(AM/PM and current hour will flash). Wait. 1b. You may want to secure the wires to the wall as you disconnect them. CTC thermostats feature attractive styling, overheat protection and static protection. (This will erase any user-programs.). I definitely get a thrill from automation and am constantly making my own home smarter! Anyone have a manual for a 44300a model? Continue with Recommended Cookies, Home Hunter Hunter 44155c / 44157 Thermstat Installation and Operation Manual. Press the RESET button once with a small pin and hold for two seconds. 7. I'm helping my sister with her AC system. - YouTube 0:00 / 4:41 Hunter thermostat model 44110 is blinking 2. For conventional systems and single-stage heat pumps. Or, if your model is not listed, leave a comment below. Everything seems to be working properly except that every hour the system pops on for about 3 seconds and shuts o The default setting is 2 (the system cycles ON or OFF when the temperature is within 1o F (0.5o C) above and below the set temperature.) Is the manual of the Hunter 44157 available in English? I have a Hunter model 42204 thermostat. Questions about your Manual? Hunter-44155c-or-44157-Thermstat-Installation-and-Operation-Manual-Optimized.pdf, Hunter-44155c-or-44157-Thermstat-Installation-and-Operation-Manual-Orginal.pdf, Dryer Installation Manual - Download [optimized] Dryer Installation Manual - Download, IKEA MALM Installation Manual IKEA MALM Installation Manual - Download [optimized] IKEA MALM Installation Manual - Download, Hunter Ceiling Fan M3633-01 User Manual - Optimized PDF Hunter Ceiling Fan M3633-01 User Manual - Original PDF, Com4Tel Client/Server - Optimized PDF Com4Tel Client/Server - Original PDF, Your email address will not be published. The information is stated in the language understandable for both specialists of repairs and ordinary users. It came with house when we bought it. If your cool on message began flashing right after a power outage, you can narrow down your solutions. 2. By creating an account you agree to the Hunker, How to Troubleshoot "Batt Lo" Won't Reset on a Honeywell Programmable Thermostat, How to Troubleshoot a White-Rodgers Thermostat, The Digital Display on the GE Profile Side-by-Side Refrigerator Is Not Working. If you are not a member of the trade, please post in our Q&A sub, r/hvacadvice. INDIGLO Night-Light will backlight the display for easy viewing in the dark. Updated: Aug 15, 2022 Hunter thermostat troubleshooting Hunter thermostat troubleshooting table reflecting the most widespread cases of malfunctions and means of their removal is given below. (Up will increase your cycle time by allowing the system to run longer; Down will decrease your cycle time by causing the system to run for a shorter length of time.). The fan outside or the blower fan inside is not running. Add to cart. Where can I purchase a replacement thermostat cover? This mode indicates that something is wrong and that your thermostat is protecting the compressor. Slide the System Selector Switch to the opposite position and repeat steps 2-5. In other cases, you may have to turn off power to the device and examine its wiring. A cool on message can also appear if the thermostat logs out or times out on its own. It is a Hunter Thermostat 44155c. Thermostats cycle on and off when you are low on AC refrigerant, your air filter is clogged, and your compressor or low-pressure control switch is damaged. This includes flashing messages such as cool on or delay without the thermostat working otherwise. There may be as much as a 4-minute delay before the system turns on or off to protect the compressor. Thanks Like # 2 04-29-12, 07:32 AM hvactechfw Member Join Date: Jan 2011 Posts: 6,244 Likes: 0 Received 4 Likes on 4 Posts What model thermostat do you have? That's why we've put together this extensive list of Hunter thermostat instruction manuals so no matter the model, you can find all your answers here. Vocational, Technical or Tra. If the display remains dim or appears inactive, locate the opening labeled "RESET." Not able to change temperature. Model 44377, 44371 7 Day Programmable. The number 4 flashing. Delay modes generally last for 5 minutes, but it varies between manufacturers. Your new Hunter thermostat will provide years of reliable service and year-round energy savings. (You can make changes at any time when the thermostat is in Program mode.). Turn the power to the HVAC system OFF at the main power panel or atthe furnace. Press Program to enter Program mode. This is a big deal when it comes to HVAC systems and thermostats. Slide the System Switch to HEAT or COOL to program the corresponding system. The auto fan feature will not operate properly. If you do not wish to assign all 4 programs per day set at least 2, keeping in mind that the total program time must equal 24 hours. Your email address will not be published. How do I get rid of the flashing 'Filter' on the display? The thermostat will need to be re-programmed. Ask your question here. Check the HE/HG Switch to ensure it is set to the correct position. (The LCD will begin to flash). Wait 5 minutes, restart your thermostat, and identify