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C-Wire Poser

Steveham55
Community Member

I have a C wire in my old thermostat and specified it when setting up my Nest. Nest tells me the C wire is not getting power. I tested the power and it is at 24v. Any ideas?

 

thanks. 

2 REPLIES 2

Ryan_G
Community Specialist
Community Specialist

Hi Steveham55,

 

Thanks for reaching out and we're sorry for the delay.

 

Here are a few things to check for us to further isolate the issue:

  • Try to re-strip the C wire to expose new copper wire. Plug it back and make sure it is properly seated.
  • Depending on the thermostat you're using, you can go to settings > equipment> select the right heat type and source.
  • Make sure all the wires are properly inserted to the base terminal.

Let me know how it goes by replying to this thread.

 

Best regards,

Ryan

Ryan_G
Community Specialist
Community Specialist

Hey folks,

 

Thanks for visiting the Google Nest Community. 

 

Since this thread hasn't had activity in a while, we're going to close it to keep content fresh.

If you have additional questions, feel free to submit another post and provide as many details as possible so that others can lend a hand. 

 

Hope this helps!

 

Kind regards,

Ryan