Replace battery on honeywell thermostat

This video will show you how to replace the batteries in a Honeywell thermostat. It is not exactly easy but it is possible. Watch this video and you will kno...

Check out my other product unboxing and reviews:https://www.youtube.com/playlist?list=PLWITUa_LHZlJwbokzUNRkYCn4AS6migvtHow to change battery in Honeywell thermostat cool on but not working ac. Replace batt air conditioner if central air thermostat not working. Remove face-pla...Page 12: Battery Replacement - AA alkaline batteries. 69-1923EFS—01 Batteries are optional (to provide backup power) if your thermostat was wired to run on AC power when installed. Install fresh batteries immediately when the REPLACE BATTERY warning begins flashing. The warning flashes about two months before the batteries are depleted.Step 6: Connect the Thermostat Wiring. Separate the thermostat wires and expose 1/2 inch of bare metal on the end of each one using wire strippers. Feed the end of each wire into the slot of the appropriate terminal while holding back the tab with your finger. Release the tab to secure the wire.How to replace Honeywell ProSeries thermostat batteriesHow to replace Honeywell ProSeries thermostat batteryKeep your home at just the right temperature with the Honeywell Home 7-Day Programmable Touchscreen Thermostat. Choose battery-powered or hard-wired operation. Your settings stay safe with the permanent day and time backup. The advanced design provides maximum comfort by sensing whether your home needs heating or cooling.Most Honeywell thermostats display a “Low Bat” warning message about 1-2 months before your batteries will be completely depleted. Replace the batteries when you receive the low-battery message, and there will always be enough battery power enabling the thermostat to turn on the air conditioner. Good to replace batteries in any …

Unlike with other versions of the Honeywell thermostat, there is no internal battery compartment. You can easily access the batteries on the back of the thermostat. Remove the old batteries. Step 3: Replace the batteries. Replace the old batteries with two new batteries. Make sure they’re AA.View and Download Honeywell Home THX321WF2001W user manual online. Smart thermostat with RedLINK 3.0. THX321WF2001W thermostat pdf manual download. Also for: & t10+ pro, Thx321wfs3001w, Thx321wf3003w, Thx321wfs2001w, Thx321wf2003w, T10, C7189r3002-2, C7189r2002-2, C7089r3013.In this video you will learn how to replace the battery in a Honeywell All-In-One Alarm System. This includes the Honeywell Lynx, Lyric, and ProSeries system...To reinstall your Honeywell thermostat cover, simply push the cover back in place opposite of how you removed it. For most models, that means pushing the cover straight onto the wall plate or base plate. If your cover pulled up from the bottom, reinstall it by aligning the hinge tabs at the top of the cover and base plate, swinging the cover ...Pull the faceplate up and out from the bottom to remove it. Be careful not to pull the whole thermostat off the wall mount. The batteries are located at the bottom center of the thermostat. After changing the batteries, fit the faceplate back onto the top of the unit. Push it down and in to snap it back into place.Non-Programmable Thermostats. For simplicity and comfort control, look to Honeywell Home non-programmable thermostats. From the classic circular dial model to easy-to-use soft-touch buttons and backlit displays, our non-programmable thermostats allow you to easily set your preferred temperature with the touch of your hand. Home. Shop All Products.

How to Fix a Honeywell Thermostat that Stops Working After Battery Change. To get your Honeywell thermostat to work again after changing the batteries, here is how to go about it: 1. Check that You’re Using the Required Batteries. Honeywell thermostats use regular AA/AAA alkaline batteries (non-rechargeable batteries).How to change battery in Honeywell thermostat cool on but not working ac. Replace batt air conditioner if central air thermostat not working. Remove face-pla...Honeywell Home Honeywell THX321WFS2001W T10 Pro Smart Thermostat with RedLINK. $175. Nest 3rd Generation averages $224 on Amazon. With a smart sensor included, the price runs about $287. The Winner: Honeywell is noticeably cheaper than Nest. Even the most expensive version is still about $50 cheaper.Maintain Your Ideal Temperature This Honeywell Home T5 Touchscreen 7-Day Programmable Thermostat features a crisp, clear touchscreen for intuitive setup and use. You can schedule your heating and cooling by automatically heating or cooling your home to maintain your ideal temperature. Change it from day-to-day, just on weekends, or keep one ...Thank you! : r/hvacadvice. Looking for a replacement to my Honeywell T8400C thermostat. Thank you! : r/hvacadvice. Looking for a replacement to my Honeywell T8400C thermostat. Thank you! If there is a 5th wire hidden behind the wall plate you can get any tstat you want. 1 heat 1 cool is all you need. Avoid Nest.

