![I have two separate R wires on my thermostat. What do I need to know about my ecobee thermostat installation? I have two separate R wires on my thermostat. What do I need to know about my ecobee thermostat installation?](https://storage.googleapis.com/article_attachments/Dual%20transformer_Diagram_Repurpose%20G%20wire_Before.png)
I have two separate R wires on my thermostat. What do I need to know about my ecobee thermostat installation?
![thermostat - Do I have one or two 24V transformers in HVAC control circuit - Home Improvement Stack Exchange thermostat - Do I have one or two 24V transformers in HVAC control circuit - Home Improvement Stack Exchange](https://i.stack.imgur.com/s2OcP.png)
thermostat - Do I have one or two 24V transformers in HVAC control circuit - Home Improvement Stack Exchange
![Non Programmable Thermostats for Home up to 1 Heat/ 1 Cool, Easy to Read/Install : Amazon.ca: Tools & Home Improvement Non Programmable Thermostats for Home up to 1 Heat/ 1 Cool, Easy to Read/Install : Amazon.ca: Tools & Home Improvement](https://m.media-amazon.com/images/I/61uekUaJfRL._AC_UF1000,1000_QL80_.jpg)
Non Programmable Thermostats for Home up to 1 Heat/ 1 Cool, Easy to Read/Install : Amazon.ca: Tools & Home Improvement
![I have two separate R wires on my thermostat. What do I need to know about my ecobee thermostat installation? I have two separate R wires on my thermostat. What do I need to know about my ecobee thermostat installation?](https://storage.googleapis.com/article_attachments/Dual%20transformer_Fast-Stat-Wiring%20Diagram.png)
I have two separate R wires on my thermostat. What do I need to know about my ecobee thermostat installation?
![Thermostat wiring Hybrid dual fuel heat pump added to existing hydronic oil - DoItYourself.com Community Forums Thermostat wiring Hybrid dual fuel heat pump added to existing hydronic oil - DoItYourself.com Community Forums](https://www.doityourself.com/forum/attachments/heat-pumps-electric-home-heating/111957d1577109994-thermostat-wiring-hybrid-dual-fuel-heat-pump-added-existing-hydronic-oil-20191223_084525.jpg)
Thermostat wiring Hybrid dual fuel heat pump added to existing hydronic oil - DoItYourself.com Community Forums
![I have a two-zone AC/furnace system controlled by two thermostats, one upstairs (UT) and one downstairs (DT). When the I have a two-zone AC/furnace system controlled by two thermostats, one upstairs (UT) and one downstairs (DT). When the](https://f01.justanswer.com/JACUSTOMER4ds4e2ju/2013-01-14_230851_damper_control_board_top.jpg)