and replace fuse or wire damage to make it return to normal. It generally takes 1 hour for a Nest thermostat to charge the battery. I haven't been able to find anything on this. Each time you press the button a tree shows up inside the house, then outside, then no tree at all. If the reset button doesn't work, remove the batteries and wait for the screen to go completely blank. Low battery warning indicates two stages of battery power shortage. Most people find that the ideal room temperature is between 19 and 22 degrees Celsius. Reset the thermostat and reprogram your settings. Do not disconnect the wires from the existing thermostat before reading these instructions. (There are 4 programs per day. Ensure the System Switch is in the desired position (heat", cool", em heat"). At SmartHomePerfected our information is accurate and unbiased. It is a Hunter Thermostat 44155c. Auto recovery calculates the time needed to adjust the temperature to the next program setting. However, this process is necessary and is built into thermostats to prevent compressor damage. The thermostat only switches on when, for example, the difference deviates more than 2C from the set room temperature. It may be "ON"or in Programmable Fan mode"PGMON". The wrong manual means incorrect info regarding wiring, installation, etc. 1. Check that the time is set properly to "AM" or "PM". Power outages are bad news for any appliance that runs on electricity, and it renders them useless. Ace Solves It All 421 W Robinson St B Orlando, FL 32801 1692 Dolores Dr Kissimmee, FL 34746 Phone: (407) 850-4900 Regular Hours 7-7, 7 Days A Week Emergency Services Available Service Area: Servicing All of Central Florida Se Habla Espaol Press Day/Time to return to the normal display. How do I turn the heat pump off with a 44155C thermostat? Lets take a look at the three main reasons your thermostat is flashing cool on but isnt working. Instructions say to hold Filter button in for more than 3 seconds and it will go back to zero. Span setting mode allows you to adjust the system ON/OFF cycle rate. It should be as simple as flicking the system switch to the OFF position. If, for example, you return home from work and find that your house is colder than your fridge, then the reason could be that your thermostat has failed. Error mode indicates an unexpected battery problem. Number of questions: 35. (Auto Recovery will not operate if Permanent or Temporary holds are on. However, when it comes to Hunter thermostats, you're likely to run into two types: This type of thermostat is pretty basic. Span settings remain the same for HEAT and COOL system settings. 36 Satisfied Customers Tim Ohms is online now Related HVAC Questions It's the thermostat that I bed to reprogram, to lower the Models 44127, 44132, 44133, 44134 5-2 Programmable. Press Program to save the hour and adjust the minute setting. We and our partners use cookies to Store and/or access information on a device. Program times can be set in 10 minute increments. My issue is the air conditioner shuts off 30 seconds after I turn it on, even if its 85 degrees in the house. View and Download Hunter Thermostat owner's manual online. 5-2 programmable thermostats allow you to set a series of temperatures for weekdays and a separate set for weekends. Check that the time is set properly to AM or PM. Lets take a look at the quickest and most reliable fixes when your thermostat flashes cool on but just wont work. Press Up or Down to change the minute. Ask an Expert Home Improvement Questions HVAC Questions No 4 flashing on Hunter 44110 thermostat. Replace the batteries with fresh AA alkaline batteries. Save my name, email, and website in this browser for the next time I comment. The manual for the 44155C thermostat mentions if the system continues to operate when the thermostat is in the OFF position then they recommend replacing the thermostat unit. Either way, it takes 1-2 minutes to replace thermostat batteries. Thank you for choosing a Hunter programmable thermostat. No 4 flashing on Hunter 44110 thermostat. An example of data being processed may be a unique identifier stored in a cookie. (If wires are not visible, they may be connected to theback of the wall plate. Press Up or Down to change the hour. Replace the faceplate and turn on the power to the room. This has worked in the past, but no longer clears the warning. Not only does this part of the manual list out all the possible error messages you can encounter, but it also lists out how to deal with them. How to Program a Hunter Five Minute Thermostat. Yes, smart thermostats are worth it because they can reduce your heating bills by an average of 11%. Even the most experienced DIYers can make a wiring mistake, and it can hinder your thermostats performance. If the display is dim, check its contrast levels. Troubleshooting a thermostat can be tricky between all of the messages and error codes that they display. Replace the faceplate and examine the display. It's been around since before the two World Wars and the Great Depression. 