Fault clears after communication is restored. Remote Outdoor Sensor To determine if this outdoor temperature sensor (X2658) is is compatible with a specific thermostat, see the Controls section in the current version of the Lennox Residential Price Book. If “Heat On” is shown solidly in the display, but the heating system does not turn on. If homeowner has implemented a dedicated N band router for the purpose of video streaming, a separate router for the thermostat may be required. A non-communicating 2-stage out- door unit was added to the system but the unit only runs in 2nd stage. Scroll down the menu item choices to Balance Point Control and press edit. This alarm/code may indicate transformer overloading. 4. Thermostat is asking for heating or cooling to come on (screen shows -Heat On- or -Cool On- in display) but there is no heating or cooling running. Check the heating equipment to find the cause of the problem. Select “Sys- tem" from the device list using the up/down arrows and press the edit button. The 1997 ASHRAE 1% and 99% temperature data is used when provided for a particular location. =�=��B���u���f�M~{D���Q�����Y���ȶsn�ta^ m�?��)�^3wZm���`�T��"��B*��u�%*@�G2��P�tJߵ�9S����7��r,���� Key to the right of the screen key is blank. The coil sensor included with the DB7110U replaces the existing defrost thermostat or coil sensor installed on the unit. Remote Outdoor Temperature Sensor • ®Used with the iComfort M30 Smart Thermostat • Outdoor sensor allows thermostat to display outdoor temperature NOTE - Sensor is required for the Enhanced Dehumidification Accessory (EDA). Without the coil sensor, the DB7110U cannot determine when to defrost. Check for 24Vac at the equipment on the secondary side of the transformer between power and common. endstream endobj 340 0 obj <> endobj 341 0 obj <> endobj 342 0 obj <>stream Make sure the thermostat's Wi-Fi is enabled and connected to the home network (Router). Check the voltage and line power frequency. sensor on my Lennox Heat Pump #hp21-60-230. Building Controller Outdoor Temp. �E4���QN%�r��eHS*���"�Ω I{����~.�X�J�RI�cFE�D�|����Y�р��v�FtL��OG4�Ӝ�2�2�"�bZPJ�s +rz�K�(�4�RO�P��5�h��rZPwK?�i=H*b�X�Wz ��/t@tGA�$>�Ce�2���Fx�}���W0* q�Oڑ�_[�ѣQ��a[*1�����-�Ŗi �0��q��FQ,mD��I��c?���79��� ��xk;�ã3�~�tKaд��zA����hYf9]U��]I�>�Q�nda���2Ji5�Q�%Ǻ�c�A�?�Я���K��mɯ�'��ApX.�k�㴬�g��m���u����u��W�Z&�0D��(���u=ᚦ� ��t���.���X����^5�9�^�֍Vcy�����׶��n���iY6Vڷ��~0�M�]ӭ�먼n��f�q�F��N4����@"�Uq �cS1+���B�6ݯ�R����=�Z��Vy��"�n��c�*4]�U�Vկ+VL %sT��n�EÀ�� ��b9�����fl���i��� 9� � p��v$� �\�!� ?����6*- �w�����tX, �+��#��^�D6ɔqC���8HY^O��㮑U� V�F5p�KY&~�bXj3)dű/,(I�(�M�U��'�g��a�l `)z If failure re-occurs, replace the control. 3. On the home screen, press the right arrow Q3 then press the display settings button. Check connections. Check for miswired and/or loose connections between the stat, indoor unit and outdoor unit. h��y pU��B"����d�nn7�,\��@�23@ ��`ﶼȶvY�Ԓ,K���ؖ-k��͋����9 N$wš��f����y�ʴR�����ݪWS�իz�*�����������U�5�PV�Z�n��m�%%?E̮��~;�gѵ�5$��/��Q�YG�b=��A�#�_@Y�jm]�چ��njU�ZY�B(i�~��?m #WQ� Each manual is present in the form of a manual and mentions the most widespread technical failures and problems. [Indicated unif\ has not communicated with thermostat for more than 3 minutes. The icomfort system does not have the ability to control a noncommunicating heat pump on a dual fuel system. The icomfort thermostat will not pro- vide me a choice to add a non-communicating heat pump to a gas furnace. Cooling operation is not allowed. hތV�n[7��+�� Check for 24 Vac between the heat terminal (W) and transformer common. Learn More. 700: The temperature sensor in the thermostat is not working properly. Make sure the router and modem are turned on. This alarm/code may require the installation of an addition- al or larger VA transformer. Check for connections to other wireless devices and internet connection. Heating and cooling wires are shorted together. If persistent or if it coincides with the system operation then proceed with the following steps. Lennox ComfortSense™ 7000). (Stat) The outside temperature is higher than the level where the furnace or electric heat is programmed to work. • Check the circuit breaker to make sure it is not tripped. This alarm/code may appear during a brownout. - Verify the indoor unit has a icomfort communicating control. 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. h�b```f``2e`e`�>� �� @1V &UE�)�iQ��׼�u�d�$/K�f>Ƿ�ٛɟe�杭������8�ϒ��Ԃ���RI+Ϸ4Ŗ��lI��*i�5��Ţ~;�'�N� �PV}Ց3y�3=�k9�ܼ�:�F400u -��� R� @&��d�hc�p��`� �YA\ �D��20�� �\@,�`�g�#�A�q�m�V���L��7�|�o؞��n� '*�M�?