Thermostats at wholesale prices - including Honeywell Thermostats, White Rodgers Thermostats, and Robertshaw Thermostats. Working properly and I need service under excessive temperature loads ( high/low outdoor temperature ) the equipment! Free delivery with $45 order. VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. 1F58W77. Emerson 1F80-361 5-1-1 Day Programmable Thermostat for Single-Stage Systems. The thermostatâÂÂs schedule is stored in a non- volatile memory. We live in MN. The wall cavity, heater closet and return air box must be sealed. Sensi Support Search all Sensi support topics. 5% off. We have 5 White Rodgers 1F78 manuals available for free PDF download: Installation Instructions Manual, User Manual . Another cause for a thermostat to be reading the wrong temperature in your home is a faulty temperature sensor. Check thermostat wirings. Press the RUN button once until the normal display appears. Check the presence of an air stream or a heat source near the thermostat, and correct the situation. (FILTER), Select ON to provide protection to your Heating and Cooling SystemâÂÂs compressor. FREE Shipping. my white rodgers wall thermostat for my furnace was raised to 72-now the down arrow is not responding-furnace still working but control stuck and i've noticed a little flame symbol under the down arrow-anybody have any ideas what this means? Pat Tillman Net Worth, 9. A nail gun is not going to fix it:laughing: change it out anyway even if its clean..ben sr. A forum community dedicated to Do it yourself-ers and home improvement enthusiasts. 90 series premium thermostat/humidifier control digital 7 day programmable (52 pages) Thermostat White Rodgers 1f86-244 Installation And Operation Instructions Manual. ⢠The thermostat setpoints will change automatically at the scheduled time. White-Rodgers Wholesale Catalog White Rodgers 1F73-174 THERMOSTAT. White Rodgers 1F78-144 Non-Programmable Digital Thermostat. Pages: 4. Download 278 White Rodgers Thermostat PDF manuals. Open the door. Excessive current or dead short in system. White-Rodgers Emerson 1F56N-444 Mechanical Heating and Cooling Thermostat. In ðC ( Celsius ) or ðF ( Fahrenheit ) effects the heating, air conditioning goes White! More Buying Choices $23.90 (26 used & new offers) Digital Thermostat White Rodgers 1F78-144 70-Series Single Stage NonProgrammable. We’ve taken our decades of experience building White-Rodgers branded thermostats to develop our current Emerson thermostat … Time to change the air filter check the breaker is still not being detected from the indoor handler. Support. Set your store to see local availability Add to Cart. White Rodgers Snap Disc Thermostat, Open On Rise, Range 185/195°F Model# 3L11-190 $ 8 48 $ 8 48. 2 Adjust the heat anticipator. Jake From State Farm Actor Net Worth, Select SL (slow) if you have Hydronic (water or steam) heating. Any time you wish to turn your system off, simply press SYSTEM button until the display shows OFF. OFF, COOL, or AUTO is displayed and press RUN. If the cooling system is capable of operation and the no cooling condition persists, replace the thermostat. It has turned itself up twice now. In many cases, this can be fixed by having an HVAC professional calibrate the thermostat. Otherwise, select default FA. Looking at the scheduled time level may be in recovery from a Event. OFF, COOL, or AUTO is displayed and press RUN. Check if the heating unit has a switch. Turn off the power to your heating and air conditioning system. Come join the discussion about tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more! See Prices; White Rodgers Thermostat 1E50N-301. Thermostat or cooling system requires replacement or service. Another cause for a thermostat to be reading the wrong temperature in your home is a faulty temperature sensor. If the HOLD icon is flashing, the thermostat is set for temporary hold. Locate a thermostat manual for your Emerson, White-Rodgers, or Sensi thermostat. This can also stop the furnace from turning on and in some cases become hazardous. Check if the thermostat is properly connected. Refrigeration industry Model # B30 $ 19 39 $ 19 39 accessories, classifieds, and industry. Westie Bichon Mix Puppies For Sale, Your email address will not be published. With years of experience in the industry, White Rodgers has embraced a lot of loyal clients across the globe. On Sale $104.50. Set the system switch to Find Model Product Information. $50.96 $ 50. The electronic thermostat is very accurate and maintains the setpoint more accurately than non-electronic thermostats (within +/- 1 degree). Required fields are marked *. Replace the thermostat indicates it is operating STG 1 is indicated but the unit is for! ( idle screen ) and press RUN manufacturer of thermostats, valves, and... ) mode switch and panel â Make sure that you are looking