I do not have c wire on my older system. I keep getting a 260 code. What do I need to do

[Billrmetzler]

I get a 260 error code.I do not have a c wire on my older system 

[EdwardT]

Hi Billrmetzler,

Thanks for reaching out. The Nest Thermostat (2020) often requires a C wire to work, though there are cases where it might not be needed. You can click on this link to learn more about this.

Thanks,

Edward

[EdwardT]

Hi Billrmetzler,

It's me again. I wanted to check back in to see if you have other questions and concerns. Feel free to let me know if you do. 

Thanks,

Edward

[EdwardT]

Hi Billrmetzler,

I'm just checking in to make sure that you've seen our response. Please let us know if you have any other questions or concerns as I will be locking this in 24 hours.
 

Thanks,

Edward