. . . . . . . Buttons are located behind the small door on the right hand side of the thermostat (see figure 3). It's also easy to find an expert Lennox dealer who can help you make the most of your HVAC system. . PLUG IN (Use Care To Avoid Bending Prongs. . General These instructions are intended as a general guide and do 0000007355 00000 n . . . . 0000023715 00000 n . . . Please check other cities zip/postal codes for same-day availability. . Register in 3 easy steps, today! . . . . . . . . 7, Service Indicator . 51M37 - Programmable Thermostat List Price: $135.20 Your Price: $120.31 You save: $14.89 Choose Options 11Y05 - Programmable Thermostat List Price: $263.51 Your Price: $241.90 You save: $21.61 Choose Options 13H13 - Programmable Thermostat List Price: $331.20 Your Price: $221.66 You save: $109.54 Choose Options 19V30 - iComfort S30 Thermostat The 51M37 is suitable for heat pump, 3-stage heat/2-stage cool applications using a gas or electric auxiliary heat source. . Permanent Hold (HOLD displays solid; PROG not displayed); press HOLD again to return to the program (PROG displays; HOLD not displayed). . . . . . Make sure to suck the drain with a vacuum to unblock it. . . . 7, Technical Specifications . A pale blue display backlight illuminates for 30 seconds each time any button is pressed. Press DAY/TIME. How can I improve ventilation inside my home? How do the PureAir and PureAir S systems attack chemicals? . . . . . What are the advantages of the CompleteHeat. . . You can email the site owner to let them know you were blocked. . . The document contains a 8 of pages in English with detailed descriptions and pictures of the Lennox 51M34 Merit thermostat. A flame sensor at the burner end of the furnace gas manifold connection signals to the furnace that there is a flame. . . . . Lennox 51M37 List of available manuals, guides and instructions for Lennox 51M37 Merit programmable digital thermostat. If the thermostat detects that the heat pump is not able to provide enough heat (as may be the case in very cold weather), then the backup heat source is activated. garding installation and wiring of the thermostat. . . Honeywell RTH7600 Series Quick Start Manual, Honeywell CHRONOTHERM III T8611G User Manual, Aube Technologies TH149 Installation And User Manual, Danfoss TP4 User & Installation Instructions Manual, User & installation instructions manual (84 pages), Honeywell T1 Pro Installation Instructions Manual, Installation instructions manual (24 pages), Lux Products DMH100 Series Installation And Operating Instructions, Installation and operating instructions (3 pages), Bryant Preferred Series Installation Instructions Manual, Installation instructions manual (12 pages), DELTA DORE TYBOX 610 RF Installation Manual. The screen will blink for a few moments to indicate that the timer has been reset. . Someone has cracked a damaged ceramic insulator on a flame sensing rod. To program events and temperatures, perform the following steps, once with Cool selected and once with Heat selected. . Reset. 7, Default Thermostat Settings . If the thermostat is in HEAT or OFF mode, cool mode is enabled when the COOL button is pressed. . . . . I already checked and there's no battery in the thermostat so it's not that. . . How can I tell if I have a ventilation problem? . . . . The main breakers have been Reset and it still isn't coming on. . 0000054656 00000 n . . . . . . Use UP or DOWN arrow buttons to display the current day. NOTE Pressing ENTER during the following programming steps, saves and exits to the HOME screen. A pediatrician suggested a tabletop humidifier for my babys room. . . . Press the DAY/TIME button and set the CURRENT hour, minute, and day of week as follows: 1.AM12" will flash on the screen. This website is using a security service to protect itself from online attacks. . . Adjusting Temperature Setpoint in Hold Mode. . . . . If another cooling demand occurs during this 5minute interval, COOL" and the snowflakes will flash; however, the cooling equipment will not operate until the 5minute delay has elapsed. . 6, Technical Specifications . . . . 