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Have Honeywell Chronotherm IV Plus thermostat. Readout in front went blank with no warning. (no low battery signal) A/C not working and 110 in AZ. Checked breaker. Manual says to check fuse. REmoved p … read moreOn my honeywell thermostat, it says replace battery..which we have done but the message still appears and the heating unit will not come on. Submitted: 14 years ago. Category: HVAC. Show More. Show Less. Ask Your Own HVAC Question. Share this conversation. Answered in 2 minutes by: 10/6/2009.Hello, My Honeywell t-stat keeps telling me to replace the coin battery. It looked OK on my battery tester, I replaced it with one that was a little better and it still says replace the coin battery. My A/C has stopped working. Please advise. Thank You, Charles. Contractor's Assistant: Have you replaced your Honeywell thermostat or parts of it ...Pull the faceplate up and out from the bottom to remove it. Be careful not to pull the whole thermostat off the wall mount. The batteries are located at the bottom center of the thermostat. After changing the batteries, fit the faceplate back onto the top of the unit. Push it down and in to snap it back into place.Changing the batteries in a Honeywell thermostat is usually a straightforward process. Here are the steps to change the battery in your Honeywell thermostat: Remove the battery compartment cover; Locate the batteries and remove the old ones; Insert the new batteries, making sure to align the positive and negative ends correctlyYou can follow these simple steps in replacing batteries in Honeywell thermostat. Steps to change a battery in a Honeywell programmable thermostat: -Turn off the power to your air conditioner or heater at the circuit breaker. If you don't know where that is, it is best to ask for help from an electrician.

First, honeywell th8321wf1001 battery location it should be located behind the front panel of the thermostat. Once youve found it, remove the old battery and insert the new one, being careful to align the positive and negative terminals. Finally, replace the panel and screw it back into place. Thats it!These will flash a “REPLACE BATTERY” message on the display. • Honeywell 6000 series: These include the TH6110D, the TH6220D and the TH6320U. These models will flash the words “REPLACE BATTERY”. • Honeywell 8000 Series: These include the TH8110U, TH8320U and the TH321U. These will flash the words “LOW BATTERY” on the screen. If ...SIMPLE TO THE TOUCH. Looking for a traditional, easy-to-use thermostat, install the inexpensive PRO 1000 Vertical Non-Programmable Thermostat. You will appreciate the backlit digital display and the reliable basic operation of the slide switch to select heat, cool or fan. SELECT A MODEL: PRO 1000 Vertical Heat Non-Programmable Thermostat.Hello, My Honeywell t-stat keeps telling me to replace the coin battery. It looked OK on my battery tester, I replaced it with one that was a little better and it still says replace the coin battery. My A/C has stopped working. Please advise. Thank You, Charles. Contractor's Assistant: Have you replaced your Honeywell thermostat or parts of it ...How to install your Honeywell Home T5+ or T9 Smart Thermostat. Video Button 1. Honeywell Home T5 and T6 WiFi thermostat connection failure. Video Button 2. Honeywell Home T5 and T6 thermostat WiFi reset with Android. Video Button 3. How to set up your Honeywell Home T5 or T6 Pro Smart Thermostat. Video Button 4.https://hepafiltersales.com/video/how-to-replace-the-honeywell-focuspro-thermostat-battery/ How to change the batteries in your Honeywell FocusPro wireless t...How to replace Honeywell ProSeries thermostat batteriesHow to replace Honeywell ProSeries thermostat batteryTo change the batteries on your Honeywell thermostat, first, you need to remove the thermostat from its wall mount. Then, open the battery compartment located on the back of the thermostat and replace the old batteries with new ones. Make sure to follow the correct polarity (+ and -) when inserting the new batteries.Read Also: How to Unlock a Honeywell thermostat?Easy Unlocking Hacks. Replacing Batteries in 6000 Series: Proven Models TH6110D, TH6220D & TH6320U. Honeywell Series 600 is also popular among users for scheduled program capacity.Trying to install thermstat and there's no wire comlng from. Tamar D. Mechanic II. Vocational, Technical or Tra... 12,043 satisfied customers. Rth6580wf fan auto not working. Rth6580wf fan auto not. MarkB1247. Commercial Service Techni...Dec 20, 2022 · Three AAA batteries are optional and are needed only if the thermostat is not wired directly to AC power. Remove the cover plate or faceplate from the wall plate. Turn over the cover plate and pull out the used batteries. Replace them with new ones. Snap the cover plate back onto the wall plate. Advertisement.

