If you are having problems with your thermostat's display, identifying the specific problem may help provide a solution. The thermostat only switches on when, for example, the difference deviates more than 2C from the set room temperature. If the terminals are not labeled, contact a qualifiedHVAC technician. Press and hold both the Up and Down buttons until the word SPAN appears. : Push the reset button after the battery change. 1. 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. If you see an error code on the screen, then it has not completely failed and just needs to be rebooted. How do I completely override the program presets? Auto recovery calculates the time needed to adjust the temperature to the next program setting. Disclaimer: You are responsible for your own safety. 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. The fan will run continuously if the Fan switch is in the on position. Press Day/Time again to adjust the minute setting. Make sure the thermostat is not in permanent override mode. Press Hold/Return at any time to exit Program mode. At some point you may find that your Hunter brand programmable thermostat will stop working. Make sure the thermostat is not in permanent override mode. Your email address will not be published. Hunter 44157 - Universal 5/2-Day Programmable Thermostat will provide years of reliable service and year-round energy savings! Insert the mounting screws through the wall plate and into the anchors. Also nothing is turning on. Never undertake a task you are not competent in performing and if in any doubt, we recommend you utilize the services of an insured professional. 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. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. A cool on message can also appear if the thermostat logs out or times out on its own. So, what does this message mean, and what can you do to fix it? Thermostat blinks Cool On or Heat On is a safety time out feature, preventing HVAC compressor from restarting right after stopping. However, when it comes to Hunter thermostats, you're likely to run into two types: This type of thermostat is pretty basic. When setting the program time, note the AM/PM indicator. Installation can be tricky, and it is all too easy to make a simple mistake when it comes to wiring a thermostat. 3 IMPORTANT INFORMATION 4 TOOLS 5 UNINSTALLING THE EXISTING UNIT 6 INSTALLING THE THERMOSTAT 7 INSTALLING THE WALL PLATE 8 CONNECTING THE WIRES 9 ATTACHING THE THERMOSTAT 10 SETTINGS 11 METHODS OF OPERATION 7. Number of questions: 35. Locate the tab at the bottom of the thermostat and press it in to release the front plate. Faulty wiring sometimes waits to rear its head, and it causes a thermostat to malfunction. Reddit and its partners use cookies and similar technologies to provide you with a better experience. General. Wait. Thermostats enter a delay mode when they are underpowered or after an electrical surge. Either way, it takes 1-2 minutes to replace thermostat batteries. $19.99. To install your new thermostat, you will need the following supplies: NOTICE! You can often tell that a thermostats batteries are dying when they start acting strangely. Create an account to follow your favorite communities and start taking part in conversations. Remove the wall plate from the new thermostat by pressing the release tab on the bottom of the thermostat. If applicable, make sure the furnace blower door is closed properly. Each time you press the button a tree shows up inside the house, then outside, then no tree at all. With the dawn of spring comes sunshine, the return of birds chirping in the warm breeze, and new growth everywhere. Replace blown fuses and rewire your thermostat so that it will work properly. It can sometimes be difficult to find the correct instruction manual for your device, particularly for older, discontinued models. Use the arrows buttons to adjust the contrast levels to the desired level. How do I completely override the program presets how long does override last when set ? Reposition the wall plate on the wall, pulling the wires through the opening. I have a Hunter model 42204 thermostat. Replace these parts and replenish your refrigerant so that it cycles on and off in normal intervals. Check the circuit breakers and switches to ensure there is enough power to the system. 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 thermostat works fine in all other respects. If the existing holes do not match those on the Hunter wall plate, or if there are no existing holes, visually level the wall plate and mark the wall for two holes. The auto fan feature does not operate properly, 2a. )Press Hold/Return during the Auto Recovery process to manually cancel the recovery. Save my name, email, and website in this browser for the next time I comment. 