The subject matter will provide a broad exposure to a wide variety of heating equipment and their service needs. Gas, oil and electric heating equipment will be explored, taken apart, reassembled, and problems troubleshot. REFG 255 ties together how installation, good or bad, will affect the efficiency, and length of service to the end user. This course accompanies a heating equipment lecture and covers the hands-on aspects of heating service application. Prerequisites: REFG 121 and REFG 123 or equivalents. (S)