The study of theories of operations and design of agricultural drive trains, including clutches, standard transmissions, hydraulic assist transmissions, hydrostatic drives, power take offs, braking systems and special drivers. Study of seals and bearings as they are applied to power trains. The diagnosis and repair of problems associated with agricultural equipment power trains will be covered. The practical use of repair manuals and computer assisted resource materials will be included. Hands on training with demonstration units and experience in the repair of agricultural projects will be included. Applied safety in all areas is included.

The study of electrical systems found on agricultural equipment; DC and AC generators, alternators, starting circuits, batteries and accessories. Diagnosis and repair of agricultural equipment electrical systems both on the unit and on the bench. Includes testing and overhaul of generators, alternators, regulators, starters, batteries, gauges, switches and their respective circuits. Advanced study and application of electrical circuits and controls found on tractors, combines and other agricultural equipment which also includes test equipment. Applied safety is also covered.
Pre-requisites: AET 103

An advanced study of hydraulic components utilized in agricultural equipment. Testing, diagnosis, disassembly and reassembly of components, including pumps, cylinders, valves, and accumulators will be studied. Diagnostic and repair procedures for hydraulic drive systems will be covered. Applied safety is also covered.

The concept of this course is to teach students to precisely calibrate and adjust machinery so it is “field” ready. Correctly setting monitors, sensors, pressures, etc. will be topics that will allow students hands-on experience for learning correct procedures. Safety and precision will be addressed.

This course will include the advanced study of theories and principles of the diesel fuel injection pump, fuel injection nozzle, fuel injection components and controls.  It will include the diagnosis and adjustment of fuel systems utilizing available tools and computer technology.  All components involved in fuel systems will be taught for identification and function.  Several makes of engines will be introduced to the student for various knowledge areas.

Advanced study and application of electrical and electronic circuits and controls utilized on tractors, combines and other agricultural equipment. Troubleshooting, diagnosis, and repair of lighting circuit, A/C circuit, wiring, connectors, monitoring, and control systems used on agricultural equipment, including test equipment. Applied safety is also covered.
Pre-requisites: AET 103

A study of the basic principles, diagnosis, repair, and service of air conditioning systems found in agricultural equipment, and their component parts and functions. Refrigerant recovery/recycling and retrofit procedures for 87 converting equipment from R - 12 to R134A refrigerant will be covered. Students will become certified for A/C service by complying with state and federal laws. Air conditioning safety is also covered.

The study of theories of operations and design of agricultural drive trains, including clutches, standard transmissions, hydraulic assist transmissions, hydrostatic drives, power take offs, braking systems and special drivers. Study of seals and bearings as they are applied to power trains. The diagnosis and repair of problems associated with agricultural equipment power trains will be covered. The practical use of repair manuals and computer assisted resource materials will be included. Hands on training with demonstration units and experience in the repair of agricultural projects will be included. Applied safety in all areas is included.

An advanced study of Can-bus systems, theory, system operation, and diagnostics will be taught. Students will use a CNH tool for diagnostics.

An advanced study of theories of operation, testing and repair of precision farming tools, including global positioning systems, guidance systems, steering control systems, yield mapping/monitoring, field documentation, map based seeding, and tillage machine controls. Precision seeding and fertilizer, and chemical application equipment will be covered. Chemical application equipment such as self-propelled sprayers will be included as an important part of this course.