4a. Lux Pro Thermostat Manuals & Troubleshooting, White Rodgers / Emerson Thermostat Instruction Manuals, Robertshaw Thermostat Instruction Manuals, Energy Monitor Ac Programmable Thermostat Room Air Conditioners, One Touch Set & Save Programmable Thermostat, 5-1-1 Programmable Weekdays-Saturday-Sunday, Energy Monitor Programmable Thermostat For Single And Multi-stage Heatn Pump Systems, Programmable Thermostat For Single and Multistage Heat Pump Systems, Program does not change at your desired setting. Press Hold/Return until the Hold icon appears. If you are not a member of the trade, please post in our Q&A sub, r/hvacadvice. Hire a professional electrician if you are inexperienced with electrical work. Locate, but do not disconnect the wires. If you notice extra numbers on the display, confirm that you have removed the mylar overlay from its surface. Although, some manual thermostats by Hunter may have additional features like backlighting or a digital display. Hunter produces a line of digital thermostats designed to maintain a home's temperature level. Press the option button until you see the letters "LCD" appear in the upper left corner. There may be as much as a 4-minute delay before the system turns on or off to protect the compressor. It may be "ON"or in Programmable Fan mode"PGMON". The thermostat will need to be re-programmed. Wait. Press Up or Down to change the hour. (If no button is pressed for 5 seconds, the unit will return to the Normal Display mode.). : Why is thermostat not working after I changed the batteries? If applicable, make sure the furnace blower door is closed properly. Thermostats can also flash a cool on message if it is working hard to produce cool air. Pretty cool, right? 9. Loosen, but do not remove, the terminal screws. Manual operation instructions are on pages 28-31. . After 15 seconds of inactivity during programming, the thermostat will return to Normal Display mode. This feature-rich unit has everything you could need to ensure simple operation and convenience. It will cut-off in Cool mode if the room temperature drops below 40F (4C). If your thermostat is displaying an error message that you've not dealt with before, the best thing to do is turn to the troubleshooting' section of the instructions manual. Remove the thermostat from the wall plate and set the HG/ HE switch to the correct position. For conventional systems and single-stage heat pumps. Ensure the System Switch is in the desired position (heat", cool", em heat"). If the display is dim, check its contrast levels. Delay periods prevent expensive repairs and irreversible damage that can happen when there is too much pressure in a compressor. Remove the front plate, and replace the two AA batteries. 3 1 HVAC Skilled trades Careers 1 comment 8. It was a time. Post in the comments! It is a Hunter Thermostat 44155c. Also could not figure out how to change the batteries. Note that if your system has malfunctioned and no longer responds to thermostat controls, the Auto Cut-Off will have no effect. It should be as simple as flicking the system switch to the OFF position. Product Description. Hunter t. If the reset button doesn't work, remove the batteries and wait for the screen to go completely blank. 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. If you have a manual you would like to list, submit it here. 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. (Release the button when the display flashes.). A thermostat can flash "cool on" without blowing air due to electrical surges and dying batteries. Smart Home Perfected is a trading name of Origin8 Tech Limited, Company Registration 641137 / Tax Registration IE3593594BH, Smart Home Perfected 2019 - 2023. Programmable thermostats offer you the ease of setting the temperature according to a schedule. It only costs $30 or less to replace fuses on your own, but it is much safer to hire an HVAC professional. Press Day/Time. 43054 43054--WALL THERMOSTAT For Conventional Systems and Single Stage Heat Pumps. The program will not change at my desired setting. However, even the company continues to combine old school craftsmanship with innovative technology and designs. As far as the information contained with Hunter thermostat manuals is concerned, you can choose to flip to the relevant heading by checking out the extensive Table of Contents (ToC). Check the batteries and battery connections. on Hunter 44155c / 44157 Thermstat Installation and Operation Manual, Hunter 44155c / 44157 Thermstat Installation and Operation Manual. If your thermostat started flashing cool on after a power surge, you need to inspect the fuses. Filter change indicator will flash after 400 hours of system use as a reminder to check or change your filter. (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.). Press Program to save the hour and adjust the minute setting. Also nothing is turning on. The best place for the thermostat is the room where you spend the most time, in many cases the living room or kitchen. However, thermostats are known to operate poorly in the aftermath of a power outage. Wait. The thermostat will need to be re-programmed. With that said, it is important to understand the problem because it will help determine your solution. Check to see if the correct furnace type is selected under the system settings in options, The program will not change at my desired setting. 