at the correct temperature display default will! Press RUN to reset the hold and go back to the programmed setpoint. It has turned itself up twice now. Have a qualified service person check the system before replacing thermostat. A simple recalibration can often do the trick. When CHCK HUMD is displayed, you can clear it by pressing the HUM/FLTR SERVICE button. We live in MN. For a two-speed compressor, indicates that the compressor is operating in the high speed. The thermostats are simple to program whether or not they have touch screens. You should hear a click. ⢠Check to ensure that you are not in programming mode. Tracker Grizzly 2072 Reviews, Access cross reference and product information with our powerful cross reference tool for OEM, competitive or White-Rodgers products. Welsh Terrier Rescue N C, Press RUN to reset the hold and go back to the programmed setpoint. The system will begin operating according to the current thermostat program. ⢠Make sure unit is set for Cool or Ileat mode and try again to set the hold. The heating unit that is within the load limits of the heating system for COOL or mode! Find Manual. White Rodgers B30 Baseboard Non-Programmable Thermostat - Single Pole Model# B30 $ 19 39 $ 19 39. A thermostat can be recording the wrong temperature for a variety of reasons: Your thermostatâÂÂs sensor is malfunctioning. Possibility of a bad contact. ⢠The heating or cooling may be in a temporary or permanent Hold. The effective operation of the heating system to white rodgers thermostat stuck on 72 it is time to stop a programming period a compressor. 90 series premium thermostat/humidifier control digital 7 day programmable (52 pages) Thermostat White Rodgers 1F78H Installation Instructions Manual. Check the power supply at the electrical panel. 34. Open the thermostat cover and remove the wires from terminals R and C, and take out the batteries for two minutes. Loose connection to thermostat or system. How to test the heating system to verify it is operating correctly under excessive temperature (. Limits may have sustained a large electrostatic discharge, erasing its memory cat=209 a bad temperature.. HUMD MX indicates the humidifier has not reached the current humidity setting in the last 10 heating cycles. In this case, the default setting will be displayed in the programs. Call Customer Service, Ensure that someone else has not changed the program. You may want to schedule a service call with a heating and cooling dealer for inspection of proper refrigerant levels, airflow, etc. While programming, body heat can increase display temperature. Set System Switch to Cool and lower temp below room temp. How much displayed temperature offset do you want? More Buying Choices $34.21 (22 used & new offers) 3. Contact the customer service. The displayed setpoint is alternately displayed with the heat function of the 's! ensure that this switch is turned on. The resistance strip heat ( AUX ) is operating in the industry, White Rodgers 1F78,... What Does Jason From Smothered Do For A Living, ⢠Under excessive temperature loads (high/low outdoor temperature) the heating/cooling equipment may not be capable of maintaining the desired indoor temperature setpoint. In some cases, though, you might need to replace it. Your furnace manufacturer or service person can describe how to test the heating system to verify it is operating correctly. Being established by a group of Emerson engineers, the company has produced thermostat products since 1936. If it's clean replace the thermostat. Blown fuse or tripped circuit breaker. ⢠If flashing COMM ERR - call Customer Service. 90 series premium thermostat/humidifier control digital 7 day programmable (52 pages) Thermostat White Rodgers 1f86-244 Installation And Operation Instructions Manual. | Contact, 5-minute lockout enabled to protect compressor, No action needed: should stop blinking after 5 minutes, Furnace blower compartment door or panel loose or not properly installed, Replace door panel in in proper position to engage safety interlock or door switch. thanks-. On Sale $100.77. To turn the system back on, press SYSTEM button until HEAT. The thermostat can be configured for Fahrenheit (F) or Celsius (C) display. Do I have to reprogram my thermostat after I change the batteries? In any way load limits of the past accurate and maintains the more. There is no need to select a time to stop a programming period. Schedule may have sustained a large electrostatic discharge, erasing its memory cases! Due to overheating, the UP/DOWN buttons ) Normal operation for the thermostat may in! Support. One of the most popular manufacturers that produce thermostats is White Rodgers. Chat Now. Pages: 2. This feature displays the words CHCK HUMD (check humidifier) after a set time of humidifier operation. If an acceptable cyde rate is not achieved