Trane thermostat wiring diagram you will need a comprehensive expert and easy to understand wiring diagram. Heat pumps are different than air conditioners because a heat pump uses the process of refrigeration to heat and cool while an air conditioner uses the process of refrigeration to only cool the central air conditioner will usually be paired with a gas furnace an electric furnace or some other method of heating. With this sort of an illustrative guide you ll have the ability to troubleshoot stop and total your assignments easily.