![6 things you should do before you replace your current thermostat with a smart thermostat – Smart Thermostat Guide 6 things you should do before you replace your current thermostat with a smart thermostat – Smart Thermostat Guide](https://smartthermostatguide.com/wp-content/uploads/2018/07/old-thermostat-tips-for-replacing-with-smart-thermostat.jpg)
6 things you should do before you replace your current thermostat with a smart thermostat – Smart Thermostat Guide
![Need help with Amazon smart thermostat install cooling w/ heat pump setup. Old thermostat has jumper between w and y and rc rh. Do I ignore w and just leave empty? Any Need help with Amazon smart thermostat install cooling w/ heat pump setup. Old thermostat has jumper between w and y and rc rh. Do I ignore w and just leave empty? Any](https://i.redd.it/need-help-with-amazon-smart-thermostat-install-cooling-w-v0-3q7pv55mr1691.jpg?width=1170&format=pjpg&auto=webp&s=b9f1fa97c2debd46aa1fab3fdcc15962d80d9789)
Need help with Amazon smart thermostat install cooling w/ heat pump setup. Old thermostat has jumper between w and y and rc rh. Do I ignore w and just leave empty? Any
![Recently installed Amazon smart thermostat only has the option for heat. Are my wires connected correctly? : r/hvacadvice Recently installed Amazon smart thermostat only has the option for heat. Are my wires connected correctly? : r/hvacadvice](https://preview.redd.it/recently-installed-amazon-smart-thermostat-only-has-the-v0-4e0pvhrb1v4a1.jpg?auto=webp&s=c12cf7aca8a95fc19c8885ef239adc71f64413c5)
Recently installed Amazon smart thermostat only has the option for heat. Are my wires connected correctly? : r/hvacadvice
![My heat-only system only has two or three wires connected to the thermostat. Am I compatible with ecobee? My heat-only system only has two or three wires connected to the thermostat. Am I compatible with ecobee?](https://storage.googleapis.com/article_attachments/227874667/gasvalvediagram.png)
My heat-only system only has two or three wires connected to the thermostat. Am I compatible with ecobee?
![Honeywell THX9421R5021WW 2 Wire IAQ High Definition Touch Screen Thermostat with Red LINK Technology, White: Amazon.com: Tools & Home Improvement Honeywell THX9421R5021WW 2 Wire IAQ High Definition Touch Screen Thermostat with Red LINK Technology, White: Amazon.com: Tools & Home Improvement](https://m.media-amazon.com/images/I/813I0lOuzIL.jpg)
Honeywell THX9421R5021WW 2 Wire IAQ High Definition Touch Screen Thermostat with Red LINK Technology, White: Amazon.com: Tools & Home Improvement
![Is your wiring compatible with a smart thermostat? Our guide to low voltage, line voltage, and more – Smart Thermostat Guide Is your wiring compatible with a smart thermostat? Our guide to low voltage, line voltage, and more – Smart Thermostat Guide](https://smartthermostatguide.com/wp-content/uploads/2016/02/thermostat_wires_no_c_wire.jpg)
Is your wiring compatible with a smart thermostat? Our guide to low voltage, line voltage, and more – Smart Thermostat Guide
![LuxPro Digital 2 Wire Heat Only Thermostat - PSD010B - Programmable Household Thermostats - Amazon.com LuxPro Digital 2 Wire Heat Only Thermostat - PSD010B - Programmable Household Thermostats - Amazon.com](https://m.media-amazon.com/images/I/516W9saq+4L._AC_UF894,1000_QL80_.jpg)
LuxPro Digital 2 Wire Heat Only Thermostat - PSD010B - Programmable Household Thermostats - Amazon.com
![heating - Wifi thermostat to replace old mechanical 2-wire 110V Honeywell? - Home Improvement Stack Exchange heating - Wifi thermostat to replace old mechanical 2-wire 110V Honeywell? - Home Improvement Stack Exchange](https://i.stack.imgur.com/YnlT0.jpg)
heating - Wifi thermostat to replace old mechanical 2-wire 110V Honeywell? - Home Improvement Stack Exchange
![Honeywell Home CT50K1002 Standard Heat Only Thermostat - Nonprogrammable Household Thermostats - Amazon.com Honeywell Home CT50K1002 Standard Heat Only Thermostat - Nonprogrammable Household Thermostats - Amazon.com](https://m.media-amazon.com/images/I/81nOzPojBIL.jpg)
Honeywell Home CT50K1002 Standard Heat Only Thermostat - Nonprogrammable Household Thermostats - Amazon.com
![Wiring a Honeywell Room Thermostat - Honeywell or Resideo Thermostat Wiring Connection Tables & Hook-up Procedures Wiring a Honeywell Room Thermostat - Honeywell or Resideo Thermostat Wiring Connection Tables & Hook-up Procedures](https://inspectapedia.com/heat/Honeywell-TH611-Wires.jpg)