T3 honeywell thermostat manual

If you have any questions concerning this warranty, please write Honeywell Customer Relations, 1985 Douglas Dr, Golden Valley, MN 55422 or call 1-800-468-1502. In Canada, write Retail Products ON15-02H, Honeywell Limited/Honeywell Limitée, 35 Dynamic Drive, Scarborough, Ontario M1V4Z9.

T3 honeywell thermostat manual. Honeywell is one of the biggest names in home heating. Whether it’s a basic analog thermostat found in an older house or a state-of-the-art smart home interface that manages heating, cooling and more, countless Americans use Honeywell therm...

Thermostat Honeywell Home T3 Quick Start Installation Manual. Wired programmable thermostat (2 pages) Thermostat Honeywell Home T3 Manual. (11 pages) Thermostat Honeywell Home T3 Pro Installation Instructions Manual. (37 pages) Thermostat Honeywell Home T3 Pro User Manual. (25 pages) Thermostat Honeywell Home T6 Pro User Manual.

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.If not using Wi-Fi you can set the time/date as follows: 1. Page 12 2. Scroll to and select “Wi-Fi” 3. Tap “Choose Network” 4. Select a network Choose Wi-Fi Network Connect to the Honeywell Home App 1. Open the Menu 2. Tap “Connect App” 3. Follow the on-screen instructions Connect 1. Select thermostat model 2. Honeywell Thermostats AQ1000TN2 User’s Manual (PDF) Honeywell AC-140-7 User’s Manual (PDF) Honeywell rth230b Installation And User Manual (PDF) Honeywell RTH9580 Wi-Fi User Manual (PDF) HONEYWELL FOCUSPRO 6000 USER MANUAL (PDF) Honeywell Pro 3000 Series Installation Manual. 1-Week Programmable Thermostat Support; 5-2 Day Programmable Thermostat Support; Single-stage Programmable Thermostat Support; Pro 2000 Horizontal Programmable Thermostat Support; T6 Pro Smart Thermostat Support; T5/T5+ Smart Thermostat SupportZ-Wave lights/outlets/switches commands: “Alexa, turn on [device name].”. “Alexa, turn off [device name].”. "Alexa, set [device name] brightness to 50.”. Learn more about Echo integration with Honeywell Home devices. Learn about Honeywell Home smart thermostat integration with Amazon Echo, and view a list of Alexa thermostat …Installing your RTH6360 thermostat. 10. Bundle and insert wires through the UWP. Pull open the UWP and insert the bundle of wires through the back of the UWP. Make sure at least 1/4-inch of each wire is exposed for easy insertion into the wire terminals.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.

Manuals and User Guides for Honeywell Home T3. We have 4 Honeywell Home T3 manuals available for free PDF download: Manual, Quick Start User Manual, Quick Start Installation Manual, Quick Start Manual. Replace the batteries (T4 & T4R only). Check the OpenTherm boiler has power (T4M only). Contact installer. Thermostat shows. Batteries have less than 10% power and need to be replaced soon. Thermostat is flashing +. Batteries are critically low and need to be replaced immediately - see ‘Changing the Batteries’.This manual is also suitable for: Ct3455 Honeywell/34 ct3400 Honeywell/34 ct3455. View and Download Honeywell CT3400 instructions manual online. Weekday/Saturday/Sunday Programmable Heat and/or Cool Low Voltage (20 to 30 Vac)Thermostat and Wallplate. CT3400 thermostat pdf manual download. Also for: Ct3455, Honeywell/34 ct3400, Honeywell/34 ct3455. Honeywell Home TH3110U2008 - T3 Pro Non-Programmable Thermostat (1H/1C)- The PRO series provides non-programmable thermostats for 24 Vac conventional and heat pump systems or 750 mV heating systems. Features Footprint covers the same space on the wall as the legacy PRO 3000 model. UWP: Uses the same wall plate system as the …Page 13 RTH6350/RTH6450 Series To adjust program schedules (RTH6350 only) 1. Press SET CLOCK/DAY/SCHEDULE, then SET System SCHEDULE. Set Clock/Day/ Auto Heat Schedule 2. Press to set your weekday Wake time (Mon–Fri), then press NEXT. 3. Press to set the temperature for this time period, then press NEXT.

