Sensational Thermostat Wire Colors Meaning

Colors vary by the brand but brown blue and purple are the most common.

Thermostat wire colors meaning. This could happen if the wires are swapped on both ends or if there s a spice in the wire somewhere that was not matched up to the correct color. This wire is responsible for triggering the blower fan. The yellow wires terminate at your compressor contactor via an air handler.

They control your air conditioning system. It terminates at your air handler or furnace. The thermostat wire is color coded so the technician can identity which wire goes to which port on each board.

Before you get started review our electrical safety basics page. For this reason kill the power at the condenser and the air handler before changing or working on the wiring at the t stat. Color of wire and termination.

If your thermostat breaks you should be able to fix it yourself without the need to call in an electrician. With the common wire you get a piece that provides power from the transformer. The yellow wires underneath your thermostat connect to your compressor.

It s important to note that in some cases the color of the wire does not necessarily mean it connects to that came color one the board. So for obvious reasons it is a wire that you don t want to play around with or put in the wrong place. My paperback and e book.

The yellow wires connect to the y terminals on your thermostat. Thermostat wiring and wire color chart thermostat wiring colors code. Lastly if you have a package unit then the.