OWNER’S MANUAL AIR CONDITIONER Please read this manual carefully before operating your set and retain it for future reference. TYPE : WALL MOUNTED www.lg.com P/NO : MFL67647004...
TIPS FOR SAVING ENERGY Here are some tips that will help you minimize the power consumption when you use the air conditioner. You can use your air conditioner more efficiently by referring to the instructions below: • Do not cool excessively indoors. This may be harmful for your health and may consume more electricity.
• Be cautious when you unpack or install the air conditioner. Failure to do so may result in seri- ous injury or product failure. • Do not install the air conditioner on an unstable surface or where there may be a danger of it falling. It may result in death, serious injury, or product failure.
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IMPORTANT SAFETY INSTRUCTIONS Operation • Do not let the air conditioner run for a long time when the humidity is very high or when a door or window has been left open. Failure to do so may result in product failure.
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IMPORTANT SAFETY INSTRUCTIONS CAUTION Installation Operation Operation ranges...
TABLE OF CONTENTS TABLE OF CONTENTS Restarting the air conditioner TIPS FOR SAVING ENERGY automatically Cleaning the air filter IMPORTANT SAFETY Cleaning the plasma filter INSTRUCTIONS MAINTENANCE BEFORE USE TROUBLESHOOTING Components Using the remote control Self-diagnosis function Before requesting service...
ON/OFF button Air Discharge * The feature can be changed according to type of model. NOTE The number of operation lamps and their locations may vary, depending on the model of the air conditioner. Outdoor unit Air Intake Vents Connecting Wires...
BEFORE USE Using the remote control You can operate the air conditioner more conveniently with the remote control. You will find the buttons for the additional functions under the cover of the remote control. Wireless remote control Control Display Description...
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+ and - terminals of the batteries are installed correctly. Operating method Point the remote control towards the signal receiver at the bottom of the air conditioner to operate it. Reattach the battery cover. NOTE If the display screen of the remote control starts to fade, replace the batteries.
BASIC FUNCTIONS BASIC FUNCTIONS Cooling your room Removing humidity (Cooling operation) (Dehumidifying operation) Press to turn on the power. This mode removes excess moisture from an environment with high humidity or in the rainy Press repeatedly to select the cooling season, in order to prevent mold from setting operation.
BASIC FUNCTIONS Airing your room Adjusting the air flow direc- (Air Circulation operation) tion NOTE Adjusting the fan speed Setting the timer Setting the current time...
Press to finish. Press - To cancel all timer settings, press Turning on the air conditioner auto- matically at a set time Setting sleep mode Press Use the sleep mode to turn off the air condi- tioner automatically when you go to sleep.
ADVANCED FUNCTIONS ADVANCED FUNCTIONS Indoor air purification The air conditioner offers some additional ad- vanced functions. Auto Clean operation (optional) Changing room temperature In the cooling and dehumidifying operations, moisture is generated inside the indoor unit. quickly Use the auto cleaning function to remove such moisture.
ADVANCED FUNCTIONS Plasma Purification operation Code Description Cool Ion particles from Plasma developed by LG Cool slightly sterilize the aerial bacteria and other harmful Maintain substances. room Press to turn on the power. temperature Press Heat slightly - # is displayed on the display screen.
This mode minimizes power consumption dur- ing cooling and increases the set temperature When the air conditioner is turned on again to the optimal level for a more comfortable en- after a power failure, this function restores the vironment.
ADVANCED FUNCTIONS Cleaning the air filter NOTE Clean the air filter once every 2 weeks or • The location of the filters may differ, de- more if necessary. pending on the model. Pull out the upper section of front panel •...
ADVANCED FUNCTIONS MAINTENANCE If the air conditioner will not be used for an extended of time, dry the air conditioner to maintain it in best condition. Dry the air conditioner in Fan mode for 3 to 4 hours and disconnect the power plug. There may be internal damage if moisture is left in components.
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MAINTENANCE CAUTION • Turn off the power and unplug the power cord before you perform any maintenance; other- wise it may cause electric shock. • Never use water that is hotter than 40°C when you clean the filters. It may cause deforma- tion or discoloration.
Replace the fuse or check if the circuit power supply is breaker has tripped. blocked. Turn off the air conditioner when a power The air conditioner does not A power failure has failure occurs. When the power is restored, work.
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In the air circulation operation, air blows Air circulation opera- from the air conditioner without cooling or tion is selected. heating the indoor air. Switch the opera- tion mode to the cooling operation. In some operation modes, such as the jet...
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