Subscribe to Our Youtube Channel
Related Manuals for Lennox MFMD S6-1P Series
Summary of Contents for Lennox MFMD S6-1P Series
- Page 1 Mini-Split User manual MFMD***S6-1P • Thank you for purchasing this Lennox Product. • Before operating this unit, please read this manual carefully and retain it for future reference.
-
Page 2: Table Of Contents
Contents Safety Information Safety Information Preparation Indoor Unit Overview Display Remote Control Overview Remote Control Operation Mini-split operation Initial Settings - Model Selection / Temp. Unit Setting Heating Range Operation modes • Controlling temperature • Controlling fan speed Controlling air flow direction Power smart features AI Comfort mode Auto mode •... -
Page 3: Safety Information
If you have any questions, call your nearest contact center or find help and information online at www. lennox.com for homeowners and www.lennoxpros.com for dealer/ contractor. ENERGY STAR qualified model only Proper sizing and installation of equipment is critical to achieve optimal performance. - Page 4 Safety Information Follow directions. Do NOT attempt. Make sure the machine is grounded to prevent electric shock. Cut off the power supply. Do NOT disassemble. Symbol Meaning Flammable gas flammable materials Refrigerant Refrigerant safety group Safety Group Read operating manual Refer to operating manual Read service manual 4 English...
-
Page 5: Installation
INSTALLATION WARNING Use the power line with the power specifications of the product or higher and use the power line for this appliance only. In addition, do not use an extension line. • Extending the power line may result in electric shock or fire. - Page 6 Safety Information Never install the outdoor unit in a location such as on a high external wall where it could fall. • If the outdoor unit falls, it may result in injury, death or property damage. This appliance must be properly grounded. Do not ground the appliance to a gas pipe, plastic water pipe, or telephone line.
- Page 7 • The water generated during the heating operation by the outdoor unit may overflow and result in property damage. In winter, if a block of ice falls, it may result in injury, death or property damage. Ensure that the main supply connection is made through a switch that disconnects all poles, with a contact gap of a least 0.12inch (3 mm).
- Page 8 Safety Information FOR USING WARNING If the appliance is flooded, please contact your nearest service center. • Failing to do so may result in electric shock or fire. If the appliance generates a strange noise,or a burning smell of smoke, cut off the power supply immediately and contact the nearest service center.
- Page 9 the seaside where it is exposed to salt in the air, please contact your nearest service center. Do not touch the circuit breaker with wet hands. • This may result in electric shock. Do not turn the mini-split off with the circuit breaker while it is operating.
- Page 10 Do not use means to accelerate the defrost operation or to clean, other than those recommended by Lennox. Do not pierce or burn. Be aware that refrigerants may not contain an odor.
- Page 11 Check that the installation frame of the outdoor unit is not broken at least once a year. • Failing to do so may result in injury, death or property damage. When the mini-split does not operate properly for cooling or heating, there is a possibility of refrigerant leakage. If there is any leakage, stop operation, ventilate the room, and consult your dealer to recharge the refrigerant.
- Page 12 Safety Information Do not spray volatile material such as insecticide onto the surface of the appliance. • As well as being harmful to humans, it may also result in electric shock, fire or problems with the product. Do not drink the water from the mini-split. •...
