Outrageous Furnace Fan Wire Colors
The green wire underneath your thermostat connects to the fan of your furnace or air handler.
Furnace fan wire colors. Variety of furnace fan motor wiring diagram. Sometimes the terminal for the green wire is also green in color. It shows the elements of the circuit as streamlined shapes and the power and also signal connections in between the devices.
Some wire colors you see will include white green black and sometimes light blue. The green wire is typically used to offer power for operating the furnace fan blower. It terminates at the air handler or furnace.
This particular wire is used to connect to the air conditioning facility. The yellow wires terminate at your compressor contactor via an air handler. The green wire connects to terminal g on your thermostat.
A wiring diagram is a streamlined standard pictorial depiction of an electrical circuit. If when you finish wiring your thermostat you discover that your hvac fan is not working you should check that your thermostat is properly wired. The wires are color coded and are assigned to specific terminals.
Then there is the terminal marked y which is used to attach the yellow wire.