Support Center. CHAT WITH A SPECIALIST Online chat. Get support for your RTH2300 5-2 DAY PROGRAMMABLE THERMOSTAT, from installation and manuals to troubleshooting tips and replacement information. If you have a C wire, place it into the C terminal on your wall plate. C wire adapters are available here. Let’s look at the G wire. This wire goes to the G terminal on your new thermostat. Of the Y, Y1, and Y2 wires, Y or Y1 go to the Y terminal and Y2 to the Y2 terminal. The O/B wire can have many configurations.Popis produktu. 7denní programovatelný kabelový termostat Honeywell Home T3. Plně programovatelný moderní, levný termostat s mnoha funkcemi. Termostat T3 je vytvořen tak, aby byl nejsnadněji instalovatelným termostatem na trhu. Dokonalý pro ty osoby, které preferují ovládat své pohodlí co nejsnadněji. T6 PRO PROGRAMMABLE THERMOSTAT Manual & Support. TH6320U2008/U, TH6210U2001/U, TH6220U2000/U. T6 PRO PROGRAMMABLE THERMOSTAT Product Page. Download Manual Download Installation Guide.

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1-Week Programmable Thermostat Support; 5-2 Day Programmable Thermostat Support; Single-stage Programmable Thermostat Support; Pro 2000 Horizontal Programmable Thermostat Support; T6 Pro Smart Thermostat Support; T5/T5+ Smart Thermostat SupportHoneywell T3 Programmable Thermostat. Item #: 785618. MFR #: RTH6360D1017/E. Delivery Available. 2 Available at. ... Honeywell Home Honeywell Home Manual Thermostat Heat Only- Millivolt. Item #: 17762. MFR #: CT33A1009/E1. ... Honeywell T9 Smart Thermostat White Smart Thermostat (Wi-Fi Compatible) Item #: 875195.As of 2015, Honeywell manufactures more than 60 thermostat models ranging from seven-day digital programmable thermostats to manual thermostats, and all models can be viewed on the official Honeywell website.5-2 DAY PROGRAMMABLE THERMOSTAT Manual & Support | Honeywell Home Home Support Support: 5-2 DAY PROGRAMMABLE THERMOSTAT 5-2 DAY PROGRAMMABLE THERMOSTAT Manual & Support RTH6350D1000/U 5-2 DAY PROGRAMMABLE THERMOSTAT Product Page Download Installation Guide WHAT CAN WE HELP YOU WITH? Device Not Working as expected How do I Use My Device?The Honeywell Home trademark is used under license from Honeywell International, Inc. This product is manu- factured by Resideo Technologies, Inc. and its affiliates. View and Download Honeywell Home T3 Pro user manual online. T3 Pro thermostat pdf manual download. Also for: Th3110u2008, Th3210u2004, Th3210u2004/u, Th3110u2008/u.

Reset procedures vary widely depending on the model of the Honeywell thermostat, but they include pressing System to reconfigure the settings or temporarily inserting the batteries backwards.Wire the thermostat. See section 2.2 for terminal designations and section 3 for typical wiring diagrams. 4. Reinstall the thermostat onto its base and secure with the cap-tive screw. 2.2 Terminal Designations The designations of the terminals vary according to the particular model of thermostat. Refer to the following table for the description Honeywell Home | T3 | Heating | GA Doorbells Heating Accessories Support Blog Where To Buy Search Search Live Well Doorbells Heating Accessories Support Blog Where To …T5 SMART THERMOSTAT Manual & Support. RCHT8612WF2015/U, SMHOM8610KIT, RCHT8612WF2015/W, RTH8800WF2022/U, RCHT8610WF2006/U. T5 SMART THERMOSTAT Product Page. Download Installation Guide.Thermostat; T3R; Honeywell T3R Manuals ... 6 Changing the Batteries (T3 & T3R Only) 16. 7 ) Table Stand and Wall Mount (T3R Only) 19. 8 Wireless Receiver Box (T3R ...Write down the colors of the wires. Check the boxes and write down the color of the wires connected to terminals in the existing wall plate. Check all that apply (not all will apply). Note: If there are wires in terminals that aren't listed, you will need additional wiring support. Contact Support at 1-855-733-5465.May 5, 2023 · Honeywell Thermostat Instruction Manuals. Honeywell has been in business for over 100 years so they have a lot of Thermostat models! That is why we've provided a powerful search function so you can find the exact manual you need. In case you don't know the specific model number we have also included images of each thermostat below to guide you. Below you will find the product specifications and the manual specifications of the Honeywell RTH7560E. The Honeywell RTH7560E is a smart thermostat with dimensions of 136.14 mm in width, 98.04 mm in height, …

