Page 1 TYPE: WALL MOUNTED If Indoor unit are connected with multi split type, It is not Energy Star certified products www.lg.com MFL69491102 Rev.03_052818 Copyright © 2017 - 2018 LG Electronics Inc. All Rights Reserved.
Page 2: Table Of Contents
Using the Comfort Air Function (Optional) Using the Energy Saving Function (Optional) Using the Energy Control Function (Optional) Using Special Functions 24 SMART FUNCTIONS Using LG SmartThinQ Application 27 MAINTENANCE Clean the Air Filter Clean the 3M and Triple Filter (Optional) 31 TROUBLESHOOTING...
Page 3: Safety Instructions
SAFETY INSTRUCTIONS SAFETY INSTRUCTIONS READ ALL INSTRUCTIONS BEFORE USE Your safety and the safety of others are very important. We have provided many important safety messages in this manual and on your appliance. Always read and follow all safety messages. This is the safety alert symbol.
Page 4 SAFETY INSTRUCTIONS 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. •...
Page 5 SAFETY INSTRUCTIONS • Be sure to ventilate sufficiently when the air conditioner and a heating appliance such as a heater are used simultaneously. • Do not block the inlet or outlet of air flow. • Do not insert hands or other objects through the air inlet or outlet while the air conditioner is operating.
Page 6 SAFETY INSTRUCTIONS Operation • Remove the batteries if the remote control is not to be used for an extended period of time. • Make sure that the filter is installed before operating the air conditioner. • Be sure to check if there is a refrigerant leak after installing or repairing the air conditioner. •...
Page 7: Operation
OPERATION OPERATION Notes for Operation Suggestion for Energy Saving • Do not over-cool the space. 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. •...
Page 8: Wireless Remote Control
OPERATION Wireless Remote Control Operating Method Point the remote control towards the signal receiver Inserting Batteries 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.
Page 9 OPERATION Setting the Current Time Operating the Air Conditioner without the Remote Control Insert batteries. You can use the ON/OFF button of the indoor unit to • The icon below blinks at the bottom of the operate the air conditioner when the remote control is display screen.
Page 10 10 OPERATION Using Wireless Remote Control You can operate the air conditioner more conveniently with the remote control. Available Function Description Display Single Button Multi Screen Split To turn on/off the air conditioner. To adjust the desired room temperature in cooling, heating or auto changeover mode.
Page 11 OPERATION Available Function Description Display Single Button Multi Screen Split To turn on/off air conditioner automatically at TIMER desired time. To set/cancel the SET/ special functions and CANCEL timer. To cancel the timer MODE SPEED settings. CANCEL TEMP To adjust time. MODE To set the brightness kW [3 s]...
Page 12 12 OPERATION Available Function Description Display Single Button Multi Screen Split To purify the air by removing particles that enters the indoor unit. To reduce noise from outdoor units. To keep your skin moisturized by MODE SPEED generating ion TEMP clusters.
Page 13: Restarting The Air Conditioner Automatically
OPERATION Restarting the Air Conditioner Using the Mode Function 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 the previous Cooling Mode settings. Disabling Auto Restart Auto Changeover Mode / Auto Open the front cover (Type2) or horizontal vane Operation(AI) Mode...
Page 14 14 OPERATION Auto Operation (Artificial Auto Changeover Mode Intelligence) Single Split Model Multi Model This mode changes the mode automatically to maintain the set temperature at ±2 °C In this operation mode, the system is automatically operated by the electronic controls. Turn the appliance on.
Page 15: Using The Jet Mode Function
OPERATION Using the Jet Mode Function Heating Mode Turn the appliance on. Changing Room Temperature Press MODE button repeatedly to select the Quickly Heating Mode. This function allows you to cool indoor air quickly is displayed on the display screen. •...
Page 16: Using The Fan Speed Function
16 OPERATION Using the Fan Speed Using the Air Flow Direction Function Function This function adjusts the direction of the air flow Adjusting the Fan Speed vertically (horizontally). • Press FAN SPEED button repeatedly to adjust the • Press ) button repeatedly and select the fan speed.
Page 17: Setting The On/Off Timer
OPERATION Setting the On/Off Timer Setting the Off Timer Press button repeatedly. This function sets the air conditioner to turn on/off TIMER automatically at desired time. • The icon below blinks at the bottom of the display screen. Setting the On Timer Press button repeatedly.
Page 18: Using The Sleep Function (Optional)
18 OPERATION 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.
Page 19: Using The Energy Display Function (Optional)
OPERATION Using the Energy Display Using the Light Off Function Function (Optional) (Optional) This function displays the amount of electricity Display Screen Brightness generated on the indoor display as the product operates. You can set the brightness of the indoor unit display screen.
Page 20: Using The Energy Saving Function (Optional)
20 OPERATION Using the Energy Saving Using the Energy Control Function (Optional) Function (Optional) This function minimizes power consumption during Turn the appliance on. Cooling and increases the set temperature to the optimal level for a more comfortable environment. Press ENERGY CTRL button. The temperature automatically settles at 22 °C if •...
Page 21: Using Special Functions
OPERATION Using Special Functions Available Function Display Description Turn the appliance on. Screen Single Multi Split Press FUNC button repeatedly to select the desired function. To purify the air by removing particles that enters the Press SET/CANCEL button to finish. indoor unit.
Page 22 22 OPERATION Canceling Special Functions Using the Silent Function (Optional) This function prevents potential claims by neighbors, Press FUNC button repeatedly to select the reducing noise from outdoor units. desired function. is displayed on the display screen. • Press SET/CANCEL button to cancel the function.
Page 23 OPERATION Using the Low Heating Function Using the Auto Clean Function (Optional) In the Cooling and Dehumidification Mode, moisture is generated inside the indoor unit. This function This function operates the heating system to maintain removes such moisture. a minimum room temperature and prevent objects in the room from freezing where there is no permanent •...
Page 24: Smart Functions
Things to check before using LG Internet service provider or refer to your wireless SmartThinQ router manual. • LG SmartThinQ is not responsible for any network connection problems or any faults, malfunctions, or • For appliances with the logo errors caused by network connection.
Page 25 Installing LG SmartThinQ Open Source Software Notice Information Search for the LG SmartThinQ application from the Google Play Store or Apple App Store on a smart To obtain the source code under GPL, LGPL, MPL, phone. Follow instructions to download and install the and other open source licenses, that is contained in application.
Page 26 • For appliances with the logo Use this function if you need an accurate diagnosis by an LG Electronics customer information centre when the appliance malfunctions or fails. Smart Diagnosis™ can not be activated unless the appliance is connected to power. If the appliance is unable to turn on, then troubleshooting must be done without using Smart Diagnosis™.
Page 27: Maintenance
MAINTENANCE 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.
Page 28 28 MAINTENANCE Type Description Interval Air filter Clean with a vacuum or hand wash. 2 weeks Triple filter Clean with a vaccum or brush. Every 3 months 3M filter Clean with a vaccum or brush. Every 6 months Ionizer (Optional) Use dry cotton bud to remove any dust.
