1 d
Honeywell thermostat wait won?
Follow
11
Honeywell thermostat wait won?
Why is my A/C not working? Follow our Honeywell thermostat troubleshooting guide to identify the issues impacting your home cooling device. Finally, choose the “reset” option on your thermostat screen. When your thermostat has restarted, you'll need to reset the schedule. Note: You may need a screwdriver to release wires from terminals. If the fan symbol is illuminated, it means that the fan is set to the “on” mode and will run continuously, even when the temperature is not being regulated. You will be able to fix the problem by reading till the end of this article. Honeywell's Total Connect Comfort is the perfect solution if you travel frequently, own a. This exchange-traded fund is positioned to give investors exposure to companies taking meaningful steps toward reducing greenhouse gas emissions -- will it work and will it make yo. When the power supply to the thermostat is interrupted, the thermostat. To activate cool mode on your thermostat, tap Mode on the device screen until the mode changes to Cool. Fortunately, there are ways to troubleshoot and fix the problem. If you have an old Android phone sitting around collecting dust, and you've been pining for smart thermostat but don't want to drop the cash on one, then the Android Thermostat mig. Sep 30, 2023 · Check your electrical panel. By clicking "TRY IT", I agree to receive newslette. Auto mode on a Honeywell thermostat refers to a setting where the thermostat automatically switches between heating and cooling modes based on the temperature you set. This will usually be located towards the bottom right-hand side of the thermostat panel. Find out about the Honeywell Wi-Fi Programmable Touchscreen Thermostat that lets you control the temperature in your home through your smartphone or computer. Scroll down to "Thermostat Information Write down the four-digit code under "Date Code Then, press the "back" arrow and scroll to "Installer Options It will ask for a password. The thermostat will be reset to factory settings. Release the “Reset” button Oct 18, 2023 · The sensors in the thermostat play a crucial role in measuring the temperature and communicating with the cooling system. Hold the blank box until your Honeywell thermostat’s screen changes and displays your Model ID. Nov 15, 2023 · Honeywell thermostat says "Wait" which means that the thermostat is temporarily delayed before activating your heating or cooling system. Google’s Nest unit today launched its newest thermostat. If that doesn't work, check the thermostat for any loose wires and check your circuit breaker. To fix the problem you'll need to reset your thermostat. Read our guide to determine whether a smart thermostat or programmable thermostat is better for your home. Jan 24, 2023 · To get your Honeywell thermostat off wait mode, press the “Up” arrow button on the front of the thermostat until the display reads “Off Once you have done this, you can use the other functions of your Honeywell thermostat. Fortunately, you don't have to reprogram the thermostat. It might clear out sooner or even take an extra couple of minutes, so I … Why is my thermostat display showing “wait,” “waiting for equipment,” or flashing “cool on”? Each thermostat model has a different display message when a delay … To fix the Honeywell Thermostat Wait Message, first, try waiting for five minutes to see if the problem resolves itself. We'll cover those here, as well as how to solve these problems. Let them stay for 5 seconds. If your air conditioner is running continuously and you're wondering, Why my Honeywell thermostat won't turn off ac- you're not alone. Turn on the device’s power supply, and wait for it to boot up. Simply wait for it to reboot In troubleshooting your Honeywell thermostat's "System Wait" message, remember to check for power issues first. It could be that your thermostat is not currently receiving power due to the batteries drying up or a problem with the power source. Once the display is off, release the power button and wait for a minute or two. You'll know that booting is complete when the thermostat displays its home screen. But before you change the batteries, make sure that they are the right. These messages can show up when the t-stat has just turned off the HVAC. Steps to restart your Wi-Fi router are given below. Get the Lyric app to do this step and ensure correct thermostat operation. A blinking “Cool On” message can appear due to dying batteries, a power surge, or a power outage. Press the Up or Down Arrows to change the number on the right to 0 Reset the Thermostat. Also, make sure that the fan setting is set to Auto, especially if your Honeywell Thermostat says cool on but no air seems to come out. The first thing to check is the batteries. If there's a flashing snowflake on your