Exploration of a variety of methods used in manufacturing. Theory and application oStudents learn how to install and service air conditioning and refrigeration equipment and get detailed instructions in motors and power distribution. The class reinforces the guidelines and procedures for charging an Air Conditioner, including the use refrigerant recovery equipment: the vacuum pump, micron gauge, and mechanical and electronic scales and charging equipment.f processes including but not limited to metal forming, welding, machining, heat treating, plating, assembly procedures, and process control considerations, casting and injection molding.