APR 172
Introduction to Hydraulics
Portland Community College · UGRD · Fall 2026
Catalog description
Introduces the physical dynamics and properties of incompressible fluids and the practical application of fluid power principles involving pressure, flow and force to the hydraulic systems found at industrial worksites. Covers fundamental hydraulic schematics and circuits and the function of components including pumps, valves, cylinders, motors, reservoirs, actuators, fluid conductors, and valves. Introduces hydraulic instrumentation, specialized tools, troubleshooting, and maintenance. Emphasizes safety procedures and practices around high pressure hydraulic equipment. Prerequisite: APR 170 , and ( WR 90 and RD 90 ) or IRW 90 and MTH 20 or equivalent placement or department permission. Audit available.
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