� -f`~�H3q/�10ȃ� �q' Press the setup tab, press start, and press confirm. Press the setup tab, press start, and press confirm. Read important note below. (Air Handler) The air handler control software is corrupted. Fan does not turn on in a call for heat (electric furnaces only). If pilot will not light - check gap at electrode and pilot - should be 1/8' to have a strong spark. Replace the icomfort thermostat with a conventional thermostat that has a dual fuel control mode (e.g. (Stat) The (furnace, air-handier or outdoor unit) is resetting itself. The icomfort system is capable of copying settings from the previous configuration to the new compatible device (control) found. The red Critical Alert icon and homeowner alert button do not display non-critical alerts. ���@��"��Y([�� d7�Ǚ�r���p�05�'{&�o��,Q�3d883�� ���)�3����!�Tz� Provide proper earth ground to the equipment. Compressor minimum-off timer is activated. 3. The sensor • Check the furnace door to make sure it is closed securely. Check and correct voltage. Replace the control if the problem prevents operation and is persistent. 339 0 obj <> endobj Provide proper grounding for the unit. temperature, time, inside relative humidity, system status (operating mode and schedules) and outside temperature (optional outdoor sensor required) • Smooth Setback Recovery starts system early to achieve setpoint at start of program period • Compressor short-cycle protection (5 minutes) • Up to four separate schedules are available plus Confirm reading to outdoor temperature in table 1. › Same refrigerant pressure switch used in walk-in coolers, now is used in commercial HVAC. Check and correct tne power line voltage. Pilot will not stay lit after carefully following the lighting instructions. Lennox, LENLN2S, Remote Outdoor Sensor, Comfortsense 7500 Fits Models: (Press ctrl + F to find model number below if you have any questions call 734-326-3900 for further information) HCSTEAM-16-1, HCSTEAM-35-1 3. - 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. - 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. (Air Handler) An air-handier configuration jump- er is missing. ���n��A�jaY4]�7��B�j�v���7v�/%;HP?�>�s�:�bӠː�����Z}����X�t�v��� ٍ�>N4���뻣zԞ&}��ۢS��=�0�S&F5�&�] Q!�f�����`���`ǢK�c�Ƈ��3�!C�]�f{9�H��A�'��|� ���fZG&I�0��h,ix��6��X��nP���� �ΐ� ��Z��c�ܠ�����H������0�D�M �u�J��D�E"� ��15����٪�qXP٠�#ѹ%11���]���(0ĭ8�A���/ֱ��#"dUh��ϳ�lt�y��x�0��t�[�Pn�JJ%��pE'�̫ ����_��C��$x*'!eg8-M@Ze���t��-�LIҢ�g!�� Check thermopile with millivolt meter. 4. Heating system does not turn off and the heat temperature setting is set below the room temperature ("Heat On” is not shown in display.). System will clear code when it detects condition has cleared. - Over 25 installer adjustable settings are provided including balance point, humidification control, dehumidification modes, stage differentials and delays. When using batteries for power, install fresh AAA alkaline batteries. The icomfort control was re- placed with a replacement control before the icomfort system was initially setup or configured. If gap does not measure 1/8", replace pilot. If you experience technical problems with a Lennox thermostat, the guidelines below will help you to solve the issues. 24-Volt Power Low (Range is 18 to 30 volts). From the home screen click the right arrow QD then click service info button; then click the thermostat info button; (display shows model & serial numbers and hardware, software, Wi-Fi revision information). %PDF-1.5 %���� Select enable and press save. Replace the control if heating or cooling is not available. If voltage is not present, check the heating equipment to find the cause of the problem. Thermostat did not find an Indoor Unit. When troubleshooting any rooftop unit, what is one of the first steps a tech should practice prior to touching any piece of the equipment? !��~G�K���P�ӈ� View and Download Lennox 14HPX unit information online. Indoor temperature rose above 99°F during a heating or cooling demand. Then initiate a new heat demand. 14HPX heat pump pdf manual download. If fault persists, then cycle power. Check Installer Setup Number 0170 and make sure correct system type is chosen. 