-
Page 13: For Cleaning
FOR CLEANING WARNING Do not clean the appliance by spraying water directly onto it. Do not use benzene, thinner, alcohol or acetone to clean the appliance. • This may result in discoloration, deformation, damage, electric shock or fire. Before cleaning or performing maintenance, cut off the power supply and wait until the fan stops. -
Page 14: Preparation
Indoor Unit Overview The appearance of the actual product may differ slightly from the image below. Main parts Blade pin lever Air outlet (Cooling/Heating) Mode indicator and Control button Air intake Blade pin lever Air outlet (Heating) Display Mode indicator and Control button Wi-Fi INDICATOR This icon will light up when the unit enable Wi-Fi. -
Page 15: Remote Control Overview
Remote Control Overview Display 02 Power button 03 Mode button 04 AI Comfort button 05 Filter reset button • Press and hold the button for 3 seconds resets the filter cleaning reminder. 06 WindFree button • Although WindFree is displayed on the remote control display, it is not available on this model. -
Page 16: Remote Control Operation
Mini-split operation Initial Settings - Model Selection / Temp. Unit Before using the product, make sure to specify the mini-split model (using the Model Selection menu) and the temperature unit (using the Temp. Unit menu). ▶ Select Initial Settings. ▶ ▶... -
Page 17: Setting Heating Range
Setting Heating Range You can change the temperature setting range to Heat mode. Heating Range ▶ ▶ ▶ Select Settings. operation Select Heating ▶ ▶ ▶ Range. Select Low ▶ ▶ ▶ Ambient. ▶ NOTE • The temperature control range in Heat mode changes 47 ℉ to 86 ℉ (8 ℃... -
Page 18: Operation Modes • Controlling Temperature • Controlling Fan Speed
Mini-split operation Operation modes You can change the current mode between Auto, Cool, Dry, Fan, and Heat by pressing the button. Controlling temperature To control the temperature in each mode, push the [Temp] button up or down: Mode Temperature control Auto/Cool/ Adjust by 1 ℉... -
Page 19: Controlling Air Flow Direction
Controlling air flow direction You can change the air flow direction by pressing the Temp and Fan buttons. Vertical • 'Standard’ was selected from Model Selection during initial settings ▶ Press button ▶ Select Vertical or Fix. operation Horizontal is not available. NOTE •... -
Page 20: Power Smart Features
Power smart features AI Comfort mode Use the AI Comfort mode to learn users’ mini-split use patterns, and automatically adjusts the temperature level and switches Comfort between Cool, Dry modes. ▶ NOTE • AI Comfort mode is available only on indoor units that support this mode. -
Page 21: Auto Mode • Auto Mode Function
Auto mode Use the Auto mode when you want the mini-split to automatically control the mode (Heat or Cool). The mini-split will provide the most Auto comfortable atmosphere that it can. Select ▶ ▶ Auto. NOTE • You can not change the fan speed. •... -
Page 22: Cool Mode • Dry Mode
Power smart features Cool mode Use the Cool mode to stay cool in hot weather. Select Cool ▶ ▶ Cool. NOTE • The proper set temperature range for the Cool mode is 75 ℉ to 79 ℉ (24 ℃ to 26 ℃). •... -
Page 23: Fan Mode • Heat Mode
Fan mode Use Fan mode to run the mini-split like a floor fan, providing a breeze without heating or cooling. Select ▶ ▶ Fan. NOTE • If the mini-split will not be used for an extended period of time, run it in Fan mode for 3 to 4 hours to dry the internal components. -
Page 24: Variety Smart Features
Variety Smart Features Turbo function Turbo Use the Turbo function to provide intensive cooling or heating to sharply decrease or increase indoor temperature within 30 minutes. Cool In Cool or ▶ Heat mode NOTE • After 30-minute operation, the mini-split automatically switches to standard the Cool or Heat mode. -
Page 25: Auto Clean Function
Auto Clean function Use the Auto Clean function to remove moisture from the inside of the mini-split for preventing propagation of fungi, bacteria, etc. Press and hold for 3 or more seconds. ▶ ▶ Select Auto Clean. ▶ NOTE • Depending on the condition of the indoor unit, the Clean operation stops after running for 10 minutes. -
Page 26: Quiet Function • Beepsound Function • Display Lighting Function
Variety Smart Features Quiet function Use the Quiet function to reduce operating noise. You can select this function both in the Cool and Heat modes. In Cool or Select ▶ ▶ ▶ Heat mode Quiet. ▶ NOTE • This function can be turned on when 'Standard’ was selected from Model Selection during Initial Settings. -
Page 27: Clearing The Filter-Cleaning Reminder • Timed On/Timed Off Function
Clearing the filter-cleaning reminder Use the Filter Reset function to reset the filter cleaning reminder after cleaning or replacing the filter. Filter Reset Press and hold for 3 or more seconds. ▶ ▶ Select Settings. ▶ Select ▶ ▶ ▶ Filter Reset. - Page 28 Variety Smart Features NOTE • You can set the duration to from 30 minutes to 24 hours. • After starting the Timed on function, you can change the mode and the set temperature. When you apply the Timed on/off function to the Fan mode, you cannot change the set temperature.
- Page 29 Timed on/ Timed off function If you set the Timed on function, you can change the mode or temperature while the remote control is off. Basic selection Turn On Cool 01:00 Additional selection Turn On 01:00 English...
