Proper Trane thermostat wiring for a heat pump setup is the backbone of efficient year-round climate control. G (Green): Attach to the G terminal for the blower fan.
Trane Thermostat Heat Pump Wiring Diagram PDF Download
Identifying Terminal Functions on the Thermostat Before connecting any wires, you must match the letters on your Trane thermostat to their industry-standard functions. Understanding Heat Pump Reversing Valve Control The defining feature of a heat pump, compared to a standard furnace, is the reversing valve that switches between heating and cooling.
C Common Return path for the 24V power; often connected to the W terminal bridge on the transformer. Y (Yellow): Attach to the Y terminal for the cooling stage.
Trane Thermostat Heat Pump Wiring Diagram PDF Download
Thermostat Side (Wire Color): Connect the wires to the corresponding terminals on the unit. Standard Wiring Sequence for a Heat Pump A typical Trane heat pump installation will utilize a five-wire cable running from the thermostat back to the control board.
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