ENGLISH 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 MFL69490001 Rev.01_021716 www.lg.
TABLE OF CONTENTS This manual is produced for a group of products and may contain images or content different from the model you purchased. This manual is subject to revision by the manufacturer. SAFETY INSTRUCTIONS ��������������������������������������03 Important Safety Instructions................................................................04 OPERATION............................................................09 Notes for Operation ................................................................
ENGLISH SAFETY INSTRUCTIONS The following safety guidelines are intended to prevent unforeseen risks or damage from unsafe or incorrect operation of the product. The guidelines are separated into ‘WARNING’ and ‘CAUTION’ as described below. This symbol is displayed to the indicate matters and operations that can cause risk. Read the part with this symbol carefully and follow the instructions in order to avoid risk.
Important Safety Instructions WARNING To reduce the risk of explosion, fire, death, electric shock, injury or scalding to persons when using this product, follow basic precautions, including the following: 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.
ENGLISH 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. ••Use only the refrigerant specified on the air conditioner label. ••Cut off the power supply if there is any noise, smell, or smoke coming from the air conditioner.
Technical Safety ••Installation or repairs made by unauthorized persons can pose hazards to you and others. ••The information contained in the manual is intended for use by a qualified service technician who is familiar with the safety procedures and equipped with the proper tools and test instruments. ••Failure to read and follow all instructions in this manual can result in equipment malfunction, property damage, personal injury and/or death.
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). ••Install the drain hose properly for the smooth drainage of water condensation. ••Exercise caution when unpacking or installing the air conditioner. ••Do not touch the leaking refrigerant during installation or repair.
••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. ••If the leaking battery fluid has been swallowed, wash off the inside of the mouth thoroughly and consult a doctor. ••Do not drink the water drained from the air conditioner.
ENGLISH 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. •• 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.
Wireless Remote Control Operating Method Inserting Batteries 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.
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 ENGLISH Setting the Current Time unavailable. 2 Press 3 Press SET/CANCEL button to finish. or button to select the minutes. 1 Open the front cover(Type1) or horizontal vane(Type2). 2 Press the ON/OFF button.
Using Wireless Remote Control You can operate the air conditioner more conveniently with the remote control. 1 Button 2 * 2 Display Screen - Description 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. * 1 To select the heating mode. MODE To select the dehumidification mode. To select the fan mode. RESET To select the auto changeover/auto operation mode.
2 * * * ENERGY SAVING * COMFORT AIR kW[3sec] * 1 Description To minimize power consumption. To adjust the air flow to deflect wind. - * ENERGY CTRL * COMFORT SLEEP DIAGNOSIS [5sec] RESET 2 Display Screen ENGLISH 1 Button To set whether or not to display information regarding energy. To bring the effect of the power saving. To make the comfortable sleep environment. - To conveniently check maintenance information of a product. To fan away a mosquito.
Restarting the Air Conditioner Automatically Using the Mode Function When the air conditioner is turned on again after a power failure, this function restores the previous settings. Cooling Only Model This function allows you to select the disired function. Cooling Mode Disabling Auto Restart 1 2 Open the front cover(Type1) or horizontal vane(Type2). Press the ON/OFF button and hold it about 6 seconds, then the unit will beep twice and the lamp will blink twice 4 times.
ENGLISH Heating Mode Fan Mode 1 2 This mode only circulates the indoor air without changing the room temperature. Turn the appliance on. Press MODE button repeatedly to select the Heating Mode. •• 3 is displayed on the display screen. Press or 1 2 button to set the desired temperature. Turn the appliance on. Press MODE button repeatedly to select the Fan Mode. •• 3 is displayed on the display screen. Press FAN SPEED button to adjust the fan speed.
Auto Operation(Artificial Intelligence) Using the Jet Mode Function Cooling Only Model Changing Room Temperature Quickly This mode automatically sets the fan speed and temperature depending on the room temperature. This function allows you to cool indoor air quickly 1 2 Turn the appliance on. Press MODE button repeatedly to select the Auto Operation. •• 3 is displayed on the display screen.
Adjusting the Fan Speed Using the Air Flow Direction Function •• Press FAN SPEED button repeatedly to adjust the fan speed. This function adjusts the direction of the air flow vertically (horizontally). Display Screen Speed High Medium - High Medium Medium - Low - ENGLISH Using the Fan Speed Function ( ) button repeatedly and select the •• Press desired direction. - Select ( ) to adjust the direction of the air flow automatically.