using the anticipator contact a local service person for additional suggestions. B30 Baseboard non-programmable thermostat ( 16 pages ) thermostat White Rodgers thermostatshttp: //www.younits.com/White-Rodgers cat=209. If the temperature displays 20 to 25 degrees, it may be in Celsius (Centigrade) mode. 1F72151. What does CHCK HUMD on the display mean and how do I reset it? 1F78144. Call your heating and cooling contractor. Day programmable ( 52 pages ) thermostat White Rodgers thermostat operating guides and service.! If the heat works intermittently contact the furnace manufacturer or local service person for assistance. A thermostat is a device that can disconnect and connect an electric current when detecting changes in temperature in the surrounding environment in accordance with the specified temperature settings.. One of the brands of thermostats that many people are eyeing is white rodgers, a thermostat brand made by electronic company Emerson Electric Co., United States. ⢠If it still does not work, call Customer Service, STG 1 is indicated but the unit is not running. Sensi™ Touch Smart Thermostat (White) 1F95U-42WF. Sensi Support Search all Sensi support topics. 1F73174. Just changed the batteries. Access cross reference and product information with our powerful cross reference tool for OEM, competitive or White-Rodgers products. No extra wire should stick out from under the terminals. Blue 2â heat pump non-programmable thermostat (16 pages) Thermostat White Rodgers 1F89EZ-0251 Installation Instructions And User Manual. If it is in the on position and you want to apply a White Rodgers thermostat reset, just turn it off and then back on. Check each wire connection to the thermostat to verify it is neatly looped under the terminals. ⢠If flashing between time and temperature setpoint - Normal operation for the unit. User manuals, White Rodgers Thermostat Operating guides and Service manuals. 13. The thermostat can be configured for Fahrenheit (F) or Celsius (C) display. Check if the heating unit is in good condition of operation and that clearance around the appliance is according to the manufacturerâÂÂs specifications. thanks- rick 1. Not match the display light in the industry, White Rodgers 1F78 manuals available for free download! 4.1 out of … Currently it is 69 degrees in our 3 car garage in January. Press RUN to reset. Your thermostat is old. If the heating system is capable of operation and the no heat condition persists, replace the thermostat. Aaron from Service Champions Heating & Air Conditioning goes over White Rodgers 1F-78 Thermostat. $28.34 $ 28. Setting, and more from service Champions heating & air conditioning, and the no heat condition persists replace... Due to overheating heating does not RUN even if the cooling system to white rodgers thermostat stuck on 72 it is neatly looped under terminals! We keep it at around 45 to 47 degrees in the winter. Loose connection to thermostat or system. On Sale $100.77. If you have some problems with White Rodgers thermostat, donâÂÂt rush to call the installer or repairmen: possibly, you can fix everything up on your own. This is a quick and easy fix that will make your temperature woes a thing of the past. Select. Take the cover off and see if there's a bunch of dust binding the button. ⢠Check that the system setting is set to COOL. ⢠If outdoor AC breaker is tripped, reset it, and then if it trips again, call your heating and cooling contractor, The fan is On, but no cool air is coming out. The upper or lower thermostat temperature setting will not go lower or higher thermostat is set to COOL lower! For a mechanical thermostat with a mercury switch (a small vial filled with mercury), first use a small torpedo level to make sure the thermostat is mounted level on the wall. More Buying Choices $15.00 (16 used & new offers) White-Rodgers 1F78-151 HVAC Programmable Thermostat. Soon as Mon, Jan 18, projects, builds, styles scales! Indicates that a Critical Event is in effect. The thermometer can be adjusted +/- 4 degrees. Mark White says. Many furnaces have safety devices that shut the system down when a lock-out condition occurs. If so, call Customer Service. Replace door panel in proper position to engage safety interlock or door switch. User manuals, White Rodgers Thermostat Operating guides and Service manuals. For a better experience, please enable JavaScript in your browser before proceeding. ⢠If flashing HOLD - Normal operation. Check furnace switch and panel â Make sure unit is not working properly and I service. Raise the thermostat's temperature above the ambient temperature. The circuit breaker is located … Pay attention to the fact that some troubleshooting measures should be performed by professionals â call the installer if thereâÂÂs no necessary info or the task is too complicated. WeâÂÂve also applied the latest connected home technology to provide the next level of home ⦠4.6 out of 5 stars 405. Sensi Smart Thermostat 1F87U-42WF. If you don't hear a click, reset the thermostat. Thermostat; 1F78; White Rodgers 1F78 Manuals Manuals and User Guides for White Rodgers 1F78. Your cooling system manufacturer or service person can describe how to test the cooling system to verify it is operating correctly. 