Thermostat Honeywell Honeywell Thermostat PRO TH3000 Series Operating Manual. Pro th3000 series non-programmable digital thermostat (36 pages) ... Battery Replacement Battery Cover The UtilityPRO has a coin cell Assembly battery that retains the time and date during a power failure. Under normal circumstances the coin cell should last five years.

3.6K. 419K views 2 years ago Honeywell Pro Series Thermostat. In this video I instructions for the correct and easy way to replace the two AA (double A) …Here's how to replace the batter in a Honeywell T4 Pro Programmable thermostat.The thermostat might have been accidentally set to “heat”. If “my AC is not working” means that it is blowing hot air after the batteries have been changed, check whether the thermostat setting is on “cool” and not on “heat.”. It is possible that the setting knob could accidentally be moved to “heat” during the battery ...Honeywell Home RTH6360D 5-2 Day Programmable Thermostat. Video. Availability: In Stock. Price: $59.95 $83.95. You Save: $24.00 (28% Off) - 5 Customer Reviews. Add to Cart. Flexible programming: 5-2 day or 1-week programming. Large backlit display shows current room temperature and set point temperature simultaneously.Step 8: Switch off both the thermostat and also the circuit breaker. Step 9: To replace the battery holder, push then pull the bottom cover. Step 10: Place some AA batteries inside the battery compartment after sliding it out. Step 11: Place the cover back on the base plate the way you fixed it earlier.Select "Heat" or "Cool" from the switch at the top of the Honeywell LR95329 thermostat. Move the adjustment lever on the right side of the thermostat to set the temperature. Move the lever up to make the temperature warmer and move the lever down to make it cooler. Turn the "Fan" switch at the bottom of the thermostat either "On ...The post 6 Best Smart Thermostats of May 2024 first appeared on Newsweek Vault. ... The Honeywell Home RTH9585WF is renowned for its ease of use, offering single-tap …How to install your Honeywell Home T5+ or T9 Smart Thermostat. Video Button 1. Honeywell Home T5 and T6 WiFi thermostat connection failure. Video Button 2. Honeywell Home T5 and T6 thermostat WiFi reset with Android. Video Button 3. How to set up your Honeywell Home T5 or T6 Pro Smart Thermostat. Video Button 4.Honeywell 4000 series. 4000 series include Th4110D and TH4210D models. They will flash "REPLACE BATT" when the battery needs replacement. Remove the old batteries by pulling the bottom part of your thermostat device.

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As a rule, thermostat batteries will need to change about once every year. If you periodically change them, you shouldn't have any problems maintaining control of your thermostat. In addition to a blank thermostat screen, other signs that you need to change your thermostat batteries include a lack of response in heating and cooling equipment ...From smart WiFi thermostats with room sensors and humidification control, to programmable and non-programmable thermostats, Honeywell Home products meet a variety of needs. ... Thermostat Replacement; Thermostat Wiring Compatibility; ToP SEARCHED PRODUCTS 3G Service is Ending in 2022;1. 2. The Honeywell RTH8560D1002/E is a thermostat designed for use in the United States. It offers precise temperature control and energy-saving features, helping homeowners to maintain a comfortable indoor environment while maximizing efficiency. The thermostat is suitable for both heating and cooling systems, offering flexible programming ...How to Remove and Replace an Old Honeywell Thermostat. 1. Shut Off the Power. Shut off the circuit breaker that controls the HVAC system. Even though you can't get a serious shock from 24-volt thermostat wires, you could damage the HVAC equipment if the wires touch each other while the power is on. It's a different story if you're replacing a ...It can be frustrating when your thermostat isn't working after a battery change, but there are a few common reasons why this happens. Let's look at them in more detail: 1. Replacing the Batteries Incorrectly. One of the most common reasons your thermostat might not be working is that you've replaced the batteries incorrectly.Thermostats can be tricky, and this guide aims to make the task of changing a thermostat battery a bit easier. Thermostat batteries can last anywhere between 1-5 years depending on the manufacturer and model of your thermostat. If your Honeywell thermostat is not working after replacing the battery, then you will want to try a few ...Turn off your thermostat, open the battery compartment on the front, and remove the batteries. Put the new batteries in the compartment and slide the protective plate over them. Place the thermostat back on the wall, turn it on, and check to make sure that the new batteries work. In a lot of ways, replacing the batteries on a Honeywell ...Step 1: Remove the battery compartment. The battery compartment on a Honeywell thermostat is located on the side of the device. To remove it, first push the tab on the top of the thermostat. Then pull it to remove the compartment — it should slide right out.