5, FAN Controlling Fan Operation . . Day selections are abbreviated as MO , TU", WE", TH", FR", SA", and SU". . . . . Cooling operation is indicated by flashing snowflake" icons in the SYSTEM box. . . . Large rubber buttons and a backlit display permit to quickly find the right settings. . . . A Lennox furnace requires regular maintenance to keep it running efficiently and optimally. . . When abnormal equipment operation is detected, the SERVICE indicator will flash on the screen (see figure 21). . . . . . . . . This indicates that the cooling demand has been satisfied and that the cooling equipment has been turned off. . . . When PROG or DAY/TIME is pressed, a field begins flashing, expecting another input. . . . . . This oc-. Wiring Loose connections, disconnections, and faulty or aging wiring can cause a thermostat to lose its connection to their heating and cooling systems causing an interruption in service. The RESET button is an unlabeled, recessed button located behind the door on the righthand side of the thermostat, below the SETTINGS button (see figure 3). . . . It includes a programmable filter change reminder, an equipment maintenance reminder, and a system check indicator to notify the user when the equipment requires service. . . . . What Lennox products are eligible for this 10-Year Extended Limited Warranty Program? 0000053884 00000 n . . 0000006156 00000 n . . . Thats why we offer a collection of resources that make it as easy as possible for you to get the answers and support you need. Then, if the room temperature is higher than the temperature setpoint, as shown in figure 11, the thermostat detects a cooling demand and will activate the cooling equipment to satisfy the demand. . . . 1, Initial Thermostat Power-up . . . . Click to reveal . If youre going to do your maintenance, the above guide is an excellent start since it can get you through most repairs. . . . Reference: https://www.airtronic.ca/lennox-furnace-troubleshooting/. . 0000019000 00000 n . . . . 5, SETTINGS Filter /Maintenance Reminder . . . . . 2. 0000028516 00000 n . . Press DAY/TIME OR, if adjusting for daylight savings time, pressing ENTER stores the single change and exits to the HOME screen, bypassing minutes and day of week. . Installing the wrong kind of thermostat is likely to cause miscommunication and result in system failure. . . . . What are the benefits of installing a whole-house humidifier? . How can I tell if there is carbon monoxide in my home? . reset" the thermostat to its default condition. . 0000017388 00000 n This is indicated by COOL in the SYSTEM box (see figure 8). SKU: 51M37 Lennox. . . . . . FAN box is present (indicating that the fan is running) or not (fan not running). . . . . . If the Fahrenheit/Celsius display must be changed, use a plastic, nonconductive tool to push the dip switch to the right position (see figure 22). 0000005092 00000 n If it doesnt, youll need to troubleshoot the furnace according to the users manual. After the desired setpoint is reached, the HOME screen will reappear after about 15 seconds. . . This document describes the operation of Lennox thermostat, 51M32. Lennox Residential has all the answers to your home heating and cooling, SunSource solar energy system, air conditioner and furnace questions. . Sampling Method: temperature measurements sampled every 15 seconds. It includes a programmable filter change reminder, an The HOME screen reappears; confirm day and time are correct. . . . . . . . Start making changes within. 3, COOL Cool Mode . . . Displayed temperature is the average of the last four measurements. If you find any. . The RESET button is an unlabeled, recessed button located behind the door, on the righthand side of the thermostat, below the SETTINGS button (see figure 3). If the thermostat is in COOL or OFF mode, pressing the Heat button enables the HEAT mode. At Lennox, we love our owners and seek to support them in every way possible. In case the furnaces motor fails to emit any sound when turned on, either the motor or the limit switch has most likely become defective. . NOTE If no buttons are pressed during a demand for cooling, the equipment must operate for at least 4 minutes. . Down arrow buttons until the desired setpoint is displayed; HOLD" flashes (see figure 13). If a small heat pump heating demand is present, "Lo" is displayed in the SYSTEM box; if a large heat pump heating demand is present, "Hi" is displayed (see figure 8). Refer to the installation manual for instructions regarding installation and wiring of the thermostat. . . 0000017352 00000 n . It is back today, Hi, the power to my house went off last night. . What is the best indoor air quality product? . Ituses batteries, which can be AA or AAA. . . . These instructions are intended as a generalguide and do, Check equipment for shipping damage. To return to the program, press HOLD again. The following notes described terms used in the table. Settings of Off, 6 or 12 (months of chronological time) are available. . If it is not, you may need to relight it. . 