. garding installation and wiring of the thermostat. . Then, turn the furnace switch back on. . . . . . In either heat mode, when the actual temperature is lower than the temperature setpoint (as shown in figure 7), the thermostat detects a heating demand and activates the heating equipment to satisfy the demand. . 51M37 Series Thermostat . NOTE Heating equipment is activated for at least 3 minutes if no buttons are pressed during the demand interval. How do I know which humidifier is right for me? . . . 0000003152 00000 n . . . Displayed temperature is the average of the last four measurements. . . The backup heat source is activated for at least 3 minutes if no buttons are pressed during the demand interval. . . Also, if a small cooling demand is present, "Lo" will be displayed in the SYSTEM box. . In emergency heat mode, only the backup heat source provides heat the heat pump is disabled. Down arrow buttons until the desired setpoint is displayed; HOLD" flashes (see figure 13). . Programmable & Non-Programmable Thermostats. . . Use UP or DOWN arrow buttons to display the current day. . . Whose claim do I believe? if the thermostat Y1 terminal has been activated with. . . . . equipment maintenance reminder, and a system check. . . Use the Up/Down arrow buttons to select the desired minute; press PROG. . . Second, check if you set the thermostat to the correct temperature. Troubleshooting common issues you might encounter with your thermostat: Wi-Fi connection problem. . What are some of the harmful effects of ozone? service. Consult authorities, Check equipment for shipping damage. . With a large HEAT demand, temperature is: less than setpoint 1.5F. . Category 4 furnaces, also known as condensing furnaces, are the most efficient models. Does the SLP98V gas furnace work in a dual-fuel application? You can email the site owner to let them know you were blocked. play will appear as shown in figure 1. . . . 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. . . 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CurrentCopyrightYear Lennox International Inc. . . 0000005490 00000 n . . . 51M37 - Programmable Thermostat Lennox ComfortSense 3000 Touchscreen MERIT Thermostat 5/2 Programmable ComfortSense 3000 Series Programmable & Non-Programmable Thermostats Accurate temperature contr. When the RESET button is pressed, ALL settings revert back to the defaults, including the default program (see tables 2 and 3). 2.Use the Up/Down arrow buttons to select the desired hour; press PROG when the desired hour is reached. PLUG IN (Use Care To Avoid Bending Prongs. . . If the breaker is in the middle, move it to the off position. 3, COOL Cool Mode . Model/Part # :ECBA25-10CB. . . . If youre going to do your maintenance, the above guide is an excellent start since it can get you through most repairs. An optional outdoor temperature sensor provides auxiliary heat lockout, balance point operation, and dualfuel compatibility. . . . 0000029601 00000 n Register in 3 easy steps, today! . The 5 consecutive day period is then displayed (default is MOnday thru FRiday). Introduction. . . . . . If you find any. Lennox furnaces are the most reliable and efficient on the market. . . You can reset an electric furnace by locating the reset button (usually located inside the blower part) and pressing it down. . . . The Lennox Merit Series 5/2 day programmable electronic thermostat 51M37 provides excellent temperature control and a large, easy-to-read display. . . 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. . . 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. 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). . . indicator to notify the user when the equipment requires. . 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. . . . Can strong odors in my house cause health problems? The thermostat also includes a programmable filter change reminder and a system check indicator. . Note whether a fan icon in the. . . These instructions are intended as a general guide and do not supersede local codes in any way. This oc-, curs as a normal part of thermostat initialization. . . . . . . . 15 seconds or the HOME screen will return. curs as a normal part of thermostat initialization. . Brand: Lennox (1)-+ $139.16 each ADD TO CART. 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. Under some abnormal conditions, it may be necessary toreset" the thermostat to its default condition. . . . The default balance point setting is 55F. . 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. . . . Use the Up/Down arrow buttons to adjust the hold setpoint. 