Page 29 MAINTENANCE 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 bent. • When the air filter is not assembled correctly, dust and other substances can enter into the indoor unit.
Page 30: Clean The 3M And Triple Filter (Optional)
30 MAINTENANCE Clean the 3M and Triple Filter Insert the 3M and Triple filter. (Optional) Type1 Turn off the power to the unit. Remove the air filters from the indoor unit. Remove the 3M and Triple filter from the indoor unit.
Page 31: Troubleshooting
TROUBLESHOOTING 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.
Page 32 32 TROUBLESHOOTING Problem Possible Causes Corrective Action • Make sure that there are no curtains, blinds, or Air is not circulating properly. pieces of furniture blocking the front of the air conditioner. • Clean the air filter once every 2 weeks. The air filter is dirty.
Page 33 TROUBLESHOOTING Problem Possible Causes Corrective Action The indoor unit is • Allow the Auto Clean function to continue since still operating even The Auto Clean function is it removes any remaining moisture inside the when the unit has being operated. indoor unit.
Page 34 LG SmartThinQ. • Turn off the Mobile data of your smartphone Mobile data for your and register the appliance using the Wi-Fi smartphone is turned on.
Page 35: Warranty (Usa)
If you and LG are unable to resolve the dispute within 30 days, either party may proceed to file a claim for arbitration.
Page 36 Opt Out. You may opt out of this dispute resolution procedure. If you opt out, neither you nor LG can require the other to participate in an arbitration proceeding. To opt out, you must send notice to LG no later than 30 calendar days from the date of the first consumer purchaser’s purchase of the product by either: (i) sending an e-mail to...
Page 37: Warranty (Canada)
If you and LG are unable to resolve the dispute within 30 days of LG’s receipt of the Notice of Dispute, the dispute shall be resolved by binding arbitration in accordance with the procedure set out herein.
Page 38 Limited Warranty. Opt Out. You may opt out of this dispute resolution procedure. If you opt out, neither you nor LG can require the other to participate in an arbitration proceeding. To opt out, you must send notice to LG no later than 30 calendar days from the date of the first consumer purchaser’s purchase of the product by either (i) sending an e-mail to...
Page 39 Please call the installing contractor of your product, as warranty service will be provided by them. Service call Number # : (888) LG Canada, (888) 542-2623 CANADA Numéro pour les appels de service : LG Canada, 1-888-542-2623...
Page 40 TYPE: WALL MOUNTED If Indoor unit are connected with multi split type, It is not Energy Star certified products www.lg.com MFL69491102 Rev.03_052818 Copyright © 2017 - 2018 LG Electronics Inc. All Rights Reserved.
Page 41 Using the Comfort Air Function (Optional) Using the Energy Saving Function (Optional) Using the Energy Control Function (Optional) Using Special Functions 24 SMART FUNCTIONS Using LG SmartThinQ Application 27 MAINTENANCE Clean the Air Filter Clean the 3M and Triple Filter (Optional) 31 TROUBLESHOOTING...
Page 42: Safety Instructions
SAFETY INSTRUCTIONS SAFETY INSTRUCTIONS READ ALL INSTRUCTIONS BEFORE USE Your safety and the safety of others are very important. We have provided many important safety messages in this manual and on your appliance. Always read and follow all safety messages. This is the safety alert symbol.
Page 43 SAFETY INSTRUCTIONS 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. •...
Page 44 SAFETY INSTRUCTIONS • Be sure to ventilate sufficiently when the air conditioner and a heating appliance such as a heater are used simultaneously. • Do not block the inlet or outlet of air flow. • Do not insert hands or other objects through the air inlet or outlet while the air conditioner is operating.
Page 45 SAFETY INSTRUCTIONS Operation • Remove the batteries if the remote control is not to be used for an extended period of time. • Make sure that the filter is installed before operating the air conditioner. • Be sure to check if there is a refrigerant leak after installing or repairing the air conditioner. •...
Page 46: Operation
OPERATION OPERATION Notes for Operation Suggestion for Energy Saving • Do not over-cool the space. 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. •...
Page 47: Wireless Remote Control
OPERATION Wireless Remote Control Operating Method Point the remote control towards the signal receiver Inserting Batteries 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.
Page 48 OPERATION Setting the Current Time Operating the Air Conditioner without the Remote Control Insert batteries. You can use the ON/OFF button of the indoor unit to • The icon below blinks at the bottom of the operate the air conditioner when the remote control is display screen.
Page 49 10 OPERATION Using Wireless Remote Control You can operate the air conditioner more conveniently with the remote control. Available Function Description Display Single Button Multi Screen Split To turn on/off the air conditioner. To adjust the desired room temperature in cooling, heating or auto changeover mode.
Page 50 OPERATION Available Function Description Display Single Button Multi Screen Split To turn on/off air conditioner automatically at TIMER desired time. To set/cancel the SET/ special functions and CANCEL timer. To cancel the timer MODE SPEED settings. CANCEL TEMP To adjust time. MODE To set the brightness kW [3 s]...
Page 51 12 OPERATION Available Function Description Display Single Button Multi Screen Split To purify the air by removing particles that enters the indoor unit. To reduce noise from outdoor units. To keep your skin moisturized by MODE SPEED generating ion TEMP clusters.
Page 52: Restarting The Air Conditioner Automatically
OPERATION Restarting the Air Conditioner Using the Mode Function 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 the previous Cooling Mode settings. Disabling Auto Restart Auto Changeover Mode / Auto Open the front cover (Type2) or horizontal vane Operation(AI) Mode...
Page 53 14 OPERATION Auto Operation (Artificial Auto Changeover Mode Intelligence) Single Split Model Multi Model This mode changes the mode automatically to maintain the set temperature at ±2 °C In this operation mode, the system is automatically operated by the electronic controls. Turn the appliance on.
Page 54: Using The Jet Mode Function
OPERATION Using the Jet Mode Function Heating Mode Turn the appliance on. Changing Room Temperature Press MODE button repeatedly to select the Quickly Heating Mode. This function allows you to cool indoor air quickly is displayed on the display screen. •...
Page 55: Using The Fan Speed Function
16 OPERATION Using the Fan Speed Using the Air Flow Direction Function Function This function adjusts the direction of the air flow Adjusting the Fan Speed vertically (horizontally). • Press FAN SPEED button repeatedly to adjust the • Press ) button repeatedly and select the fan speed.
Page 56: Setting The On/Off Timer
OPERATION Setting the On/Off Timer Setting the Off Timer Press button repeatedly. This function sets the air conditioner to turn on/off TIMER automatically at desired time. • The icon below blinks at the bottom of the display screen. Setting the On Timer Press button repeatedly.
