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OWNER’S MANUAL AIR CONDITIONER Please read this manual carefully before operating your set and retain it for future reference. TYPE : WALL MOUNTED *MFL67215108* www.lg.com P/NO : MFL67215108...
Room Air Conditioner Owner’s Manual TABLE OF CONTENTS FOR YOUR RECORDS Write the model and serial numbers here: Safety Precautions Model # Serial # You can find them on a label on the side of each unit. Before Use Dealer's Name Date Purchased Staple your receipt to this page in the event you need Product Introduction...
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Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. • Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by the following indications. This symbol indicates the possibility of death or serious injury.
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Safety Precautions Indoor/outdoor wiring connections must Safely dispose o the packing materials. Make sure to check that the power cable be secured tightly and the cable should Like screws, nails, batteries, broken plug is not dirty, loose or broken and be routed properly so that there is no things etc after installation or svc and then only insert the plug completely.
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Safety Precautions Do not use the product for special purposes, Do not block the inlet or outlet of air flow. Use a soft cloth to clean. Do not use such as preserving foods, works of art, etc. It harsh detergents, solvents or splashing is a consumer air conditioner, not a precision water etc .
Before Use Before Use Preparation 1. Contact the quali ed persons for Air conditioner unit installation. 2. Put in the power plug. 3. Use wiring diagram which come with air conditioner unit for electrical circuit instalation. 4. Do not use power strip for wiring installation. 5.
Product Introduction Product Introduction Symbols used in this Manual This symbol alerts you to the risk of electric shock. This symbol alerts you to hazards that may cause harm to the air conditioner. NOTE This symbol indicates special notes. Components This appliance should be installed in accordance with national wiring regulations.
Electrical Safety Electrical Safety • This appliance must be properly grounded. To minimize the risk of electric shock, you must alway plug into a grounded oulet. • Do not cut or remove the grounding prong from the power plug. • Attaching the adapter ground terminal to the wall receptacle cover screw does not ground the appliance unless the cover screw is metal and not insulated, and the wall receptacle is grounded through the house wiring.
Operating Instructions Operating Instructions How to insert the Batteries 1. Remove the battery cover by pulling it according to the arrow direction. 2. Insert new batteries making sure that the (+) and (-) of battery are installed correctly. 3. Reattach the cover by sliding it back into position. NOTE 1.
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Operating Instructions Wireless Remote Controller The controls will look like the following. START/STOP BUTTON Used to turn off/on the unit. Signal transmitter OPERATION MODE SELECTION BUTTON Used to select the operation mode. ROOM TEMPERATURE SETTING BUTTONS Used to select the room temperature. INDOOR FAN SPEED SELECTOR BUTTON Used to select fan speed in four steps low, medium, high and CHAOS.
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Operating Instructions Operation Mode Press the ON/OFF BUTTON to turn the unit on. ON/OFF The unit will respond with a beep. Open the cover of the remote controller and press the operation mode button. Each time MODE the button is pressed, the operation mode is shifted in the direction of the arrow. Auto Healthy Cooling...
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Operating Instructions Auto Changeover Operation (Optional) This operation is basically heating or cooling function of the air MODE conditioner. But during this operation the controller changes the operation mode automatically to keep the temperature within ±2°C with respect to the setting temperature. Auto Operation(Optional) <For Cooling Model>...
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During this operation, 'Cooling' lamp lights up. PLASMA Purification Operation(Optional) Plasma filter is a technology developed by LG to get rid of microscopic contaminants in the intake air by generating a plasma of high charge electrons. This plasma kills and destroys the contaminants completely to provide clean and hygienic air.
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Operating Instructions Energy-Saving Cooling Mode (Optional) Energy-saving cooling mode can save energy in cooling operation, because it can operate efficiently by setting body-adaptation time according to the change of time and temperature and adjusting desired temperature automatically. 1. Press the ON/OFF BUTTON to start the unit. 2.
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Operating Instructions Timer Setting Button on the Description Indication on the LCD Display Remote Controller Press the Timer button once to set on the Reserved 'On' (Press the Timer button twice to set the Reserved 'Off') Press the Time Setting buttons until the desired time is set.
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Operating Instructions Horizontal Vane Control The Horizontal Vane can be adjusted by using the remote controller. 1. Press the ON/OFF BUTTON to start the unit. 2. Press the vertical airflow direction button. Each time the button is pressed, the air-flow direction is changed in the direction of the arrow.
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Operating Instructions Jet Cool Operation This mode allows you to cool indoor air quickly in summer or warm it quickly in winter in jet cooling mode, strong air blows out at a temperature of 18°C for 30 minutes. Press JET COOL button. To stop from jet cool mode or press repeated.
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Operating Instructions Forced operation Forced operation is used when the remote controller can't be used. The operation will be started if the ON/OFF button is pressed. If you want to stop the operation, re-press the button. ON/OFF button NOTE If you do not have the remote controller around here, you can start to operate the forced operation. If you force to close the front panel, some parts may be damaged.
Maintenance and Service Maintenance and Service Before performing any maintenance, turn off the main power to the system, disconnect the circuit breaker and unplug the power cord. Indoor Unit Clean the unit with a soft dry cloth. Do not use bleach or abrasives. Never use any of these •...
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Maintenance and Service Removal of Filters Open the front panel as shown. Then pull the filter tab slightly forward to remove the air filter. After removing the air filter remove the plasma and Virus & Allergy safe Filter by slightly pulling downwards. Plasma filter Don't touch this plasma filter within 10 seconds after opening the inlet grille, it may cause an electric shock.
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Maintenance and Service Outdoor Unit The heat exchanger coils and panel vents of the outdoor unit should be checked regularly. If clogged with dirt or soot, the heat exchanger and panel vents may be professionally steam cleaned. NOTE Dirty or clogged coils will reduce the operating efficiency of the system and cause higher operating costs. Operation Tips! Do not overcool the room.
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Maintenance and Service Troubleshooting Tips! Save time and money! The air conditioner may be operating abnormally when: Problem Possible Causes What To Do The air conditioner is • Make sure the air conditioner plug is unplugged. pushed completely into the outlet. The fuse is blown/circuit •...