Air Conditioning Wiring Diagram For Nest Thermostat. Other types of wiring and certain types of hardware are also incompatible with the Nest Thermostat. Click on the image to enlarge and then save it to your computer by right clicking on.
A blue or black wire is usually marked C while the a white wire is likely marked W The wire marked E is likely a brown one and Y and Y2 are usually yellow. Thermostat Wiring Diagrams for Heat Pumps - Heat Pump Thermostat Wire Diagrams. When it comes to installing Nest thermostat then you need to manage Nest Thermostat Wiring.
Nest Thermostat Wiring Diagram Air Conditioner 3 Wire and How to Install.
Nest Thermostat Wiring Diagram Air Conditioner 3 Wire and How to Install. The orange wire connects to terminal O on your thermostat. It terminates at the air handler or furnace. The orange wire only applies to homeowners with an air-source heat pump.
