DIES 230 - Heavy Equipment Transmissions

    Recent Professors
    Christopher Dodds
    Recent Semesters
    Fall 2026, Fall 2025
    Class Size
    12 students
    Credits
    3
    Fall 2026 Sections
    View Fall 2026 sections of DIES 230
    Transfers To
    CSU
    Description
    This course covers the theory, laboratory practice, principles of operation, overhaul, maintenance, and troubleshooting of heavy equipment power-shift transmissions (HET) using accepted industry standards and procedures. Topics include transmission types and powerflow; torque converter types and powerflow; disassembly; component inspection; reassembly; reusability guidelines; transmission shift control systems; troubleshooting procedures; and planetary gear ratio calculations for automatic transmissions used on off-highway heavy equipment. This course is designed for students majoring in diesel technology or those interested in the off-highway heavy equipment industry.
    Usually Held
    Tue 5:00pm–10:15pm