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. After 10 to 15 seconds, take out the batteries and put them in reverse polarity back into the holder. Put the battery compartment inside the thermostat and wait for 10 to15 seconds.Honeywell FocusPRO 5000 Battery replacement. Batteries are optional (for backup power) if your thermostat was wired to run on AC power when installed. Install fresh batteries when the REPLACE BATTERY warning begins flashing. The warning flashes about two months before the batteries are depleted. Replace batteries once a year, or …VisionPro 8000 with RedLINK Digital Thermostat . VisionPRO 8000 with RedLINK Thermostat functions like a mobile device with a touch screen and menu-driven programming. The large back-lit display makes it easy to select options and change/check reminders for filters, UV lamps and humidifier pads.Thermostat Honeywell 14002573-001 Replacement Manual. Hp970 humidistat and tp970 thermostat modernization kit (16 pages) ... The Replace Battery indicator flashes in the display two months before the batteries run down completely. 2. Always use fresh AAA alkaline batteries. Non- alkaline batteries do not last as long and can leak, causing ... ….

T6 Pro Smart Thermostat Multi-Stage 2 Heat/2 Cool. SKU: TH6220WF2006/U. Control Your Comfort. The T6 Pro Smart Thermostat can give you home comfort control from anywhere. Connect to the app to view and change temperature settings, program a 7-day schedule or just let the T6 respond automatically it's designed to work with the heating stages of ...Wait 15-20 seconds 5. Replace batteries (3 AA) 6. Place cover back on mounti. 1. Set Mode to OFF 2. Remove cover off mounting bracket 3. Remove batteries 4. Wait 15-20 seconds 5. Replace batteries (3 AA) 6. ... Support Home Automation Thermostats Honeywell T6 Pro T6 Pro - How to Change Batteries. Canada (587) 844-5377 . Our …How to change the AA batteries in a Honeywell Thermostat. It's easy on the right hand side top it says press Just press down and slide to the right then pull...Preparation: Step 1 – Verify whether your thermostat needs batteries. The first step you have to take is to verify whether your thermostat runs on batteries or not. …Honeywell RTH6580WF Wi-Fi 7-Day Programmable Thermostat. The thermostat was easy to install and works perfectly with the Total Connect Comfort app which is not the same as the Total Connect app we use for our security system on our phones. We can easily control the heating or cooling even if were not home.Low Voltage, High Performance. Program comfort for your low voltage HVAC system with the Honeywell Home 5-2 Day Programmable Thermostat. It's compatible with several types of low volt heating/cooling systems. Plus, it comes with weekday/weekend programming and up to four presets like: wake, leave, arrive and sleep. Precise Comfort.Top 7 Thermostats. Best Overall: Google Nest Learning Thermostat. Best Value: Emerson Sensi Wi-Fi Smart Thermostat. Best Sensor: ecobee SmartThermostat. Best Non-Programmable Thermostat: Honeywell Pro Non-Programmable Digital Thermostat. Best Programmable Thermostat: Orbit Clean Comfort Programmable Thermostat.Check out my other product unboxing and reviews:https://www.youtube.com/playlist?list=PLWITUa_LHZlJwbokzUNRkYCn4AS6migvtSometimes, a simple reset of the thermostat settings can resolve battery-related issues. To reset the settings of your Honeywell Pro Series Thermostat, follow these steps: Press and hold the “Reset” button: Locate the “Reset” button on your thermostat. It is usually located at the bottom or back of the device.Don't Miss: Dyson V6 Absolute Battery Replacement. Series 8000 Honeywell Thermostat Replacement Of Battery. Models TH8110U, TH8320U & TH8321U. The first step for battery replacement of all the thermostats is to switch it off. Once, you switch off the Thermostat, open the front cover by holding the base in place and pulling out the front cover ... Replace battery on honeywell thermostat, How To Easily Install And Replace A Honeywell ThermostatBuy Your New Thermostat Here - https://amzn.to/31bAFabHere is a list of tools you may need:Small Flat..., 10 Common Symptoms of Honeywell Thermostat Low Battery. A Honeywell thermostat is a device used to control the heating, cooling, and ventilation