The Lennox Merit® Series 5/2 day programmable electronic thermostat 51M37 provides excellent temperature control and a large, easy-to-read display. . . At this point, the thermostat will be fully functional; its default temperature setpoint (not shown) is 70°F. 4, PROG − Thermostat Programming . The backlight will turn off 15 seconds after the HOME screen reappears. . . Add to ... Manuals (1) User Guide. Looking for more information about your Lennox product? Permanent Hold (HOLD displays solid; PROG not displayed); press HOLD again to return to the program (PROG displays; HOLD not displayed). Default thermostat settings are shown in table 2 and the default program is shown in table 3. . 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. . . . . . 7, Default Thermostat Settings . This is indicated by OFF in the SYSTEM box as shown in figure 6. . . . . 6, Technical Specifications . Litho U.S.A. . . If another cooling demand occurs during this 5−minute interval, COOL" and the snowflakes will flash; however, the cooling equipment will not operate until the 5−minute delay has elapsed. Monday – Thursday 8am–7:45pm PST Friday 9am–7:45pm PST Call. . . Use the FAN button to select either continuous fan mode or auto fan mode. If the thermostat is in heat mode, pressing the Heat button enables EMG. . . . . . After about 1 minute of initialization time, the actual room temperature will be displayed. 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. . . . EMBED. . . . COOL. . . . Lennox 51M34. . . To adjust the setpoint, press the UP or DOWN (YB) arrow buttons (see figure 12); the existing setpoint is displayed to the right of the actual room temperature. Use Up/Down arrow buttons to display the current day. . … This occurs as a normal part of thermostat initialization. Refer to the installation manual for instructions re-garding installation and wiring of the thermostat. . . 5, PROG − Thermostat Programming . Lennox International Inc. 51M37 - page 1. . . HEAT. The RESET button is an unlabeled, recessed button located behind the door, on the right−hand side of the thermostat, below the SETTINGS button (see figure 3). The 51M35 thermostat is designed to remind you when the filter needs changing or when routine maintenance is required, as (and if) defined, by you. . . . . . . Check equipment for shipping damage. . . When the RESET button is pressed, ALL settings revert back to the defaults, including the default program (see tables 2 and 3). . 10. After 24 hours of power loss, programmed settings will be lost and replaced with default settings. . With a small COOL demand, temperature is: above setpoint +0.5F but below setpoint +1.5F, With a large COOL demand, temperature is: above setpoint +1.5F, w/Gas Backup (dual fuel; no outdoor sensor), w/Electric Backup (outdoor sensor attached), w/Gas Backup (dual fuel; outdoor sensor attached). Refer to the installation manual for instructions regarding installation and wiring of the thermostat. 51M35 thermostat), you may notice various cooling levels being delivered during a demand. . Related manuals: Whirlpool AQSF 109 (EU) Instruction for Use. . . . . . . . Both the minimum compressor OFF timer and the minimum equipment cycle timer can be over−ridden by pressing and holding either the HEAT or COOL button down for 4 seconds. . . 7, Removing/Installing Thermostat . . . Minimum furnace cycle time (elapsed time between any furnace activation and the next furnace activation): 6 minutes. Press Up/Down arrow buttons to select the desired reminder intervals. . . . To return to the program, press HOLD again. View and Download Lennox 51M34 5/2 operation manual online. Stages: 2 Heat/1 Cool (Heat Pump) Programmability: Non-Programmable × Questions? . Minimum elapsed time between any compressor activation and the next compressor activation: 6 minutes. . . . . . . If the optional outdoor sensor (X2658) is connected to the thermostat, balance point adjustment is available. . When HOLD is displayed at the HOME screen, the thermostat is in a temperature hold condition. . Lennox Thermostat Troubleshooting. . . . . 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. . . . . . . 6, Thermostat RESET . 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). 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. For example, if the balance point is 40°F and the actual outdoor temperature is 35°F, the outdoor temperature must rise to 43°F before equipment adjustment occurs. . . . . . . . . . The thermostat now functions much like a non−programmable thermostat. . . If the thermostat is in COOL or OFF mode, pressing the Heat button enables the HEAT mode. . . . . Check equipment for shipping damage. This completes day and time setting. . The 2−day bar graph would support day−long occupancy and, because the first program begins later, a less−demanding time schedule. If separate wires are not provided for both E and W1, jumper the E terminal to the W1 terminal on the thermostat subbase. Lennox 51M38. Lennox 51M34. . . MO TU WE TH FR SA SU. . . When power is initially applied to the thermostat, the dis-play will appear as shown in figure 1. Dave Lennox Signature Collection, Upflow Oil Fired Forced Air Furnace, 80% AFUE, 141K Btuh, 5 Ton Blower, Variable Speed, 2,000 CFM, SLO185UF124/141V60 . . . . 