5e. Check that the time is set properly to AM or PM. Move HG/HE selector to opposite position. The AM/PM indicator will be off when the thermostat is in 24 hour mode. Thermostat permanently reads E1, E2, or E3 after pressing the Reset button. I haven't been able to find anything on this. Next, locate the switch in the lower-right corner and check that it is on the proper setting: If your home's heating source is a gas furnace, use "HG;" for an electric furnace, use "HE;" and for a single stage heat pump, use "SSHP.". Remove the wall plate and drill two 3/16 holes where marked. If your system has 4 wires, ensure the jumper wire is installed between the RC and RH terminals, My system continues to operate when the thermostat is in the off position. If you do not wish to use this feature, simply change the switch to the DISABLE position. 5f. 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. Luckily, many thermostats have built-in features that prevent users from restarting during the delay period. How to find your Hunter Thermostat model number? If the display is still not functioning properly, you will need to take a closer look at the thermostat's wiring. You can also find the number of the technical support group at the end of this section, in case you require special assistance. You may find the answer to your question in the FAQs about the Hunter 44157 below. LENNOX HEAT PUMP RUNS FOR 45 MIN AND SHUTS OFF. Power outages are bad news for any appliance that runs on electricity, and it renders them useless. Using the provided stickers, label each wire according to the chart. This mode indicates that something is wrong and that your thermostat is protecting the compressor. Error appears on a thermostat followed by a code to indicate a specific problem. The same can happen if you use the wrong type of battery for your thermostat. Push any excess wire length back into the wall to prevent interference. 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. Lets take a look at the three main reasons your thermostat is flashing cool on but isnt working. 44272, 44277, 44033-01, 20100511, 44033-01, 44127, 44132, 44133, 44134, 44067-01, 20120803. After the system stops running in cooling mode, there will be a 3.5 minute delay before it can be restarted to prevent compressor damage due to rapid cycling. Locate the HE/HG switch on the back of the thermostat. Not only will it stop working, but it will fail at either the hottest or the coldest time of the year. Turn the system power OFF from the existing thermostat. (The ends of any extra wires should be wrapped in electrical tape and carefully pushed back into the wall.). 5c. If you have a wire marked C, do not connect it to any terminal. Prepare Your Lawn Mower For Spring (Lawn Mower Maintenance Checklist). In other cases, you may have to turn off power to the device and examine its wiring. Press J to jump to the feed. Wires should be inserted behind the black terminal shields.Tighten each screw after the connection has been made. Some models may have doorsthat open to expose the wires and mounting screws.). Lets take a look at the quickest and most reliable fixes when your thermostat flashes cool on but just wont work. Our Technical Support Group is available from 8 am to 5 pm CST. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. You must Reset and reprogram the thermostat after replacing the batteries if the thermostat has entered Error mode. 2. Thermostats typically take AA or AAA batteries, and most of them have compartments meant for two. Hunter Fan Company : Part Number 44157 : Item Weight 7.7 ounces : Product Dimensions . Add to cart. You can view and purchase a new, programmable thermostat by visiting Hunter Home Comfort online. Not able to change temperatu My Hunter 44110 thermostat is flashing the number 4 and even if I set the thermostat at 68 degrees, it will go back down to 60 degrees both during the day and at night. Thermostat batteries last up to 12 months, but they can die before then. Many people prefer to operate their thermostats manually, adjusting settings as needed. Dead batteries are the easiest solution besides simply waiting out