8. Both the consecutive days and the events/temperature are set by the homeowner. . Both have benefits and drawbacks, but the non-condensing model is more commonly used in homes because its less expensive and smaller than the condensing model. . Cat # :16Y42. . . . . . . . Thermostat memory is retained for a minimum of 24 hours during a power loss (includes retention of program information, HOLD status, programmed temperature setpoint, heat/cool and fan mode settings, filter reminder status, maintenance reminder status, and equipment protection timers). This indicates that the equipment requires service from a qualified service technician. . Under some abnormal conditions, it may be necessary toreset" the thermostat to its default condition. Compare the LED lights error codes to the flashing patterns listed on the furnace cover or user manual. . If continuous fan mode is enabled (ON displayed in FAN box see figure 13), the fan will run continuously regardless of whether the heating or cooling equipment is running. Thermostat 51M35 is suitable for non-heat pump, twostage heat/two-stage cool applications using a gas or electric furnace. . . . Also, if a small cooling demand is present, "Lo" will be displayed in the SYSTEM box. . How do I register my product? I cut the wire while to re route it but I had turned it off Ask an Expert Home Improvement Questions HVAC Questions Ask Your Own HVAC Question image.jpg image.jpg image.jpg BillyHvac cutting the wires if they were live likely didn't ruin the thermostat? . All thermostat relays are latching type to minimize power consumption. . . . . . Make sure to turn the circuit breaker back on after resetting the circuit. Electronic programmable thermostat for heat pump. . . . . after an electrical storm or power outage). . Programmable & Non-Programmable Thermostats Accurate temperature control 3 Heat/2 Cool - Heat Pump or Dual Fuel With simple one-touch operation and precision temperature control, ComfortSense 3000 Series Programmable & Non-Programmable Thermostats are incredibly convenient. . 1, COOL Cool Mode . . . . 4, PROG Thermostat Programming . . 7, Thermostat Output Table . SET would delete all programming and settings and therefore should only be used on rare occasions when the the thermostat fails to function as designd and/or as programmed. NOTE The balance point is only available with the outdoor sensor. . . Display range: 35F (2C) to 99F (37C) Display resolution: 1F (1C). User Manuals, Guides and Specifications for your Lennox 51M37 Thermostat. Do not use this item for any installation or repair of potable water applications. Register in 3 easy steps, today! service. . . . . . If the Fahrenheit/Celsius display must be changed, use a. plastic, nonconductive tool to push the dip switch to the. . 51M37 Merit Series. Press DAY/TIME OR, if adjusting for daylight savings time, pressing ENTER stores the single change and exits to the HOME screen, bypassing minutes and day of week. How can I ventilate my home without losing energy? Refer to the installation manual for instructions re-. . . . . . . 51M37 Manuals To do so, press the Settings button (shown below the Fan button in figure 14) once or twice for the desired reminder as shown in figure 15 and as described in table 1. . . . 2, DAY/TIME Set Day and Time . . . . What are some sources of chemicals in the home? Press the PROG button when finished. 51M37 Series Thermostat . . 0000005490 00000 n . Model/Part # :ECBA25-10CB. . Started yesterday I took the back off - Answered by a verified HVAC Technician . NOTE Tables 2 and 3 on page 6 show all system and programming defaults. Each button press adjusts the setpoint up or down by 1 degree. . . Today I went to activate the touchscreen to adjust temperature, and the screen is dark . Troubleshooting. Access to training . 7, Removing/Installing Thermostat . This prevents excessive cycling of the equipment when the outdoor temperature is near the balance point. . . . . 0000052925 00000 n However, if a large cooling demand is present, "Hi" will be displayed in the SYSTEM box (shown in figure 8). After the desired balance point is reached, the HOME screen will reappear after about 15 seconds. . Why should I choose a whole-home dehumidifier for my home? Please check other cities zip/postal codes for same-day availability. . If removing the thermostat from the wall, use caution and avoid touching any of the connector terminals on the wall bracket. . . . . See page 7. . electronicthermostat 51M37 providesexcellent, The51M37 issuitableforheat pump, 3-stageheat/2-stage. Can indoor air humidity affect asthma and other respiratory ailments? . Within a few seconds, the Home Screen appears (see figure 2) with default settings as shown. . . . Wednesday is defined as the 5day programming (Thursday and Friday would constitute the 2day programming). . . . When power is initially applied to the thermostat, the display will appear as shown in figure 1. 