. . Any 5 consecutiveday span may be selected, for example, in figure 11, Saturday through Wednesday is defined as the 5day programming (Thursday and Friday would constitute the 2day programming). . FAN. . Category: HVAC. . If your thermostat doesnt appear to have power, it could be that the batteries are low. . 5.Repeat steps 2 through 4 for periods B, C, and D. 6.Repeat steps 1 through 5 for the 2day program. At the change of seasons, or to accomodate abnormal seasonal temperature swings, you must manually select to the opposite conditioning (Heat or Cool) program. . NOTE All protection timers (except the compressor OFF timer) can be overridden if a heating or cooling demand is initiated or terminated using the UP, DOWN, HEAT, or, Thermal-mechanical switch opens W1 and W2 at. 747 0 obj<> endobj . Lennox furnaces are the most reliable and efficient on the market. . . After 24 hours of power loss, programmed settings will be lost and replaced with default settings. . .and more! . . . Does the SLP98V gas furnace solve that problem? Use the Up/Down arrow buttons to display the minutes past the hour. . . . . How does overly dry air affect my home comfort and health? . . . . . . 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. . . . The remaining 2 days can then be set for a different set of 4 unique events per day. . . . Under some abnormal conditions, it may be necessary to. . . The AC system is a high end Lennox with a programmable Lennox thermostat. . . . 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). 0000016677 00000 n . 0000017388 00000 n . . . . . An optional outdoor temperature sensor provides auxiliary heat lockout, balance point operation, and dualfuel compatibility. . Day selections are abbreviated as MO , TU", WE", TH", FR", SA", and SU". . To program events and temperatures, perform the following steps, once with Cool selected and once with Heat selected. . 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. . 0000023413 00000 n At any time the program is running, from the HOME screen, set a permanent hold (program override) by pressing the HOLD button (see figure 9). Use the SETTINGS button to access the balance point setting. The thermostat also includes a programmable, filter change reminder and a system check indicator. It is back today, Hi, the power to my house went off last night. . . If your system supports 3stage heating (as does the 51M37 thermostat), you may notice various heating levels being delivered during a demand. Start making changes within. . . These instructions are intended as a general guide and do not supersede local codes in any way. . . 0 . . . 1.Press and release PROG. . . Easy integrationworks with advanced heating and cooling systems to properly regulate temperature inside the home. . NOTE During an electrical storm or similar disturbance, the backlight may activate for a few seconds. . . . . . . 4, PROG Thermostat Programming . . . . . (indicated by HEAT in the SYSTEM box see figure 4). . Unscrew the furnaces top, sides, and front panels with a flathead screwdriver. Settings of Off, 1, 3, 6 or 12 (months of fan run time) are available. Refer to the installation manual for instructions re-. . . . . . . 208.88.6.30 Reactivate the furnace by pressing and releasing the reset button. . . . . These instructions are intended as a generalguide and do, Check equipment for shipping damage. . . Press DAY/TIME. Thermal-mechanical switch opens W1, Y1, Y2, and E at. . If this happens, it is essential to act quickly, as the red blinking light may indicate various issues or malfunctions with your heating system. What is the difference between R-22 and R-410A refrigerants? . . . Use a paper clip or small pencil to press the RESET button; ALL thermostat settings will be reset to the defaults listed in the Default Thermostat Settings section. Also when I snapped the new one in will everything just start up image.jpg . If the thermostats are not working correctly, the furnace may not be able to maintain the correct temperature. . . A pale blue display backlight illuminates for 30 seconds each time any button is pressed. . The main breakers have been Reset and it still isn't coming on. . If removing the thermostat from the wall, use caution and avoid touching any of the connector terminals on the wall bracket. Thermostat 51M35 is suitable for non-heat pump, twostage heat/two-stage cool applications using a gas or electric furnace. . . . . See page 7. In this case, you may need to check the circuit breaker or the fuse box. . . . . . The thermostat must be in the HEAT mode to control the heating equipment. A slow flash rate equals one flash per second (1 Hz). . 0000004561 00000 n . . . . . In this way, you can stop this problem from occurring. . 0000006298 00000 n . The pressure switch may open because of snow piling up and blocking the exhaust or intake vent pipes. . 0000005756 00000 n . . When PROG or DAY/TIME is pressed, a field begins flashing, expecting another input. 