Class Listings & Descriptions

Listing of all HET classes offered, refer to the Program Planning Guide or discuss with an advisor requirements for credentials.

HET-110: Diesel Engines

This course introduces theory, design, terminology, and operating adjustments for diesel engines. Emphasis is laced on safety, theory of operation, inspection, measuring, and rebuilding diesel engines according to factory specifications. Upon completion, students should be able to measure, diagnose problems, and repair diesel engines.

Course Prerequisites:
None
Total Credits:6
Class Credits:3
Lab Credits:9
Clinic Credits:0
 

HET-114: Power Trains

This course introduces power transmission devices. Topics include function and operation of gears, chains, clutches, planetary gears, drive lines, differentials, and transmissions. Upon completion, students should be able to identify, research specifications, repair, and adjust power train components.

Course Prerequisites:
None
Total Credits:5
Class Credits:3
Lab Credits:6
Clinic Credits:0
 

HET-115: Electronic Engines

This course introduces the principles of electronically controlled diesel engines. Emphasis is placed on testing and adjusting diesel engines in accordance with manufacturers' specifications. Upon completion, students should be able to diagnose, test, and calibrate electronically controlled diesel engines.

Course Prerequisites:
None
Total Credits:3
Class Credits:2
Lab Credits:3
Clinic Credits:0
 

HET-125: Preventive Maintenance

This course introduces preventive maintenance practices used on medium and heavy duty vehicles and rolling assemblies. Topics include preventive maintenance schedules, services, DOT rules and regulations, and road ability. Upon completion, students should be able to set up and follow a preventive maintenance schedule as directed by manufacturers.

Course Prerequisites:
None
Total Credits:2
Class Credits:1
Lab Credits:3
Clinic Credits:0
 

HET-128: Medium/Heavy Duty Tune Up

This course introduces tune-up and troubleshooting according to manufacturers' specifications. Topics include troubleshooting engine systems, tune-up procedures, and use and care of special test tools and equipment. Upon completion, students should be able to troubleshoot, diagnose, and repair engines and components using appropriate diagnostic equipment.

Course Prerequisites:
None
Total Credits:2
Class Credits:1
Lab Credits:2
Clinic Credits:0
 

HET-134: Diesel Fuel and Power System

This course introduces the principles of fuel injection and other power systems used in the heavy equipment industry including newer and cleaner technology. Emphasis is placed on test equipment, component functions, safety, and theories of older conventional and newer and cleaner Tier III and Tier IV fuel systems. Upon completion, students should be able to diagnose and service fuel systems and explain proper safety procedures on alternative fuel systems used in heavy equipment industry.

Course Prerequisites:
None
Total Credits:3
Class Credits:2
Lab Credits:3
Clinic Credits:0
 

HET-217: Tractor Performance

This course covers procedures for attaining optimum performance of agricultural tractors. Emphasis is placed on problem solving using dynamometers, test procedures, and safety. Upon completion, student sshould be able to use test equipment to diagnose engines and drive components and adjust tractors to achieve optimum performance.

Course Prerequisites:
None
Total Credits:2
Class Credits:1
Lab Credits:2
Clinic Credits:0
 

HET-231: Medium/Heavy Duty Brake Systems

This course covers the theory and repair of braking systems used in medium and heavy-duty vehicles. Topics include air, hydraulic, and ABS system diagnosis and repair. Upon completion, students should be able to troubleshoot, adjust, and repair braking systems on medium and heavy-duty vehicles.

Course Prerequisites:
None
Total Credits:2
Class Credits:1
Lab Credits:3
Clinic Credits:0
 

HET-232: Medium/Heavy Duty Brake Systems Lab

This course provides a laboratory setting to enhance the skills for troubleshooting, adjusting, and repairing brake systems on medium and heavy duty vehicles. Emphasis is placed on practical experiences that enhance the topics presented in HET 231. Upon completion, students should be able to apply the laboratory experiences to the concepts presented in HET 231.

Course Prerequisites:
Take HET-231; Take either previously or concurrently. Required.
Total Credits:1
Class Credits:0
Lab Credits:3
Clinic Credits:0
 

HET-233: Suspension and Steering

This course introduces the theory and principles of medium and heavy duty steering and suspension systems. Topics include wheel and tire problems, frame members, fifth wheel, bearings, and coupling systems. Upon completion, students should be able to troubleshoot, adjust, and repair suspension and steering components on medium and heavy duty vehicles.

Course Prerequisites:
None
Total Credits:4
Class Credits:2
Lab Credits:4
Clinic Credits:0