Operation and service of air handling equipment. The course covers the basic principles of fans including blowers. Fan theory as well as practical aspects involving maintenance, rebuilding, bearing installation, lubrication, and dynamic balancing are taught. The attendee should be able to read a fan curve, set up a PM program, make vibration checks, and understand various money saving methods of reducing energy and maintenance costs associated with fans and blowers. Table top reduced size fans and blowers will be used to explain principles and operation.