Page 57: Using The Sleep Function (Optional)
18 OPERATION 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.
Page 58: Using The Energy Display Function (Optional)
OPERATION Using the Energy Display Using the Light Off Function Function (Optional) (Optional) This function displays the amount of electricity Display Screen Brightness generated on the indoor display as the product operates. You can set the brightness of the indoor unit display screen.
Page 59: Using The Energy Saving Function (Optional)
20 OPERATION Using the Energy Saving Using the Energy Control Function (Optional) Function (Optional) This function minimizes power consumption during Turn the appliance on. Cooling and increases the set temperature to the optimal level for a more comfortable environment. Press ENERGY CTRL button. The temperature automatically settles at 22 °C if •...
Page 60: Using Special Functions
OPERATION Using Special Functions Available Function Display Description Turn the appliance on. Screen Single Multi Split Press FUNC button repeatedly to select the desired function. To purify the air by removing particles that enters the Press SET/CANCEL button to finish. indoor unit.
Page 61 22 OPERATION Canceling Special Functions Using the Silent Function (Optional) This function prevents potential claims by neighbors, Press FUNC button repeatedly to select the reducing noise from outdoor units. desired function. is displayed on the display screen. • Press SET/CANCEL button to cancel the function.
Page 62 OPERATION Using the Low Heating Function Using the Auto Clean Function (Optional) In the Cooling and Dehumidification Mode, moisture is generated inside the indoor unit. This function This function operates the heating system to maintain removes such moisture. a minimum room temperature and prevent objects in the room from freezing where there is no permanent •...
Page 63: Smart Functions
Things to check before using LG Internet service provider or refer to your wireless SmartThinQ router manual. • LG SmartThinQ is not responsible for any network connection problems or any faults, malfunctions, or • For appliances with the logo errors caused by network connection.
Page 64 Installing LG SmartThinQ Open Source Software Notice Information Search for the LG SmartThinQ application from the Google Play Store or Apple App Store on a smart To obtain the source code under GPL, LGPL, MPL, phone. Follow instructions to download and install the and other open source licenses, that is contained in application.
Page 65 • For appliances with the logo Use this function if you need an accurate diagnosis by an LG Electronics customer information centre when the appliance malfunctions or fails. Smart Diagnosis™ can not be activated unless the appliance is connected to power. If the appliance is unable to turn on, then troubleshooting must be done without using Smart Diagnosis™.
Page 66: Maintenance
MAINTENANCE 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.
Page 67 28 MAINTENANCE Type Description Interval Air filter Clean with a vacuum or hand wash. 2 weeks Triple filter Clean with a vaccum or brush. Every 3 months 3M filter Clean with a vaccum or brush. Every 6 months Ionizer (Optional) Use dry cotton bud to remove any dust.
Page 68 MAINTENANCE 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 bent. • When the air filter is not assembled correctly, dust and other substances can enter into the indoor unit.
Page 69: Clean The 3M And Triple Filter (Optional)
30 MAINTENANCE Clean the 3M and Triple Filter Insert the 3M and Triple filter. (Optional) Type1 Turn off the power to the unit. Remove the air filters from the indoor unit. Remove the 3M and Triple filter from the indoor unit.
Page 70: Troubleshooting
TROUBLESHOOTING 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.
Page 71 32 TROUBLESHOOTING Problem Possible Causes Corrective Action • Make sure that there are no curtains, blinds, or Air is not circulating properly. pieces of furniture blocking the front of the air conditioner. • Clean the air filter once every 2 weeks. The air filter is dirty.
Page 72 TROUBLESHOOTING Problem Possible Causes Corrective Action The indoor unit is • Allow the Auto Clean function to continue since still operating even The Auto Clean function is it removes any remaining moisture inside the when the unit has being operated. indoor unit.
Page 73 LG SmartThinQ. • Turn off the Mobile data of your smartphone Mobile data for your and register the appliance using the Wi-Fi smartphone is turned on.
Page 74: Warranty (Usa)
If you and LG are unable to resolve the dispute within 30 days, either party may proceed to file a claim for arbitration.
Page 75 Opt Out. You may opt out of this dispute resolution procedure. If you opt out, neither you nor LG can require the other to participate in an arbitration proceeding. To opt out, you must send notice to LG no later than 30 calendar days from the date of the first consumer purchaser’s purchase of the product by either: (i) sending an e-mail to...
Page 76: Warranty (Canada)
If you and LG are unable to resolve the dispute within 30 days of LG’s receipt of the Notice of Dispute, the dispute shall be resolved by binding arbitration in accordance with the procedure set out herein.
Page 77 Limited Warranty. Opt Out. You may opt out of this dispute resolution procedure. If you opt out, neither you nor LG can require the other to participate in an arbitration proceeding. To opt out, you must send notice to LG no later than 30 calendar days from the date of the first consumer purchaser’s purchase of the product by either (i) sending an e-mail to...
Page 78 Please call the installing contractor of your product, as warranty service will be provided by them. Service call Number # : (888) LG Canada, (888) 542-2623 CANADA Numéro pour les appels de service : LG Canada, 1-888-542-2623...
Page 79 TYPE: WALL MOUNTED If Indoor unit are connected with multi split type, It is not Energy Star certified products www.lg.com MFL69491102 Rev.03_052818 Copyright © 2017 - 2018 LG Electronics Inc. All Rights Reserved.
Page 80 Using the Comfort Air Function (Optional) Using the Energy Saving Function (Optional) Using the Energy Control Function (Optional) Using Special Functions 24 SMART FUNCTIONS Using LG SmartThinQ Application 27 MAINTENANCE Clean the Air Filter Clean the 3M and Triple Filter (Optional) 31 TROUBLESHOOTING...
Page 81: Safety Instructions
SAFETY INSTRUCTIONS SAFETY INSTRUCTIONS READ ALL INSTRUCTIONS BEFORE USE Your safety and the safety of others are very important. We have provided many important safety messages in this manual and on your appliance. Always read and follow all safety messages. This is the safety alert symbol.
Page 82 SAFETY INSTRUCTIONS 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. •...
Page 83 SAFETY INSTRUCTIONS • Be sure to ventilate sufficiently when the air conditioner and a heating appliance such as a heater are used simultaneously. • Do not block the inlet or outlet of air flow. • Do not insert hands or other objects through the air inlet or outlet while the air conditioner is operating.
Page 84 SAFETY INSTRUCTIONS Operation • Remove the batteries if the remote control is not to be used for an extended period of time. • Make sure that the filter is installed before operating the air conditioner. • Be sure to check if there is a refrigerant leak after installing or repairing the air conditioner. •...
Page 85: Operation
OPERATION OPERATION Notes for Operation Suggestion for Energy Saving • Do not over-cool the space. 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. •...
Page 86: Wireless Remote Control
OPERATION Wireless Remote Control Operating Method Point the remote control towards the signal receiver Inserting Batteries 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.
Page 87 OPERATION Setting the Current Time Operating the Air Conditioner without the Remote Control Insert batteries. You can use the ON/OFF button of the indoor unit to • The icon below blinks at the bottom of the operate the air conditioner when the remote control is display screen.
