Heating Systems Basics

By the end of this course you will be able to: Identify the two types of heat used in a commercial Variable Air Volume Systems  Differentiate between open and closed-loop piping systems  Identify the two types of energy used in a commercial hot water boiler  State the purpose of a thermostat on a hot water boiler  Describe how a heat exchanger works  State the purpose of a steam trap in a steam boiler  List the steps to take in determining if an electric resistance heater is working