This subject matter will provide a broad exposure to a wide variety of heating equipment and their service needs. There will be in-depth discussion on gas, oil, and electric heating equipment as well as the mechanical, fuel combustion, and electrical service. This course ties together how the installation of this equipment affects the efficiency, all around performance, and length of service this equipment will have for the end user. This course was green before green was a popular word. This course covers most aspects of heating service and is accompanied by the heating equipment lab to allow application of content covered in this lecture. Prerequisites: REFG 101, REFG 102, REFG 121, REFG 123 or equivalents. (S)