Page 88 10 OPERATION Using Wireless Remote Control You can operate the air conditioner more conveniently with the remote control. Available Function Description Display Single Button Multi Screen Split To turn on/off the air conditioner. To adjust the desired room temperature in cooling, heating or auto changeover mode.
Page 89 OPERATION Available Function Description Display Single Button Multi Screen Split To turn on/off air conditioner automatically at TIMER desired time. To set/cancel the SET/ special functions and CANCEL timer. To cancel the timer MODE SPEED settings. CANCEL TEMP To adjust time. MODE To set the brightness kW [3 s]...
Page 90 12 OPERATION Available Function Description Display Single Button Multi Screen Split To purify the air by removing particles that enters the indoor unit. To reduce noise from outdoor units. To keep your skin moisturized by MODE SPEED generating ion TEMP clusters.
Page 91: Restarting The Air Conditioner Automatically
OPERATION Restarting the Air Conditioner Using the Mode Function 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 the previous Cooling Mode settings. Disabling Auto Restart Auto Changeover Mode / Auto Open the front cover (Type2) or horizontal vane Operation(AI) Mode...
Page 92 14 OPERATION Auto Operation (Artificial Auto Changeover Mode Intelligence) Single Split Model Multi Model This mode changes the mode automatically to maintain the set temperature at ±2 °C In this operation mode, the system is automatically operated by the electronic controls. Turn the appliance on.
Page 93: Using The Jet Mode Function
OPERATION Using the Jet Mode Function Heating Mode Turn the appliance on. Changing Room Temperature Press MODE button repeatedly to select the Quickly Heating Mode. This function allows you to cool indoor air quickly is displayed on the display screen. •...
Page 94: Using The Fan Speed Function
16 OPERATION Using the Fan Speed Using the Air Flow Direction Function Function This function adjusts the direction of the air flow Adjusting the Fan Speed vertically (horizontally). • Press FAN SPEED button repeatedly to adjust the • Press ) button repeatedly and select the fan speed.
Page 95: Setting The On/Off Timer
OPERATION Setting the On/Off Timer Setting the Off Timer Press button repeatedly. This function sets the air conditioner to turn on/off TIMER automatically at desired time. • The icon below blinks at the bottom of the display screen. Setting the On Timer Press button repeatedly.
Page 96: Using The Sleep Function (Optional)
18 OPERATION 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.
Page 97: Using The Energy Display Function (Optional)
OPERATION Using the Energy Display Using the Light Off Function Function (Optional) (Optional) This function displays the amount of electricity Display Screen Brightness generated on the indoor display as the product operates. You can set the brightness of the indoor unit display screen.
Page 98: Using The Energy Saving Function (Optional)
20 OPERATION Using the Energy Saving Using the Energy Control Function (Optional) Function (Optional) This function minimizes power consumption during Turn the appliance on. Cooling and increases the set temperature to the optimal level for a more comfortable environment. Press ENERGY CTRL button. The temperature automatically settles at 22 °C if •...
Page 99: Using Special Functions
OPERATION Using Special Functions Available Function Display Description Turn the appliance on. Screen Single Multi Split Press FUNC button repeatedly to select the desired function. To purify the air by removing particles that enters the Press SET/CANCEL button to finish. indoor unit.
Page 100 22 OPERATION Canceling Special Functions Using the Silent Function (Optional) This function prevents potential claims by neighbors, Press FUNC button repeatedly to select the reducing noise from outdoor units. desired function. is displayed on the display screen. • Press SET/CANCEL button to cancel the function.
Page 101 OPERATION Using the Low Heating Function Using the Auto Clean Function (Optional) In the Cooling and Dehumidification Mode, moisture is generated inside the indoor unit. This function This function operates the heating system to maintain removes such moisture. a minimum room temperature and prevent objects in the room from freezing where there is no permanent •...
Page 102: Smart Functions
Things to check before using LG Internet service provider or refer to your wireless SmartThinQ router manual. • LG SmartThinQ is not responsible for any network connection problems or any faults, malfunctions, or • For appliances with the logo errors caused by network connection.
Page 103 Installing LG SmartThinQ Open Source Software Notice Information Search for the LG SmartThinQ application from the Google Play Store or Apple App Store on a smart To obtain the source code under GPL, LGPL, MPL, phone. Follow instructions to download and install the and other open source licenses, that is contained in application.
Page 104 • For appliances with the logo Use this function if you need an accurate diagnosis by an LG Electronics customer information centre when the appliance malfunctions or fails. Smart Diagnosis™ can not be activated unless the appliance is connected to power. If the appliance is unable to turn on, then troubleshooting must be done without using Smart Diagnosis™.
Page 105: Maintenance
MAINTENANCE 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.
Page 106 28 MAINTENANCE Type Description Interval Air filter Clean with a vacuum or hand wash. 2 weeks Triple filter Clean with a vaccum or brush. Every 3 months 3M filter Clean with a vaccum or brush. Every 6 months Ionizer (Optional) Use dry cotton bud to remove any dust.
Page 107 MAINTENANCE 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 bent. • When the air filter is not assembled correctly, dust and other substances can enter into the indoor unit.
Page 108: Clean The 3M And Triple Filter (Optional)
30 MAINTENANCE Clean the 3M and Triple Filter Insert the 3M and Triple filter. (Optional) Type1 Turn off the power to the unit. Remove the air filters from the indoor unit. Remove the 3M and Triple filter from the indoor unit.
Page 109: Troubleshooting
TROUBLESHOOTING 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.
Page 110 32 TROUBLESHOOTING Problem Possible Causes Corrective Action • Make sure that there are no curtains, blinds, or Air is not circulating properly. pieces of furniture blocking the front of the air conditioner. • Clean the air filter once every 2 weeks. The air filter is dirty.
Page 111 TROUBLESHOOTING Problem Possible Causes Corrective Action The indoor unit is • Allow the Auto Clean function to continue since still operating even The Auto Clean function is it removes any remaining moisture inside the when the unit has being operated. indoor unit.
Page 112 LG SmartThinQ. • Turn off the Mobile data of your smartphone Mobile data for your and register the appliance using the Wi-Fi smartphone is turned on.
Page 113: Warranty (Usa)
If you and LG are unable to resolve the dispute within 30 days, either party may proceed to file a claim for arbitration.
Page 114 Opt Out. You may opt out of this dispute resolution procedure. If you opt out, neither you nor LG can require the other to participate in an arbitration proceeding. To opt out, you must send notice to LG no later than 30 calendar days from the date of the first consumer purchaser’s purchase of the product by either: (i) sending an e-mail to...
Page 115: Warranty (Canada)
If you and LG are unable to resolve the dispute within 30 days of LG’s receipt of the Notice of Dispute, the dispute shall be resolved by binding arbitration in accordance with the procedure set out herein.
