Course Number 119 Centrifugal Pumps 9  hours of instruction  Format: Programmed Instruction Self-study Price: $47.50

Operating characteristics and identification of parts of centrifugal pumps; flow-through pump; mechanical and packing seals; seal flush; parts of an impeller, identification of impellers; discharge pressure versus flow; power requirements versus flow; effect of specific gravity on power requirements; multistage operation; methods of priming centrifugal pumps; operating characteristics of self-priming centrifugal pumps; types of oil lubrication; grease-lubricated bearings; bearing housing temperatures; and cavitation and gassing of centrifugal pumps.
Prerequisites - Familiarity with terms used to indicate temperature, pressure, and flow (°F, psig, pph, etc.) (Course Number 49). Ability to add and subtract whole numbers (Course Number 29).

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