12-13-2024 06:29 AM
I have an old Carrier thermostat with the wires Rh C G Y/y2
O/B. Y.1
I'm trying to figure out if my new Nest learning thermostat Gen 3 is compatible with my old system
12-16-2024 04:09 PM
Hi ClausZ,
Thank you for posting in the community. I understand that you want to know the compatibility to install the Nest Thermostat.
Before I begin with troubleshooting, i need to you responses the following questions about your concern:
Keep me posted
Best regards,
Rusell.