Manchester Community College

Provides students with knowledge of skills ranging from basic diesel engine operations to computerized truck management systems. Students will learn how to maintain and do repairs on their own trucks, work for a truck fleet or dealership, or start a full- or part-time business.  Applicable skills:

Learn the common tools and shop safety procedures used to repair of heavy-duty vehicles. Understand the basic operation of a diesel engine and its major components. Describe the operation of cooling and lubrication systems and various procedures used in the inspection and rebuilding of a typical diesel engine.

Understand the operation of a mechanical fuel injection system, the fuel-delivery system, as well as the properties of the various types of diesel fuels. Learn basics of computers and specifics of the electronic operation of vehicle and engine control systems. Be aware of the basic theory and repair of the various electrical systems, including the battery, charging system, starting system, and lighting systems.

Basic operation and repair of heavy-duty truck steering and suspension systems, along with service and repair of vehicle wheels and tires. Understand the operation of hydraulic and pneumatic braking devices and control systems, the interpretation of fault-indication messages, and the troubleshooting of brake system problems.

Describe the operation and repair procedures for common heavy-duty truck manual transmissions and clutch systems. Identify the principles of operation, troubleshooting steps, and repair procedures for most common types of automatic transmissions used in today’s heavy-duty trucks.

Identify the function and operation of driveline components, troubleshooting procedures, and tasks required for servicing driveline problems. Recognize the function and operation of heating, ventilation, and air conditioning systems used on heavy-duty trucks.

Upon completion you will be prepared to sit for the Med-Heavy Truck Certification Test.

On average this course is 437 hours of independent, online instruction.

For more detailed information: Diesel Mechanics-Heavy Truck Maintenance

This course is WIOA Approved.