Page 116 Limited Warranty. Opt Out. You may opt out of this dispute resolution procedure. If you opt out, neither you nor LG can require the other to participate in an arbitration proceeding. To opt out, you must send notice to LG no later than 30 calendar days from the date of the first consumer purchaser’s purchase of the product by either (i) sending an e-mail to...
Page 117 Please call the installing contractor of your product, as warranty service will be provided by them. Service call Number # : (888) LG Canada, (888) 542-2623 CANADA Numéro pour les appels de service : LG Canada, 1-888-542-2623...
Page 118 TYPE: WALL MOUNTED If Indoor unit are connected with multi split type, It is not Energy Star certified products www.lg.com MFL69491102 Rev.03_052818 Copyright © 2017 - 2018 LG Electronics Inc. All Rights Reserved.
Page 119 Using the Comfort Air Function (Optional) Using the Energy Saving Function (Optional) Using the Energy Control Function (Optional) Using Special Functions 24 SMART FUNCTIONS Using LG SmartThinQ Application 27 MAINTENANCE Clean the Air Filter Clean the 3M and Triple Filter (Optional) 31 TROUBLESHOOTING...
Page 120: Safety Instructions
SAFETY INSTRUCTIONS SAFETY INSTRUCTIONS READ ALL INSTRUCTIONS BEFORE USE Your safety and the safety of others are very important. We have provided many important safety messages in this manual and on your appliance. Always read and follow all safety messages. This is the safety alert symbol.
Page 121 SAFETY INSTRUCTIONS 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. •...
Page 122 SAFETY INSTRUCTIONS • Be sure to ventilate sufficiently when the air conditioner and a heating appliance such as a heater are used simultaneously. • Do not block the inlet or outlet of air flow. • Do not insert hands or other objects through the air inlet or outlet while the air conditioner is operating.
Page 123 SAFETY INSTRUCTIONS Operation • Remove the batteries if the remote control is not to be used for an extended period of time. • Make sure that the filter is installed before operating the air conditioner. • Be sure to check if there is a refrigerant leak after installing or repairing the air conditioner. •...
Page 124: Operation
OPERATION OPERATION Notes for Operation Suggestion for Energy Saving • Do not over-cool the space. 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. •...
Page 125 OPERATION Wireless Remote Control Operating Method Point the remote control towards the signal receiver Inserting Batteries 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.
Page 126 OPERATION Setting the Current Time Operating the Air Conditioner without the Remote Control Insert batteries. You can use the ON/OFF button of the indoor unit to • The icon below blinks at the bottom of the operate the air conditioner when the remote control is display screen.
Page 127 10 OPERATION Using Wireless Remote Control You can operate the air conditioner more conveniently with the remote control. Available Function Description Display Single Button Multi Screen Split To turn on/off the air conditioner. To adjust the desired room temperature in cooling, heating or auto changeover mode.
Page 128 OPERATION Available Function Description Display Single Button Multi Screen Split To turn on/off air conditioner automatically at TIMER desired time. To set/cancel the SET/ special functions and CANCEL timer. To cancel the timer MODE SPEED settings. CANCEL TEMP To adjust time. MODE To set the brightness kW [3 s]...
Page 129 12 OPERATION Available Function Description Display Single Button Multi Screen Split To purify the air by removing particles that enters the indoor unit. To reduce noise from outdoor units. To keep your skin moisturized by MODE SPEED generating ion TEMP clusters.
Page 130 OPERATION Restarting the Air Conditioner Using the Mode Function 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 the previous Cooling Mode settings. Disabling Auto Restart Auto Changeover Mode / Auto Open the front cover (Type2) or horizontal vane Operation(AI) Mode...
Page 131 14 OPERATION Auto Operation (Artificial Auto Changeover Mode Intelligence) Single Split Model Multi Model This mode changes the mode automatically to maintain the set temperature at ±2 °C In this operation mode, the system is automatically operated by the electronic controls. Turn the appliance on.
Page 132 OPERATION Using the Jet Mode Function Heating Mode Turn the appliance on. Changing Room Temperature Press MODE button repeatedly to select the Quickly Heating Mode. This function allows you to cool indoor air quickly is displayed on the display screen. •...
Page 133 16 OPERATION Using the Fan Speed Using the Air Flow Direction Function Function This function adjusts the direction of the air flow Adjusting the Fan Speed vertically (horizontally). • Press FAN SPEED button repeatedly to adjust the • Press ) button repeatedly and select the fan speed.
Page 134 OPERATION Setting the On/Off Timer Setting the Off Timer Press button repeatedly. This function sets the air conditioner to turn on/off TIMER automatically at desired time. • The icon below blinks at the bottom of the display screen. Setting the On Timer Press button repeatedly.
Page 135 18 OPERATION 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.
Page 136 OPERATION Using the Energy Display Using the Light Off Function Function (Optional) (Optional) This function displays the amount of electricity Display Screen Brightness generated on the indoor display as the product operates. You can set the brightness of the indoor unit display screen.
Page 137 20 OPERATION Using the Energy Saving Using the Energy Control Function (Optional) Function (Optional) This function minimizes power consumption during Turn the appliance on. Cooling and increases the set temperature to the optimal level for a more comfortable environment. Press ENERGY CTRL button. The temperature automatically settles at 22 °C if •...
Page 138 OPERATION Using Special Functions Available Function Display Description Turn the appliance on. Screen Single Multi Split Press FUNC button repeatedly to select the desired function. To purify the air by removing particles that enters the Press SET/CANCEL button to finish. indoor unit.
Page 139 22 OPERATION Canceling Special Functions Using the Silent Function (Optional) This function prevents potential claims by neighbors, Press FUNC button repeatedly to select the reducing noise from outdoor units. desired function. is displayed on the display screen. • Press SET/CANCEL button to cancel the function.
Page 140 OPERATION Using the Low Heating Function Using the Auto Clean Function (Optional) In the Cooling and Dehumidification Mode, moisture is generated inside the indoor unit. This function This function operates the heating system to maintain removes such moisture. a minimum room temperature and prevent objects in the room from freezing where there is no permanent •...
Page 141 Things to check before using LG Internet service provider or refer to your wireless SmartThinQ router manual. • LG SmartThinQ is not responsible for any network connection problems or any faults, malfunctions, or • For appliances with the logo errors caused by network connection.
Page 142 Installing LG SmartThinQ Open Source Software Notice Information Search for the LG SmartThinQ application from the Google Play Store or Apple App Store on a smart To obtain the source code under GPL, LGPL, MPL, phone. Follow instructions to download and install the and other open source licenses, that is contained in application.
Page 143 • For appliances with the logo Use this function if you need an accurate diagnosis by an LG Electronics customer information centre when the appliance malfunctions or fails. Smart Diagnosis™ can not be activated unless the appliance is connected to power. If the appliance is unable to turn on, then troubleshooting must be done without using Smart Diagnosis™.
Page 144 MAINTENANCE 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.
