation Multi models In this operation mode, the system is automatically operated by the electronic controls. 1 In this operation mode, the system is automatically operated by the electronic controls.
ADVANCED FUNCTIONS 17 This mode minimizes power consumption during cooling and increases the set temperature to the optimal level for a more comfortable environment. 1 Press | to turn the power on. 2 Press f repeatedly to select the cooling operation. - A is displayed on the display screen. 3 Press P. - G is displayed on the display screen.
ADVANCED FUNCTIONS ENGLISH Restarting the air conditioner automatically When the air conditioner is turned on again after a power failure, this function restores the previous settings. This function is a factory default setting. Disabling auto restart 1 Open the front cover. - Lift up both sides of the cover slightly. * Features may change according to the type of model. 2 Press the On/Off button and hold it for 6 seconds. - The unit will beep twice and the lamp will blink twice 4 times.
ADVANCED FUNCTIONS 19 LG Smart AC uses a wireless adapter Wi-Fi that allows the user to control the unit with the LG mobile app. * Limited to the Wi-Fi applied model * Wi-Fi is available on single zone wall mounted models. Minimal Specifications - Android OS 4.0 or higher at 320 x 480 or higher screen resolution. - iOS 6 or higher at 960 x 640 or higher screen resolution.
MAINTENANCE ENGLISH MAINTENANCE Clean the product regularly to maintain optimal performance and to prevent possible breakdown. When not in use If the air conditioner will not be used for an extended of time, dry the air conditioner to maintain it in best condition. 1 Dry the air conditioner in Fan mode for 3 to 4 hours and disconnect the power to the unit. There may be internal damage if moisture is left in components.
MAINTENANCE 21 • Turn off the power before you perform any maintenance; otherwise it may cause electric shock. • Never use water that is hotter than 104°F (40°C) when you clean the filters. It may cause deformation or discoloration. • Never use volatile substances when you clean the filters. They may damage the surface of the product. • Do not wash the 3M Filter with water, because the filter can be damaged. ! NOTE • The location and shape of the filters may differ, depending on the model.
MAINTENANCE ENGLISH Cleaning the air filter Cleaning the 3M Filter Clean the air filter once every 2 weeks or more if necessary. 1 Turn off the power to the unit. 2 Open the front cover. - Lift up both sides of the cover slightly. 1 Turn off the power to the unit. 2 Open the front cover and remove the air filter (see “Cleaning air filter”). 3 Remove the 3M Filter. [Standard Libero Type] * Features may change according to the type of model.
TROUBLESHOOTING 23 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 requesting service Please check the following before you contact the service center. If the problem persists, contact your local service center.
TROUBLESHOOTING ENGLISH 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 “Cleaning Air Filter” for more information. • The room temperature is too high. • In the summer, it may take some time to cool the indoor air fully.
TROUBLESHOOTING 25 The air-conditioner stops during operation. Possible causes Corrective action • The air conditioner is suddenly turn off. • The Timer Function may have timed out, which turns the unit off. Check the timer settings. • A power failure has occurred during operation. • Wait for the power to come back. If you have the Auto Restart Function enabled, your unit will resume its last operation several minutes after the power is restored.
TROUBLESHOOTING ENGLISH Function of wired remote control Simple Wired Remote Controller [PQRCVCL0Q(W)/ PQRCHCA0Q(W)] LG Programmable Thermostat [PREMTB10U] • It is not possible to set time for automatic on/off timer with the wireless remote control. • If permitting ACO function, the wired remote control will change air conditioning/heating operational mode. • It is not possible to set time for automatic on/off timer with the wireless remote control.
LG Customer Information Center LGEUS LG Electronics, Air conditioning Division 1000 Sylvan Ave., Englewood Cliffs, NJ 07632 LGECI LG Electronics Canada Inc. 20 NORELCO DRIVE. NORTH YORK, ONTARIO M9L 2X6. US 888-865-3026 888-865-3026 1-888-LG-Canada USA, press #2 for PTAC, TTW USA, press #3 for DFS, Multi V CANADA Register your product Online! www.lg.com 1. Please call the installing contractor of your product, as warranty service will be provided by them. 2.