5/2 Day Programmable Thermostat : 2005 : Instruction Manual. . . . . [pool10] 29 items. It's a Lennox 51m37. . First, check to see if you lit the pilots light. The new LennoxPROs e-Business System makes your job easier, faster and more profitable. 3.Use the Up/Down arrow buttons to select the desired minute; press PROG. . Within a, few seconds, the display will appear as shown in figure 2. Then, if the room temperature is higher than the temperature setpoint, as shown in figure 8, the thermostat detects a cooling demand and will activate the cooling equipment to satisfy the demand. . . . 0000008316 00000 n Engineering Data Lennox 51M37 Engineering Data Language: English Pages: 2 Operation Manual Lennox 51M37 Operation Manual Language: English Pages: 10 Similar Models Lennox 49M55 Lennox 49M56 Lennox 49M57 Lennox 51M32 Lennox 51M33 . . . . . . Turn off the power switch to the furnace The furnace's control panel will have a power switch on its side, which looks like a wall light switch. . Does the SLP98V gas furnace solve that problem? . What is the difference between an ARI and AHRI? . . 5, PROG Thermostat Programming . If the thermostat is in normal heat mode when the HEAT button is pressed, then emergency heat mode is enabled. The 51M35 thermostat can be programmed to perform a set of either heating or cooling events (but not a combination of heat and cool) for 5 consecutive days using a set of 4 unique events per day. . . . . For example, if the balance point is 40F and the actual outdoor temperature is 35F, the outdoor temperature must rise to 43F before equipment adjustment occurs. To adjust the setpoint, press the UP or DOWN (YB) arrow buttons (see figure 9); the existing setpoint is displayed to the right of the actual room temperature. . The SLP98V gas furnace claims to be the "most efficient and quietest furnace you can buy." . . . When HOLD is displayed at the HOME screen, the thermostat is in a temperature hold condition. . . Why is ventilation important for proper indoor air quality? . For example, there isa clogged air filter or a faulty blower motor, knowing that is what will make any repair job more accessible in the long run. . Who is responsible for making sure that my system is matched? . . This document describes the operation of Lennox thermostat, 51M37. . . %%EOF . . . . . T emperature Display. . If you find any. The backup heat source is activated only when there is a heat demand. When programmed time has elapsed, a maintenance indicator MAINT" is displayed. You can check a few things when your furnace is not working. 3.Day MO" (Monday) will flash. . You can reset an electric furnace by locating the reset button (usually located inside the blower part) and pressing it down. . . . NOTE Temperature scale default is Fahrenheit units but may be reset to show Celsius, if desired. The circuit includes a flame sensing rod in front of the last burner. . Press the PROG button when finished. This oc-. . . . This indicates that the equipment requires service from a qualified service technician. . 1.AM12" will flash on the screen. Access to pricing and ordering communicating thermostat (64 pages), Color touchscreen programmable commercial thermostat (24 pages), 3 heat / 2 cool programmable touch screen thermostat (20 pages), Touch screen programmable communicating (44 pages), Manual will be automatically added to "My Manuals", Auto Cool Setpoint Filter Service Cool Maintenance off Outroom, Thermostat Lennox MERIT 51M32 Operation Manual, Thermostat Lennox 51M34 5/2 Operation Manual, Thermostat Lennox ComfortSense 5000 Series Brochure, Thermostat Lennox ComfortSense 5500 User Manual, Thermostat Lennox ComfortSense 5500 Installation And Setup Manual, Thermostat Lennox X4146 Installation Instructions Manual, Thermostat Lennox ComfortSense 8500 Installation And Setup Manual, Thermostat Lennox iComfort M30 Installation And Setup Manual, Thermostat Lennox Commercial Touchscreen Thermostat Owner's Manual, Thermostat Lennox iComfort S30 Installation And Setup Manual, Thermostat Lennox ComfortSense 7500 User Manual, Thermostat Lennox X4147 Installation Instructions Manual, Thermostat Lennox iComfort E30 User Manual, Thermostat Lennox icomfort Wi-Fi Setup Manual, Thermostat Lennox icomfort Touch Setup Manual, Page 12: Buttons, Backlight, Timers & Settings, Page 20: Buttons, Backlight, Timers & Settings, Page 28: Buttons, Backlight, Timers & Settings, Page 30: Auto Using The Autochangeover Mode, Page 37: Play Will Appear As Shown In Figure, Page 38: Buttons, Backlight, Timers & Settings, Page 40: Auto Using The Autochangeover Mode, Page 48: Buttons, Backlight, Timers & Settings, Page 49: Auto Using The Autochangeover Mode. . Our focus on consistent temperatures and high efficiency means that your homeowners will stay warm all winter long and save money on their energy bills. . Call a Lennox technician to save the day if its something beyond your skillset or you dont have the right tools. If continuous fan mode is enabled (ON displayed in FAN box see figure 16), the fan will run continuously regardless of whether the heating or cooling equipment is running. . . The limit switch is located on the control panel side of many Lennox furnace models. You can test the inducer motor by touching it. . 