Page 145 28 MAINTENANCE Type Description Interval Air filter Clean with a vacuum or hand wash. 2 weeks Triple filter Clean with a vaccum or brush. Every 3 months 3M filter Clean with a vaccum or brush. Every 6 months Ionizer (Optional) Use dry cotton bud to remove any dust.
Page 146 MAINTENANCE 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 bent. • When the air filter is not assembled correctly, dust and other substances can enter into the indoor unit.
Page 147 30 MAINTENANCE Clean the 3M and Triple Filter Insert the 3M and Triple filter. (Optional) Type1 Turn off the power to the unit. Remove the air filters from the indoor unit. Remove the 3M and Triple filter from the indoor unit.
Page 148 TROUBLESHOOTING 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.
Page 149 32 TROUBLESHOOTING Problem Possible Causes Corrective Action • Make sure that there are no curtains, blinds, or Air is not circulating properly. pieces of furniture blocking the front of the air conditioner. • Clean the air filter once every 2 weeks. The air filter is dirty.
Page 150 TROUBLESHOOTING Problem Possible Causes Corrective Action The indoor unit is • Allow the Auto Clean function to continue since still operating even The Auto Clean function is it removes any remaining moisture inside the when the unit has being operated. indoor unit.
Page 151 LG SmartThinQ. • Turn off the Mobile data of your smartphone Mobile data for your and register the appliance using the Wi-Fi smartphone is turned on.
Page 152 If you and LG are unable to resolve the dispute within 30 days, either party may proceed to file a claim for arbitration.
Page 153 Opt Out. You may opt out of this dispute resolution procedure. If you opt out, neither you nor LG can require the other to participate in an arbitration proceeding. To opt out, you must send notice to LG no later than 30 calendar days from the date of the first consumer purchaser’s purchase of the product by either: (i) sending an e-mail to...
Page 154 If you and LG are unable to resolve the dispute within 30 days of LG’s receipt of the Notice of Dispute, the dispute shall be resolved by binding arbitration in accordance with the procedure set out herein.
Page 155 Limited Warranty. Opt Out. You may opt out of this dispute resolution procedure. If you opt out, neither you nor LG can require the other to participate in an arbitration proceeding. To opt out, you must send notice to LG no later than 30 calendar days from the date of the first consumer purchaser’s purchase of the product by either (i) sending an e-mail to...
Page 156 Please call the installing contractor of your product, as warranty service will be provided by them. Service call Number # : (888) LG Canada, (888) 542-2623 CANADA Numéro pour les appels de service : LG Canada, 1-888-542-2623...
Page 157 TYPE: WALL MOUNTED ENGLISH If Indoor unit are connected with multi split type, It is not Energy Star certified products www.lg.com MFL69491102 Rev.12_020521 Copyright © 2017 - 2021 LG Electronics Inc. All Rights Reserved...
Page 158 Using the Comfort Air Function (Optional) Using the Energy Saving Function (Optional) Using the Energy Control Function (Optional) Using Special Functions 24 SMART FUNCTIONS LG ThinQ Application Smart Diagnosis 27 MAINTENANCE Clean the Air Filter Clean the Micro Dust and Triple Filter (Optional)
Page 159 SAFETY INSTRUCTIONS SAFETY INSTRUCTIONS READ ALL INSTRUCTIONS BEFORE USE Your safety and the safety of others are very important. We have provided many important safety messages in this manual and on your appliance. Always read and follow all safety messages. This is the safety alert symbol.
Page 160 SAFETY INSTRUCTIONS 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. •...
Page 161 SAFETY INSTRUCTIONS • Be sure to ventilate sufficiently when the air conditioner and a heating appliance such as a heater are used simultaneously. • Do not block the inlet or outlet of air flow. • Do not insert hands or other objects through the air inlet or outlet while the air conditioner is operating.
Page 162 SAFETY INSTRUCTIONS Operation • Remove the batteries if the remote control is not to be used for an extended period of time. • Make sure that the filter is installed before operating the air conditioner. • Be sure to check if there is a refrigerant leak after installing or repairing the air conditioner. •...
Page 163 OPERATION OPERATION Notes for Operation Suggestion for Energy Saving • Do not over-cool the space. 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. •...
Page 164: Wireless Remote Control
OPERATION Wireless Remote Control Operating Method Point the remote control towards the signal receiver Inserting Batteries 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.
Page 165 OPERATION Setting the Current Time Operating the Air Conditioner without the Remote Control Insert batteries. You can use the ON/OFF button of the indoor unit to • The icon below blinks at the bottom of the operate the air conditioner when the remote control is display screen.
Page 166 10 OPERATION Using Wireless Remote Control You can operate the air conditioner more conveniently with the remote control. Available Function Description Display Single Button Multi Screen Split To turn on/off the air conditioner. To adjust the desired room temperature in cooling, heating or auto changeover mode.
Page 167 OPERATION Available Function Description Display Single Button Multi Screen Split To turn on/off air conditioner automatically at TIMER desired time. To set/cancel the SET/ special functions and CANCEL timer. To cancel the timer MODE SPEED settings. CANCEL TEMP To adjust time. MODE To set the brightness kW [3 s]...
Page 168 12 OPERATION Available Function Description Display Single Button Multi Screen Split The Ion generator uses millions of ions to help improve indoor air quality. To reduce noise from outdoor units. To keep your skin moisturized by MODE SPEED generating ion TEMP clusters.
Page 169: Restarting The Air Conditioner Automatically
OPERATION Restarting the Air Conditioner Using the Mode Function 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 the previous Cooling Mode settings. Disabling Auto Restart Auto Changeover Mode / Auto Open the front cover (Type2) or horizontal vane Operation(AI) Mode...
Page 170 14 OPERATION Auto Operation (Artificial Auto Changeover Mode Intelligence) Single Split Model Multi Model This mode changes the mode automatically to maintain the set temperature at ±2 °C In this operation mode, the system is automatically operated by the electronic controls. Turn the appliance on.
Page 171: Using The Jet Mode Function
OPERATION Using the Jet Mode Function Heating Mode Turn the appliance on. Changing Room Temperature Press MODE button repeatedly to select the Quickly Heating Mode. This function allows you to cool indoor air quickly is displayed on the display screen. •...
Page 172: Using The Fan Speed Function
16 OPERATION Using the Fan Speed Using the Air Flow Direction Function Function This function adjusts the direction of the air flow Adjusting the Fan Speed vertically (horizontally). • Press FAN SPEED button repeatedly to adjust the • Press ) button repeatedly and select the SWING SWING fan speed.
Page 173: Setting The On/Off Timer
OPERATION Setting the On/Off Timer Setting the Off Timer Press button repeatedly. This function sets the air conditioner to turn on/off TIMER automatically at desired time. • The icon below blinks at the bottom of the On/Off Timer can be set together. display screen.
Page 174: Using The Sleep Function (Optional)
18 OPERATION 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.
Page 175: Using The Energy Display Function (Optional)
OPERATION Using the Energy Display Using the Light Off Function Function (Optional) (Optional) This function displays the amount of electricity Display Screen Brightness generated on the indoor display as the product operates. You can set the brightness of the indoor unit display screen.
