Wire Ac Thermostat Wiring Diagram. White the white wire is what connects to the auxiliary heat on your system. Rc red wire power 24 vac rh or 4 red wire jumpered power 24 vac w white wire for heating enable y yellow wire for cooling enable.
A wiring diagram is a schematic which uses abstract pictorial symbols to demonstrate every one of the interconnections of components in the system. A wiring diagram is a simplified traditional pictorial representation of an electrical. This diagram is to be used as reference for the low voltage control wiring of your heating and ac system.
Additionally unless you have a millivolt system or electric baseboard heating gas logs typically then your system will be low voltage.
Diagram is to begin at the source or the major power supply thermostat wiring and wire color chart thermostat wiring 1 24 colors code tstat terminal designation color of wire and termination r the r terminal is the power this is a red wire and. The diagram below shows how a basic 4 wire thermostat is connected as indicated by the color code chart above. For complex systems like heat pumps and multi zones a professional is recommended. A wiring diagram is a schematic which uses abstract pictorial symbols to demonstrate every one of the interconnections of components in the system.