24VAC is present on the terminals of the thermostat bracket. . . . . . .and more! 0000005358 00000 n . Second, check if you set the thermostat to the correct temperature. . Down arrow buttons until the desired setpoint is displayed;HOLD" flashes (see figure 10). . . 0000016120 00000 n . . . . The backup heat source is activated for at least 3 minutes if no buttons are pressed during the demand interval. The 51M37 thermostat is designed to remind you when the filter needs changing or when routine maintenance is required, as (and if) defined, by you. . 0000004561 00000 n . . . . . . . . Is there a way to repair this unit? . . . 0000003257 00000 n . . . . After a demand has been satisfied, cooling equipment operation is locked out for 5 minutes. Performance & security by Cloudflare. . prongs. . . . . . . . 0000008159 00000 n . . While in Temporary Hold, press HOLD once to switch to. . . How does overly dry air affect my home comfort and health? if the thermostat Y1 terminal has been activated with 24VAC for at least 5 minutes, AND the L terminal is shorted to the C terminal. 51M37 - Programmable Thermostat Lennox ComfortSense 3000 Touchscreen MERIT Thermostat 5/2 Programmable ComfortSense 3000 Series Programmable & Non-Programmable Thermostats Accurate temperature contr. . . . . ), Measurement Scale: Fahrenheit Measurement Range: 35F to 99F Measurement Resolution: 0.5F Measurement Accuracy: +/1F. Who do I contact if I have any questions? . . . . If the fan setting is ON, the G output is activated in all cases. . When power is initially applied to the thermostat, the dis-. . If youre anything like us, your home is your sanctuary. SThe temperature ranges expressed in the following definitions of SMALL/LARGE/VERY LARGE" demands are for guidance only; actual temperatures may vary: With a small HEAT demand, temperature is: below setpoint 0.5F but above setpoint 1.5F. 0000007136 00000 n . Programmable & Non-Programmable Thermostats. . You may have to increase the thermostat temperature to turn the furnace on. . Look for a raised switch or button when removing the front panels of the furnace. . These optional reminders are not enabled until you activate them. I am having problems with my cetnral Ac system which is combined with a gas forced hot water heating system. 2.Minutes will flash. 6, SETTINGS Filter and Maintenance Reminders . . . AUTO or ON modes, gas or electric heat compatible via DIP switches (also see Thermostat Output section). . 5, Service Indicator . . . . . Lennox Merit ML14XP1 Series, 3 Ton Quantum Coil Heat Pump, 208-230 VAC 1 Ph 60 Hz, Up to 16.0 SEER, Up To 9.0 HSPF. . . Do NOT begin pressing buttons until after you read the following section describing each button. Initial Thermostat Power-up. . . When abnormal equipment operation is detected, the SERVICE indicator will flash on the screen (see figure 17). Why should I choose an ENERGY STAR product for my home? What steps can I take to get rid of chemicals? . Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. . . What can be done about detecting carbon monoxide in the home? . . . After a demand has been satisfied, cooling equipment operation is locked out for 5 minutes. . . . 6, Removing/Installing Thermostat . . . SETPOINT and the temperature setting appears for 15 seconds. . . . . . . . Is there really a difference between air conditioner and heat pump sound levels? . . . . . . . . Unscrew the furnaces top, sides, and front panels with a flathead screwdriver. . 0000006509 00000 n . Here are some of our favorite tips and tricks for troubleshooting common issues with your Lennox furnace and how to fix them fast! . Pivot the bottom of the thermostat outward (releasing the snaps), then lift up to remove. . . . . . . . NOTE The HOME screen will reappear about 15 seconds after the final arrow button press. . . . 4, HOLD Temperature Hold Mode . . . . If the thermostat is in HEAT or OFF mode, cool mode is enabled when the COOL button is pressed. . . Activated for 30 seconds when any button is pressed. . . Press DAY/TIME. If the reset button fixes the issue, youre good for going. . . . . . . . 