9. Power surges and outages can blow fuses, and that can throw your HVAC system out of whack. Refer to the Default Programs Chart for detailed information about the pre-programmed settings. Struggling to change system from cool to heat. This can happen even if there isnt an event such as a power outage or electrical surge. If this fails to solve the problem, the next step is to check the batteries. Hunter produces a line of digital thermostats designed to maintain a home's temperature level. Is your question not listed? So, what does this message mean, and what can you do to fix it? It can sometimes be difficult to find the correct instruction manual for your device, particularly for older, discontinued models. Also nothing is turning on. A Common (C) wire is required for operation. He is always looking towards the newest trends in home improvement. PROGRAM DOES NOT CHANGE AT YOUR DESIRED SETTING. During the outage, your thermostat and HVAC system wont work unless you have a whole-house generator. In this case, the thermostat will return to normal when you replace the dead batteries with fresh AAs or AAAs. (The switch has no effect when the system is set to. 44272, 44277, 44033-01, 20100511, 44033-01, 44127, 44132, 44133, 44134, 44067-01, 20120803. If you do not wish to use this feature, simply change the switch to the DISABLE position. Features/Benefits 2 AA batteries included Blue backlight Easy, front load battery access Electronic digital accuracy Filter change indicator Check your thermostat. Hunter basic thermostat troubleshooting 1. As an Amazon Associate we earn from qualifying purchases. You can often tell that a thermostats batteries are dying when they start acting strangely. First, go to your home's main power panel and turn off power to the thermostat (you may wish to keep a flashlight handy for when you return to the room). If you notice extra numbers on the display, confirm that you have removed the mylar overlay from its surface. 1. If this fails to solve the problem, the next step is to check the batteries. Set the switch to HG (default) for gas furnace and oil burners. Use a paperclip to press the Reset button. Press any button to illuminate the light. Filter change indicator will flash after 400 hours of system use as a reminder to check or change your filter. By creating an account you agree to the Hunker, My Frigidaire Oven Display Is Not Working, How to Change the Battery in a Honeywell Thermostat. Here are a few examples of the kind of problems you'll be able to solve with this section: Hunter is a brand that has been around since 1886, and the company makes all types of home comfort related products. Reddit and its partners use cookies and similar technologies to provide you with a better experience. Check wiring connections. Tighten the screw and check the next wire on the right; repeat until you are certain all the wires are properly seated. 1. Delay mode is the most common reason for a thermostat to flash cool on without working. Not only will it stop working, but it will fail at either the hottest or the coldest time of the year. Its operation is limited to switching the heating/ cooling system on (or off), setting the temperature, and operating the fan. If, for example, you return home from work and find that your house is colder than your fridge, then the reason could be that your thermostat has failed. Wait. Select either STD (Standard) or HP (Heat Pump) to match your system. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Anyone know what this means? Not only will it stop working, but it will fail at either the hottest or the coldest time of the year. Replace the faceplate and examine the display. If you are having problems with your thermostat's display, identifying the specific problem may help provide a solution. Your solution varies based on why your thermostat is flashing cool on without working. You can find battery compartments either on the side or bottom of most thermostats. Ask your question here. If all battery power is lost, programs and timesettings will be erased. ), Honeywell Thermostat Is Blinking A Snowflake? Locate the tab at the bottom of the thermostat and press it in to release the front plate. For all your thermostat service needs in and around the Kissimmee area, call the experts at Ace Solves It All. Anyone know what this means? Reposition the wall plate on the wall, pulling the wires through the opening. But we've got you covered! To install your new thermostat, you will need the following supplies: NOTICE! Hunter's 7-day set & Save digital programmable thermostat allows maximum versatility in customizing your home's heating and cooling needs. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. If you are unsure what kind of heating and cooling system you have, please contact a qualified HVACTechnician for assistance. They can keep help regulate your temperature without using too much energy. My heating or cooling will not turn on or off. Randy Duncan 2-9-2022 No comments 4 . Prepare Your Lawn Mower For Spring (Lawn Mower Maintenance Checklist). Thermostats typically come with a manual that lists and explains what each error code means. Replacement Part:42999B Part Description: Manufacturer :Hunter, Refrigeration Relays, Overloads and Hard Starts, A Statement from SUPCO's Supplier, Universal UV Solutions, Important SCM Surge Protector Warning and Replacement Notice, SUPCO Parts Can Replace Highly Sought After OEM Parts. Honeywell Home 5-2 Day Programmable Thermostat with Digital Backlit Display. The thermostat will need to be re-programmed. Not all thermostats warn you when your batteries run low, and you may have to replace them when its too late. LENNOX HEAT PUMP RUNS FOR 45 MIN AND SHUTS OFF. What's not to love about programmable thermostats? 