1F and 55F (17C to 13C). NOTE The balance point is only available with the outdoor sensor. Controls (51m32) . After either programmed interval has elapsed, the reminder will be displayed as shown in figure 19. AND 30-minute upstage timer HAS NOT expired. . 0000065723 00000 n . The thermostat must be in the HEAT mode to control the heating equipment. . . 0000017352 00000 n . . You can test the inducer motor by touching it. . FAN. . . It's not controlled by thermostat. . . . . . . . . FAN box is present (indicating that the fan is running) or not (fan not running). . . . . Follow these steps to reset your Lennox furnace: 1. What are some sources of chemicals in the home? . The balance point feature allows the measured outdoor temperature to govern operation of the heat pump and backup heat source. . This is indicated by COOL in the SYSTEM box (see figure 9). . 0000023715 00000 n . . . This is normal and will no longer occur after the electrical disturbance has passed. Figure 12 gives an example of how the two sets of programs can be set for a normal workweek and weekend. 0000003631 00000 n . . SBBP: outdoor temperature is below balance point, SABP: outdoor temperature is above balance point, SIn all cases, the state of the B terminal is opposite that of the O terminal, SData are tabulated for AUTO fan setting. To replace 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. . . . . Who do I contact if I have any questions? . This means that the temperature program data is ignored and the thermostat functions much like a nonprogrammable thermostat. . Permanent Hold (HOLD displays solid; PROG not displayed); press HOLD again to return to the program (PROG displays; HOLD not displayed). Set the thermostat to cool mode to control the cooling equipment. . . . . . To alter the 5 consecutive days, press and hold the, PROG button for 5 seconds. . . Thermostats are devices that control the temperature of the furnace. . . Compare the LED lights error codes to the flashing patterns listed on the furnace cover or user manual. 0000008239 00000 n . . Minutes will flash. . . . Lennox ECBA25-10CB, 10 kW Electric Heat Kit with Circuit Breaker, 208-240 VAC 1 Ph. . . . . 0000003764 00000 n This is normally controlled by applying 120V AC power to it from the air handler. 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. . . . . . . Lennox productsare known for their reliability, but even these devices can have problems from time to time. . Keep reading this article. . . At any time the program is running, from the HOME screen, set a temporary 2-hour hold by pressing the Up/. 0000003898 00000 n 1, Introduction . . . . . . . . . . . . . You can check a few things when your furnace is not working. . . . . . 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. . . . . All thermostat relays are latching type to minimize power consumption. . . Not a member? Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. What are the benefits of installing a whole-house humidifier? . . <<92dbde9128222e4fa41ff73e88402f63>]>> . . . . . . No store found for that zipcode and search radius. . 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 . . . . Be careful when touching the motor, as it can become overheated and burn your fingers. . Chances are regular furnace maintenance is critical in avoiding these issues. . Thermostats are one of the problems we may encounter in gas furnaces that may hinder their operation. . If the thermostat is in cool mode, pressing the Cool button disables COOL mode (indicated by OFF in the SYSTEM box see figure 10). . Use the Up/Down arrow buttons to adjust the hold setpoint. . . . . . 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. . The Lennox Merit Series 5/2 day programmable electronic thermostat 51M35 provides excellent temperature control and a large, easy-to-read display. . any latin characters (a-z, A-Z) any numbers (0-9) special characters ("-", "_" and "."). 2, DAY/TIME Set Day and Time . . The system check indicator will notify the user of the need for equipment service. 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). . Ituses batteries, which can be AA or AAA. Both the minimum compressor OFF timer and the minimum equipment cycle timer can be overridden by pressing and holding either the HEAT or COOL button down for 4 seconds. Guide and do not supersede local codes in any way who do I contact I. Instructions are intended as a general guide and do not supersede local codes in any way the screen. Be necessary toreset '' the thermostat to the correct temperature less than setpoint 1.5F '' the thermostat Y1 terminal been! Heat Kit with Circuit breaker, 208-240 VAC 1 Ph in figure 19 as... Includes a Programmable filter change reminder and a SYSTEM check indicator will the... 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