Page 176: Using The Energy Saving Function (Optional)
20 OPERATION Using the Energy Saving Using the Energy Control Function (Optional) Function (Optional) This function minimizes power consumption during Turn the appliance on. Cooling and increases the set temperature to the optimal level for a more comfortable environment. Press ENERGY CTRL button. The temperature automatically settles at 22 °C if •...
Page 177: Using Special Functions
OPERATION Using Special Functions Available Function Display Description Turn the appliance on. Screen Single Multi Split Press FUNC button repeatedly to select the desired function. The Ion generator uses millions of ions to help Press SET/CANCEL button to finish. improve indoor air quality.
Page 178 22 OPERATION Canceling Special Functions Using the Silent Function (Optional) This function prevents potential claims by neighbors, Press FUNC button repeatedly to select the reducing noise from outdoor units. desired function. • is displayed on the display screen. Press SET/CANCEL button to cancel the function.
Page 179 OPERATION Using the Low Heating Function Using the Auto Clean Function (Optional) In the Cooling and Dehumidification Mode, moisture is generated inside the indoor unit. This function This function operates the heating system to maintain removes such moisture. a minimum room temperature and prevent objects in the room from freezing where there is no permanent is displayed on the display screen.
Page 180: Smart Functions
Internet service provider or refer to your wireless router manual. Before Using LG ThinQ Application • LG ThinQ is not responsible for any network connection problems or any faults, malfunctions, or Check the distance between the appliance and errors caused by network connection.
Page 181 This offer is valid to anyone in receipt of this recommended) and register the product again. information. Installing the LG ThinQ Application Search for the LG ThinQ application from the Google Play Store or Apple App Store on a smartphone. Follow instructions to download and install the application.
Page 182 Follow the instructions below to use the audible logo. diagnosis method. Use this feature to help you diagnose and solve • Launch the LG ThinQ application and select the problems with your appliance. Smart Diagnosis feature in the menu. Follow the...
Page 183: Maintenance
MAINTENANCE 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.
Page 184 28 MAINTENANCE Type Description Interval Air filter Clean with a vacuum or hand wash. 2 weeks Triple filter Clean with a vacuum or brush. Every 3 months Micro dust filter Clean with a vacuum or brush. Once a month Ionizer (Optional) Use dry cotton bud to remove any dust.
Page 185 MAINTENANCE 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 bent. • When the air filter is not assembled correctly, dust and other substances can enter into the indoor unit.
Page 186 30 MAINTENANCE Clean the Micro Dust and Insert the Micro dust and Triple filter. Triple Filter (Optional) Type1 Turn off the power to the unit. Remove the air filters from the indoor unit. Remove the Micro dust and Triple filter from the indoor unit.
Page 187: Troubleshooting
TROUBLESHOOTING 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.
Page 188 32 TROUBLESHOOTING Symptoms Possible Causes & Solution 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. •...
Page 189 TROUBLESHOOTING Symptoms Possible Causes & Solution The indoor unit is The Auto Clean function is being operated. still operating even • Allow the Auto Clean function to continue since it removes any remaining moisture when the unit has inside the indoor unit. If you do not want this feature, you can turn the unit off. been turned off.
Page 190 The password for the Wi-Fi that you are trying to connect to is incorrect. • Find the Wi-Fi network connected to your smartphone and remove it, then register your appliance on LG ThinQ. Mobile data for your smartphone is turned on.
Page 191: Warranty (Usa)
If you and LG are unable to resolve the dispute within 30 days, either party may proceed to file a claim for arbitration.
Page 192 Opt Out. You may opt out of this dispute resolution procedure. If you opt out, neither you nor LG can require the other to participate in an arbitration proceeding. To opt out, you must send notice to LG no later than 30 calendar days from the date of the first consumer purchaser’s purchase of the product by either: (i) sending an e-mail to...
Page 193: Warranty (Canada)
If you and LG are unable to resolve the dispute within 30 days of LG’s receipt of the Notice of Dispute, the dispute shall be resolved by binding arbitration in accordance with the procedure set out herein.
Page 194 Limited Warranty. Opt Out. You may opt out of this dispute resolution procedure. If you opt out, neither you nor LG can require the other to participate in an arbitration proceeding. To opt out, you must send notice to LG no later than 30 calendar days from the date of the first consumer purchaser’s purchase of the product by either (i) sending an e-mail to...
Page 195 Please call the installing contractor of your product, as warranty service will be provided by them. Service call Number # : (888) LG Canada, (888) 542-2623 CANADA Numéro pour les appels de service : LG Canada, 1-888-542-2623...
Page 196 TYPE: WALL MOUNTED ENGLISH If Indoor unit are connected with multi split type, It is not Energy Star certified products www.lg.com MFL69491102 Rev.12_020521 Copyright © 2017 - 2021 LG Electronics Inc. All Rights Reserved...
Page 197 Using the Comfort Air Function (Optional) Using the Energy Saving Function (Optional) Using the Energy Control Function (Optional) Using Special Functions 24 SMART FUNCTIONS LG ThinQ Application Smart Diagnosis 27 MAINTENANCE Clean the Air Filter Clean the Micro Dust and Triple Filter (Optional)
Page 198 SAFETY INSTRUCTIONS SAFETY INSTRUCTIONS READ ALL INSTRUCTIONS BEFORE USE Your safety and the safety of others are very important. We have provided many important safety messages in this manual and on your appliance. Always read and follow all safety messages. This is the safety alert symbol.
Page 199 SAFETY INSTRUCTIONS 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. •...
Page 200 SAFETY INSTRUCTIONS • Be sure to ventilate sufficiently when the air conditioner and a heating appliance such as a heater are used simultaneously. • Do not block the inlet or outlet of air flow. • Do not insert hands or other objects through the air inlet or outlet while the air conditioner is operating.
Page 201 SAFETY INSTRUCTIONS Operation • Remove the batteries if the remote control is not to be used for an extended period of time. • Make sure that the filter is installed before operating the air conditioner. • Be sure to check if there is a refrigerant leak after installing or repairing the air conditioner. •...
Page 202 OPERATION OPERATION Notes for Operation Suggestion for Energy Saving • Do not over-cool the space. 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. •...
Page 203 OPERATION Wireless Remote Control Operating Method Point the remote control towards the signal receiver Inserting Batteries 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.
Page 204 OPERATION Setting the Current Time Operating the Air Conditioner without the Remote Control Insert batteries. You can use the ON/OFF button of the indoor unit to • The icon below blinks at the bottom of the operate the air conditioner when the remote control is display screen.
Page 205 10 OPERATION Using Wireless Remote Control You can operate the air conditioner more conveniently with the remote control. Available Function Description Display Single Button Multi Screen Split To turn on/off the air conditioner. To adjust the desired room temperature in cooling, heating or auto changeover mode.
