“We lost power for a second, caused Nest to show error msg - 'Your Thermostat cannot control this equipment properly without wiring changes'. After that it shows -'No power to common (C) wire detected', It took 2 hours for furnace to re-start. HELP!”

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• Hey there, Neeraj. Thanks for your inquiry on the Nest learning Thermostat. We want to know more about your concern, please reach out to our dedicated team of specialists on the Google Help Center page here: https://support.google.com/googlenest/gethelp

  Answered by Google Nest Support 1 year ago

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