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Rio Hondo College logo
Rio Hondo College logo

HET 220 - Heavy Equipment Powertrains I

Unit(s): 4.00

Prerequisite: HET 107
Transfers to: CSU

This course is designed to familiarize the students with conventional Heavy Equipment powertrain systems and components. Topics covered include fundamentals of gears, friction and anti-friction bearings, mechanical clutches, manual transmissions, driveline systems, drive axles, final drives, hydraulic and air brakes, and undercarriage systems. Component failure analysis will be discussed as part of disassembly, inspection, and reassembly of various transmissions, drive axles, and final drives. In addition, proper shop and personal safety, and how to use manufacturer’s service specifications information will also be covered.

About RHC

Rio Hondo College, serving the communities of El Monte, Pico Rivera, Santa Fe Springs, South El Monte, and Whittier for over 50 years.


Rio Hondo College
3600 Workman Mill Road
Whittier, CA 90601

Phone: (562) 692-0921
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