Setting the On/Off Timer This function sets the air conditioner to turn on/off automatically at desired time. Setting the On Timer 1 2 3 Press {ptly button repeatedly. •• The icon below blinks at the bottom of the display screen. Press or Press SET/CANCEL button to finish. icon •• After setting the timer, current time and are displayed on the display screen indicating that the desired time is set. 2 Press {ptly 1 Press {ptly button repeatedly.
ENGLISH 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 {ptly button repeatedly. •• The icon below blinks at the bottom of the display screen. 2 Press {ptly button repeatedly. •• The icon below blinks at the bottom of the display screen.
Using the Energy Display Function(Optional) 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 screen. Display the Current Energy Usage •• Press LIGHT OFF button. 1 Turn the appliance on. 2 Press kW [3sec] button and hold it about 3 seconds. or •• The instantaneous power consumption( kW ) is displayed for a while on some indoor kWh units.
ENGLISH Using the Comfort Air Function(Optional) Using the Energy Saving Function(Optional) Comfort Vane Operation 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 room ambient temperature is below 22 °C. The temperature remains constant if it is above 22 °C.
Using the Energy Control Function(Optional) Using the Mosquito Away Function(Optional) This function brings on the power saving effect. This function fans away mosquitos by generating a highfrequency wave. 1 2 Turn the appliance on. Press ENERGY CTRL button. •• Press ENERGY CTRL button repeatedly to select each step. •• Press button. NOTE •• You can use this function without turning the air conditioner on. NOTE •• 1 step : The power Input is decreased by 20% compared to rated power input.
ENGLISH Using Special Functions Canceling Special Functions 1 2 Turn the appliance on. 1 Press FUNC button repeatedly to select the desired function. Press FUNC button repeatedly to select the desired function. Press SET/CANCEL button to cancel the function. 3 2 Press SET/CANCEL button to finish. Using the Air Purification Function These functions supply clean and fresh air by ion particles and filter.
Using the Silent Function Using the Low Heating Function This function prevents potential claims by neighbors, reducing noise from outdoor units. This function operates the heating system to maintain a minimum room temperature and prevent objects in the room from freezing in a situation where there is no permanent resident, such as a vacation home. •• is displayed on the display screen. •• NOTE , are displayed on the display screen.
ENGLISH Using the Auto Clean Function Using the Comfort Sleep Function In the Cooling and Dehumidification Mode, moisture is generated inside the indoor unit. This function removes such moisture. This function operates the air conditioner automatically to make the comfortable sleep environment. •• is displayed on the display screen. •• , are displayed on the display screen. NOTE NOTE •• This function is available with Cooling Mode.
Smart Appliance Connectivity Using the Wi-Fi Pairing Function(Optional) Once it is connected to the internet through a home WiFi network, you can control the appliance remotely with the application for the smart phone. and JET MODE button •• Press and hold the simultaneously about 3 seconds. kW [3sec] NOTE •• It is not displayed on the wireless remote control. •• For more information, read manual in Wi-Fi module.
ENGLISH MAINTENANCE WARNING •• Turn off the power and unplug the power cord before you perform any maintenance; otherwise it may cause electric shock. 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.
Clean the Air Filter Type2 Clean the air filters once every 2 weeks, or more, if necessary. If you look at the indoor unit from above it, can assemble NOTE •• The air filter can be broken when it is bended. the top filter easily. 1 2 Turn off the power and unplug the power cord. 3 Remove it from the indoor unit. 4 Clean the filter with a vacuum cleaner or with lukewarm water with neutral detergent. 5 6 Dry the filter in the shade. 7 Push down hooks to assemble the air filter.
1 2 3 Insert the 3M and Triple filters. 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. Type1 Type2 4 5 ENGLISH Clean the 3M and Triple Filter(Optional) Clean the filters with a vacuum cleaner Type2 6 7 Assemble the air filters. Check the side of the front cover for correct assembly of 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. If the problem persists, contact your local service center. Problem Possible Causes Corrective Action Burning smell and strange sounds are coming from the unit.
Possible Causes Air is not circulating properly. ENGLISH Problem Corrective Action •• Make sure that there are no curtains, blinds, or pieces of furniture blocking the front of the air conditioner. •• Clean the air filter once every 2 weeks. The air filter is dirty. The air conditioner does not emit cool air. •• See “Cleaning Air Filter” for more information. The room temperature is too high. •• In summer, cooling the indoor air fully may take some time.
Problem The air outlet on the indoor unit is discharging mist. Water leaks from the outdoor unit. Possible Causes Corrective Action The cooled air from the air conditioner makes mist. •• When the room temperature decreases, this phenomenon will disappear In the heating operations, condensed water drops from the heat exchanger. •• This symptom requires installing a drain hose under the base pan. Contact the installer.
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