the delay period. Ask an Expert Home Improvement Questions HVAC Questions No 4 flashing on Hunter 44110 thermostat. (You can make changes at any time when the thermostat is in Program mode.). My heating or cooling will not turn on or off. Your new Hunter thermostat will provide years of reliable service and year-round energy savings. They can keep help regulate your temperature without using too much energy. I dont know the model number or how to operate this thermostat Struggling to change system from cool to heat. Nest thermostats typically automatically charge the battery when it gets low before it drains completely. Hunter 44260 programmable thermostat owners manual, Hunter fan programmable thermostat installation and operation manual (55 pages), Hunter fan thermostat user manual (2 pages), Set & $ave programmable thermostat (59 pages), 5-1-1programmable weekdays-saturday-sunday (37 pages), Touchscreen programmable thermostat (78 pages), Hunter auto saver 550 owner's manual (38 pages), Manual will be automatically added to "My Manuals", Connect Wires and Mount Thermostat to Wallplate, Thermostat Hunter 44260 Installation And Operation Manual, Thermostat Hunter 42711-01 Installation And Operation Manual, Thermostat Hunter 44272 Installation Sheet, Thermostat Hunter 44272 Hoja De Instalacin, Thermostat Hunter 44277W Installation And Operation Manual, Thermostat Hunter 44860 Installation And Operation Manual, Thermostat Hunter 44377 Manual Del Propietario, Thermostat Hunter 44550 Manual De Usuario. Match and connect the wires from the wall to the terminals as shown. How do I turn the heat pump off with a 44155C thermostat? Anyone have a manual for a 44300a model? Follow along as we explore the possible causes and solutions for a thermostat that flashes cool on but isnt working. Can't find the answer to your question in the manual? Anyone know what this means? It can be harmful to restart your thermostat when it is in cooling mode. Get free, zero-commitment quotes from pro contractors near you. Press and hold Up or Down for one second to enter Manual Override mode. As an engineering graduate, I love the idea of using technology to transform how we engage with the physical world. I am trying to convert a 8 wire weatherton mercury stat to a hunter 44260 5 wire stat The weathertron has the following R - red wire T - brown wire O - read more. (The LCD will begin to flash). Move the #1 System Set-Up Switch (HG/HE) to the opposite position. Lift the thermostat cover and set the SYSTEM switch to OFF and the FAN switch to AUTO. Thermostats display the message cool on and cease working after power surges and outages. Programming Studies conducted by the Department of Energy estimate that setting your thermostat back 10F (6C) for two 8-hour periods (When you are away and asleep) during winter can reduce your fuel bill by as much as 33%. IF UNIT CONTINUES TO OPERATE IN THE OFF POSITION, THERMOSTAT PERMANENTLY READS "Hi; TO," OR "Error" AFTER PRESSING RESET BUTTON. 4. Hunter thermostat troubleshooting table reflecting the most widespread cases of malfunctions and means of their removal is given below. Thermostat Parts 2 . Product use and warranty applies to the 48 contiguous United States. Reset the thermostat and reprogram your settings. The fan outside or the blower fan inside is not running. Model 44360 7 -day Programmable. If your system has 4 wires, ensure the jumper wire is installed between the RC and RH terminals. Com4Tel Client/Server Installation Manual, Two 1.5 Volt (AA) size alkaline batteries. 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 has worked in the past, but no longer clears the warning. 1. 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). The span setting can be adjusted if your system is cycling too fast or too slowly. To restore the thermostat to the original factory settings, press the reset button with a paperclip. Please read this manual before beginning installation and save this booklet for complete operation instructions. Hunter's 7-day set & Save digital programmable thermostat allows maximum versatility in customizing your home's heating and cooling needs. Continue to press the Up button, but release the Reset button when the LCD turns on. 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. Manage Settings 1a. . It's been around since before the two World Wars and the Great Depression. Span setting mode allows you to adjust the system ON/OFF cycle rate. Troubleshooting a thermostat can be tricky between all of the messages and error codes that they display. Select either STD (Standard) or HP (Heat Pump) to match your system. A "cool on" message can also appear if the thermostat logs out or times out on its own. Honeywell Home Wifi Thermostat Smart Room Sensor. You can read our DMCA policy here. Loosen the screw securing the leftmost wire in place and confirm that the wire is properly inserted into the terminal. Check terminal connection. Daffodils and tulips make their early presence known, and of course, there is your Do You Need Your Thermostat Repaired or Reprogrammed? INDIGLO Night-Light will backlight the display for easy viewing in the dark. I have a new Hunter 44860 programmable thermostat installed by a qualified technician. You can enter the model number, name or description. 