Plan of Study

Diesel & Heavy Equipment - CAT® Dealer Prep

Associate in Applied Science (87 credit hours)

Departmental Requirements: 56 credit hours
DHEC 1113 Internship I
A cooperative agreement between industry and education allows the students to utilize and refine skills learned during their educational process. All work is performed in accordance with industry standards and guidelines, and is supervised by industry and school representatives. Prerequisites: Student must have successfully completed all previous core and academic courses as listed in the program Information Guide, have a minimum 2.0 institutional GPA, a valid driver’s license or Division Chair or designee approval.
DHEC 1124 Introduction to Caterpillar
A review of the OSU Institute of Technology Student Handbook, and discussions of OSU Institute of Technology: class, lab, and internship policies and procedures. Upon completion, students demonstrate the ability to administer and use the Caterpillar Literature Library. Critical literature, such as service and parts manuals and reporting systems like SIMS (Service Information Management System) is included. Students identify hardware and tools, and describe proper uses, which includes a pre-test, an introduction to Caterpillar and participating dealer history, and career exploration. Theory/Lab.
DHEC 1134 CAT Electrical Fundamentals
The theory and application of basic electrical concepts, the use of diagnostic tools, troubleshooting and wiring repair procedures. Emphasis is put on electrical systems analysis, along with preventive and predictive maintenance. Students locate and identify machine components from schematics. Students also analyze charging and starting system faults. Theory/Lab.
DHEC 1213 CAT Hydraulic Fundamentals
Introduces the laws and principles of fluid mechanics. Students locate and identify machine components from schematics, draw and read schematics, and identify fittings, seals and components used in hydraulic systems on Caterpillar equipment. Pascal’s Law is used to calculate force-pressure-area relationships. Students also calculate energy-work-power relationships. Theory/Lab. Prerequisite: DHEC 1124.
DHEC 1223 CAT Fuel Systems
A thorough examination of Caterpillar fuel systems, including forged body, sleeve metering, scroll types and unit injection. Operation, testing and adjusting are stressed. Theory/Lab. Prerequisite: DHEC 1124.
DHEC 1233 Internship II
A cooperative agreement between industry and education allows students to utilize and refine skills learned during their educational process. All work is performed in accordance with industry standards and guidelines, and supervised by industry and school representatives. Lab. Prerequisites: Student must have successfully completed all previous core and academic courses as listed in the program Information Guide, have a minimum 2.0 institutional GPA, a valid driver’s license or Division Chair or designee approval.
DHEC 1313 Internship III
A cooperative agreement between industry and education allows students to utilize and refine skills learned during their educational process. All work is performed in accordance with industry standards and guidelines, and supervised by industry and school representatives. Lab. Prerequisites: Student must have successfully completed all previous core and academic courses as listed in the program Information Guide, have a minimum 2.0 institutional GPA, a valid driver’s license or Division Chair or designee approval.
DHEC 1323 CAT Engine Fundamentals
An introduction to Caterpillar engine terminology and operating principles, and includes the identification and function of components and engine systems. Safety, precision measurements, use of hand tools, and technical manuals are stressed. Students disassemble, determine reusability, assemble and adjust components. Engine servicing and preventive maintenance are examined. Theory/Lab.
DHEC 1333 CAT Machine Hydraulic Systems
Designed to teach the systems operation, and the testing and adjusting procedures for the pilot operated hydraulic systems, the load sensing pressure compensated hydraulic system, the electro-hydraulic system and the hydrostatic system. Students identify different systems, trace the oil flow through the systems and state the systems operation. Students also identify system components and are able to discuss their operation. Theory/Lab. Prerequisite: DHEC 1213.
DHEC 2413 CAT Engine Diagnostics and Repair
The application of repair procedures for Caterpillar internal combustion engines is emphasized. Parts evaluation, reusability, failure analysis, and diagnostics are covered. Safety, special tools, and service literature are stressed. Theory/Lab. Prerequisites: DHEC 1323.
DHEC 2423 CAT Machine Electronic Systems
Examines the application and operation of electronic systems used by Caterpillar for engines, transmissions, hydraulic systems, and monitoring systems. Diagnosis, system analysis and repairs are emphasized. Theory/Lab. Prerequisites: DHEC 1134, DHEC 1333.
DHEC 2433 Internship IV
A cooperative agreement between industry and education allows students to utilize and refine skills learned during their educational process. All work is performed in accordance with industry standards and guidelines, and supervised by industry and school representatives. Lab. Prerequisites: Student must have successfully completed all previous core and academic courses as listed in the program Information Guide, have a minimum 2.0 institutional GPA, a valid driver’s license or Division Chair or designee approval.
DHEC 2513 Internship V
A cooperative agreement between industry and education allows students to utilize and refine skills learned during their educational process. All work is performed in accordance with industry standards and guidelines, and supervised by industry and school representatives. Lab. Prerequisites: Student must have successfully completed all previous core and academic courses as listed in the program Information Guide, have a minimum 2.0 institutional GPA, a valid driver’s license or Division Chair or designee approval.
DHEC 2524 CAT Power Train I
The basic components and operations of power train systems used in Caterpillar machines are discussed, and includes basic components, couplings, manual shift transmissions and power shift transmissions. Basic components and component function are explained as they relate to the operation of various power train systems. Theory/Lab.
DHEC 2532 CAT Mobile Air Conditioning
Examines theory and application of refrigeration principles as applied to Caterpillar mobile equipment. Emphasis is placed on preventive maintenance, diagnostics, repair, and regulation compliance. Theory/Lab. Prerequisites: DHEC 1134.
DHEC 2603 CAT Power Train II
The methods for transferring power are discussed. Mechanical power train components include differentials, brakes, final drives, and undercarriage. Hydraulically driven machines are also included. The content is treated as general information for power train components in all Caterpillar machines. Theory/Lab. Prerequisite: DHEC 2524.
DHEC 2636 CAT Capstone
An applied research project, and includes improvements in diagnostics, service and maintenance processes, technical support systems, emerging technology, etc. The technical aspect of study includes verification of competencies in areas such as: air conditioning, engines, drive train, electronics, hydraulic systems and safety. Project management is stressed as a key to completing the objectives. Diagnostic tooling is used to evaluate machine system operation. Students also participate in a post-test to determine technical competency gain. Theory/Lab.
General Education Requirements: 24 credit hours
For general education and interdepartmental course descriptions, see the School of Arts and Sciences courses.
Behavioral Sciences (3 credit hours)
PSYC 1113 Introductory Psychology
PSYC 2313 Psychology of Personal Adjustment
SOC 1113 Introductory Sociology
English (6 credit hours)
ENGL 1033 Technical Writing I
ENGL 2033 Technical Writing II
ENGL 1113 Freshman Composition I
ENGL 1213 Freshman Composition II
History (3 credit hours)
HIST 1483 U. S. History To 1865
HIST 1493 U. S. History Since 1865
Mathematics (3 credit hours)
MATH 1513 College Algebra
MATH 2003 Business Mathematics
Philosophy (3 credit hours)
PHIL 1213 Ethics
Political Science (3 credit hours)
POLS 1113 U. S. Government
Speech (3 credit hours)
SPCH 1113 Introduction to Speech Communications
SPCH 2313 Small Group Communications
Interdepartmental Requirements: 7 credit hours
General Technologies (7 credit hours)
CS 1013 Computer Literacy and Applications
GTCT 1183 Welding
GTGE 1111 College Cornerstone

* Option available for career technology center students in approved cooperative alliance programs.