Google Nest Community

Hi, I am trying to figure out if my 3rd Gen Nest thermostat is power stealing from my furnace. Any ideas on how I can check that?also, I’ve looked into installing a C wire for it, but there appears to be a white wire connected into the hvac panel (se...

I just installed a nest 3rd Gen learning thermostat. This is installed on the top floor which is part of a zone heating system. I connected to Y,G, W and Rh. Everything seems to install well, but I realized that my outside condenser is constantly run...