7-day programmable thermostats allow you to set different temperature settings for all days of the week. 4b. System type Locate the System Type switch on the back of the thermostat. Slide the System Switch to HEAT or COOL to program the corresponding system. 5-2 programmable thermostats allow you to set a series of temperatures for weekdays and a separate set for weekends. Open the cover and use a straightened paper clip to press the reset button. All rights reserved -. Check the circuit breakers and switches to ensure there is enough power to the system. On the remote there is a picture of a house. 1. Check the Fan Switch. We and our partners use cookies to Store and/or access information on a device. How do I get rid of the flashing 'Filter' on the display? The wires must be labeled prior to removal to ensure proper reconnection. Replace the faceplate and examine the display. (Auto Recovery will not operate if Permanent or Temporary holds are on. - YouTube 0:00 / 4:41 Hunter thermostat model 44110 is blinking 2. All Rights Reserved. This can happen even if there isnt an event such as a power outage or electrical surge. After all wires are labeled, disconnect each wire and remove the existing wall plate. Many homeowners have scratched their heads the words cool on flash on the display yet the thermostat wont work. Check the HE/HG Switch to ensure it is set to the correct position. Check the Heat/Cool function switch to ensure it is set to the desired position. A thermostat can flash cool on without blowing air due to electrical surges and dying batteries. Check your thermostat. 1. This manual is also suitable for: Set & save 44260 Not only will it stop working, but it will fail at either the hottest or the coldest time of the year. All imagery and manuals are copyright Hunter. If all battery power is lost, programs and timesettings will be erased. Yes, a thermostat can cause short cycling and it can increase energy bills. Position the new wall plate on the wall and pull the labeled wires through the opening. An outage can cause a thermostat to display incorrect messages over and over, and it can be frustrating. (If your HVAC system has malfunctioned, the system will no longer respond to thermostat controls and the Auto cut off will have no effect.). See pages 44-45 for more information. Clear the flashing number, Hunter 44110 No views Oct 23, 2022 0 Dislike Share Save Calvin G. Williams 1.61K subscribers I had a flashing 3 on my Hunter 44110 thermostat. Vocational, Technical or Tra. 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. 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. (The switch has no effect when the system is set to. Check that the system selector key is in the correct position ("HEAT; "COOL'or "AUTO"). Questions about your Manual? Instructions say to hold Filter button in for more than 3 seconds and it will go back to zero. 1. The fan outside or the blower fan inside is not running. Next, remove the faceplate as before and examine the wiring on the rear of the plate. Provide a clear and comprehensive description of the problem and your question. Before you replace it, try these tips to get your Hunter programmable thermostat working again. Be sure to have your model number and receipt handy! The good thing about locating the model number for Hunter digital thermostats is that the whole process is relatively painless. 1c. Need manual for programmable thermostat model 44860 serial #186219 4110 The consent submitted will only be used for data processing originating from this website. That means you can set a different temperature for the time you're at home and another for when you're not. Press and hold the Reset button for two seconds with the tip of a paper clip. Dying batteries can cause thermostats to malfunction and display icons, error messages, and inaccurate numbers. Check to make sure that your fuses arent blown and wires arent damaged after a power surge. 