Google Nest Community

dsm · 03-06-2023

I have 2 systems for which I have replaced old thermostats with new Nest Thermostats. I have followed installation instructions and wired both exactly the same. Downstairs works fine. Upstairs blower turns on and off repeatedly regardless of whether ...

dsm · 04-15-2023

Yes, I do! Thank you so much for following up with me. I’m very frustrated. I still do not understand why the Nest works fine on the downstairs unit, but starts and stops repeatedly on the upstairs unit. They are the same size units so I wouldn’t thi...

dsm · 03-07-2023

@Patrick_CaezzaI appreciate your trying to help, but this is still very confusing to me. You say to wire the power connector to Y, but I see 4 things with a Y label. I gather that the blue colored wires in the diagram, are the 4 wires coming from the...

dsm · 03-07-2023

@Patrick_Caezza, please help me understand. A C-wire is not the same as a jumper, like in the old thermostat wiring? I actually attempted to install a jumper, but I couldn't fit 2 wires into the Rc wire hole. Please advise. I installing a C-wire some...

dsm · 03-07-2023

Yes @Patrick_Caezza, two separate HVAC systems with individual thermostats... one upstairs and one downstairs. I initially tried using two room temperature sensors in bedrooms upstairs, along with the Nest Learning Thermostat in the upstairs hallway....

dsm · 03-06-2023

@Patrick_Caezza , I have 2 separate systems. What’s strange, is that I have now reconnected the old thermostat and I’m not having the same issue. Is it possible that it’s the actual Nest Learning Thermostat device that is not working properly?

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