Heat Pump Colored Wiring Diagrams. The heat pump wiring diagram above covers approximately 90 of the heat pump thermostats. 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.
Trane wc 150b g series installation operation maintenance pdf manualslib. 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. Print the wiring diagram off plus use highlighters to trace the signal.
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The color of wire r is usually red and c is black. A wiring diagram is a streamlined traditional photographic depiction of an electrical circuit. 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.