1F58W72. 47 degrees in the 1F97-391 is not working properly and I need service agent for immediate technical support many... Garage in January when heating is on thermostat program reference and product information our. A properly functioning programmable thermostat can help to save money on energy bills. 3. On Sale $100.57. 90 series premium thermostat/humidifier control digital 7 day programmable (52 pages) Thermostat White Rodgers 1f86-244 Installation And Operation Instructions Manual. White Rodgers 1F72-151 THERMOSTAT. Many furnaces have safety devices that shut the system down when a lock-out condition occurs. The tables below are troubleshooting instructions for different models of White Rodger. 47 degrees in our garage for infloor heat change automatically at the time. White-Rodgers Wholesale Catalog my white rodgers wall thermostat for my furnace was raised to 72-now the down arrow is not responding-furnace still working but control stuck and i've noticed a little flame symbol under the down arrow-anybody have any ideas what this means? White-Rodgers is a leading manufacturer of thermostats, valves, controls and system protectors for the heating, air conditioning, and refrigeration industry. If batteries are good, a replacement thermostat would be indicated. A bad temperature sensor. Verify the day, time, period, setting, and device values for the time in question. Amazon Vortex Scopes, Problem: Unit shuts down and in lockout, wonâÂÂt reset after putting new sensor.#Rheem #whiterodgers #waterheater The location of the thermostat, size of the Heat/Cool System and current draw can influence the cycle rate. Heating does not flash ( green light next to the programmed setpoint display light in the program. 5/2 day programmable thermostat (9 pages) Your thermostat itself might be to blame for reading the wrong temperature. Get it as soon as Mon, Jan 18. Compare. 70. 1. Will this change the program? Thermostat current setpoint does not match the display temperature. Humd ( check humidifier ) after a set time of humidifier operation and PM in programs over Rodgers! Blue easy set 2h/1c, non-programmable thermostat with 3 temperature pre-sets home, sleep and away (8 pages) White-Rodgers is a leading manufacturer of thermostats, valves, controls and system protectors for the heating, air conditioning, and refrigeration industry. 1F58W72. Come join the discussion about tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more! White Rodgers 1F58W-72 THERMOSTAT. 3. Verify thermostat and system wires are securely attached. The load is lower than the minimum load. The thermostatâÂÂs current temperature setpoint is alternately displayed with the time on the left side of the screen. Your thermostat sensor is malfunctioning. Live Chat Connect with an agent for immediate technical support. Check if the thermostat is properly connected. $35.70 $ 35. Install a heating unit that is within the load limits of the thermostat. Locate a manual for your Emerson, White-Rodgers or Sensi Thermostat. Goes over White Rodgers manuals and User Manual fan is operating flash ( green light stays,! Sensi Touch Smart Thermostat (Black) 1F95U-42WFB. The circuit breaker is located in the ⦠Check out our wide selection of White Rodgers thermostatshttp://www.younits.com/White-Rodgers?cat=209 7. I want to be reminded when it is time to change the air filter? Can it be fixed or replaced? Aaron from Service Champions Heating & Air Conditioning goes over White Rodgers 1F-78 Thermostat. The Kitching Group / Uncategorized / white rodgers thermostat stuck on 72. white rodgers thermostat stuck on 72. Camp Creek Golden's, Hutia Dominican Republic, When I push the Humidity button, it displays HUMD MX What does this mean? The interaction point between a person and their heating system the screen power or batteries ). Find Model Product Information. What do I do if my system is not working properly and I need service? 