-
Page 30: Good Sleep Function
Variety Smart Features Good Sleep function Use the Good Sleep function to save energy while you are sleeping. You can select this function in Cool mode. To set a In Cool mode ▶ ▶ ▶ timer Select Timer/Good ▶ ▶ ▶... -
Page 31: Cleaning And Maintenance
Cleaning the mini-split Cleaning the indoor unit exterior Wipe the surface of the unit with a slightly wet or dry cloth when needed. Wipe off dirt from odd-shaped areas by using a soft brush. CAUTION • Do not use alkaline detergent, sulphuric acid, hydrochloric acid, or organic solvents (such as thinner, kerosene, and acetone) to clean the surfaces. - Page 32 Cleaning the mini-split 3. Clean the Air filter with a vacuum cleaner or soft brush. If dust is too heavy, then rinse it with running water and dry it in a ventilated area. NOTE • For the best conditions, repeat every two weeks. •...
-
Page 33: Maintaining The Mini-Split
If the period of use date exceeds 10 years, the wired controller displays “E700”, and the product does not work. It must be replaced through Lennox Service Center before the expiration of the period of use date. -
Page 34: Appendix
Appendix SmartThings app To use the SmartThings app, connect the product to the network in the sequence described below. The images shown may differ depending on your smartphone model, OS version and manufacturer. You need to set up the Wi-Fi access point only when connecting the product to a Wi-Fi network. Once the product is connected, you can use the SmartThings app via Wi-Fi, 3G, LTE, 5G or more wireless networks. - Page 35 If you have a smartphone that nearby”. is a Samsung device and you have a Samsung • Select manually: Partner devices > Lennox account, your smartphone is automatically • Scan: Scan nearby > Other types logged in to your account.
-
Page 36: Open Source Announcement
SmartThings app Open Source Announcement • If a failure message appears while adding a device, see “Setting up and connecting to a Wi-Fi access point using your smartphone” on page 34. The software included in this product contains open The connection may fail temporarily due to an source software. -
Page 37: Troubleshooting
The product does not work. • Ventilate the room for which the alarm was activated. Error E697 • Contact the Lennox service center for assistance. • This error occurs when the R-32 refrigerant sensor has a malfunction or the sensor’s life has expired. - Page 38 Troubleshooting Problem Solution • Check whether the Fan or Fast mode is running. In these modes, I cannot change the the mini-split controls the set temperature automatically, and you temperature. cannot change the set temperature. • Check whether the set temperature is higher in the Cool mode or lower in the Heat mode than the current temperature.
- Page 39 Problem Solution • Ensure the wireless controller is charged. Use the USB-C port or the solar cell on the back of the controller to charge the controller. The wireless remote control • Make sure that nothing is blocking the remote control sensor. does not operate.
- Page 40 Troubleshooting Problem Solution The installed SmartThings app cannot access • Make sure you have connected the mini-split to a the mini-split. wireless router. • Try recovering your ID and password from the I cannot log in with my Samsung account. Samsung account page.
-
Page 41: Operation Ranges
Operation Ranges Operating temperature and humidity When using the mini-split follow the operating temperature and humidity ranges. Indoor unit / Outdoor unit : MFMD***S6-1P / MMLD***S6S-1P Outdoor Mode Indoor temperature Indoor humidity temperature 64 °F to 90 °F 0 °F to 122 °F Cooling 80% or less (18 °C to 32 °C) -
Page 42: Regulatory Notice
Regulatory Notice FCC Notice FCC CAUTION: Any changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. This appliance contains the transmitter module. This device complies with Part 15 of FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) This device must accept any interference received including... -
Page 43: Fcc Radiation Exposure Statement
• Reorient or relocate the receiving antenna. • Increase the separation between the equipment and the receiver. • Connect the equipment to an outlet that is on a different circuit than the receiver. • Consult the dealer or an experienced radio/TV technician for help. -
Page 44: Ic Radiation Exposure Statement
Regulatory Notice IC RADIATION EXPOSURE STATEMENT: This equipment complies with IC RSS-102 radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated so there is at least 8 inches (20 cm) between the radiator and your body. This device and its antennas must not be co-located or operated in conjunction with any other antenna or transmitter except in accordance with FCC multi-transmitter product procedures. - Page 46 Visit us at www.lennox.com For the latest technical information, www.lennoxcommercial.com Contact us at 1-800-4-LENNOX COUNTRY CALL OR VISIT US ONLINE AT www.lennox.com for homeowners, AMERICA 800-953-6669 www.lennoxpros.com for dealer/contractor...
Need help?
Do you have a question about the MFMD S6-1P Series and is the answer not in the manual?
Questions and answers