Diesel & Heavy Duty Equipment

Department Head
Mark Ouellette

(860) 344-7100 x392

Each student is required to complete four years of a Career Technical Education program. To learn more about Connecticut Technical Education and Career System’s Diesel and Heavy-Duty Equipment Repair program, please visit our district website.

Peter Litchfield, Instructor

Course Descriptions

Students deciding to enter the field of Diesel and Heavy-Duty Equipment Repair will be introduced to the basics of safety, as well as equipment identification and use. This course allows students to experience a variety of diesel and heavy equipment practices. Students learn of the varied careers available within the diesel and heavy equipment repair industry. They are instructed in the use of hand and power tools and practice their use. They are instructed in diesel engine operation and engine components.

In Grade 10, students are instructed in the major systems of on-road and off-road heavy equipment. Systems studied and practice tasks are aligned with the Automotive Service Excellence certification areas. Areas taught are diesel engine systems and overhaul, drive train, brakes, electrical/electronic systems and preventative maintenance inspection.

In Grade 11, practical applications, design, service and repair of transmission, differentials, rear axle and brakes systems are examined and practiced. In-depth training and practice of Preventive Maintenance Inspection is accomplished. Advanced steering system training, tire and wheel diagnosis and service are taught. The students service and repair electrical and electronic controls and systems, as well as hydraulic and air brake systems. Students learn shop organization and management. The students will perform school diesel projects for customers as it relates to the curriculum.

In Grade 12, students diagnose and repair engine and emissions control systems. Instruction is given in Welding and Oxy/acetylene welding and cutting. Supplemental electronic systems and cold weather starting are covered. Advanced engine repair techniques are introduced. Advanced suspension system repair procedures are explored and practiced. Students repair hydraulic systems. Air conditioning and refrigeration are studied including the diagnosis of common air conditioning and refrigeration problems. Commercial Driver’s License basics are covered. They will perform school diesel projects for customers as it relates to the curriculum. They receive instruction in safety requirements and demonstrate sound safety practices. Students will demonstrate the ability to complete a job application, interview and to perform entry-level job readiness and trade skills.

Additional Program Information

  • Practice Shop Safety
  • Understand career opportunities in the transportation industry
  • Demonstrate mechanical repair processes and materials
  • Demonstrate tool and equipment usage and operation
  • Perform routine maintenance procedures on trucks, buses, and heavy equipment
  • Diagnose and repair motor vehicle systems to acceptable industry and safety standards
  • Utilize “high-tech” diagnostic equipment such as digital multimeters and diagnostic scan tools
  • Demonstrate professional customer service skills used in the industry
  • Utilize service information and interpret wiring diagrams during diagnosis and repair
  • ASE:  Brakes, Diesel Engines, Steering & Suspension, Electrical/Electronics
  • NC3/SnapOn – meter certification
  • S/P-2 Safety certification
  • Diesel Mechanic/Technician
  • Equipment Mechanic/Technician
  • Agricultural Equipment Repair
  • Service Writer
  • Parts Specialist
  • Engine Rebuilder
  • Manufacturer’s Representative
  • Machine Maintenance Technician
  • Fleet Mechanic