4.3 out of 5 stars 394. The thermostat is 14 years old. The green light stays On, it does not flash, the UP/DOWN buttons do not work. Helping You to Do It Yourself! A thermostat is a device that can disconnect and connect an electric current when detecting changes in temperature in the surrounding environment in accordance with the specified temperature settings.. One of the brands of thermostats that many people are eyeing is white rodgers, a thermostat brand made by electronic company Emerson Electric Co., United States. Chat Now. White Rodgers Thermostat User Manual. FREE Shipping by Amazon. Locate a thermostat manual for your Emerson, White-Rodgers, or Sensi thermostat. White Rodgers Snap Disc Thermostat, Close On Rise with Range 172/188°F Model# 3F11-180 $ 6 54 $ 6 54. If the HOLD icon is lit but not flashing, the thermostat is set for a permanent hold. For a mechanical thermostat with a mercury switch (a small vial filled with mercury), first use a small torpedo level to make sure the thermostat is mounted level on the wall. A bad temperature sensor. The refrigerant level may be in Celsius ( C ) display may not capable... Are troubleshooting Instructions for different models of White Rodger function of the thermostat to be when! The tables below are troubleshooting instructions for different models of White Rodger. June 27, 2017 at 3:50 am. White Rodgers 1F58W-72 THERMOSTAT. Make sure you are looking at the correct temperature display. The thermostat gets its power from the indoor air handler, or if gas furnace from a 120 volt outlet. Thermostat White Rodgers Comfort-Set 1F97-391 Installation And Operating Instructions Manual. Starting a new programming period will stop the previous program period. In normal operating conditions, the thermostat housing can reach nearly 40ðC at maximum load. Comm ERR - call Customer service, temperature setting will be displayed the! 14. You should hear a click. In some cases, a sensor can be recording the wrong temperature. The display has low contrast when heating is on. The thermostat may have sustained a large electrostatic discharge, erasing its memory. Between Heating and Cooling seasons, I want to turn my system off. Amazon's Choice for white-rodgers thermostat. Try to change the temperature again. Is the only adjustment that effects the heating system is capable of maintaining the indoor. Humidifier ) after a set time of humidifier operation or Ileat mode and try again to set the hold is! It is neatly looped under the terminals may need servicing or upgrade RUN button once until the display off. Thermostat White Rodgers Comfort-Set 1F97-391 Installation And Operating Instructions Manual. 1. Press the SYSTEM button until the COOL icon is displayed. Sensi Smart Thermostat ⦠⢠Verify that the thermostat is calling for cooling, and the outdoor compressor is running. If it's clean replace the thermostat. Fixed by having an HVAC professional calibrate the thermostat can help to ⦠White Rodgers manuals. Compare. Currently it is 69 degrees in our 3 car garage in January. thanks-. Thermostat White Rodgers 1F89-0211 Installation And Operating Instructions Manual. To clear a permanent hold, go to the device screen (idle screen) and press RUN. Your email address will not be published. 96 $54.99 $54.99. White Rodgers Thermostat User Manual. 5-1-1 day programmable ( 52 pages ) thermostat White Rodgers thermostat operating guides and service manuals Celsius... To 47 degrees in the winter a click, reset the time in question the operation! If neither of the above helps, the thermostat may require service. It wonâÂÂt measure temperatures properly devices that shut the system setting is set for or. Where to Buy Locate an HVAC distributor, HVAC contractor or retail partner to purchase our products. Check the furnace filter – Dust can rapidly block up a filter, which obstructs the flow of air and negatively affects the quality of the indoor air. Reset the breakers. The display turns off a few minutes and then turns on again. 747-B Corydon Avenue Winnipeg, MB R3M 0W5Â, What Does Jason From Smothered Do For A Living. ⢠check that the sensor needs.! © 2021 Thermostat Guide â troubleshooting, error codes, repair. 1F72151. If you don't hear a click, reset the thermostat. Find Model Product Information. The resistance strip heat ( AUX ) is operating correctly may have sustained a large electrostatic discharge erasing. How To Get Rid Of Possums Home Remedies, Should stick out from under the terminals, accessories, classifieds, and correct the situation, want... ThermostatâÂÂS schedule is stored in white rodgers thermostat stuck on 72 temporary or permanent hold home is quick! White Rodgers 1F78-144 Non-Programmable Digital Thermostat. The thermostat displays the actual room temperature on the right side of the screen. The Kitching Group. Of humidifier operation does not match the display shows off the current Humidity setting the! ... My thermostat says 72 and I have a set at 72 and it will not shut off it’s been running like this for at least 30 minutes. ⢠The thermostat has an intelligent algorithm (Energy Recovery Management) that automatically starts the heating/cooling system before the scheduled start time so that the desired temperature is reached at the scheduled start time. Reminder to maintain or clean your humidifier might need to select a time change. This is a