351 0 obj <>/Filter/FlateDecode/ID[<06D38C91A93EB321E89A61D9B5CEB036><49DF8D0252C31D48970F14E5229DE3A4>]/Index[339 23]/Info 338 0 R/Length 72/Prev 216898/Root 340 0 R/Size 362/Type/XRef/W[1 2 1]>>stream Cat #: 59M05 Model/Part #: C0SNSR02AE. • Wait five minutes for the heating system to respond. iComfort Thermostat application for your S30 is available for IOS 6.0 and Select cooling system mode to cool the indoor space. icomfort thermostat does not show a choice for Dew Point Control Hu- midification mode (only Basic and Precision choices). - Manually configure to discover the electric heat section(s) on the air handling. System resumes normal operation 5 seconds after fault recovered. - Replacement icomfort controls do not have the Model # or Serial # loaded in the control. ��, �T�Ɏ3�ۧ"C�p8�G�Gpn�s�ջ�=�>��[�:��ŕ`��v�L. (Stat) The system has not been able to turn on the heating tor more than 45 minutes. Cleared after unresponsive device responds to any inquiry. Check Installer Setup Numbers 0600 and 0610; modify as needed. � $�N �VWDd������20C�g��` $9 A. Pre-coil discharge air temperature sensor problem (DFM mode only). Cut the “W915 2 Stage Compr” option link on the furnace or air handler control. Clean and/or adjust pilot flame for maximum flame impingement on thermocouple. High Balance Point and Low Balance Point are not listed as a menu item to adjust the setpoint on the thermostat of the heat pump system. - Disconnect the outdoor sensor or discharge sensor. Defective or misaligned electrode at pilot (spark at electrode). Fortunately, many issues can be pinpointed and, in some cases, even repaired … Check accuracy of the thermostat temperature sensor. [Indicated unif\ is missing the programmed unit capacity. h޴V�N�H����z�ш��b'R+R�li�6M�`�Jb�K����s�l�@4�i1*Y��[w;�v���;�0�zG��.���L�+,�{Oxv}W��ea����M�o�L�,����$O Heating or cooling equipment is not operating. Red LED is lit in the upper right corner of the thermostat when the system monitor detects a possible problem. In the thermostat installer program select the setup button and follow the on screen instructions until you reach the Add or Remove Non- communicating equipment screen; press yes. Configuration jumpers) missing on control (applicable in non-communicating applications only). (Furnace) The reporting device cannot find earth ground. Press the next button to accept the new device and copy the settings. Check for proper earth ground to the system. 2. High Balance Point and Low Balance Point are now listed; adjust the balance point settings and press save. Ensure that the connection between the valve and thermocouple are tight and secure. Set the System setting to Heat and set the temperature setting above the room temperature. Check for additional power- robbing equipment connected to system. Lennox furnaces are quality units; however, similar to other furnaces, after some time, they can encounter their share of issues due to normal wear and tear or a lack of regular care and maintenance.When this occurs, you may notice that your furnace just doesn’t perform how it used to. Provide power voltage within proper range. Typical Parts Arrangement. • Set the system to heat by pressing the SYSTEM key. (Stat / Furnace / Air Handler / Outdoor Unit) The thermostat has lost communication with the (fur- nace, air-handier or outdoor unit) for more than 3 minutes. The non-communicating outdoor unit is part of the system, but the thermo- stat does not display the outdoor unit. 701 A. The thermostat only allows selection of one day to program. For sale is a Dwyer Air Temperature Sensor, Model O-4B with output 10K2 NTC. Take reading at thermopile terminals of gas valve. If problem persists, clear by reconfiguring the sys- tem. This event may occur during a power outage or power fluctuation in the system. Check Installer Setup Number 0670 to change keypad locked options. The alarm/fault clears after communication is re-established. The Indoor Sensor 077 is designed to act as a remote indoor temperature sensor. �>���g�����[����&�Ǒg����?=�OߠG�l+ �F�2���d,����_����Ǿ�G^�#q����c{�/h? A system monitor is wired to the thermostat L terminal. - Go to the installer program alert button to view all alerts and details about those alerts. There is a control hardware problem. MORE key remains blank unless the Furnace Filter Change Reminder has been turned on. Check for a high voltage source of noise close to the system. endstream endobj 343 0 obj <>stream (Stat) The thermostat has lost communication with the (furnace, air-handier or outdoor unit) for more than 3 minutes. If both switches are in the ON position, it may result in excessive resistance (and millivolt drainage) and the burner may not come on. You may need to simply press EDIT. Check wiring and remove duplicate equipment. Set System Type (Installer Setup Number 0170) to match the installed heating and/or cooling equipment. Make sure there is an icomfort indoor unit on the system. (Stat) The system has been heating for at least 15 minutes, without a demand for heating. How do I test the outdoor temp. (Stat) The thermostat