Google Nest Community

I have a nest model G4CVZ and according to the compatibility check my current wiring won’t work. I re moved the jumper as it said, and put the red wire to red on the nest. I put the blue to common. The ac blows hot when I did this. I read that puttin...

I installed the nest a year ago without a common wire and it has worked fine until now. I had it off for a month as the weather didnt dictate heat or cooling. When I turned it back on, I get the N260 note. Is it because it was off? Will it recharge i...