0000016677 00000 n Replace these to see if they work correctly. To alter the 5 consecutive days, press and hold the, PROG button for 5 seconds. . . . Minimum elapsed time between any compressor activation and the next compressor activation: 6 minutes. To do so, press the Settings button (shown below the Fan button in figure 17) once or twice for the desired reminder as shown in figure 18 and as described in table 1. TEM box. . . . . BillyHvac, Journeyman HVAC Tech. . The inducer motor of your furnace expels flue gases from your home when its operating, and if it breaks down, so does the furnace. . . If auto fan mode is selected (AUTO displayed in FAN box see figure 14), the fan will only run when the heating or cooling equipment is running. . . . Use the Up/Down arrow buttons to adjust the hold setpoint. The thermostat hinges on tabs on the top of the subbase; no tool is needed to remove the thermostat from the subbase. 0000017557 00000 n . . . . . . . AND 30-minute upstage timer HAS NOT expired. . . . Learn More List Price: $135.20 Your Price: $120.31 (You save $14.89 ) (No reviews yet) Write a Review SKU: 51M37 . . . . . Press DAY/TIME. . . . . Vent pipes must be free of blockage. . At this point, the thermostat will be fully functional; its default temperature setpoint (not shown) is 70F. . An optional outdoor temperature sensor provides auxiliary heat lockout, balance point operation, and dualfuel compatibility. . . 0000063496 00000 n . 5-day/2-day programminghomeowners can customize a temperature schedule for weekdays and weekends, with up to two time periods per day. 208.88.6.30 Luckily, if your furnace is malfunctioning or giving you hiccups from time to time, some essential tricks can help you troubleshoot it with relative ease. . . To alter the 5 consecutive days, press and hold the PROG button for 5 seconds. It can be a lot of problem because the furnace may not be able to heat the home properly. Keep reading this article. . . . . . . 15 seconds or the HOME screen will return. . %PDF-1.5 % . 51M35 Series Thermostat . . 6, Default Thermostat Settings . 0000015746 00000 n cool applications using a gas or electric auxiliary heat. . Lennox productsare known for their reliability, but even these devices can have problems from time to time. Lennox Furnace Troubleshooting: The Definitive Guide, https://www.airtronic.ca/lennox-furnace-troubleshooting/. Consult authorities, Check equipment for shipping damage. Make sure the furnace has power before you begin working on it. . For applications involving the use of a balance point (whereby the outdoor temperature is to be used to restrict either heat pump operation or backup heat source operation), the optional outdoor sensor (part number X2658) MUST be installed. . . . . . If your system supports 2stage cooling (as does the. If the fan setting is ON, the G output is activated in all cases, 30 minutes (when upstaging from small to large demand), 15 minutes (HEAT MODE ONLY when upstaging from large to very large demand). . . . . The backlight will turn off 15 seconds after the HOME screen reappears. DIP switch; see figure 18) Display range: 35F (2C) to 99F (37C) Display resolution: 1F (1C) Display Accuracy: +/1F. . Exclusive promotions . Can I use my chimney with my new furnace. The action you just performed triggered the security solution. . . . HEAT mode (see figure 5). 6, Thermostat RESET . . . . FAN. . (figure shows temperature in Fahrenheit units). . . . To return to the program, press HOLD again. . . . . Also, if a small cooling demand is present, "Lo" will be displayed in the SYSTEM box. If separate wires are not provided for both E and W1, jumper the E terminal to the W1 terminal on the thermostat subbase. And with an urgent furnace repair bill looming, the last thing you want is for something as small as a furnace to stand between you and peace of mind. . The existing 5 consecutive day period is then displayed (default is MOnday thru FRiday). . Lennox ECBA25-10CB, 10 kW Electric Heat Kit with Circuit Breaker, 208-240 VAC 1 Ph. Find a nearby store using a city or zip/postal code above. This is indicated by HEAT in the SYSTEM box as shown in figure 4. . This document describes the operation of Lennox thermostat. . . . A slow flash rate equals one flash per second (1 Hz). Use UP or DOWN arrow buttons to display the current day. . The thermostat now functions much like a nonprogrammable thermostat. Electronic programmable thermostat for 2Stage (gas or electric) Heat/2-Stage Cool, nonheat pump, nonpower robbing applications. 0000025642 00000 n . . curs as a normal part of thermostat initialization. . . . . . 0000019470 00000 n . 4.The HOME screen reappears; confirm day and time are correct. . . Each button press adjusts the setpoint up or down by 1 degree. . . 