1. Licensed electricians and HVAC professionals are best suited to wire thermostats. Place the thermostat about one and a half metres above the floor, not in the sun and not on an outside wall. If you're unable to resolve the issue by troubleshooting, contact Hunter Home Comfort by visiting www.HunterHomeComfort.com or call 1-888-880-3267. If this fails to solve the problem, the next step is to check the batteries. To reset the unit to Fo, press only the Reset button. A flashing cool on message is a great example of such strange behavior, and it is often at the root of the problem. If the screen is completely blank and you can't get it to work again by replacing the batteries, then your programmable thermostat has just become an overpriced doorstop. What's not to love about programmable thermostats? 1. The screen will flash an ERR message and shut your system off until the batteries are replaced with new AA alkaline batteries. After 5 minutes, the pressure generally returns to normal and the thermostat will allow you to reset. From https://www.justanswer.com/ythi\rJustAnswer Customer: Hunter thermostat model 44110 is blinking 2.\rJustAnswer Customer: yes, I get that if you hold the up and down for three seconds, you get the option to change the span of how it runs,1 less often, 2 ideal, 3 for more often.\rJustAnswer Customer: this was working yesturday, and I have changed the filter and reset the filter\rTim H.: HVAC Professional: Hi, I'm Tim and I'm an HVAC expert here to assist you with your questions.\rTim H.: HVAC Professional: Please provide all information I request as it makes it more difficult to troubleshoot something when I'm not there onsite.\rTim H.: HVAC Professional: Essentially, you become my eyes and ears.\rTim H.: HVAC Professional: Thanks for the opportunity to help.\rTim H.: HVAC Professional: What exactly is flashing?\rTim H.: HVAC Professional: Could you be more specific?\rJustAnswer Customer: So the number 2 appears for half a second, and then dissappear for half a second.\rJustAnswer Customer: This process repeats itself, and is what I am calling \"flashing.\" Maybe 'blinking' is a better term?\rTim H.: HVAC Professional: \"2\" as part of the temperature displayed?\rTim H.: HVAC Professional: Or are you in a setup menu?\rJustAnswer Customer: \"2\" from the SPAN display.\rJustAnswer Customer: right above the \"cool\" on the display.\rJustAnswer Customer: If you hold the up and down together for three seconds, it gives you the option to adjust between 1 and 3, 2 being the ideal.\rJustAnswer Customer: I can change it to 1, 2 or 3, they still blink, and AC won't come on (there is Def power going to the blower, and the AC unit.\rTim H.: HVAC Professional: Lets try this: take the front part of the thermostat off the wall, loose from the back part and wiring.\rTim H.: HVAC Professional: Take the batteries out of the thermostat (if applicable) and lets leave it off the wall with no batteries for 20 minutes or so, then put fresh batteries in and remount.\rTim H.: HVAC Professional: Let me know if display still flashes 2.\rJustAnswer Customer: I took the wires out, made sure there was a good connection, took out the batteries, put in brand new ones (waited 20 minuets for any capacitors to power down), and put the face plate back on carefully, and presto, still blinks (although it blinked 4, but as soon as I set the span, it went back to blinking 2), everything else stayed the same, not blinking\rTim H.: HVAC Professional: Chadd, it sounds like you have a defective thermostat.\rTim H.: HVAC Professional: Do you know how old this unit is?\rTim H.: HVAC Professional: Lets try one other thing.\rTim H.: HVAC Professional: On page 4 of this manual: http:/hunter-thermostats.com/booklet/44110.pdf It talks about pressing a reset key.\rTim H.: HVAC Professional: Let's try that before going any further.\rJustAnswer Customer: I did that long before I talked to you.\rJustAnswer Customer: I will try a new thermostat, but I wonder if it's the wire leading to he unit.\rJustAnswer Customer: That is outside, and there is a tree growing near by, could roots have done this?\rTim H.: HVAC Professional: No, that would not cause a flashing \"2\" on your thermostat.\rTim H.: HVAC Professional: If you look at the booklet I gave you, is it the flashing \"2\" for the \"span\" or is it just the small \"2\" indicating which program its in?\rJustAnswer Customer: Flashing 2 for \"span\"\rTim H.: HVAC Professional: Yeah, that should not continue to flash once a selection is made.\rTim H.: HVAC Professional: I'd say the thermostat is bad.\rTim H.: HVAC Professional: Just an FYI, Hunter thermostats are low end thermostats.\rTim H.: HVAC Professional: You'd be better off with a Honeywell or White Rodgers.\rTim H.: HVAC Professional: Chadd, let me know if you have additional questions.\rTim H.: HVAC Professional: Otherwise experts work at their own time and expense.\rTim H.: HVAC Professional: Feel free to post back with any additional questions.\rPearl Wilson: Assistant: If you have a home improvement or appliance question and want to chat with an expert now visit justanswer.com/ythi