6, SETTINGS − Balance Point . Products. 4.Use the Up/Down arrow buttons to select the desired temperature setpoint; press PROG. . Merit 51M37 thermostat pdf manual download. ( AM" or PM" must correspond to time of day.) NOTE − If no buttons are pressed during a demand for cooling, the equipment must operate for at least 4 minutes. . To adjust the balance point up or down, press the Up/Down arrow buttons to the right of the display screen. . . This document describes the operation of Lennox thermostat. . This overrides the program for 2 hours from the last button press, then returns to the program. At this point, if the equipment has been fully powered and if a heat demand were present, the system would begin operating. . . . Aktuality; Brněnská metropolitní oblast; Co je to ITI? . . . . . The default temperature setpoint in Hold mode is 70°F. . . Closed Now: Phone Hours. . . Consult authorities having jurisdiction before installation. . . . . An optional outdoor temperature sensor provides auxiliary heat lockout, balance point operation, and dual−fuel compatibility. Thermostat 51M35 is suitable for non-heat pump, twostage heat/two-stage cool applications using a gas or electric furnace. . 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. . . . . . . . . . . Residual mineral oil can act as an insulator, preventing proper heat transfer. (indicated by HEAT in the SYSTEM box − see figure 4). . This indicates that the equipment requires service from a qualified service technician. . . . . . HEAT mode (see figure 5). 15 seconds or the HOME screen will return. . . . . . . – any latin characters (a-z, A-Z)– any numbers (0-9)– special characters ("-", "_" and "."). . . . . Find Lennox Commercial HVAC product service manuals, installation guides, engineering handbooks, application and design guidelines. . . . 2.Minutes will flash. . . . . Use the Up/Down arrow buttons to select the desired temperature setpoint; press PROG. . Press DAY/TIME. … . . . . . Start making changes within. Check engineering data to set the appropriate programmable digital thermostat settings. . . . ©2015 Lennox Industries Inc. Dallas, Texas, USA iComfort Wi-Fi® Web and Mobile Apps iComfort Wi-Fi® Thermostat THIS MANUAL MUST BE LEFT WITH THE HOMEOWNER FOR FUTURE REFERENCE NOTICE Use this thermostat only as described in this manual. . . . . . . . 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). . . 3.Day MO" (Monday) will flash. Electronic programmable thermostat for heat pump. Do NOT begin pressing buttons until after you read the following section describing each button. . . . . Sampling Method: temperature measurements sampled every 15 seconds. Steps vary per model, sometimes even models of the same series. SETPOINT and the temperature setting appears for 15 seconds. . If your system supports 2−stage cooling (as does the. Such a RESET 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. Lennox 51M37 Manuals & User Guides. . . Both the consecutive days and the events/temperature are set by the homeowner. . Refer to the installation manual for instructions re-. . . 51M35 Terminal Designations After the desired balance point is reached, the HOME screen will reappear after about 15 seconds. View online or download Lennox Merit 51M37 Operation Manual . . Heating & Cooling. . Day selections are abbreviated as MO , TU", WE", TH", FR", SA", and SU". . ter (POE) oils are used in Lennox units charged with HFC-410A refrigerant. The RESET button can be used to recover from this situation. Click here to view replacements. Each button press adjusts the setpoint up or down by 1 degree. . . After either programmed interval has elapsed, the reminder will be displayed as shown in figure 16. Similar Models. Day selections are abbreviated as MO , TU", WE", TH", FR", SA", and SU". . The thermostat hinges on tabs on the top of the subbase; no tool is needed to remove the thermostat from the subbase. . mine has a wiring diagram on it that helped me make sure that I had Hopefully between the Honeywell manual and the Lennox manual, you can the Lennox 51M32 (non-heat pump compatible) and the Lennox 51M lennox model 51m33 manual lennox 51m32 not working lennox 51m32 wiring diagram lennox 51m37 installation manual 51m33 lennox … The 5 consecutive day period is then displayed (default is MOnday thru FRiday). . Use the Up/Down arrow buttons to adjust the hold setpoint. . . . 