Thermostat Wiring Diagram York. The thermostat uses 1 wire to control each of your hvac systems primary functions such as heating cooling fan etc. As shown in the diagram you will need to power up the thermostat and the 24v ac power is connected to the r and c terminals.
Rheem heat pump wiring diagram rheem heat pump air handler wiring diagram rheem heat pump condenser wiring. We just need to get a grip of what each color wire is and what it does. Sometimes a home existing wiring can be tapped into and used depending on the scenario.
What is a wiring diagram.
The visionpro thermostat is pre configured as programmable and has a default schedule with all temperatures set for 68 deg. I was in the process of connecting the wires based on your diagram then a another. Nest wiring diagram for heat pump. All homeowner thermostat questions belong in.