systems in homes and businesses. When the thermostat's battery is low, it can exhibit several symptoms that indicate the need for a battery replacement or recharge., How to change Honeywell thermostat battery. Step 1: Turn the power off. Step 2: Use a screwdriver to remove the cover. Step 3: Remove the old batteries. Step 4: Insert new batteries. Step 5: Replace and secure the cover of your honeywell thermostat. Step 6: Test the thermostat. How to reset the thermostat. What should I consider when buying a ..., You're in control with the Honeywell Home Prestige® IAQ 2.0 Thermostat. This device lets you control your entire home's comfort via temperature, humidification, air-conditioning and ventilation. RedLINK® Technology lets you adjust these settings remotely. SELECT A MODEL: THX9421R5021WW Basic Prestige® 2-Wire Thermostat with RedLINK®., Contractor's Assistant: I understand that you're looking to change the battery for your Honeywell thermostat. Is this a digital or programmable thermostat? I believe it is digital—T6 pro. Contractor's Assistant: Have you located the battery compartment on your Honeywell thermostat? Do I pull the casing of the thermostat to access the battery?, USING THIS GUIDE The T8665A is a multi-functional thermostat. This means it can be used in single or multi-zone applications. The following symbols will help you identify the features that apply to your system: - Triple layer of thermostats with the word, zoning, below. These features are available when more..., Oct 16, 2021 · how to change the battery of the honeywell thermostat ProSeries model. BATT indicator will tell you when it's time to change the batteries. Hope you find thi... , It can be frustrating when your thermostat isn't working after a battery change, but there are a few common reasons why this happens. Let's look at them in more detail: 1. Replacing the Batteries Incorrectly. One of the most common reasons your thermostat might not be working is that you've replaced the batteries incorrectly., Step 2: Remove the Cover. With the thermostat safely powered off, the next step in replacing the battery is to remove the cover to access the internal components. Follow these straightforward instructions to remove the cover of your Honeywell Smart Thermostat: Locate the Release Latch: Depending on the model of your Honeywell Smart Thermostat ..., Get free shipping on qualified Honeywell Home Thermostats products or Buy Online Pick Up in Store today in the Heating, Venting & Cooling Department. ... filter change reminder. flexible programming. gas fireplace. google assistant. ... Buy MIGHTY MAX BATTERY 12-Volt 9 Ah NB Terminal Rechargeable Sealed Lead Acid (SLA) Battery; Raceway Accessories;, Battery powered by 2 x AA size (LR6) alkaline cells. ... Battery replacement: Program retained in EEPROM Switch type: SPDT (potential free) ... 7-day programmable thermostat : CMT707A1003 : Honeywell : French, Dutch, Italian, Spanish, German, Portuguese. ENOH8544: CMT707A1011, If you replaced the batteries on your CT3200, CT3300, T8112, T8132 thermostat and are still getting the LOW BAT message, follow these steps: 1. Remove the batteries from the thermostat and place them in the opposite / wrong / incorrect position in the thermostat place the (+) on the (-) and vice versa). 2. Leave the batteries like that for 30 ..., Install the thermostat about 5 ft. (1.5m) above the floor in an area 4. Remove the wallplate from the wall and, if drywall, drill with good air circulation at average temperature. Page 12 ® VISIONPRO 8000 WITH REDLINK™ 2. For 24VAC primary power, connect common side of transformer to C terminal., Jan 7, 2023 · The thermostat comes with a sliding battery compartment and you do not have to open the cover from the base plate to replace the battery. Turn off the Thermostat. Just press and pull the cover to take out the battery compartment from the top right corner. Take out the battery compartment and Replace the battery (AA). , If the programmer is an earlier model, the battery can be found on this website. The model is 3/V150H. Please ensure that the electricity supply is isolated before attempting to open the programmer. In order to open the programmer, follow the below step: 1. Remove the sub base from the timer by depressing the securing clip A with a screwdriver ..., Jan 25, 2018 · The Honeywell RTH9585WF1004 Wi-Fi Smart Color Programmable Thermostat offers the best of both worlds in performance and versatility by utilizing Amazon Alexa and a selection of Smart/Intelligent Features. The Honeywell RTH9585WF1004/W Wi-Fi Smart Color Programmable Thermostat is compatible with: Amazon Alexa; SmartThings; Google Home; IFTTT , *Disclosure, these are amazon affiliate links. If you