Honeywell thermostat, it is in delay mode to prevent short cycling. May 15, 2023 · Method 1: Power Cycling the Thermostat. Get support for your T6 PRO SMART THERMOSTAT, from installation and manuals to troubleshooting tips and replacement information. Checking Thermostat's Calibration - Thermostat calibration is a term related to thermostat repair. For any concerns or questions regarding your thermostat’s operation, it’s always. First, check if the batteries need changing - even if they still show as having charge, old or worn-out batteries could be causing an issue wait for approximately 10 seconds before releasing and powering back up Make sure the breaker is in the "ON" position or replace any blown fuses. If you replaced the batteries on your CT3200, CT3300, T8112, T8132 thermostat and are still getting the LOW BAT message, follow these steps: 1. Check if the … Step1- Connect the thermostat to your home Wi-Fi (Setup on thermostat display) Once installed and configured, the thermostat will prompt you to connect to Wi … If your ac is not working and the thermostat says wait, this is caused by a delay mode also known as short cycle protection, a feature on any air conditioning … If the display screen is blank, check if the furnace door is shut properly, as an open door may prevent the central HVAC system from activating. Or it might be facing a slight delay or using the compressor protection feature. If your thermostat does not have this auto-updating capability or the date is not enabled, you will need to manually adjust the time and date on your thermostat. This is done to prevent damaging the HVAC system compressor. As there is a good chance that your thermostat is going through a restart or running some checks. 2 Step 1: Be patient and Wait3 Step 2: Change the batteries or Check your Thermostat's C-wire4 Step 3: Restart your HVAC System5 Step 5: Check for any faulty wires. Thus, you can manually change the temperature in your home without reprogramming everything. If you have a wire in the R terminal and no wire in the RC terminal, verify the. 1 Adjusting program schedules 5 Setting functions and options 6 System setup 7 Frequently asked questions 8 […] Apr 25, 2023 · Honeywell 6000 Series: If your thermostat falls under the Honeywell 6000 Series category, make sure the thermostat is turned on. Auxiliary heat will typically turn on when the outdoor temperature drops lower than the recommended working condition of a heat pump, in many cases below 32 degrees. However, your thermostat might experience challenges that. If the batteries have low power, the thermostat won't be able to detect the surrounding temperature. Then, take out the thermostat's batteries and place them aside. Detach the battery compartment and remove the old batteries. Insert the batteries in reverse polarity, positive to negative and vice versa. If your Honeywell thermostat isn't functioning properly after replacing the batteries, you can reset it to get it working again. Wondering why you are getting a connection failure message on your FocusPro thermostat device? Check out this Honeywell Home support article for help. Before you decide to fix the Honeywell thermostat cool-on flashing error, you must wait for about 5 to 10 minutes. Honeywell Thermostat Won't Turn ON After Replacing Batteries. The Honeywell thermostat system says wait on cool when it is prolonging an activation of your HVAC system. Honeywell (HON) Stock Looks Ready for a Rally. Resetting your HVAC equipment from the circuit breaker can help you fix the Wait message if changing the batteries does not work. Learn how to diagnose the issue with your Honeywell thermostat. Hello, I have a honeywell visionpro 8000 thermostat that won't go into setup mode. If the batteries are dead, the thermostat will not turn on. You see this in inductive and capacitive loads. Press the Up or Down Arrows to change the number on the right to 0 Reset the Thermostat. If you have a Honeywell thermostat in your home, you may have encountered a problem where it is unable to obtain an IP address from your router. Step 3: Reset the Thermostat. Use a screwdriver to pry the o. Jan 13, 2024 · Restart the Thermostat and the Router. One of the key benefits. Learn the common causes, step … Your Honeywell thermostat says “wait” when it is balancing out the pressure in your compressor. These include the RTH8580WF, VisionPRO TH8320WF, VisionPRO 8000, et al. Use a room … If that’s not the case, try the following steps: Verify that the thermostat is switched to cool mode and has a cooling set point below the room temperature … The "Wait" message on a Honeywell Thermostat means the thermostat is waiting to activate the HVAC system. 