51M37. . . Press the Up/Down arrows buttons to change the hour. . This oc-. When the actual temperature drops below the temperature setpoint, the snowflake icons will disappear. NOTE − The HOME screen will reappear about 15 seconds after the final arrow button press. . Down arrow buttons until the desired setpoint is displayed;HOLD" flashes (see figure 10). Also, if a small cooling demand is present, "Lo" will be displayed in the SYSTEM box. . After a demand has been satisfied, cooling equipment operation is locked out for 5 minutes. OFF. . communicating thermostat (64 pages), Color touchscreen programmable thermostat (53 pages), Touchscreen programmable communicating thermostat (48 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 7500 User Manual, Thermostat Lennox ComfortSense 7000 series Homeowner's Manual, Thermostat Lennox SignatureStat 81M26 Programming And Application Manual, Thermostat Lennox ComfortSense 8500 Series Installation And Setup Manual, Thermostat Lennox SignatureStat 81M26 User Manual, Thermostat Lennox icomfort Wi-Fi Setup Manual, Thermostat Lennox ComfortSense L3532H Operation Manual, Thermostat Lennox iComfort S30 Installation And Setup Manual, Thermostat Lennox ComfortSense 7500 Installation And Setup Manual, Thermostat Lennox iComfort Wi-Fi Installer's System 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. . . . . To change from continuous to auto fan mode (or vice versa), press the FAN button. 51M37 Lennox_Merit_Programmable_Thermostats_Manual 51M37 to the manual 4fdca238-6d93-4315-8ad7-2b546dbea6a8 . The thermostat must be in either normal or emergency heat mode in order to properly control the heating equipment. . If the Fahrenheit/Celsius display must be changed, use a plastic, non−conductive tool to push the dip switch to the right position (see figure 18). I8:88. . 24VAC is present on the terminals of the thermostat bracket. If the thermostat is in heat mode, pressing the Heat button disables HEAT mode (indicated by OFF in the SYSTEM box − see figure 5). The remaining 2 days can then be set for a different set of 4 unique events per day. . . 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. Press DAY/TIME. Conversely, if the balance point is 40°F and the actual outdoor temperature is 45°F, the outdoor temperature must drop to 37°F before equipment adjustment occurs. . Emergency heat demand (only if emergency heat is enabled): temperature is below setpoint –0.5F. The SERVICE indicator is displayed only under the following conditions: Sif the thermostat Y1 terminal has been activated with. . of 54 05/05 505,050M *2P0505* ... 51M37. . . . . after an electrical storm or power outage). Use the Up/Down arrow buttons to select the desired minute; press PROG. . TEM box. . . 88. . . . . . . . . . . . 51M37, 05/05, 505,050M. Lennox Thermostats Troubleshooting. . . Consult authorities, Check equipment for shipping damage. . . . In normal heat mode, both the heat pump and the backup heat source are used to provide heat. . The temperature setpoint represents the desired temperature of the space around the thermostat. . . . Lennox Thermostat Troubleshooting. . These optional reminders are not enabled until you activate them. . Consult authorities having jurisdiction before installation. 1, Initial Thermostat Power-up . 51M37. To program events and temperatures, perform the following steps, once with Cool selected and once with Heat selected. Press DAY/TIME. This document describes the operation of Lennox thermostat 51M35. 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. 51M35 Terminal Designations If desired, start making changes within 15 seconds or the HOME screen will return. . Cat # : 51M37 | Model/Part # : L3532H This item has replacements. . . . A balance point setting of zero disables the balance point function (in this case, the thermostat behaves as if no outdoor sensor is attached). . . . Also, if a small cooling demand is present, "Lo" will be displayed in the SYSTEM box. . . . 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. . … Displayed temperature is the average of the last four measurements. . . . The backup heat source is activated only when there is a heat demand. . . . curs as a normal part of thermostat initialization. . . . . . . . EMBED (for wordpress.com hosted blogs and archive.org item
tags) Want more? . 4, HOLD − Temperature Hold Mode . . . . . . . . . . . 3.Day MO" (Monday) will flash. . 7, Thermostat Output Table . . . 17 Cum se deruleazã un program de spãlare RO NOTÃ: la prima folosire a ma&or... SPA1330 05 Philips Multimedia … Refer to the installation manual for instructions re-garding installation and wiring of the thermostat. Setting range: 50°F (10°C) to 90°F (32°C) Setting resolution: 1°F (1°C), Smart Setback Recovery (via DIP switch #6).
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