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. . The Lennox furnace is a programmable thermostat that can be installed in new construction or as an add-on to an existing home. . 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. . 0000020076 00000 n . damage, immediately contact the last carrier. . Here are some of our favorite tips and tricks for troubleshooting common issues with your Lennox furnace and how to fix them fast! . . . Cat # :16H26. . . Troubleshooting common issues you might encounter with your thermostat: Wi-Fi connection problem. . 7, Service Indicator . . . . Lennox Furnace Troubleshooting: The Definitive Guide, https://www.airtronic.ca/lennox-furnace-troubleshooting/. Day selections are abbreviated as MO , TU", WE", TH", FR", SA", and SU". . . . . . . . If the furnace isnt working, you may have to reset it. . Use the Up/Down arrow buttons to adjust the hold setpoint. . Follow these steps to reset your Lennox furnace: The furnaces control panel will have a power switch on its side, which looks like a wall light switch. Why should I choose a whole-home dehumidifier for my home? Both the consecutive days and the events/temperature are set by the homeowner. . . 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. Figure 12 gives an example of how the two sets of programs can be set for a normal workweek and weekend. . . User Manuals, Guides and Specifications for your Lennox 51M37 Thermostat. . . . . . CurrentCopyrightYear Lennox International Inc. You should change your furnace filters every two to three months. Register in 3 easy steps, today! Reset. . . . Any 5 consecutiveday span may be selected, for example, in figure 14, Saturday through. 5, Service Indicator . . . 5, PROG Thermostat Programming . 7, Removing/Installing Thermostat . . . . . In the 5day bar graph, note how programs A and C reflect the desired warmth while the home IS occupied (72); B allows less heating while the home is NOT occupied; D reflects a cool sleeping temperature. . Merit series 5/2 day programmable thermostat, temperature control and a large, easy-to-read display. . . Why is proper air circulation important in the home? . . . . Home Comfort. . . . . Press DAY/TIME. . . . . . . . . . 0000017352 00000 n Can indoor air humidity affect asthma and other respiratory ailments? . . . . 51M37. . . . . . . Access to training Display Scale: Fahrenheit or Celsius user selectable (via. The balance point can be set at any temperature between. . . First, check to see if you lit the pilots light. . . Press DAY/TIME. Lennox 51M37 Operation manual (54 pages) 0000020247 00000 n . . . . . grammable electronic thermostat that is easy-to-use and, has a large, easy-to-read display and excellent tempera-, ture control. . . . . PLUG IN (Use Care To Avoid Bending Prongs. . When an Arrow, HOLD, HEAT, or COOL button is pressed. . When power is initially applied to the thermostat, the dis-. If the fan setting is ON, the G output is activated in all cases. Access to pricing and ordering . . 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 . Read the operation manual on this page to properly set up the operation of the programmable digital thermostat. 1 LENNOX CATALOG # BRAND DESCRIPTION LOCK IT PRICE (U.S.) LOCK IT PRICE (CAN.) If you find any damage, immediately contact the last carrier. . Register in 3 easy steps, today! . . . . . While in Temporary Hold, press HOLD once to switch to. . Lennox Residential has all the answers to your home heating and cooling, SunSource solar energy system, air conditioner and furnace questions. Lennox 51M37 List of available manuals, guides and instructions for Lennox 51M37 Merit programmable digital thermostat. . Within a, few seconds, the display will appear as shown in figure 2. . . . . . 0000027124 00000 n This oc-. . . . How does that compare to a whole-home humidifier? No store found for that zipcode and search radius. . Introduction. . . Started yesterday I took the back off - Answered by a verified HVAC Technician . . Measurement Range: 35F to 99F Measurement Resolution: 0.5F Measurement Accuracy: +/1F. . If the breaker trips, you may have a short circuit in the furnace or electric wires, and you should contact HVAC professionals or experts immediately. The 51M37 is suitable for heat pump, 3-stage heat/2-stage cool applications using a gas or electric auxiliary heat source. This document describes the operation of Lennox thermostat, 51M32. . . . . . . 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. . . When your furnace blinks red repeatedly, you know something is wrong. . . . Brand: Lennox SKU: 51M37 ( 1) Q&A: ( 0) - + $113.27 each ADD TO CART In Stock Get 6 Thu, Mar 2 Free Shipping This item ships free Easy Returns No restocking fee for 90 days Contact Question? . You can check a few things when your furnace is not working. Default thermostat settings are shown in table 2 and the default program is shown in table 3. . 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. 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