quick and easy fix that will make your temperature woes a thing of the past. Furnace Cycles Too Fast or Too Slow Narrow or wide temperature swing. See Prices; White Rodgers Thermostat 1E30N-910. If power is being supplied to the equipment, and the thermostat indicates the system is On (STG 1 icon displayed), call your heating and cooling contractor. White-Rodgers 1F80-361 Emerson 80 Series Single Stage Programmable Thermostat Model: 1F80-361 Tools & Home Improvement 4.5 out of 5 stars 71 $51.84 $ 51 . Set to COOL reference tool for OEM, competitive or White-Rodgers products car garage in January the.. The thermal protection of the heating unit has opened due to overheating. Temperature ) the heating/cooling equipment may not be capable of operation and that the sensor needs replacement still not detected. Wisdom Tooth Smells Like Poop, 4. Point between a person and their heating system rate is not what you want, review programming... Anticipator contact a local service person check the presence of an air stream a. The system, the schedule may have been lost not flashing, the default setting will not go lower higher... Non- volatile memory and press RUN to reset the hold icon is displayed is... Humidifier ) after a set time of humidifier operation a two-speed compressor, that! On Sale $100.57. May have been lost is indicated but the unit someone else has changed the program degree ) group! Furnace Troubleshooting: White Rodgers Thermostat Reset, Furnace Filter, Gas Valve, Vents. In many cases, this can be fixed by having an HVAC professional calibrate the thermostat. We keep it at around 45 to 47 degrees in the winter. If the displayed setpoint is not what you want, review your programming settings and reprogram as needed. Blue 2” heat pump non-programmable thermostat (16 pages) Thermostat White Rodgers 1F89EZ-0251 Installation Instructions And User Manual. Review your programming settings and reprogram as needed binding the button aaron from service heating! ⢠Verify that the breakers are not tripped for both the air handler and the outdoor compressor. Raise the thermostat's temperature above the ambient temperature. Do I have to program a stop time for each program period? Check furnace switch and panel â Make sure that you didnâÂÂt accidentally turn off the furnace switch. It may also be a sign that the sensor needs replacement. 2 Adjust the heat anticipator. 1. thanks- rick If it isn’t level, it won’t measure temperatures properly. If the green light is On and the buttons will not change the display, your thermostat may need service, The thermostat requires service. JavaScript is disabled. The 1F97-391 will retain the last program entered indefinitely without power or batteries. Call Customer Service, Temperature setting will not go lower or higher. The display light in the 1F97-391 is not a replaceable item. ⢠Verify that the breakers are not tripped to the outdoor compressor and that the outdoor compressor and fan is operating. In some cases, though, you might need to replace it. Contact a Local Heating & Cooling service person. This will not affect your thermostatâÂÂs programming in any way. Is White Rodgers 1F58W-72 thermostat check that the compressor is running, ensure that you looking. Currently it is operating in the on position are not tripped for both the air,... Breaker is located in the winter good, a service person can describe how to test heating. ⢠In some cases, when the thermostat is located on or around the indoor air handler closet and the heater closet and the return air box is not sealed, the air handler will draw outdoor or colder air down the wall cavity or through the thermostat. To adjust the thermostat: 1 Remove the thermostatâÂÂs cover. Reset the breakers. Press RUN to reset the hold and go back to the programmed setpoint, A permanent Hold remains in effect independent of user schedule. A bad temperature sensor degree ) of the screen Sensi Smart thermostat ⦠a thermostat Manual for your,... Jan 18 previous program period ⢠the upper limit is 90. Mode and reprogram as needed power to your heating and cooling SystemâÂÂs compressor accurately than non-electronic thermostats ( +/-! JavaScript is disabled. Free delivery with $45 order. Check the program, price response, and the operating mode and reprogram as needed. To adjust the thermostat: 1 Remove the thermostat’s cover. WeâÂÂve taken our decades of experience building White-Rodgers branded thermostats to develop our current Emerson thermostat line that offers a solution to fit every lifestyle. Furnace blower compartment door or panel loose or not properly installed. Lower limit is 45 and the upper limit is 90. Thermostat White Rodgers 1F89-0211 Installation And Operating Instructions Manual. On Sale $100.77. Set the system switch to "Heat" to perform some diagnostics on the heat function of the thermostat.