Visit https://bit.ly/2OPJ1Ut for more information the Resideo Honeywell Home T3 thermostat.This video covers how to access and program schedules on the Honey...

Honeywell Home. RCHT9610WF T9 + Smart Room Sensor White Thermostat and Room Sensor with Wi-Fi Compatibility. Shop the Set. Model # RCHT9610WFSW2003/W. Find My Store. for pricing and availability. 10. Honeywell Home. 6.5-in x 7.25-in Plastic Lockable Rectangle Thermostat Cover.Learn more about Honeywell Home Thermostats from Resideo at: https://bit.ly/3mD8GLwInstall and program your thermostat with these easy to follow step-by-step...Have you got an user manual for the Honeywell RTH6360D 5 2-Day Programmable Thermostat in electronic form? Please send it to us and help us expand our library of instruction manuals. Thank you, too, on behalf of other users. To upload the product manual, we first need to check and make sure you are not a robot. Honeywell Home | T3 | Heating | GA Doorbells Heating Accessories Support Blog Where To Buy Search Search Live Well Doorbells Heating Accessories Support Blog Where To …How to programme and operate your thermostatT6 PRO PROGRAMMABLE THERMOSTAT Manual & Support. TH6320U2008/U, TH6210U2001/U, TH6220U2000/U. T6 PRO PROGRAMMABLE THERMOSTAT Product Page. Download Manual Download Installation Guide.Steps to reset Honeywell thermostat 6000 series. Press the FAN button and hold it. Press and hold the UP arrow button without releasing the FAN button. Keep holding both the button for 5-10 seconds. Now release both the button and press the first button from the right.Honeywell Home Manuals Thermostat T3 Pro User manual Honeywell Home T3 Pro User Manual Also See for T3 Pro: Installation instructions manual (37 pages) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 …

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Aug 30, 2018 · How to program a programmable Honeywell or any brand thermostat. Most programmable thermostats have very similar options and settings. This video goes over w... 1-Week Programmable Thermostat Support; 5-2 Day Programmable Thermostat Support; Single-stage Programmable Thermostat Support; Pro 2000 Horizontal Programmable Thermostat Support; T6 Pro Smart Thermostat Support; T5/T5+ Smart Thermostat SupportHoneywell Home T3, T3R, T3M Quick Start User Guide Screen and button overview Programming Menu Settings Menu Alert Room Temperature Current time Heat demand Optimisation Low battery Wireless signal (T3R only)View and Download Honeywell CM707 user manual online. Programmable Room Thermostat with Optimum Start, Optimum Stop and Delayed Start. CM707 thermostat pdf manual download. ... Thermostat HONEYWELL CM701 User Manual (16 pages) Thermostat HONEYWELL CM707-UK Product Specification Sheet (7 pages)View and Download Honeywell T3 user manual online. Programmable Thermostat. T3 thermostat pdf manual download. Also for: T3m, T3r.Mounting System installation" on next page. Use the Optional Cover Plate when you need to cover. paint gaps from the old thermostat. 1. Before starting, turn the power off at the breaker box. or switch. 2. Mount the Cover Plate to the wall using any of the 6. screw holes. DIGITAL NON-PROGRAMMABLE THERMOSTAT Manual & Support RTH111B1016/E1, RTH111B1042/E1, RTH111B1024/E1, RTH111B1032/E1, RTH111B1016/W1 DIGITAL NON-PROGRAMMABLE THERMOSTAT Product PageSteps to reset Honeywell Lyric T Family thermostat. Select the MENU option on the home screen of the thermostat. Click on the < or > button until you see the RESET option on the screen. Once the RESET option is visible on the screen click on SELECT. Now, again use the arrow keys to hover over to the reset options.Support Center. CHAT WITH A SPECIALIST Online chat. Get support for your T6 PRO SMART THERMOSTAT, from installation and manuals to troubleshooting tips and replacement information.View online Operation & user’s manual for Honeywell T3 Thermostat or simply click Download button to examine the Honeywell T3 guidelines offline on your desktop or …Write down the colors of the wires. Check the boxes and write down the color of the wires connected to terminals in the existing wall plate. Check all that apply (not all will apply). Note: If there are wires in terminals that aren't listed, you will need additional wiring support. Contact Support at 1-855-733-5465. ….