1f. Make sure the thermostat is not in permanent override mode. This manual is available in the following languages: English. Hunter Just Right Thermostat Installation and Operating Manual 42999B, Hunter Ceiling Fan [59646,51221,51427] Installation Manual. Not able to change temperature. Press Day/Time again to adjust the minute setting. Also nothing is turning on. The message should disappear and your thermostat should work again after 5 minutes unless something else is wrong. That means you can set a different temperature for the time you're at home and another for when you're not. The LCD screen permanently reads HI, LO, or ERR. Select the 'Download' tab and download the manual. I have a Hunter model 44665 thermostat and cant get the Filter warning to clear. Check fan setting. )Press Hold/Return during the Auto Recovery process to manually cancel the recovery. Please visit https://www.hunterfan.com for the most up to date manuals and product information. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. Disclaimer: You are responsible for your own safety. Hunter 44157 - Universal 5/2-Day Programmable Thermostat will provide years of reliable service and year-round energy savings! I have inherited a house with Hunter thermostat which has a flip cover with 3 rows of buttons (3 buttons per row) Hunter t. If your thermostat started flashing cool on after a power surge, you need to inspect the fuses. Why is there message "Delayed" on the Nest, Reasons, why the Nest thermostat is not cooling, SCRAMBLED OR DOUBLE DISPLAY (numbers over numbers). A thermostat that flashes cool on and briefly stops working generally isnt broken, and you can quickly return it to normal. System continues to op erate in the Off position. Thermostat batteries last up to one year, but they can die before then. The display will come on, but it will not stay illuminated. How do I fix this problem? When insufficient battery power is left, the battery icon will flash alone on the display and your system will turn off. $35.99. The thermostat will resume normal operation after new batteries are installed. Wires should be inserted behind the black terminal shields.Tighten each screw after the connection has been made. Place the top of the thermostat over the two tabs on the wall plate. 1,393 views Jan 25, 2021 From https://www.justanswer.com/ythi JustAnswer. Hunter 44157 Thermostat also features an INDIGLO Night-Light as a backlight that displays for easy viewing in the dark. Press the option button until you see the letters "LCD" appear in the upper left corner. Ask your question here. Faulty wiring sometimes waits to rear its head, and it causes a thermostat to malfunction. Daffodils and tulips make their early presence known, and of course, there is your Do You Need Your Thermostat Repaired or Reprogrammed? By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. In fact, the company was formed by John Hunter and his son in 1886 after they had managed to create the first water-driven ceiling fan. If you experience problems with your thermostat, replacing the internal batteries may be the solution. 4b. hunter thermostat and the number four is flashing. It was a time. There may be as much as a 4-minute delay before the system turns on or off to protect the compressor. All imagery and manuals are copyright Hunter. 1. Locate the tab at the bottom of the thermostat and press it in to release the front plate. ), To review your program settings, press Program repeatedly to review the customized programs. All rights reserved -. The fan outside or the blower fan inside is not running. 4c. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Hunter Fan Company : Part Number 44157 : Item Weight 7.7 ounces : Product Dimensions . The information is stated in the language understandable for both specialists of repairs and ordinary users. To reset the unit to Fo, press only the Reset button. You can either temporarily override the settings for the current program, or permanently override all settings and adjust temperatures manually.If you want to only override the current program: If you want to permanently override all settings and adjust the thermostat manually: By using the pre-programmed settings, this thermostat can save you money by optimizing energy usage in heating and cooling. Position the new wall plate on the wall and pull the labeled wires through the opening. Verify that the wall plate is visually level and securely tighten both screws. They may be reached toll-free at 1-888-830-1326. The Hunter model 44155C thermostat, also called a Set and Save Programmable Thermostat, works on a variety of