cannot find a previously installed unit. • Check the power switch at the heating and/or cooling system to make sure it is on. (Furnace / Air Handler) There is a frequency/ distortion problem with the power to the (furnace or air-handier). © 2021 Thermostat Guide – troubleshooting, error codes, repair. The system will only use the heat pump to warm your home. The thermostat will not allow any cooling operation to begin un- til it senses a temperature higher than 40°F. SKU: 14K92. Check Installer Set-Up 0180: Fan Control in Heating. See how simple it is to change the batteries on your wireless outdoor thermostat sensor. When testing the outside air temp sensor on the York Predator RTU, what terminals are used? - Add an outdoor sensor to the system and connect to the outdoor sensor terminals on the indoor unit. - icomfort system is not able to read the outdoor temperature sensor in the icomfort outdoor unit, check outdoor sensor. Check that fresh AAA alkaline batteries are installed as marked on the thermostat. Add to List. - If Humidification Control Mode is not offered as a menu item choice, the Humidifier must be added to the icomfort system using the Add or Remove Non-communicating equipment screen under the thermostat installer program in the setup button. Remove power to thermostat before programming the unit control board. Select the desired humidifier control mode: Basic, Preci- sion, or Dew Point. The thermostat will connect to B, G or N band routers at this time. (Stat) The thermostat is reading an indoor tem- perature that is higher than 99°F. In most cases errors are related to electrical noise. ?�%�w�=�0N)`�T�;Mà��344�͞�AU�_k�i��(J���EP5���ՌY+>��u���mW��=CS��Y}�Z���䲎�;^���0�&s;����fSa(�� ^k. ’’Cool On” is not displayed on the screen. (Stat) The thermostat cannot find an icomfort- enabled indoor unit. Page 4 506586−01 10/10 The outdoor coil sensor must be used. The sys- tem will go offline for 60 minutes and try again. If pilot lights, an improper gas mixture caused the bad lighting and a longer purge period is recommended. Select 1 Stage AC Unit or 2 Stage AC Unit and press save. We use cookies to give you the best possible experience on our website. (Stat) The system has been cooling for at least 15 minutes, without a demand for cooling. Select heating system mode to heat the indoor space to above 40°F. If pilot lights, turn off pilot and trigger the igniter button again. Follow the red instructions then exit the system. If okay, jumper wires across wall switch wires at valve, if burner comes on, wires are faulty or connections are bad. The alarm is only cleared by pressing the clear button on the Installer Alerts Tab. The thermo- stat will not allow any heating operation to begin until it senses a temperature lower than 99°F. outdoor unit. The furnace is in “watchguard” mode (moderate alert) and will not display the red critical alert icon nor be displayed in the homeowner alert button. If 24 Vac is present, the thermostat is functional. The upper or lower tempera- ture limits were reached. Sensor - L Connection® Network (59M05) C02 Sensor Field Conversion Kit (89W39 and 89W40) Carbon Dioxide (CO2) Sensor (77N39, 87N52, 87N53 and 87N54) Comfort Sensor (CS) - L Connection® Network (18W65, 18W66, 18W67, 18W68, 18W69, 18W70, 18W71 and 18W72) Loose or broken wire connection between thermostat and heating equipment. Check to ensure that Heating Equipment is not stuck ON (reversing valve, etc.). Jumper wire across terminals at wall switch, if burner comes on, replace defective wall switch. The outdoor sensor and dis- charge sensor are options, how- ever if the system was setup with the sensor in place, the icomfort system will see an open sensor reading if it is disconnected. Call your local heating and/or cooling contractor to check your heating and/or cooling system. Why is this? The system will go through the system discovery process. The sys- tem will go offline for 60 minutes and try again. The thermostat is reading -1F when its 65 degrees out. set for “Display only 1 ’ which will not allow the icomfort system to control the humidifier. Click on outdoor temp dis- play button to toggle ON. Brand: Lennox-+ $23.16 each ADD TO CART. Run the system in diagnostic mode and verify that it matches actual equipment operation. • Different ambient temperature, humidity, vibration, dust. - If Balance Point Control is not shown as a menu item choice, the system is not connected to Wi-Fi or does not have/recognize an outdoor sensor or the system is not a heat pump. The heating equipment is not a heat pump but the System Type (Installer Set- up Number 