Supreme Furnace Thermostat Wiring Color Code

It terminates at the air handler or furnace.

Furnace thermostat wiring color code. Thermostat wiring and wire color chart thermostat wiring colors code. These color codes are vitally important in connecting the right wires to the corresponding terminals. Color codes for 24v thermostat wires are divided into two groups.

Therefore taking the time to learn all of the possible combinations. These colors are used as follows. A heat pump system on the other hand has eight or more different thermostat wires.

Failure to properly link these can lead to failures in the system including short circuits which can lead to fires. It terminates in your outdoor condenser for reversing valve operation from hot to cold. Thermostat wiring color code typically a furnace plus a c hvac system has four or five thermostat wires and a common wire.

The red wire or 24 vac power lead is connected straight to the rc 4 terminals. Installing a thermostat is more difficult if you are not familiar with the color codes of thermostat wire. Color of wire and termination.

Just take a look at the picture below the diagram. Lastly if you have a package unit then the. We give a summary tables of both traditional and current thermostat wire color code keys above.

Some thermostat units have a dedicated r terminal and it. The orange wire connects to terminal o on your thermostat. My paperback and e book.