Google Nest Community

stevedud · 04-17-2022

Just bought a new house and I’m not sure how the upstairs thermostat works.It’s a two story home with a cathedral using forced hot air and AC, with a thermostat on the bottom floor and one on the second. The bottom floor thermostat works fine, contro...

stevedud · 04-21-2022

After looking at all the wiring, the upstairs 3 wire cable is not connected to the furnace. So with that, I can splice into it. Please suggest how I would use the nest upstairs and which connections to make.

stevedud · 04-18-2022

I cannot find a way to post a picture in the reply but the upstairs wiring at the furnace is as follows:red wire goes to Ywhite wire goes Cgreen wire is not connected to anythinghow should a nest learning be connected upstairs to control the AC only?

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Help identify how thermostats are wired and how to wire Nest learning

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