![Looking to install smart thermostat - Could this green wire be the common wire? Any way of easily identifying? (Heat only, steam radiators. Previous thermostat was battery powered) : r/homeautomation Looking to install smart thermostat - Could this green wire be the common wire? Any way of easily identifying? (Heat only, steam radiators. Previous thermostat was battery powered) : r/homeautomation](https://i.redd.it/moih5atsb1w51.jpg)
Looking to install smart thermostat - Could this green wire be the common wire? Any way of easily identifying? (Heat only, steam radiators. Previous thermostat was battery powered) : r/homeautomation
![Amazon.com: C Wire Accessory Common Wire Kit for Most 24 VAC Thermostats (4 to 5 Wires), White (1 Pack) : Tools & Home Improvement Amazon.com: C Wire Accessory Common Wire Kit for Most 24 VAC Thermostats (4 to 5 Wires), White (1 Pack) : Tools & Home Improvement](https://m.media-amazon.com/images/I/71XSABB637L.jpg)
Amazon.com: C Wire Accessory Common Wire Kit for Most 24 VAC Thermostats (4 to 5 Wires), White (1 Pack) : Tools & Home Improvement
![Amazon.com: C Wire Accessory Common Wire Kit for Most 24 VAC Thermostats (4 to 5 Wires), White (1 Pack) : Tools & Home Improvement Amazon.com: C Wire Accessory Common Wire Kit for Most 24 VAC Thermostats (4 to 5 Wires), White (1 Pack) : Tools & Home Improvement](https://m.media-amazon.com/images/I/71aaKAQbbPL._AC_UF350,350_QL80_.jpg)
Amazon.com: C Wire Accessory Common Wire Kit for Most 24 VAC Thermostats (4 to 5 Wires), White (1 Pack) : Tools & Home Improvement
![No power message , no c wire want to run the green wire as the c wire but can't figure out the wiring . I put the green In the c and No power message , no c wire want to run the green wire as the c wire but can't figure out the wiring . I put the green In the c and](https://preview.redd.it/42bf62ef37a81.jpg?width=640&crop=smart&auto=webp&s=3a6c240912886514216b69ba92713405ac93fc34)