0170) is set to Heat Pump. - In the installer program select the equipment button and choose System from system device and press edit. • Also different ambient temperature and humidity, as well as duty cycles and use profile. (Furnace) The reporting unit has poor earth grounding. ... LENNOX Furnace Pulse Flame Sensor PN 64K60 Lb-65576b. (Stat) The thermostat does not know the capac- ity (tonnage) of the (furnace, air-handier or out- door unit). Step 1: Check all heating equipment to determine cause of heating demand. (Stat) The outside temperature is below the lev- el where the heat pump is programmed to heat the home. h�bbd``b`N�@�� H�� � !c Go to [Indicated unif\ and program the unit capacity manually. Install the optional (purchase separately) outdoor sensor (X2658) on a northern wall of the home, away from direct sunlight or other heat sources that may affect its sensitivity. B. If the ambient temperature sensor fails or is sending out an inconsistent signal, then the AC system may have trouble maintaining cool and comfortable cabin temperatures. (Basic is the most popular) and press the save button. Defective igniter (no spark at electrode). Check to determine if the screen is in the Locked or Clean mode. The thermostat was not success- ful in communicating to the indoor unit. Please program the correct capacity of the (furnace, air-handier or outdoor unit). The alarm/code is usually caused by a delay in the outdoor unit responding to the thermostat. Follow the red instructions then exit the system. The alarm/fault is cleared 300 seconds after the fault recovers. The unit is reporting that its power line and neutral are reversed. Line voltage is below its designed operating value. Outdoor Temperature Sensor Water-Proof Wiring Junction Box Vented Aluminum Cover +/-0.36DEG F Accuracy. The icomfort thermostat does not dis- play the Model # and or Serial # in- door or outdoor unit. 4. List Price: $49.01 Your Price: $28.55 (You save $20.46 ) (No reviews yet) Write a Review Write a Review × Lennox 14K92 - Outdoor Ambient Temp Sensor. see all. endstream endobj startxref Equipment is unable to communicate. - The thermostat system setting does not offer a emerg. Heat pump units use the outdoor air temperature sensor to shut down the heat pump and go to auxilary heat when the outdoor temp drops below a certain set point (usually set at around 35f) most standard heat pump units are inefficient below 35f although some have been designed to produce heat at much lower temps. Another more obvious symptom of a bad or failing sensor is an incorrect reading on the vehicle’s temperature gauge. Check R, i+, i- and C connections, ohm wires and cycle power. Once programming is complete, reconnect thermostat wires and reconfigure system. The alarm stops all associated HVAC operations and waits for a heartbeat message from the unit that's not communicating. Check Installer Setup Number 0170 and make sure correct System type is chosen. • Set the system to Cool by pressing the SYSTEM key. • Wait five minutes for the cooling system to respond. D. OFF/ON Switch and 'Remote Switch are in the "ON" position resulting in excessive resistance. I checked the wiring and it appears to be wired correctly. This may indicate the existence of other alarms/codes. Outdoor temperature is not displayed on the thermostat. On the Lennox L Series RTU, what is the signal that goes to the OSA damper motor? W�5�)�]%�~�v�ʽi�|joj*ezg��%G�R�7G�Ҡ�'yLeyM���ɧ�Ɖ?�Cݍo����N,b�@��S2� ����_�x8����r��4�O��_,\��t�&��L�̏���0i:���#a�mXt���k�([��~wE �Rxf���r_F�E5[�9��� System resumes normal operation 5 seconds after fault recovered. The Series O-4 Outside Air Temperature Sensors are great for monitoring ambient air temperatures in outdoor … ZS STANDARD ZS-CAR System Type – BACnet® Application – Airside, Packaged indoor, Packaged outdoor, Split systems Temperature, CO2, humidity, and VOC sensor. Should read 325 millivolts minimum with optional wall switch “OFF.” Replace faulty thermopile if reading is below specified minimum. Check the wiring connections, ohm wires and cycle power. | Contact. !���I��5��z���{��2n�Md�^p��2.g���O$� �OF��MY��=�%�~v�ʨ�4Fm����?/�Ǜ���۫����.n�ն�|�|���g��;-�^��(T����7��Ǜ�X@~�A��! Correct voltage and frequency problems. - Add an outdoor sensor to the system and connect to the outdoor sensor terminals on the indoor unit. Electric heat was not manually configured configured at the Air Handler Control (AHC) before the icomfort Wi-Fi ™ system discovery process at initial power-up. The icomfort does not display an alert code message, but the furnace or unit control displays a diagnostic code.