HET 150 - Heavy Equipment Fuel Systems and Emissions

Prerequisite:HET 107
Transfers to: CSU

This course is designed to familiarize the students with a wide variety of heavy equipment diesel engine fuel systems and operation. Topics covered include hydromechanical systems such as port-helix, inlet-metering, sleeve-metering and mechanical unit injectors as well as computerized management systems including common rail and amplified common rail. Additional topics regarding diesel engine emission control strategies and devices such as diesel oxidation catalyst, diesel particulate filter and selective catalytic reduction will also be covered. Component failure analysis will be discussed as part of testing and adjusting of various fuel systems. In addition, proper shop and personal safety, and how to use manufacturer’s service specifications information will also be covered.