Nest Thermostat No Power to RC Wire
If your Nest thermostat has lost power to the RC wire, there are a few things you can do to try and fix the problem. First, check to make sure that the RC wire is properly connected to the Nest base and that the other end is plugged into a wall outlet. If it is, then unplug the Nest base and plug it back in. This will sometimes reset the connection and restore power to …