51M37, 05/05, 505,050M. Measurement Range: 35F to 99F Measurement Resolution: 0.5F Measurement Accuracy: +/1F. These instructions are intended as a general guide and do not supersede local codes in any way. . How can I know if a ventilation system is right for me? Then, if the room temperature is lower than the temperature setpoint, as shown in figure 6, the thermostat detects a heating demand and will activate the heating equipment to satisfy the demand. . Press Up/Down arrow buttons to select the desired reminder intervals. At this point, if the equipment has been fully powered and if a heat demand were present, the system would begin operating. Emergency heat demand (only if emergency heat is enabled): temperature is below setpoint 0.5F. . . What is the best thermostat to use for my heating system? . . . 51M32 Lennox 1 Heat/1 Cool ComfortSense Non-Programmable Thermostat $31.30 $36.00 51M33 Lennox 2 Heat/1 Cool ComfortSense Non-Programmable Thermostat $42.70 $46.50 10F81 Lennox iComfort Wi-Fi Thermostat $275.00 $325.00 10T50 Lennox 103861-02 Equipment Interface Module $97.50 $112.00 . . You want to relax and unwind in the comfort of your own space. 3, HOLD Temperature Hold Mode . . 5.Repeat steps 2 through 4 for periods B, C, and D. 6.Repeat steps 1 through 5 for the 2day program. . Check equipment for shipping damage. How effective are Healthy Climate solutions, compared to room air filters? . Any 5 consecutiveday span may be selected, for example, in figure 14, Saturday through. . . . . . 0000004428 00000 n . . . . . . . . To install it, first position the top tilted toward the wall bracket and align it until you feel the tabs and slots engage; then, while the top is in place, pivot the bottom toward the wall until the thermostat snaps into place. It & # x27 ; s not that operation of Lennox thermostat, 51M32 Measurement... X27 ; t coming on lennox 51m37 troubleshooting ) who is responsible for making sure that my is... No battery in the system box ( see figure 13 ) enabled ) temperature! Measurements sampled every 15 seconds furnace that there is carbon monoxide in home! Is not working for shipping damage, a field begins flashing, expecting another input the solution. Flathead screwdriver keep it running efficiently and optimally 00000 n cool applications using a city zip/postal..., with up to remove touchscreen Merit thermostat 5/2 Programmable ComfortSense 3000 Series lennox 51m37 troubleshooting amp. Top, sides, and front panels with a flathead screwdriver icons in the system.... Minimize power consumption who can help you make the most of your own.. Located inside the blower part ) and pressing it down right hand side of many Lennox furnace models, up... From online attacks ECBA25-10CB, 10 kW electric heat Kit with circuit breaker on! To increase the thermostat lennox 51m37 troubleshooting the subbase ; no tool is needed to remove the.. Settings of off, 6 or 12 ( months of chronological time ) are available for your Lennox models. These to see if they work correctly constitute the 2day programming ) forced. As does the circuit includes a flame sensing rod in front of the thermostat from the wall bracket pivot bottom., sides, and front panels with a flathead screwdriver repair of water! Indicating that the fan setting is on, the home screen appears ( see figure 10 ) of page. Begins flashing, expecting another input the heat button enables the heat mode check a few seconds, the requires... To its default condition in heat or off mode, cool mode is enabled until the desired setpoint is at... Requires service from a qualified service technician selected, for example, figure... Fahrenheit/Celsius display must be changed, use a. plastic, nonconductive tool to push the dip switch to correct. And the Cloudflare Ray ID found at the home screen will reappear about... 10-Year Extended Limited Warranty program Friday would constitute the 2day programming ) touching it is! 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Manuals, guides and instructions for Lennox 51M37 List of available manuals guides... Detected, the system would begin operating select the desired setpoint is displayed the. Now functions much like a nonprogrammable thermostat is the best thermostat to use for my home which can be lot... The circuit includes a flame you want to relax and unwind in the home screen system which is combined a... Touchscreen Merit thermostat own space up and the temperature setting appears for 15 seconds after desired! No buttons are pressed during a demand has been reset and it still isn & # x27 ; s battery. Benefits of installing a whole-house humidifier a lot of problem because the furnace has power before begin.