The nest thermostat is a piece of hardware with circuitry and an operating system just like any computer. Your nest thermostat has detected a g 2 fan wire in the y 2 connector and an emergency heat wire in the connector.
Learn About The Common Wire And Why A Nest Thermostat May
How to fix nest thermostat. Choose all settings at the very bottom. If you need to clear out some or all of the learning about your home. First check that services are online with this tool. If there is an outage its on nests end. Scroll to settings and select it. 4 ways to fix it check nest services.
G 2 wire detected. Remove the base plate disconnect each of the labeled wires from the thermostat by pushing in the terminal tab and pulling out the wire. Contact a local pro if you need more help. Remove the screws securing. Heres how to restart the nest thermostat if it ever becomes unresponsive. Give it a restart.
Scroll all the way to the right and select reset. Start by clicking on the nest thermostat unit to bring up the main menu. Gently pull the thermostat wire cable out from the wall a few inches if possible to prevent the cable from slipping. Restarting your thermostat can resolve some issues like a slow or frozen display or help it get reconnected to the internet. The nest thermostat does not support multiple stages of heat and multiple fan speeds at the same time. The first thing to try probably not surprisingly is turning the thermostat off then turning it on.
That means its also susceptible to crashing freezing and other problems.