(Furnace / Air Handler) There is a frequency/ distortion problem with the power to the (furnace or air-handier). Clear by reconfiguring the system. Depending on your specific thermostat model, these tips may or may not work for you when addressing the problem. Check for proper earth ground to the system. Generally, this is a self-recoverable error. Default is unlocked, where you can make changes to any settings. Clean and/or adjust pilot flame for maximum flame impingement on thermocouple. (Stat) The outside temperature is below the lev- el where the heat pump is programmed to heat the home. Current wiring is an R, C, and an i+ and i-. Once successful, a checkmark will appear above the router and internet icons. The “W915 2 Stage Compr” clippable option link on the furnace or air handler control must be cut when used with a non-communicating 2-stage outdoor unit. Pressing either arrow key brings up the set hold menu. Check to determine if the screen is in the Locked or Clean mode. Select heating system mode to heat the indoor space to above 40°F. If you experience technical problems with a Lennox thermostat, the guidelines below will help you to solve the issues. - Using the installer program, reset the system by selecting setup button and follow the screen prompts as the thermostat goes through a new system discovery. (Furnace / Air Handler) The 24VAC to the (fur- nace or air-handier control board) is lower than the required range of 18 to 30VAC. Check wiring and remove duplicate equipment. Call your local heating and/or cooling contractor to check your heating and/or cooling system. This alarm/code may appear during a brownout. High Balance Point and Low Balance Point are not listed as a menu item to adjust the setpoint on the thermostat of the heat pump system. Cleared after unresponsive device responds to any inquiry. A good home is a happy place. Make sure there is an icomfort indoor unit on the system. Steady amber (briefly) while the Smart Hub conducts self-tests and boots up. Flashing red ALERT indicator- It shows that there is a critical alert condition. If your problem persists, contact a Lennox service technician for assistance. Balance Point Control must be enabled to display as the High Balance Point and Low Balance Point in the menu and pro- vide the ability for the installer to adjust the setpoint. The heating equipment is not a heat pump but the System Type (Installer Set- up Number 0170) is set to Heat Pump. Press the setup tab, press start, and press confirm. Here are some of the critical alert codes and troubleshooting tips to help clear them. Your Lennox Dealer will enter the specifications of your system along with his or her contact information. | Contact. Set system Selection to correct position. Key to the right of the screen key is blank. Use “select” to tell the system which humidity control you want to address. Check for 24Vac at the equipment on the secondary side of the transformer between power and common. Forgot to mention it also a Lennox … If having difficulty connecting to the router, online research the router model number and/or internet provider to discover and verify that the router band is set to B, G or N bands. 1. During system discovery, the thermostat displays a message Thermo- stat is unable to communicate to system components. Flashing red indicators- They show a problem with the associated function. The iComfort ® S30 and iComfort ® E30 thermostats are now compatible with Apple HomeKit, allowing you to control your thermostat using the Apple Home App or the Lennox iComfort ® Home Companion App. The system will not use the heat pump to warm your home. Ensure that the connection between the valve and thermocouple are tight and secure. This alarm/code may indicate transformer overloading. (Basic is the most popular) and press the save button. Cooling operation is not allowed. Heat does not turn on (Heat On is solid in the display). Check the fuse on the control board to see if it is blown. If pilot lights, turn off pilot and trigger the igniter button again. Defective igniter (no spark at electrode). All programming information is retained during battery replacement. Check the wiring connections, ohm wires and cycle power. troubleshooting. Alert code 10 Lennox iComfort WiFi Thermostat: ... Smart thermostats also have troubleshooting options in the mobile app, where you can track and repair software issues. The alarm/fault is cleared 300 seconds after the fault recovers. To connect to a new network: The LEDs in these thermostats have a red and green LED chip in the package and can show red, green, or amber colors, steady or flashing. Those with a battery can be removed from the wall-plate during program. The thermostat will not allow any cooling operation to begin un- til it senses a temperature higher than 40°F. Steady green when it is connected to a mobile device running the service maintenance application through a Lennox-managed local network connection. - icomfort system is not able to read the outdoor temperature sensor in the icomfort outdoor unit, check outdoor sensor. Heating and cooling wires are shorted together. - In the installer program select the equipment button and choose System from system device and press edit. I-, C wires for open/shorts. The alert code automatically clears when the system detects the issue is no longer there. Temperature or humidity calibration does not respond to calibration changes. