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azinicus · 01-27-2022

I'm thinking the answer is no, but would it be possible to add a Nest thermostat to the attached wiring? It has small low voltage wires on G, W, Y, and RC, but a standard wire for C and R. This is a central heat/cooling unit on the roof. See image. T...

azinicus · 02-01-2022

I have a heater/AC company that I used for other services for a few years, and they were able to get on the roof and figure it all out for me, though it did cost me $200.

azinicus · 01-30-2022

So this ultimately turned out to be improper voltage on the common wire which burned out the old thermostat and caused the Nest to malfunction. The service pro simply added a new common on the refrigerated air unit on the roof using the existing blue...

azinicus · 01-28-2022

Thanks, I actually tried exactly that, but I think my Nest unit's battery is dead it keeps saying "delayed until..." and delays 3 minutes and doesn't actually start the heat/fan. It also says it doesn't detect any power to the G wire. So there might ...

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Can I install a nest thermostat on a mix of standard and thin wires?

Re: Can I install a nest thermostat on a mix of standard and thin wires?

Re: Can I install a nest thermostat on a mix of standard and thin wires?

Re: Can I install a nest thermostat on a mix of standard and thin wires?