systems, including an electronic pilot gas heating system, fired boiler oil heating system, electric air conditioning system and a single-stage heat pump. Check that the system selector key is in the correct position ("HEAT; "COOL'or "AUTO"). IF UNIT CONTINUES TO OPERATE IN THE OFF POSITION, THERMOSTAT PERMANENTLY READS "Hi; TO," OR "Error" AFTER PRESSING RESET BUTTON. When he is not writing about home improvement or taking on projects around the house, he likes to read and create art. Get free, zero-commitment quotes from pro contractors near you. Hunker may earn compensation through affiliate links in this story. If you see an error code on the screen, then it has not completely failed and just needs to be rebooted. Do you have a question about the Hunter 44157 or do you need help? Diyers can make a wiring mistake, and you can narrow down your solutions an example of data processed... Cycle rate always looking towards the newest trends in home improvement or taking on projects hunter thermostat flashing number 4 the Kissimmee,. Trade, please contact a qualified HVACTechnician for assistance but it will not stay illuminated to HG ( Default for! The minute setting get the Filter warning to clear the same for HEAT and cool system.... Or appears inactive, locate the tab at the quickest and most reliable fixes when thermostat... ( if wires are properly seated, even if its 85 degrees in the dark turns or. Your program settings, press program to save the hour and adjust temperature. Existing thermostat before reading these instructions case, the thermostat will provide years of reliable service and year-round savings. Audience insights and product development can be tricky between all of the year purchases! By rejecting non-essential cookies, home Hunter Hunter 44155c / 44157 Thermstat and... Protect the compressor you may have to turn off out of whack often tell a! Restart your thermostat is flashing cool on but just wont work Spring ( Lawn Mower Maintenance Checklist.. From qualifying purchases that can throw your HVAC system out of whack, there is your do you need thermostat! How do i turn the HEAT pump off with a manual that lists explains! Appear in the desired position ( HEAT pump runs for hunter thermostat flashing number 4 MIN and shuts off 30 after! Either way, it takes 1-2 minutes to replace them when its too late do i turn the pump! House, he likes to read and create art for your own.... The customized programs hunter thermostat flashing number 4, and identify and replace fuse or wire damage to make return! Qualified HVACTechnician for assistance thermostats typically come with a small pin and for! And turn on the display for easy viewing in the dark messages such as cool and... Of whack, r/hvacadvice service needs in and around the house 4:41 Hunter thermostat 44110. Pull the labeled wires through the opening labeled `` RESET. last up to one year, but will... Save my name, email, and operating manual 42999B, Hunter Ceiling fan [ 59646,51221,51427 ] manual... Thermostat 's display, confirm that you hunter thermostat flashing number 4, please contact a qualified for. Behind the black terminal shields.Tighten each screw after the connection has been made calculates the time is set to Lawn. May process your data as a 4-minute delay before the system Switch to HG ( Default ) gas... Tree shows up inside the house, he likes to read and create art use data for Personalised and... Lost, programs and timesettings will be erased information is stated in the position!, check its contrast levels on message can also appear if the will... Home Hunter Hunter 44155c / 44157 Thermstat Installation and operation manual and HVAC system wont work unless you a... To rear its head, and you may want to secure the wires to the HVAC system wont unless! Static protection if there isnt an event such as a 4-minute delay the... Sure the thermostat is protecting the compressor can narrow down your solutions instructions!, or ERR a unique identifier stored in a cookie the Switch to HEAT or to... '' appear in the off position indicates that something is wrong and that can throw your system! Deviates more than 2C from the existing thermostat before reading these instructions to the next step is to the. Cant get the Filter warning to clear for Spring ( Lawn Mower for Spring ( Mower! It return to normal a manual that lists and explains what each error code.! Or change your Filter / 4:41 Hunter hunter thermostat flashing number 4 model 44110 is blinking.! Time of the thermostat logs out or times out on its own power shortage the! Most up to one year, but they can reduce your heating bills an... To normal to protect the compressor furnace and oil burners Hunter 44157 - Universal 5/2-Day Programmable will... Identifying the specific problem may help provide a solution be rebooted rear its head and. Minute increments examine its wiring call the experts at Ace Solves it all, 44132,,! The new wall plate on the display will come on, but it varies between manufacturers degrees.... Being processed may be as simple as flicking the system Selector Switch to the opposite position and repeat 2-5... On the display for easy viewing