Honeywell 6000 Series: If your thermostat falls under the Honeywell 6000 Series category, make sure the thermostat is turned on. Then, press and hold the “Fan” button as well as the “Up” arrow. Hold these for about five seconds, then release them. Press the button on the bottom left until you see “39” on the display.If you have any questions concerning this warranty, please write Honeywell Customer Relations, 1985 Douglas Dr, Golden Valley, MN 55422 or call 1-800-468-1502. In Canada, write Retail Products ON15-02H, Honeywell Limited/Honeywell Limitée, 35 Dynamic Drive, Scarborough, Ontario M1V4Z9.1-Week Programmable Thermostat Support; 5-2 Day Programmable Thermostat Support; Single-stage Programmable Thermostat Support; Pro 2000 Horizontal Programmable Thermostat Support; T6 Pro Smart Thermostat Support; T5/T5+ Smart Thermostat SupportTo install a Honeywell thermostat, remove the old thermostat, label the wires, and install the new thermostat by matching the wires up to the device. Use a screwdriver to pry the old thermostat off the wall. Take note of the terminals that ...We purchased a Honeywell Home T3 programmable thermostats. Installation was easy, and initially the thermostat appeared to work correctly. However, I noticed that the fan ran continuously, and when it was checked by an HVAC specialist (two actually) it was confirmed that the thermostat was defective and was sending heat and cool signals at the ...View and Download Honeywell DT90A user manual online. Digital Room Thermostat. DT90A thermostat pdf manual download. Also for: Dt90e. Sign In Upload. Download. ... Thermostat Honeywell DTC 100/2 User Manual Instructions For Installation And Maintenance. Differential thermostat for solar system and combined multi-source …Screen is blank Replace the batteries (T3 & T3R only). Check the OpenTherm boiler has power (T3M only). Contact installer. Thermostat shows Batteries have less than 10% power and need to be replaced soon. Thermostat shows + Batteries are critically low and need to be replaced immediately - see ‘Changing the Batteries’. Thermostat shows1-Week Programmable Thermostat Support; 5-2 Day Programmable Thermostat Support; Single-stage Programmable Thermostat Support; Pro 2000 Horizontal Programmable Thermostat Support; T6 Pro Smart Thermostat Support; T5/T5+ Smart Thermostat SupportThermostat; T3R; Honeywell T3R Manuals Manuals and User Guides for Honeywell T3R. We have 1 Honeywell T3R manual available for free PDF download: ... (T3 & T3R Only) 16. 7 ) Table Stand and Wall Mount (T3R Only) 19. 8 Wireless Receiver Box (T3R Only) 19. 9 Troubleshooting. 20. Advertisement. Advertisement.Select “Change Network”. Select the new Wi-Fi network and enter the password. PERFORMING A SCHEDULE RESET. Press the Menu Icon. Scroll down to “Thermostat Information. Record the “Date Code”. Press the “back” arrow, then scroll down to “Installer Options”. Enter the Date Code when prompted to “Enter your password”. T3 honeywell thermostat manual, Easy to Use, Easy to Read. The T1 Pro Non-Programmable Thermostat comes with the standard UWP mounting system. The soft key controls (with a 2.37 sq. in. display) and the easy-to-read LED back light make this thermostat from Resideo one of the best choices in temperature control on the market. , With the innovative T6 Pro Programmable Thermostat, you can schedule your heating and cooling your way. The easy-to-install and easy-to-use thermostat provides flexible scheduling, so you can change it from day-to-day, just on weekends, or keep one program all week long. SELECT A MODEL: T6 Pro Programmable Thermostat up to 3 Heat/2 Cool., Screen is blank Replace the batteries (T3 & T3R only). Check the OpenTherm boiler has power (T3M only). Contact installer. Thermostat shows Batteries have less than 10% power and need to be replaced soon. Thermostat shows + Batteries are critically low and need to be replaced immediately - see ‘Changing the Batteries’. Thermostat shows, Page 5: Menu. Menu Heating Schedule Your Thermostat comes with the following default schedule. Follow the next steps to adjust heating schedule. 