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OWNER'S MANUAL CONDITIONER Read this owner's manual thoroughly before operating the appliance and keep it handy for reference at all times. TYPE : WALL MOUNTED www.lg.com MFL69491601 Rev.04_051117...
TABLE OF CONTENTS This manual may contain images or content different from the model you purchased. This manual is subject to revision by the manufacturer. SAFETY INSTRUCTIONS ......3 IMPORTANT SAFETY INSTRUCTIONS .......3 OPERATION ..........9 Notes for Operation............9 Parts and Functions ............9 Wireless Remote Control ..........10 Restarting the Air Conditioner Automatically ....15 Using the Mode Function ..........15...
SAFETY INSTRUCTIONS 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. This symbol is displayed to indicate matters and operations that can cause risk.
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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. •...
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Operation • Be sure to use only those parts listed in the service parts list. Never attempt to modify the equipment. • Make sure that children do not climb on or hit the outdoor unit. • Dispose of the batteries in a place where there is no danger of fire. •...
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Maintenance • Before cleaning or performing maintenance, disconnect the power supply and wait until the fan stops. • Do not clean the appliance by spraying water directly onto the product. Technical Safety • Installation or repairs made by unauthorized persons can pose hazards to you and others.
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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).
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• Stop using the remote control if there is a fluid leak in the battery. If your clothes or skin are exposed to the leaking battery fluid, wash off with clean water. • Do not expose people, animals, or plants to the cold or hot wind from the air conditioner for extended periods of time.
OPERATION Notes for Operation Suggestion for Energy Saving • 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. •...
Wireless Remote Control Operating Method Point the remote control towards the Inserting Batteries 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.
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Setting the Current Time Operating the Air Conditioner without the Remote Control Insert batteries. You can use the ON/OFF button of the • The icon below blinks at the bottom of indoor unit to operate the air conditioner the display screen. when the remote control is unavailable.
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Using Wireless Remote Control You can operate the air conditioner more conveniently with the remote control. Display Button Description Screen To turn on/off the air conditioner. To adjust the desired room temperature in cooling, heating or auto changeover mode. To select the cooling mode. To select the heating mode.
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Display Button Description Screen To turn on/off air conditioner automatically at desired time. TIMER SET/ To set/cancel the special functions CANCEL and timer. To cancel the timer settings. CANCEL To adjust time. *LIGHT To set the brightness of the display MODE SPEED on the indoor unit.
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Display Button Description Screen To purify the air by removing particles that enters the indoor unit. To reduce noise from outdoor units. To keep your skin moisturized by generating ion clusters. MODE SPEED To lower indoor humidity quickly. TEMP To maintain a minimum room FUNC.
Restarting the Air Using the Mode Function Conditioner Automatically This function allows you to select the desired function. When the air conditioner is turned on again after a power failure, this function restores Cooling Only Model the previous settings. Cooling Mode Disabling Auto Restart Open the front cover (Type2) or Auto Operation(AI) Mode...
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Heating Mode Fan Mode This mode only circulates the indoor air Turn the appliance on. without changing the room temperature. Press MODE button repeatedly to Turn the appliance on. select the Heating Mode. Press MODE button repeatedly to is displayed on the display screen. •...
Using the Jet Mode Auto Operation (Artificial Intelligence) Function Cooling Only Model Changing Room Temperature This mode automatically sets the fan Quickly speed and temperature depending on the room temperature. This function allows you to cool indoor air quickly during the summer or warm it Turn the appliance on.
Using the Fan Speed Using the Air Flow Direction Function Function Adjusting the Fan Speed This function adjusts the direction of the air flow vertically (horizontally). • Press FAN SPEED button repeatedly to • Press ) button repeatedly and adjust the fan speed. SWING SWING select the desired direction.
Setting the On/Off Timer Setting the Off Timer Press button repeatedly. This function sets the air conditioner to turn TIMER on/off automatically at desired time. • The icon below blinks at the bottom of the display screen. Setting the On Timer Press button repeatedly.
Using the Sleep Function Using the Simple Timer (Optional) Function (Optional) This function turns off the air conditioner This function turns off the air conditioner automatically when you go to sleep. automatically when you go to sleep. Turn the appliance on. Turn the appliance on.
Using the Energy Display Using the Light Off Function Function (Optional) (Optional) This function displays the amount of Display Screen Brightness electricity generated on the indoor display You can set the brightness of the indoor as the product operates. unit display screen. Display the Current Energy Usage •...
Using the Energy Saving Using the Energy Control Function (Optional) Function (Optional) This function minimizes power Turn the appliance on. consumption during Cooling and increases Press ENERGY CTRL button. the set temperature to the optimal level for a more comfortable environment. The •...
Using Special Functions Display Description Screen Turn the appliance on. To purify the air by removing Press FUNC button repeatedly to select particles that enters the the desired function. indoor unit. To reduce noise from Press SET/CANCEL button to finish. outdoor units.
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Canceling Special Functions Using the Silent Function This function prevents potential claims by Press FUNC button repeatedly to select neighbors, reducing noise from outdoor the desired function. units. Press SET/CANCEL button to cancel is displayed on the display screen. • the function.
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Using the Low Heating Function Using the Auto Clean Function This function operates the heating system In the Cooling and Dehumidification Mode, to maintain a minimum room temperature moisture is generated inside the indoor and prevent objects in the room from unit.
Use this function if you need an accurate Installing Smart ThinQ diagnosis by an LG Electronics customer information centre when the appliance Search for the LG Smart ThinQ application malfunctions or fails. from the Google Play Store or Apple Smart Diagnosis™ can not be activated App Store on a smart phone.
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.
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Type Description Interval Air filter Clean with a vacuum or hand wash. 2 weeks Every 3 Triple filter Clean with a vaccum or brush. months Every 6 3M filter Clean with a vaccum or brush. months Ionizer Every 6 Use dry cotton bud to remove any dust. (Optional) months Clean the Indoor unit surface by using a soft, dry cloth.
Clean the Air Filter Push down hooks to assemble the air filter. Clean the air filters once every 2 weeks, or more, if necessary. NOTE • The air filter can be broken when it is bended. Check the side of the front cover for •...
Clean the 3M and Triple Insert the 3M and Triple filters. Filter (Optional) Type1 Turn off the power and unplug the power cord. Remove the air filters from the indoor unit. Remove the 3M and Triple filters from the indoor unit. Type2 Type1 Assemble the air filters.
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.
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Problem Possible Causes Corrective Action • Check whether the power cord is The air conditioner is plugged into the outlet or the power unplugged. isolators are switched on. A fuse exploded, or • Replace the fuse or check if the the power supply is circuit breaker has tripped.
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Problem Possible Causes Corrective Action • Make sure that there are no curtains, Air is not circulating blinds, or pieces of furniture blocking properly. the front of the air conditioner. • Clean the air filter once every 2 weeks. The air filter is dirty. •...
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Problem Possible Causes Corrective Action • The Timer Function may have timed The air conditioner is out, which turns the unit off. Check suddenly turned off. the timer settings. The air conditioner • Wait for the power to come back. If stops during A power failure has you have the Auto Restart function...
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Problem Possible Causes Corrective Action Odors (such as • If the smell does not disappear, you The indoor unit cigarette smoke) may need to wash the filter. If this does not gives off an be absorbed into work, contact the service center to odor.