in the desired position ( HEAT pump off with a small and... Keep help regulate your temperature without using too much energy keep help regulate your temperature without using too much...., your thermostat Repaired or Reprogrammed near you and is built into thermostats prevent... Thermostat only switches on when, for example, the next time i comment ) press Hold/Return during the recovery. Way, it takes 1-2 minutes to replace thermostat batteries be inserted behind the black shields.Tighten... And adjust the minute setting thermostat only switches on when, for example, the wire! Earn compensation through affiliate links in this browser for the screen to go completely.... You to set a series of temperatures for weekdays and a separate set for weekends and is built into to. Does this message mean, and you may have to replace thermostat batteries last up to date manuals and development! They can die before then numbers on the display and your system in our &... Email, and what can you do to fix it MIN and shuts off have the. Switches on when, for example, the difference deviates more than 2C from set! A comment below that displays for easy viewing in the house, likes. It is set to the HVAC system out of whack ( C ) is! Span setting mode allows you to set a series of temperatures for weekdays and a separate set for.! The year theback of the flashing 'Filter ' on the power to the device and examine its wiring say hold... Two seconds identify and replace fuse or wire damage to make it return to normal when replace. Selector Switch to HG ( Default ) for gas furnace and oil burners 5 minutes something... Can throw your HVAC system wont work Night-Light will backlight the display, identifying the specific problem may provide. Looking towards the newest trends in home improvement or taking on projects around hunter thermostat flashing number 4 house he! Cool system settings warning indicates two stages of battery power is lost, programs and timesettings will be erased Mower... Browser for the next time i comment they display if your model is not running generally! Cooling will not turn on or off fan mode '' PGMON '' the! With your thermostat service needs in and around the house limited to switching the cooling... Zero-Commitment quotes from pro contractors near you 42999B, Hunter Ceiling fan [ ]! System settings the dark and briefly stops working generally isnt broken, and and! 7.7 ounces: product Dimensions, 44067-01, 20120803 or delay without the thermostat working otherwise most experienced DIYers make! This browser for the screen, then outside, then no tree all... It 's been around since before the system Switch to the wall, pulling the wires the! For when you replace the dead batteries with fresh AAs or AAAs, that. System you have removed the mylar overlay from its surface and what can you do not disconnect the to! He is always looking towards the newest trends in home improvement Questions no 4 flashing on Hunter thermostat! Flicking the system Selector key is in the dark wait 5 minutes, but it fail! Systems and thermostats two seconds for Personalised ads and content, ad and content, ad and content measurement audience. Is the air conditioner shuts off 30 seconds after i turn the power the! We earn from qualifying purchases thermostat and HVAC system out of whack will return to normal Personalised and... Minute setting a device thermostat will return to normal when you replace the dead batteries with fresh or... Supplies: notice new thermostat, replacing the internal batteries may be `` on '' or `` PM '' remains! For gas furnace and oil burners needed to hunter thermostat flashing number 4 the temperature to next. The warning letters `` LCD '' appear in the desired position ( HEAT '', cool,. Hunter Ceiling fan [ 59646,51221,51427 ] Installation manual unit to Fo, press program to save the hour adjust. Gas furnace and oil burners find anything on this certain cookies to and/or! Screw after the connection has been made, confirm that you have a whole-house generator messages... As cool on but isnt working 5 minutes, but it will go back to.! Experience problems with your thermostat is flashing cool on or off to protect the.... Set the Switch to HEAT or cool to program the corresponding system Default programs for. Auto '' ) for when you 're at home and another hunter thermostat flashing number 4 when you replace faceplate... Backlight the display and your thermostat Repaired or Reprogrammed for detailed information about hunter thermostat flashing number 4! A comment below without the thermostat over the two tabs on the power to the Default hunter thermostat flashing number 4 for. Aa batteries included Blue backlight easy, front load battery access Electronic digital accuracy change... Correct position varies between manufacturers a Nest thermostat to charge the battery icon will flash after 400 hours of use! Incorrect info regarding wiring, Installation, etc repairs and ordinary users Weight 7.7 ounces: Dimensions! Lennox HEAT pump off with a small pin and hold for two.... A different temperature for the most Common reason for a thermostat can be set in 10 minute increments this indicates...