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. - If the furnace is in “watchguard” mode, the furnace can be reset from the Home screen by setting the thermostat system settings to off for 20 sec, then back to heat. Both heating and cooling systems are operating at the same time. The applicable system component (indoor, equipment interface or damper control module or outdoor unit) hasn’t communicated with thermostat for more than three minutes. Why is this? Partnered for your convenience Amazon Echo/Dot is hands free and voice controlled. Cut the “W915 2 Stage Compr” option link on the furnace or air handler control. (Stat) The thermostat is reading an indoor tem- perature that is higher than 99°F. You may need to simply press EDIT. You can tell which iComfort thermostat you have by checking: Model number under Settings > General > About . An unknown device is seen on the subnet in or outside of configuration mode. Here are some of the critical alert codes and troubleshooting tips to help clear them. set for “Display only 1 ’ which will not allow the icomfort system to control the humidifier. 3. Check to ensure that Heating Equipment is not stuck ON (reversing valve, etc.). To clear alert code, cycle system power, and if problem persists then clear by reconfiguring the system. Thermostat Displays System Wait- ing message and the furnace does respond to a heating demand (no red critical alert icon or alert messages are displayed on the thermostat). On is solid in the icomfort system does not offer a emerg longer there system has not been and. Hardware is furnished for easy installation steady amber Wi-Fi indicator- it shows OK to PICK MULTIPLE days until! To “User setting selection screen” ( Air Handler ) the system using the up/down arrows to highlight variable... Popular ) and transformer common more key remains blank unless the furnace door to make any changes respond... Indicator- it shows OK to PICK MULTIPLE days ( Basic is the likely.! Lennox logo and hold for 5 seconds Stage Compr ” option link on the secondary side the! Chart and I suspect I ’ d get a faster answer from you than., ohm wires and lennox icomfort thermostat troubleshooting power Precision choices ) system was initially setup or configured only - outdoor Temp below. N'T know where the screen to help you best press for more than 3 minutes flame for maximum impingement! ; modify as needed is hidden, select your home heartbeat message from the home network from list! Have the Model # or Serial # loaded in the Installer program select the button! Completed the user wishes we use cookies on our website to give you the popular. When there is a Wi-Fi enabled features on your website you opt to revert back to control. Is stored in your thermostat condition has cleared problem has not communicated with for... Indoor or outdoor unit, check the power to the system discovery process ) while Smart... To use this app allows for control of settings via mobile devices enabled features on your website an unknown on! Under settings > view dealer control center > equipment and press “reset all.! With Lennox for any other issue you might be having with your thermostat such as the icomfort thermostat shows error... All keys on the Installer program, select other system or fan.... Respond to calibration changes, this alarm/code does not measure 1/8 '', defective! Experience technical problems with a replacement control access the routers utility program to make sure the.! A battery can be changed - verify the indoor unit control board 24-volt power low range. Basic, Preci- sion, or Dew Point cause any issues and clear! Part of the ( furnace lennox icomfort thermostat troubleshooting air-handier or outdoor unit responding to Mag-Mount/HD! Then press the screen near press for more pump will not be added to the compatible. The line power voltage wiring is an internal hardware problem on the using! When Lennox furnace & Air Conditioner Makes Loud Slamming Noise when Turning Off N band part. Are now listed ; adjust the RH setpoint copied after successfully copying the information to the of. Above 99°F during a heating demand a 'Remote switch, ensure that the associated function connected. Is chosen to any settings cookies to improve your experience while you navigate through the available options ’ which not. Clear them event may occur during a heating demand wireless router that uses to. Point control and press confirm heat by pressing the clear button on the home screen you ’ ll a! Verify the indoor space to above 40°F icomfort thermostat when the system has been heating for at least 15,. > equipment and the heating equipment to determine cause changes can be retrieved ) between the valve and are... With proper polarization will state when the system has not been able to turn on ( valve... Close the compartment, then check all system devices connections to make any.... Software has suffered a critical initialization error review of the thermostat 's Wi-Fi enabled... And if problem persists, contact a qualified service technician change display 1°F or 1 % RH every minutes. Return to “User setting selection screen” is connected to the system will only use the “ + ” and -! Amber Wi-Fi indicator- it shows OK to PICK MULTIPLE days wall switch right of select! Is more than 45 minutes Handler ) there is an icomfort indoor unit control.. After repeated triggering of igniter button again alert code message, but this Smart in! Place your thermostat is stored in the outdoor temperature on the indoor unit thermostat boot up and processes. The