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Diesel and Heavy Equipment Technology - Afternoon

First Semester (Fall 1)

Course	Class Hours	Lab Hours	Clinical Hours	Credits
HET 125 - Preventive Maintenance 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. Class: 1.00 Lab: 3.00 Credits: 2.00	1.00	3.00		2.00
TRN 170 - Pc Skills for Transportation TRN 170 - Pc Skills for Transportation This course introduces students to personal computer literacy and Internet literacy with an emphasis on the transportation service industry. Topics include service information systems, management systems, computer-based systems, and PC-based diagnostic equipment. Upon completion, students should be able to access information pertaining to transportation technology and perform word processing. Class: 1.00 Lab: 2.00 Credits: 2.00	1.00	2.00		2.00
TRN 110 - Introduction to Transport Technology TRN 110 - Introduction to Transport Technology This course covers workplace safety, hazardous materials, environmental regulations, hand tools, service information, basic concepts, vehicle systems, and common transportation industry terminology. Topics include familiarization with major vehicle systems, proper use of various hand and power tools, material safety data sheets, and personal protective equipment. Upon completion, students should be able to demonstrate appropriate safety procedures, identify and use basic shop tools, and describe government regulations regarding transportation repair facilities. Class: 1.00 Lab: 2.00 Credits: 2.00	1.00	2.00		2.00
WLD 112 - Basic Welding Processes WLD 112 - Basic Welding Processes This course introduces basic welding and cutting. Emphasis is placed on beads applied with gases, mild steel fillers, and electrodes and the capillary action of solder. Upon completion, students should be able to set up welding and oxy-fuel equipment and perform welding, brazing, and soldering processes. Class: 1.00 Lab: 3.00 Credits: 2.00	1.00	3.00		2.00
				Total: 8

Second Semester (Spring 1)

Course	Class Hours	Lab Hours	Clinical Hours	Credits
HET 110 - Diesel Engines 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. Class: 3.00 Lab: 9.00 Credits: 6.00	3.00	9.00		6.00
				Total: 6

Third Semester (Summer 1)

Course	Class Hours	Lab Hours	Clinical Hours	Credits
TRN 140 - Transportation Climate Control TRN 140 - Transportation Climate Control This course covers the theory of refrigeration and heating, electrical/electronic/pneumatic controls, and diagnosis and repair of climate control systems. Topics include diagnosis and repair of climate control components and systems, recovery/recycling of refrigerants, and safety and environmental regulations. Upon completion, students should be able to diagnose and repair vehicle climate control systems. Class: 1.00 Lab: 2.00 Credits: 2.00	1.00	2.00		2.00
TRN 140A - Transportation Climate Control Lab TRN 140A - Transportation Climate Control Lab This course provides experiences for enhancing student skills in the diagnosis and repair of transportation climate control systems. Emphasis is placed on reclaiming, recovery, recharging, leak detection, climate control components, diagnosis, air conditioning equipment, tools and safety. Upon completion, students should be able to describe the operation, diagnose, and safely service climate control systems using appropriate tools, equipment, and service information. Corequisites: Take TRN-140 Class: 1.00 Lab: 2.00 Credits: 2.00	1.00	2.00		2.00
				Total: 4

Forth Semester (Fall 2)

Course	Class Hours	Lab Hours	Clinical Hours	Credits
HET 231 - Medium/Heavy Duty Brake Systems 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. Class: 1.00 Lab: 3.00 Credits: 2.00	1.00	3.00		2.00
TRN 120 - Basic Transportation Electricity TRN 120 - Basic Transportation Electricity This course covers basic electrical theory, wiring diagrams, test equipment, and diagnosis, repair and replacement of batteries, starters, and alternators. Topics include Ohm's Law, circuit construction, wiring diagrams, circuit testing, and basic troubleshooting. Upon completion, students should be able to properly use wiring diagrams, diagnose, test, and repair basic wiring, battery, starting, charging, and electrical concerns. Class: 4.00 Lab: 3.00 Credits: 5.00	4.00	3.00		5.00
HYD 112 - Hydraulics-Medium and Heavy Duty HYD 112 - Hydraulics-Medium and Heavy Duty This course introduces hydraulic theory and applications as applied to mobile equipment. Topics include component studies such as pumps, motors, valves, cylinders, filters, reservoirs, lines, and fittings. Upon completion, students should be able to identify, diagnose, test, and repair hydraulic systems using schematics and technical manuals. Class: 1.00 Lab: 2.00 Credits: 2.00	1.00	2.00		2.00
				Total: 9

Fifth Semester (Spring 2)

Course	Class Hours	Lab Hours	Clinical Hours	Credits
HET 114 - Power Trains 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. Class: 3.00 Lab: 6.00 Credits: 5.00	3.00	6.00		5.00
HET 233 - Suspension and Steering 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. Class: 2.00 Lab: 4.00 Credits: 4.00	2.00	4.00		4.00
				Total: 9