2 Restart thermostat5. Honeywell 1st Stage Heat Pump With Auxiliary/ Emergency Heat (7 wire) This is also known as a 7 wire honeywell thermostat wiring. u.s foods Learn how to diagnose the issue with your Honeywell thermostat. If your Honeywell thermostat is not turning on, you have a major problem on your hands. If the screen goes black, it means you cannot use the device. After the reset, reconfigure your thermostat’s settings, including the Auto Mode preferences. Record the "Date Code". To reset your Honeywell thermostat: Turn off the thermostat switch; Open the battery slot and remove the batteries; Insert them backward and wait about 5 to 10 seconds I have a State Industries GS650YBRT 300 water heater with the Honeywell electronic gas control valve. Locate the batteries by removing the battery compartment tray or cover or by removing the unit's faceplate. Change the number on the left to 0165 and the number on the right to 1. Having trouble with your Honeywell thermostat? Browse Honeywell Home’s library of thermostat troubleshooting resources and guides. Jul 3, 2024 · If you go beyond these ranges, the HVAC won’t kick in Wait 5-10 Minutes. Confirm you have a C wire in the C terminal. Auxiliary heat will typically turn on when the. Step 3: Reset the Thermostat. Amazon held an event this morning, and wow-oh-wow did they announce a lot. There is usually no problem when your thermostat says 'wait' before it. Resideo App Tutorial Honeywell Home T5 and T6 WiFi thermostat connection failure Honeywell Home T5 and T6 thermostat WiFi reset with Android View All Videos. Insert the batteries in reverse polarity, positive to negative and vice versa. The specific reset process may vary depending on your Honeywell thermostat model. The arcing will make the contacts dirtier, leading to more buzzing and arcing. Today, it is one of the leaders in providing solutions for connected homes, including delivering a variety o. Use a room … If that’s not the case, try the following steps: Verify that the thermostat is switched to cool mode and has a cooling set point below the room temperature … The "Wait" message on a Honeywell Thermostat means the thermostat is waiting to activate the HVAC system. Oct 23, 2023 · If your Honeywell thermostat displays the “Waiting for Update” message, there are a few things you can do: Be Patient: Depending on the size of the update and your Wi-Fi connection speed, the process may take some time. how much do phlebotomist make Follow our guide for some great troubleshooting steps. For many Honeywell thermostats, for instance, resetting is a necessary first step. Select "Reset" and then "Factory Reset Performing a WiFi Reset: Honeywell Home Thermostats (RTH6580WF, RTH9585WF, RTH6500WF, etc): 1. However, your thermostat might experience challenges that. Bypass preset schedules and change the temperature as you wish. With some models such as the T4 Pro, you must press the “+/-“ or “up/down” buttons and then press “Cancel” or “Remove hold You can deactivate the Lyric T5 Wi-Fi by pressing “Permanent Hold” and. The first thing to check when your Honeywell Pro Series thermostat fan won't turn off is the fan setting itself. Amazon held an event this morning, and wow-oh-wow did they announce a lot. The thermostat can help identify and prevent widespread. STEP 2 - Use a coin to open the battery compartment of Honeywell thermostats. Locate the fan limit switch, which is usually located on the furnace or air handler's blower compartment. Press the PROGRAM button thrice. Verify your thermostat’s wiring. The Honeywell RTH5160 thermostat can be reset with a few simple steps. Honeywell is one of the biggest names in home heating. However, understanding how to properly operate an. Confirm you have a C wire in the C terminal. once upon a time fanfiction emma keeps henry 2 Resetting Settings3 Testing Functionality. Note that the procedure for activating Cool mode on your Honeywell thermostat depends on the model you have. Confirm the message "Cool On" is solid ("Waiting for Equipment" is not displayed ) on the thermostat display. The arcing will make the contacts dirtier, leading to more buzzing and arcing. Smart thermostats! Flying security cameras! Robot companions! Didn’t tune in or have time to catch it all. If your Honeywell thermostat won't go above 70, it is likely due to the temperature limit setting. Set your thermostat to the lowest temperature reading while making sure the mode is set to Cool. Jan 9, 2024 · Get your current WiFi network name and password. The faceplate is typically held in place by clips. Select "Reset" and then "Factory Reset Performing a WiFi Reset: Honeywell Home Thermostats (RTH6580WF, RTH9585WF, RTH6500WF, etc): 1. Wait 5 minutes for the system to respond. Update the thermostat's software. RTH6500WF Thermostat manuals and instructions online In this article, I explain the reasons why your Honeywell thermostat fan won't turn off. Restarting the router can do miracles in case of most of the connection issues.
