Diesel Technology

After completing this course students should be able to; Define preventative maintenance; identify various types of maintenance practices; learn which federal agencies regulate the operations of commercial vehicles; identify the basis of establishing a PMI schedule; identify legislated requirements for vehicle inspections; explain why preventative maintenance is important; outline responsibilities regarding preventative maintenance (PM) and vehicle safety inspections; describe what is involved in planning a PM program and identify the inspection requirements for commercial vehicles; identify items for an inspection checklist; develop and use inspection schedules and inspection reports; distinguish between the various types of PMI; identify the requirements of PMIs; identify requirements of the Commercial Vehicle Safety Alliance Inspection Program.

This course will cover: Principles of Electricity, Generating Electricity, Circuit Control Devices, Electrical Test Instruments, Commercial Batteries, Advanced Battery Technologies, Servicing Commercial Batteries, Heavy Duty Starting Systems and Circuits, and Charging Systems.

After completing this course students should be able to. 1. Explain the fundamentals of the hydraulic system; 2. List the different types of hydraulic fluids. 3. Explain the basic operating principles common to all hydraulic systems. 4. Describe the relationship between flow rate and pressure. 5. Identify the common components of a hydraulic system. 6. Differentiate between the different types of lines used in hydraulic systems. 7. Describe the different fittings used on hydraulic lines and when it is appropriate to use each. 8. Identify and compare the different types of positive-displacement pumps. 9. Describe the operation of the various types of hydraulic pumps. 10. Describe the operation of variable-displacement pumps. 11. Explain the causes and effects of pump cavitation. 12. List the common causes of pump failure. 13. Differentiate between linear and rotary actuators. 14. Describe how hydraulic actuators are built. 15. Identify and describe the types of valves used in hydraulic systems. 16. Identify the types of hydraulic accumulators. 17. Describe how to operate and work with accumulators safely. 18. Identify the main areas of preventative maintenance for hydraulic systems. For each unit of credit, a minimum of three hours per week with one of the hours for class and two hours for studying/preparation outside of class is expected.

This course covers Diesel Engine Components and Repair including; 1. Basic Engine Terminology and Operating Principles 2. Cylinder Components 3. Cylinder Blocks and Crankshafts 4. Cylinder Heads and Valve Train Mechanisms 5. Diesel Engine Lubrication Systems 6. Diesel Engine Cooling Systems For each unit of credit, a minimum of three hours per week with one of the hours for class and two hours for studying/preparation outside of class is expected.

This course covers the manual drive train, including 1. Heavy Duty Clutches 2. Servicing Heavy Duty Clutches 3. Basic Gear Concepts 4. Standard Transmissions 5. Servicing Standard Transmissions 6. Automated Standard Transmissions 7. Driveshaft Systems 8. Heavy Duty Truck Drive Axels For each unit of credit, a minimum of three hours per week with one of the hours for class and two hours for studying/preparation outside of class is expected.

This course will cover;

1. Electronic Signal Processing Principles
2. Sensors
3. Electronic Distributor Injection Pumps
4. Electronic Unit Injectors and Pumps
5. Cummins Unit Injection Systems
6. HEUI Injection Systems
7. Common Rail Fuel Systems

For each unit of credit, a minimum of three hours per week with one of the hours for class and two hours for studying/preparation outside of class is expected.

This Course Covers Heavy-Duty Vehicle Torque Converters and Automatic Transmissions Including:

1. Torque Converters
2. Planetary Gear Concepts
3. Hydraulically Controlled Automatic Transmissions
4. Maintaining Automatic Transmissions
5. Electronically Controlled Automatic Transmissions

For each unit of credit, a minimum of three hours per week with one of the hours for class and two hours for studying/preparation outside of class is expected.

This Course Covers Heavy- Duty Suspension and Steering Including; 1. Commercial Vehicle Tires 2. Commercial Vehicle rims and Hubs 3. Front Axels and Vehicle Alignment Factors 4. Heavy-Duty Truck Frames 5. Heavy-Duty Truck Suspension Systems 6. Steering Systems and Integral Steering Gears For each unit of credit, a minimum of three hours per week with one of the hours for class and two hours for studying/preparation outside of class is expected.

This course covers. 1. Medium/Heavy Duty Braking Systems 2. Braking Fundamentals 3. Air Brake Foundation Systems and Air Brake Circuits 4. Servicing Air Brake systems 5. Anti-Lock Braking -Vehicle Stability and Collision Avoidance Systems 6. Fundamentals of Hydraulic and Air-Over Hydraulic Braking systems For each unit of credit, a minimum of three hours per week with one of the hours for class and two hours for studying/preparation outside of class is expected.

This course covers Diesel Fuel Systems including;

1. Diesel Fuel Properties and Characteristics
2. Low Pressure Fuel Systems
3. Functions of High-Pressure Fuel Systems
4. Hydraulic Nozzles
5. Governors
6. Multiple Plunger Injection Pumps
7. Electronic Signal Processing Principles

For each unit of credit, a minimum of three hours per week with one of the hours for class and two hours for studying/preparation outside of class is expected.

This course will cover; 1. Alternative Fuel Properties and Characteristics 2. Natural Gas Combustion Systems For each unit of credit, a minimum of three hours per week with one of the hours for class and two hours for studying/preparation outside of class is expected.