Page 206 OPERATION Available Function Description Display Single Button Multi Screen Split To turn on/off air conditioner automatically at TIMER desired time. To set/cancel the SET/ special functions and CANCEL timer. To cancel the timer MODE SPEED settings. CANCEL TEMP To adjust time. MODE To set the brightness kW [3 s]...
Page 207 12 OPERATION Available Function Description Display Single Button Multi Screen Split The Ion generator uses millions of ions to help improve indoor air quality. To reduce noise from outdoor units. To keep your skin moisturized by MODE SPEED generating ion TEMP clusters.
Page 208: Operation
OPERATION Restarting the Air Conditioner Using the Mode Function 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 the previous Cooling Mode settings. Disabling Auto Restart Auto Changeover Mode / Auto Open the front cover (Type2) or horizontal vane Operation(AI) Mode...
Page 209 14 OPERATION Auto Operation (Artificial Auto Changeover Mode Intelligence) Single Split Model Multi Model This mode changes the mode automatically to maintain the set temperature at ±2 °C In this operation mode, the system is automatically operated by the electronic controls. Turn the appliance on.
Page 210: Using The Jet Mode Function
OPERATION Using the Jet Mode Function Heating Mode Turn the appliance on. Changing Room Temperature Press MODE button repeatedly to select the Quickly Heating Mode. This function allows you to cool indoor air quickly is displayed on the display screen. •...
Page 211: Using The Fan Speed Function
16 OPERATION Using the Fan Speed Using the Air Flow Direction Function Function This function adjusts the direction of the air flow Adjusting the Fan Speed vertically (horizontally). • Press FAN SPEED button repeatedly to adjust the • Press ) button repeatedly and select the SWING SWING fan speed.
Page 212: Setting The On/Off Timer
OPERATION Setting the On/Off Timer Setting the Off Timer Press button repeatedly. This function sets the air conditioner to turn on/off TIMER automatically at desired time. • The icon below blinks at the bottom of the On/Off Timer can be set together. display screen.
Page 213: Using The Sleep Function (Optional)
18 OPERATION 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.
Page 214: Using The Energy Display Function (Optional)
OPERATION Using the Energy Display Using the Light Off Function Function (Optional) (Optional) This function displays the amount of electricity Display Screen Brightness generated on the indoor display as the product operates. You can set the brightness of the indoor unit display screen.
Page 215: Using The Energy Saving Function (Optional)
20 OPERATION Using the Energy Saving Using the Energy Control Function (Optional) Function (Optional) This function minimizes power consumption during Turn the appliance on. Cooling and increases the set temperature to the optimal level for a more comfortable environment. Press ENERGY CTRL button. The temperature automatically settles at 22 °C if •...
Page 216: Using Special Functions
OPERATION Using Special Functions Available Function Display Description Turn the appliance on. Screen Single Multi Split Press FUNC button repeatedly to select the desired function. The Ion generator uses millions of ions to help Press SET/CANCEL button to finish. improve indoor air quality.
Page 217 22 OPERATION Canceling Special Functions Using the Silent Function (Optional) This function prevents potential claims by neighbors, Press FUNC button repeatedly to select the reducing noise from outdoor units. desired function. • is displayed on the display screen. Press SET/CANCEL button to cancel the function.
Page 218 OPERATION Using the Low Heating Function Using the Auto Clean Function (Optional) In the Cooling and Dehumidification Mode, moisture is generated inside the indoor unit. This function This function operates the heating system to maintain removes such moisture. a minimum room temperature and prevent objects in the room from freezing where there is no permanent is displayed on the display screen.
Page 219: 24 Smart Functions
Internet service provider or refer to your wireless router manual. Before Using LG ThinQ Application • LG ThinQ is not responsible for any network connection problems or any faults, malfunctions, or Check the distance between the appliance and errors caused by network connection.
Page 220 This offer is valid to anyone in receipt of this recommended) and register the product again. information. Installing the LG ThinQ Application Search for the LG ThinQ application from the Google Play Store or Apple App Store on a smartphone. Follow instructions to download and install the application.
Page 221 Follow the instructions below to use the audible logo. diagnosis method. Use this feature to help you diagnose and solve • Launch the LG ThinQ application and select the problems with your appliance. Smart Diagnosis feature in the menu. Follow the...
Page 222: Maintenance
MAINTENANCE 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.
Page 223 28 MAINTENANCE Type Description Interval Air filter Clean with a vacuum or hand wash. 2 weeks Triple filter Clean with a vacuum or brush. Every 3 months Micro dust filter Clean with a vacuum or brush. Once a month Ionizer (Optional) Use dry cotton bud to remove any dust.
Page 224: Clean The Air Filter
MAINTENANCE 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 bent. • When the air filter is not assembled correctly, dust and other substances can enter into the indoor unit.
Page 225: Clean The Micro Dust And Triple Filter (Optional)
30 MAINTENANCE Clean the Micro Dust and Insert the Micro dust and Triple filter. Triple Filter (Optional) Type1 Turn off the power to the unit. Remove the air filters from the indoor unit. Remove the Micro dust and Triple filter from the indoor unit.
Page 226: Troubleshooting
TROUBLESHOOTING 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.
Page 227 32 TROUBLESHOOTING Symptoms Possible Causes & Solution 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. •...
Page 228 TROUBLESHOOTING Symptoms Possible Causes & Solution The indoor unit is The Auto Clean function is being operated. still operating even • Allow the Auto Clean function to continue since it removes any remaining moisture when the unit has inside the indoor unit. If you do not want this feature, you can turn the unit off. been turned off.
Page 229 The password for the Wi-Fi that you are trying to connect to is incorrect. • Find the Wi-Fi network connected to your smartphone and remove it, then register your appliance on LG ThinQ. Mobile data for your smartphone is turned on.
Page 230: Warranty (Usa)
If you and LG are unable to resolve the dispute within 30 days, either party may proceed to file a claim for arbitration.
Page 231 Opt Out. You may opt out of this dispute resolution procedure. If you opt out, neither you nor LG can require the other to participate in an arbitration proceeding. To opt out, you must send notice to LG no later than 30 calendar days from the date of the first consumer purchaser’s purchase of the product by either: (i) sending an e-mail to...
Page 232: Warranty (Canada)
If you and LG are unable to resolve the dispute within 30 days of LG’s receipt of the Notice of Dispute, the dispute shall be resolved by binding arbitration in accordance with the procedure set out herein.
Page 233 Limited Warranty. Opt Out. You may opt out of this dispute resolution procedure. If you opt out, neither you nor LG can require the other to participate in an arbitration proceeding. To opt out, you must send notice to LG no later than 30 calendar days from the date of the first consumer purchaser’s purchase of the product by either (i) sending an e-mail to...
Page 234 Please call the installing contractor of your product, as warranty service will be provided by them. Service call Number # : (888) LG Canada, (888) 542-2623 CANADA Numéro pour les appels de service : LG Canada, 1-888-542-2623...

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