Covers bearing seals, lubrication, and maintenance practices. Understanding the Operation of Pumps Covers typical applications of various types of pumps. Describes factors affecting pump selection. Explains operating principles of centrifugal, propeller, and turbine, rotary, reciprocating, and metering pumps. Special-purpose pumps including diaphragm pumps and others designed to handle corrosive and abrasive substances.
Covers pump maintenance, packing gland, seal, and bearing replacement.
The trainee is shown typical metallic and nonmetallic piping systems, pipe-joining methods, and how tubing and hoses differ from piping. The Unit covers valves, pipe fittings, hangers, supports, and insulation, and shows how tubing is sized, fitted, bent, and joined. Uses of traps, filters, strainers are also explained. Charging the system.