purchase a product or service with the links that I provide I may receive a small commission. There is..., Honeywell FocusPRO 5000 Battery replacement. Batteries are optional (for backup power) if your thermostat was wired to run on AC power when installed. Install fresh batteries when the REPLACE BATTERY warning begins flashing. The warning flashes about two months before the batteries are depleted. Replace batteries once a year, or …, To reinstall your Honeywell thermostat cover, simply push the cover back in place opposite of how you removed it. For most models, that means pushing the cover straight onto the wall plate or base plate. If your cover pulled up from the bottom, reinstall it by aligning the hinge tabs at the top of the cover and base plate, swinging the cover ..., Contents hide. 1 How to change batteries in Honeywell T6 pro Thermostat? (Step-by Step) 1.1 Step 1: Take off the thermostat face plate. 1.2 Step 2: Locate old …, Oct 9, 2013 ... Looking to replace your batteries on your 800 series Trane thermostat? Simply pull the thermostat straight out and you'll see the AAA ..., *Disclosure, these are amazon affiliate links. If you purchase a product or service with the links that I provide I may receive a small commission. There is..., The average cost of replacing a Honeywell thermostat battery is around $5. Honeywell offers a limited warranty on its thermostats, which includes battery replacement. FAQs: 1. What happens if I don't replace the batteries in my thermostat? The thermostat will eventually stop working, leaving you without heating or cooling. 2., FIND THE USER GUIDE FOR YOUR THERMOSTAT. First, let's identify your device. Select the product you're having trouble with from the options below. komfort. komfort. valve-sizing. rondostat-videos. brochure-l5-emea., Page 11: Battery Replacement Battery replacement Install two fresh AAA batteries when Pull at bottom to Lo Batt flashes on the screen. Lo Batt remove thermostat appears for 60 days before the batter- from wallplate. ies are depleted. Replace batteries once a year, or C IS OPTIONAL WITH BATTERIES when you will be away for more than a..., Close the battery compartment door or panel securely. Step 4: Test the Thermostat. Once the new batteries are installed, your Honeywell Pro Series Thermostat should power on automatically. Check the display to ensure that it is functioning properly. If the display does not turn on, double-check the battery installation or try using different ..., In this blog post, we'll show you how to change the battery in your Honeywell thermostat. If your thermostat is showing a low battery display or isn't working properly, it's probably time to change the batteries. Depending on the model of your Honeywell thermostat, you may need to replace the batteries every 1-2 years., Pull the faceplate up and out from the bottom to remove it. Be careful not to pull the whole thermostat off the wall mount. The batteries are located at the bottom center of the thermostat. After changing the batteries, fit the faceplate back onto the top of the unit. Push it down and in to snap it back into place., Most Honeywell thermostats display a “Low Bat” warning message about 1-2 months before your batteries will be completely depleted. Replace the batteries when you receive the low-battery message, and there will always be enough battery power enabling the thermostat to turn on the air conditioner. Good to replace batteries in any …, The RTH5160 Simple Display Non-Programmable Thermostat has all the features you love - straightforward readings, single-degree control, basic functions - with a backlit, easy-to-read display that shows both your temperature and set point simultaneously. Change is Good. This thermostat is all about change., Sometimes, a simple reset of the thermostat settings can resolve battery-related issues. To reset the settings of your Honeywell Pro Series Thermostat, follow these steps: Press and hold the "Reset" button: Locate the "Reset" button on your thermostat. It is usually located at the bottom or back of the device., Advanced Whole-Home Comfort. You're in control with the Honeywell Home Prestige® IAQ 2.0 Thermostat. This device lets you control your entire home's comfort via temperature, humidification, air-conditioning and ventilation. RedLINK® Technology lets you adjust these settings remotely. SELECT A MODEL: Prestige® IAQ Kit with RedLINK® and EIM., The steps for replacing the battery on a Honeywell Home Pro Series thermostat are relatively simple. First, you need to locate the battery compartment on the thermostat. Then, you need to remove the cover plate and take out the old batteries. Finally, you can insert the new batteries and replace the cover plate.