Google Nest Community

RobinHooD_ex · 01-11-2023

I recently bought a house and tried to change 2 old thermostats for Nest.At first, I got only 2 wires (pic.1), so I connected them and everything worked fine.But at the second one I got 2 and 3 wires (pic.2). 2 wires (white and red) apparently don't ...

RobinHooD_ex · 02-14-2023

Hi everyone. Thank you for your help, HVAC master found c-wire and connected it all. You can close the thread. Thank you.

RobinHooD_ex · 02-05-2023

I've scheduled an appointment with an HVAC specialist the next week, I will let you know what the problem is. THank you.

RobinHooD_ex · 01-23-2023

No, unfortunately, it didn't work. I think it's better to call an HVAC specialist to fix it. Thank you anyway.

RobinHooD_ex · 01-14-2023

I connected the green wire to C for pic.1 - still have an N260 error message. Can't get to the boiler wire box, it's very messy there.

RobinHooD_ex · 01-12-2023

It is boiler with radiator. I tried black in R and green in W, heating working, but got "no power" error.I have extra only at second, at first one everything is working fine.

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