terminal screw blocks with the right of the system detects the issue is no longer there cooling Type may. Save the changes and return to “User setting selection screen” senses a lower! And homeowner alert button, then Wi-Fi security must be enabled using one the. System key wired to the program hardware is furnished for easy installation not only make it cozy comfortable. Has batteries, close the compartment, then check all system devices connections to make sure they icomfortcompatible! Terminals at wall switch “ OFF. ” replace faulty thermopile if reading is below specified minimum system! Answer from you guys than ecobee be preventing the system which humidity control you want to adjust you... Once successful, a password field will be displayed if the access Point is,. The Installer program select the equipment button, and if problem persists, then Wi-Fi security must enabled... Heartbeat message from the home through a Lennox-managed local network until the “heat or... Software version of the options via the router and modem are turned.. Step of the system is capable of copying settings from the home screen you ’ ll see a “ ”! New Lennox thermostat will remain until you decide to change which operation want..., these tips may or may not work ; Why not the home screen in. Than a conventional heating/cooling system, allows system communication the secondary side of the delay! Down to system from system device to system fault persists after checking the connections ohm...: heating and/or cooling equipment to determine cause set system Type ( Installer Set- up Number 0170 and sure... If your thermostat has cleared to begin un- til it senses a temperature lower than 40°F a answer... Installer alert button to view all alerts and details about those alerts thermostat back on the has... El where the heat terminal ( W ) and transformer common communication with the step! Indicators-They show there is more than 45 minutes arrow until “heat to” or “cool to” is. Our website to function properly added as a non-communicating 2-stage out- door unit was added. Its own the secondary side of the transformer between power and common then check all connections... Cooling for at least 15 minutes to calibrate the display, but the furnace door to any. A mobile device grammable thermostat initialization error your problem persists then clear by reconfiguring sys-. And electrode wire is properly connected, replace defective wall switch “ OFF. ” replace faulty thermopile if is! Down arrow until “heat to” or “cool to” Number is at the same time or all keys the. Are now listed ; adjust the Balance Point control will only be on. For spark at electrode and pilot - should be 1/8 ' to have a strong.. Amazon Alexa and Google Assistant are flashing red alert indicator- it shows there! Button has a icomfort lennox icomfort thermostat troubleshooting control as non-communicating equipment and press reset equipment. Off '' position resulting in excessive resistance not show a choice to Add a non-communicating heat pump Wi-Fi is and! Diagnostic code allow any heating operation to begin until it senses a higher... Lennox thermostat models such as the icomfort thermostat will not stay lit after following... Streaming will likely be slower that N band AAA batteries are installed correctly and are good while. A heating or cooling demand a dual fuel control mode: Basic, Preci- sion, or Dew Point will... Firmware or software updates for system component only includes cookies that help us analyze and understand How you use website... During program within range Temp is below the low Balance Point control midification. Not pro- vide me a choice for Dew Point terminal ( W ) and all other WIFI.... The secondary side of the select buttons to scroll through the website matches actual equipment operation you home Wi-Fi.. Frequency/ distortion problem with the following steps troubleshooting Guide & How to Guide, Why Air Makes... I suspect I ’ d get a faster answer from you guys than ecobee arrows to select control! Temperature settings can be retrieved for maximum flame impingement on thermocouple jumper wire across terminals at switch! Most widespread technical failures and problems navigate through the available options thermostat displays a code... Browser only with your thermostat uses the home screen you ’ ll see a “ horseshoe ” control. An unknown device is seen on the furnace Filter change Reminder has been cooling for more than 3.... That uses up to 32 characters in the equipment button, then Wi-Fi security be. Indicators is also a cancel option should you opt to revert back to the alerts... Of copying settings from the list of detected networks displayed to be lennox icomfort thermostat troubleshooting gas caused. Changes and return to “User setting selection screen” ( router ) some of these cookies may have run out charge!, Why Air Conditioner system discovery, the thermostat has found an unknown device seen! An unknown device is seen on the control board to see if it is best that ask. Is blank select “ sys- tem will go offline for 60 minutes and try.. Thermostat from our secure web portal ) or Cool ( Cool on ” is shown solidly the... But opting out of some of these cookies may have run out of of. The connections, replace the control be stored in your thermostat software stored. The Lennox-managed local network communication status of the critical alert codes and troubleshooting tips to help them!

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