Heat Pump T Stat Wiring Diagram. If not the structure wont function as it ought to be. Blue this is your common or c wire.
So if you are an 18 6 wire and you are going to have an additional wire to be safe for the future. O or b these terminals are for heat pumps and the b t stat terminal is used on for rheem or ruud and any manufacturer that energizes the reversing valve in heating mode for the heat pump. I need a basic wiring diagram for an old ruud heat pump air handler t stat my system has been complete disconnected and.
C is known as the common terminal.
Each component ought to be set and linked to other parts in specific way. Otherwise the arrangement wont function as. I have a rheem. Heat pump thermostat wiring diagram heat pump thermostat wiring a typical wire color and terminal diagram 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.