Post Opinion
Like
What Girls & Guys Said
Opinion
74Opinion
This step helps you safely rule out the compressor protection feature Aug 10, 2023 · Find the “Reset” or “Restart” option in the settings menu of your thermostat. A malfunctioning thermostat fan can disrupt the comfort and efficiency of your home's heating and cooling system. Doing this will let you check if your thermostat can reliably control the cooling within your home. 2 Restart thermostat5. Honeywell thermostats go into recovery mode between being in an energy-saving state and turning back on. Turn on the power to the system and the thermostat by flipping the circuit breaker or the disconnect switch to the ON position. It's possible that you inadvertently set the fan to "On" instead of "Auto When set to "On," the fan will run continuously, even when the. Factory Reset. 1 Initiating occupancy mode: commercial use 8. Explore our troubleshooting guide to learn more. Use electrical tape or a wire connector to connect the "G" wire to the "Y" terminal. Step 2: Press the Down Arrow button until Reset appears on the screen. Resideo App message: "Unable to find Thermostat". Step 2: Remove the faceplate. Solving this is as simple as changing a heat setting, turning on a tripped circuit breaker, or replacing the thermostat's batteries. This Honeywell Home Support page offers steps to bypass the schedule on your TH2210DH, TH2110DH, TH2210DV, or TH2110DV. 1. Wait For 10 Minutes. How to lock the screen on a Honeywell Vision Pro 8000 screen. This is the normal setting for a system fan Contents hide 1 Honeywell Home 8000 Wi-Fi VisionPRO Thermostat 2 Quick reference: residential use 3 Connecting to Wi-Fi 4 Registering your thermostat online 5 Setting 5. When your compressor is balanced, your air conditioner. tl 121 oval yellow pill RTH6500WF Thermostat manuals and instructions online In this article, I explain the reasons why your Honeywell thermostat fan won't turn off. Sep 18, 2023 · If your Honeywell thermostat isn’t functioning properly after replacing the batteries, you can reset it to get it working again. By following the steps and tips we have provided, you should be able to troubleshoot Honeywell thermostat fan and get it back to normal. Jan 11, 2024 · Fortunately, there are some simple ways to fix Honeywell thermostat fan stuck on. This should reset the controls and make them responsive again. Jan 22, 2022 · Low Batteries. Replace dead batteries, tighten loose wiring, or replace a failing transformer. When you see "Wait" or "Waiting for Equipment" on your Honeywell thermostat, it's signaling that the system is currently in a safety delay. Fixing your Honeywell's blank thermostat screen is easy to do yourself, and rectifying the issues can be as easy as replacing the batteries, reconnecting a loose wire, or adjusting the screen's brightness. Otherwise, your compressor can overload, and it may break from too much pressure and overuse. For other models such as the T4 Pro, press the +/- or up/down buttons first then press Cancel or. If the issue persists, you can try resetting the device by pressing both buttons simultaneously for several seconds until all of its lights flash in unison. This is because of the compressor protection feature which prevents your HVAC system from turning on too quickly after events like power cycling, power outages, flipped switches or tripped breakers, or even after. If your thermostat does not have this auto-updating capability or the date is not enabled, you will need to manually adjust the time and date on your thermostat. Honeywell thermostats are known for their reliability and user-friendly design. Understanding the purpose behind this feature sheds light on why it's best left as it is. pathfinder kingmaker sword saint build If these icons are flashing, the thermostat is in delay mode, which can last up to 5 minutes. See full list on h2ouse. Auxiliary heat will typically turn on when the outdoor temperature drops lower than the recommended working condition of a heat pump, in many cases below 32 degrees. In this article, we will show you how to troubleshoot Honeywell thermostat fan and get it back to normal. You see this in inductive and capacitive loads. Remove the old batteries and clean the inside of the holder. Honeywell is a trusted brand known for its innovative and user-friendly devices. You’ll know that booting is complete when the thermostat displays its home screen. 