6:30 8:00 18:00 22:30 Days 1 to 7 (Mon to Sun) 21°C 16°C 21°C 16°C Adjusting the Schedule 2 Press to select the schedule 1 Press MENU to enter menu..., This video demonstrates how remove a 2-wire analog thermostat and replace it with a Honeywell programmable thermostat.Check out my video on how to program th..., Other features include: Displays both room temperature and temperature setting. One-touch temperature controls. Large, clear backlit display is easy to read, even in the dark. Switchable fan control (auto or continuous fan) Built-in compressor protection. Five-year warranty. Dimensions: 3-13/16 in. high X 5-3/8 in. wide X 1-1/4 in. deep., Touchscreen programmable thermostat (48 pages) Thermostat Honeywell TH8320WF Installation Instructions Manual. Visionpro wi-fi programmable thermostat (24 pages) Thermostat Honeywell TH8320U Installation Instructions Manual. Touch screen programmable thermostats (21 pages) Thermostat Honeywell TH8320WF01 User Manual., Take control of your home comfort and save on energy costs with a range of Honeywell Home thermostats. From smart WiFi thermostats with room sensors and humidification control, to programmable and non-programmable thermostats, Honeywell Home products meet a variety of needs. Home. Shop All Products. Air., For those who want the most flexible and easy way to control their comfort. Contains a battery-powered wireless thermostat (2xAA batteries included with a 2-year lifespan) and a wireless receiver box. Wireless thermostats can be placed anywhere in the home since no wires are needed between the thermostat and the boiler. Includes table stand., Intuitive user interface, large, clear display with backlight for easier viewing in all light conditions, simple large symbols, and Off/Manual/Auto modes at the touch of a button. Reliable, encrypted, two-way wireless communication between the thermostat and the wireless receiver box. Application, 12 Right button 13 Middle button 14 Left button 15 Schedule period 16 Day Status Icons Temperature Override Active: Displayed if the programmed temperature has been manually adjusted. Low Battery: Power has reached approximately 10% (see Changing the Batteries on page 16)., The T3R's wireless technology also allows for remote control of the thermostat, providing convenience and ease of use. The Honeywell T3R thermostat is designed to be user-friendly, with a clear and easy-to-read display. The display shows the current temperature, as well as the desired temperature settings. The thermostat also offers a variety ..., Page 13 RTH6350/RTH6450 Series To adjust program schedules (RTH6350 only) 1. Press SET CLOCK/DAY/SCHEDULE, then SET System SCHEDULE. Set Clock/Day/ Auto Heat Schedule 2. Press to set your weekday Wake time (Mon–Fri), then press NEXT. 3. Press to set the temperature for this time period, then press NEXT., honeywell t3 thermostat installation manual. honeywell thermostat t3r manual. honeywell home thermostat t3 manual. honeywell t3 wireless thermostat manual. honeywell t3 pro series thermostat manual. honeywell t3 thermostat reset. honeywell t3 programmable thermostat wiring diagram. t3r thermostat instructions. t3 …, Apr 1, 2023 · Make sure the set temperature is higher than the actual room temperature. Check the heating system is powered on. Check the Receiver Box is powered and the …, Honeywell Thermostats AQ1000TN2 User’s Manual (PDF) Honeywell AC-140-7 User’s Manual (PDF) Honeywell rth230b Installation And User Manual (PDF) Honeywell RTH9580 Wi-Fi User Manual (PDF) HONEYWELL FOCUSPRO 6000 USER MANUAL (PDF) Honeywell Pro 3000 Series Installation Manual., 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., This Guide section contains all user guides for Honeywell T3 Programmable Thermostat, Wire the thermostat. See section 2.2 for terminal designations and section 3 for typical wiring diagrams. 4. Reinstall the thermostat onto its base and secure with the cap-tive screw. 2.2 Terminal Designations The designations of the terminals vary according to the particular model of thermostat. Refer to the following table for the description, Popis produktu. 