DIES 113 Introduction to Hydraulics
2 cr.  (2 lec/wk)  Corequisite:  DIES 114.
Presents the theories of basic hydraulic principles and their uses in heavy-duty truck, heavy equipment, and agricultural applications.  Students are exposed to the application of standard fluid power schematic symbols.

DIES 114 Introduction to Hydraulics Lab
2 cr.  (4 lab/wk)  Corequisite:  DIES 113.
Provides students a means to demonstrate knowledge of basic principles on live work stations, as well as disassemble and reassemble components.  Students will work with linear and rotary actuators, directional valves, fixed displacement gear pumps, and pressure controls.

DIES 117 Introduction to Diesel Fuel Systems
4 cr.  (1 lec/6 lab/wk)  Prerequisite:  DIES 113 & 114.
Introduces students to diesel fuel hydromechanical injection systems.  Students are required to disassemble and reassemble assorted diesel fuel system components.  Students will be exposed to mechanical inline and distributor pumps, unit, poppet, and pintle injectors and nozzles, and basic electronic control methods.  The course will also cover manufacturer-specific systems including Detroit, Caterpillar, Cummins PT, and John Deere pumps, injectors, and governors.

DIES 132 Diesel Engine Overhaul
6 cr.  (3 lec/6 lab/wk)  Prerequisite:  TRID 170.
Provides a detailed overview of the design, operation, and repair procedures for diesel engines.  The lecture portion of this class covers procedures for overhauling, machining, and dynamometer performance testing.  Students are then required to apply lectured topics in the lab portion of this class.

DIES 155 Advanced Hydraulics and Pneumatics
4 cr.  (2 lec/4 lab/wk)  Prerequisite:  DIES 113 & 114.
Instructs students on fluid power system pressure, flow, and directional controls.  Students receive training on fluid conductors, seals, and fixed and variable displacement pumps.  Diagnosis and repair of controls, conductors, seals, and pumps are also covered.  Students will be required to understand, describe, and design fluid power systems using standard schematic symbols.

DIES 245 Heavy Duty Powertrains/Powershifts
4 cr.  (2 lec/4 lab/wk)  Prerequisites:  DIES 113 & 114, TRID 150.
Instructs students in the design and operation of manual, automatic, and powershift transmissions.  Emphasis will be placed on diagnosis and service procedures for clutches, transmissions, and differentials in on- and off-road truck, heavy equipment, and agricultural applications.  Student will be expected to perform service tasks on clutches, transmissions, differentials, and drivelines using supplied training equipment.

DIES 250 Heavy Duty Chassis
6 cr.  (2 lec/8 lab/wk)  Prerequisites:  DIES 113 & 114, TRID 150.
Instructs students on suspension and braking systems for on- and off-road truck, heavy equipment, and agricultural applications.  Studies will include heavy duty truck suspension diagnosis, repair, and alignment procedures, as well as hydraulic and pneumatic braking systems.

DIES 255 Applied Diesel Service Operations
4 cr.  (8 lab/wk)  Prerequisites:  DIES 113 & 114, DIES 117, DIES 132, DIES 155, DIES 245, DIES 250, TRID 150, TRID 170, TRID 180 or instructor permission.
Applies diagnosis and repair procedures for chassis, powertrain, and engine systems for on- and off-road trucks and heavy and agricultural equipment.  The course will simulate an actual service shop environment.

DIES 260 Diesel Engine Diagnosis and Troubleshooting
5 cr.  (2 lec/8 lab/wk)  Prerequisites:  DIES 113 & 114, DIES 117, DIES 132, TRID 170, TRID 180.
Coordinates diagnosis and testing of diesel engine problems using electrical test equipment and an engine dynamometer.  This course will expand on engine assembly and startup procedures, as well as tuning and performance testing.

DIES 277 Advanced Fuel Systems and Diesel Engine Controls
6 cr.  (2 lec/8 lab/wk)  Prerequisites:  DIES 113 & 114, DIES 117, DIES 132, DIES 155, DIES 260, TRID 180.
Provides an in-depth study of modern diesel fuel systems used in on- and off-road truck, heavy equipment, agricultural, and stationary engine applications.  The course will cover engine and powertrain electronic management systems used for common high speed diesel engines.  Students will also be exposed to stationary industrial engine electronic control systems.

DIES 292 Seminar
V 1-3 cr.
Provides students an opportunity to investigate intensively topics pertinent to the field of diesel technology.

DIES 293 Workshop
V 1-3 cr.
Provides an opportunity for experimental study in an area of diesel technology.

DIES 296 Cooperative Education/Internship
V 1-9 cr.  (45 hours/credit)
Provides university credit for a sophomore work experience in the area of Diesel Technology, supervised by faculty.  Learning agreement must be completed prior to registration (restricted).

Ñ - This symbol denotes classes that are offered in an online format in addition to the classroom setting.
* - These courses may only be available on the MSU Billings Senior Campus