0l engine is what allows coolant to flow from the radiator to the engine. A "HOLD UNTIL" message will appear, followed by the time of the next schedule change. Checking Thermostat's Calibration - Thermostat calibration is a term related to thermostat repair. It might clear out sooner or even take an extra couple of minutes, so I highly recommend giving it a solid 10 minutes so you can verify the issue is not the compressor protection feature. Additionally, verify the fan and system mode settings to make sure they align with your desired temperature. When it comes to controlling the temperature of your home or office in Shreveport, LA, Honeywell controllers are the best choice. Step 3: Select Reset to complete factory reset. Open the Settings – WiFi on your mobile device and connect to the WiFi network named “NewThermostatxxxxxx”. Wondering why you are getting a connection failure message on your FocusPro thermostat device? Check out this Honeywell Home support article for help. Check the thermostat display for cooling, usually indicated by the words "cool on" or a snowflake icon. holiday inn smoking rooms However, you can troubleshoot and fix most issues yourself. If it persists, you may need to call a professional to inspect your HVAC system. Check the fan limit switch. If your Honeywell thermostat displays the "Waiting for Update" message, there are a few things you can do: Be Patient: Depending on the size of the update and your Wi-Fi connection speed, the process may take some time. If your thermostat says wait/ leave/ hold/ sleep/ return, it has received a command from someone, and it's trying to process or obey the command. 2 Setting the fan 6 Preset energy-saving schedules 7 Adjusting program schedules 8 Viewing equipment status 8. If you use a touchscreen model, press the "Menu" button to access the settings. Installing your thermostat. The faceplate is typically held in place by clips. *If your thermostat does not display WiFi Setup remove the thermostat faceplate from the wall plate for 30 seconds and then reattach it. This comprehensive guide will help you understand. Mar 21, 2023 · Outdoor AC condenser unit is not powered up. If the thermostat display is still blank, you have to keep on troubleshooting Check the wiring. This will reveal a blank box. If you are unable to complete the connection process on your Honeywell Wi-Fi thermostat, try the following before proceeding: The "Wait" message on your Honeywell thermostat means that it needs time to balance the pressure in the compressor. Others include an AC whose thermostat fan won't work, or the thermostat shows COOL but won't work or blow air. It might be a very simple solution. When the batteries are low or completely dead, the screen may go blank. Some Honeywell thermostat models, such as the RLV4305A line-voltage thermostat, have a little door on the thermostat cover. Honeywell (HON) Stock Looks Ready for a Rally. Honeywell thermostats are equipped with various symbols that help you understand and operate the thermostat. Your Honeywell thermostat often gives your HVAC unit five minutes to start up to prevent the units from short cycling.
It indicates whether the fan is set to “auto” or “on” mode. This is because of the compressor protection feature which prevents your HVAC system from turning on too quickly after events like power cycling, power outages, flipped switches or tripped breakers, or even after. Connecting to your Wi-Fi network. To replace the batteries, follow these steps: Turn off the power to the thermostat from the circuit breaker. The first thing to check is the batteries. flashcore Note that the procedure for activating Cool mode on your Honeywell thermostat depends on the model you have. A malfunctioning thermostat fan can disrupt the comfort and efficiency of your home's heating and cooling system. Press the plus "+" and minus "-" buttons simultaneously and hold for 3-4 seconds to unlock the thermostat. When encountering the "Waiting for Equipment" message on your Honeywell Thermostat, follow these steps to reset it: Turn off the thermostat by pressing the power button or switching it off at the circuit breaker. With most Honeywell thermostats, however, opening the cover is the same thing as removing the face or front of the thermostat (not the base plate). Then goes immediately back to normal screen. Detach the battery compartment and remove the old batteries. Web connected thermostats are great, but they're expensive. rhino 69 The first thing to check when your Honeywell Pro Series thermostat fan won't turn off is the fan setting itself. If "wait" is in the screen or "heat on" is flashing - wait 5 minutes for the system to. A basic WiFi reset can be completed by removing the thermostat face plate from the wall plate for 30 seconds and then reattaching it. First, turn the power off to your thermostat and wait at least one minute before turning it back on. Select Reset and confirm. The Honeywell Vision Pro 8000 thermostat has a programmable touch screen that allows you to program your temperature settings and view the current settings. Make sure that the furnace door is closed securely. aldactazide After the close of tradin. Congratulations on your purchase of a Honeywell Wi-Fi programmable thermostat. Check your jumper selector switch. If it is directly connected to a power source, then check if the power source is working or not. A thermostat is a device that controls a building's HVAC. Turn off the thermostat's power by either removing the batteries or switching off the circuit breaker if it's hardwired Wait for a few minutes to ensure a complete power reset.