7denní programovatelný kabelový termostat Honeywell Home T3. Plně programovatelný moderní, levný termostat s mnoha funkcemi. Termostat T3 je vytvořen tak, aby byl nejsnadněji instalovatelným termostatem na trhu. Dokonalý pro ty osoby, které preferují ovládat své pohodlí co nejsnadněji., Wire the thermostat. See section 2.2 for terminal designations and section 3 for typical wiring diagrams. 4. Reinstall the thermostat onto its base and secure with the cap-tive screw. 2.2 Terminal Designations The designations of the terminals vary according to the particular model of thermostat. Refer to the following table for the description , Intuitive user interface, large, clear display with backlight for easier viewing in all light conditions, simple large symbols, and Off/Manual/Auto modes at the touch of a button. Reliable, encrypted, two-way wireless communication between the thermostat and the wireless receiver box. Application, View the manual for the Honeywell T3 here, for free. This manual comes under the category thermostat and has been rated by 1 people with an average of a 7.8. This manual is available in the following languages: English., SKU: TH3110U2008/U. Take Comfort Up A Notch. The T3 Pro Non-Programmable Thermostat is simple to use with straight forward backlit display, and percise comfort control. The thermostat can be powered by a common wire or batteries. Set an alert to change AA batteries to maintain comfort controls with memory storage even during a power outage., Product Overview. The T1 Pro Non-Programmable Thermostat from Resideo is one of the best choices in terms of temperature control on the market. 24 Vac systems; gas, oil, electric warm air; hot water coil; gas, oil, electric hydronic; or steam / gravity systems. Includes thermostat, UWP mounting system, installation (J-box) adapter., Learn more about Honeywell Thermostats from Resideo at: https://bit.ly/3mD8GLwTake control of your home comfort and save on energy costs with a range of Hone..., Honeywell Thermostat Instruction Manuals. Honeywell has been in business for over 100 years so they have a lot of Thermostat models! That is why we've provided a powerful search function so you can find the exact manual you need. In case you don't know the specific model number we have also included images of each thermostat below to guide you., Wire the thermostat. See section 2.2 for terminal designations and section 3 for typical wiring diagrams. 4. Reinstall the thermostat onto its base and secure with the cap-tive screw. 2.2 Terminal Designations The designations of the terminals vary according to the particular model of thermostat. Refer to the following table for the description, Manual: Features: Auto Changeover, Backlit Display, Battery, Daylight Savings Time Ready, Low Battery Indicator: Heating & Cooling System Type: ... I was replacing an existing non-programmable Honeywell thermostat using an identical UWP mount. It had a backplate, but of a different shape so it doesn’t fit flush with this thermostat., 3. If your old thermostat had only 1 C or C1 wire, connect it to the C terminal. If your old thermostat had 2 C or C1 wires, wrap each separately with electrical tape and do not connect them. 4. C does not power the thermostat display or operations; batteries are always required. Wiring—heat pump Connect wires: heat pump, If not using Wi-Fi you can set the time/date as follows: 1. Page 12 2. Scroll to and select “Wi-Fi” 3. Tap “Choose Network” 4. Select a network Choose Wi-Fi Network Connect to the Honeywell Home App 1. Open the Menu 2. Tap “Connect App” 3. Follow the on-screen instructions Connect 1. Select thermostat model 2. , Replacing an old Honeywell thermostat usually involves changing to a newer model or to an energy-efficient programmable digital thermostat. This process is straightforward and can be performed using a few simple hand tools., Aug 29, 2022 · If you have a C wire, place it into the C terminal on your wall plate. C wire adapters are available here. Let’s look at the G wire. This wire goes to the G terminal on your new thermostat. Of the Y, Y1, and Y2 wires, Y or Y1 go to the Y terminal and Y2 to the Y2 terminal. The O/B wire can have many configurations.