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.