In the following chart lets take a quick look at what. A thermostat is a standard feature in most homes that we rely on to keep the atmosphere comfortable inside the house. To fix the problem you'll need to reset your thermostat. Honeywell makes some of the most dependable and popular options for thermostats on the market. Honeywell Thermostat Troubleshooting Guide (2024 Update) Thermostats play a crucial role in setting the indoor temperature. However, understanding how to properly operate an. Mar 24, 2023 · Reattach the thermostat cover: Once the new battery is inserted, snap the thermostat cover back into place. RTH6500WF Thermostat manuals and instructions online In this article, I explain the reasons why your Honeywell thermostat fan won't turn off. Nov 19, 2022 · To calibrate your Honeywell thermostat, take the following steps: Take out the battery compartment from your Honeywell thermostat and insert a set of new batteries. If the "Wait" message on your Honeywell thermostat won't go away, try resetting it by removing the batteries or resetting the circuit breaker. A blinking snowflake on a Honeywell thermostat is mostly caused by activated delay mode or an activated saver switch (if you are subscribed to one). If "wait" is in the screen or "cool on" is flashing - wait 5 minutes for the system to safely respond. Possible Causes for a Fan That Won't Turn Off Incorrect Fan Setting. Check the breakers for the thermostat, your furnace, and your air conditioner to make sure everything is powered on Check the C wire. Fortunately, there are ways to troubleshoot and fix the problem. mac allister lawn mower parts Nov 15, 2023 · Honeywell thermostat says "Wait" which means that the thermostat is temporarily delayed before activating your heating or cooling system. To replace the batteries, follow these steps: Turn off the power to the thermostat from the circuit breaker. Usually the thermostat delay should not take more than 5 minutes. If the problem persists, you may need to reset the thermostat's WiFi connection or reset your home WiFi. The Auto position will allow the system fan to operate whenever the heating or cooling system is turned on by the thermostat. This will reveal a blank box. If your Honeywell Thermostat isn't turning on, make sure to first try new batteries. Here are four tips you can use to troubleshoot your Honeywell thermostat Replace the Batteries. Do make sure your air filter is clean and clear. Follow our guide for some great troubleshooting steps. Replace with new batteries. Ensure your desired temperature is just a short distance from the current room temperature displayed on the thermostat's screen. Your Honeywell thermostat won't turn on the AC? Don't sweat! Our guide troubleshoots common issues & offers solutions. Press the "Menu" button on the thermostat Use the arrow buttons to go to "Settings" then select "Advanced Settings" Scroll down and select "Sensitivity" The current sensitivity setting will be displayed (e Medium, High, Low) Resetting your Honeywell Pro Series thermostat is a simple process that can be completed in just a few steps. p1df3 2019 ram 1500 Honeywell is one of the biggest names in home heating. It could be that your thermostat is not currently receiving power due to the batteries drying up or a problem with the power source. You’ll know that booting is complete when the thermostat displays its home screen. Restarting the router can do miracles in case of most of the connection issues. Credit: inspectapedia Last updated The temporary hold setting is when you change the temperature setting to a different temperature and it stays at that setting until the next schedule change. Honeywell makes some of the most dependable and popular options for thermostats on the market. Verify that the thermostat is switched to cool mode and has a cooling set point below the room temperature reading. To install a Honeywell thermostat, remove the old thermostat, label the wires, and install the new thermostat by matching the wires up to the device. If your ac is not working and the thermostat says wait, this is caused by a delay mode also known as short cycle protection, a feature on any air conditioning system that prevents short cycling thereby protecting your ac compressor from potential damage. Read our guide to determine whether a smart thermostat or programmable thermostat is better for your home. To set the Honeywell thermostat temperature to cool, follow these steps: Switch to Cool mode by pressing the System button on the thermostat, the Mode icon on the touchscreen, the System icon on the app, or saying a voice command, such as Set the system to cool. So these include the Honeywell RTH9580WF we demo in this example. • Off: Heating and cooling systems are off. More About How To Reset A Honeywell Thermostat • Do I need to reset my Honeywell thermostat after changing batteries? Go to your thermostat on the wall and remove it from its base Add the thermostat back to its base on the wall. Is your thermostat repeatedly resetting, even when you haven’t touched it or adjusted the settings? In this case, the thermostat may be on hold. How to lock the screen on a Honeywell Vision Pro 8000 screen. The Honeywell ST9400C manual is an essential resource for anyone who owns or operates a Honeywell ST9400C programmable thermostat. We've seen this on our Honeywell RTH9580WF internet thermostat. Next, press and hold down this reset button for at least three seconds before releasing it. Honeywell Thermostat Won't Turn ON After Replacing Batteries. From smart WiFi thermostats with room sensors and humidification control, to programmable and non-programmable thermostats, Honeywell Home products meet a variety of needs Shop All Products Customer: I have the heat on, it says wait, tries to start, then the thermostat flashes and goes back to wait- continues this non stop Contractor's Assistant: I understand that your thermostat is continuously flashing and going back to wait when you try to start the heat, and I assure you that the HVAC Technician will be able to help you with this issue. But before you change the batteries, make sure that they are the right.