Pulaski Technical College

Diesel Mechanics

Technical Certificate:

Technical certificate programs provide a short concentration in a specific technical area. These programs are intended for students who plan to enter the workforce after completion of the program or who are currently working and want to upgrade their skills. Hours earned in some certificate programs are acceptable toward associate degree programs.


Degree Requirements

General Education (6 credit hours)

DTM 1003. Tractor/Trailer Operation
This course focuses on the operation of a tractor and trailer in and around the freight terminal with basic yard maneuvering skills such as straight up and back parking, right-hand turns, alley docking and tractor trailer coupling. Classroom instruction focuses on safety, rules and policies of proper truck driving. 2 lecture hours, 3 lab hours. (3 credit hour/special course fee)

DTM 1103. Diesel Fundamentals
A study of the theory of diesel engines'Cummins, Detroit, Cat and Mack and related components, functions, engine design, measuring devices and tools is the focus of this course. Students gain knowledge in proper use of service manuals and parts and labor manuals and in developing work habits that promote general and overall safety. Content includes supervised diesel engine and related components, such as fuel pumps, oil coolers, air compressors and air conditioning and repair techniques. (3 credit hours/special course fee)

DTM 1204. Diesel Engines
Basic fundamentals of internal combustion engines, different types of engine cylinder and valve arrangements, ignition, fuel, lubrication, air induction and cooling systems are examined in this course. Laboratory work includes disassembly and reassembly of engines and component parts with emphasis on diagnosis and repair and tractor operation. Proper use of tools and safety are emphasized. 3 lecture hours, 3 lab hours. (4 credit hours/special course fee)

DTM 1302. Electrical/Electronic Systems
This course teaches basic electricity, magnetism and circuitry as they pertain to diesel equipment. Course covers batteries, charging, starting and accessory circuits with emphasis on testing, maintenance and repair. The electronic systems of Peek, Pace and D-Deck II are studied. Safety and special tools are emphasized. 1 lecture hour, 2 lab hours. (2 credit hour/special course fee)

DTM 1403. Workplace Safety
This course covers the basics of workplace safety for diesel mechanics. Classroom instruction and shop demonstrations emphasize personal safety of hands, feet, eyes, back, and safety with hand tools, Power tools and operation of equipment. (3 credit hours/special course fee)

DTM 1502. Diesel Fuel Injection Systems
A study of fuel injection systems and operational principles, including removal and replacement of pumps and injectors, timing and troubleshooting is the focus of this course. Safety and the use of special tools are emphasized. 1 lecture hour, 2 lab hours. (2 credit hours/special course fee)

DTM 1603. Power Trains
This course is a study of the different types of gears and their arrangements, clutches, transmissions (manual and fluid drive), transfer cases, differentials and final drives. Content includes removal, disassembly, inspection and repair in lab assignments. Emphasis is placed on safety and special tools. 2 lecture hours, 2 lab hours. (3 credit hours/special course fee)

DTM 1702. Air Conditioning Systems
This course covers the operational principles of air-conditioning systems and related components as applied to diesel equipment with emphasis on testing, maintenance and repair. Emphasis is also placed on safety and special tools. 1 lecture hour, 2 lab hours. (2 credit hours/special course fee)

DTM 1803. Brake Systems
This course is a study of the different types and makeup of mechanic, air and hydraulic brake systems. Emphasis is placed on maintenance, repair, safety and special tools. 2 lecture hours, 2 lab hours. (3 credit hours/special course fee)

DTM 1904. Servicing Road Tractors and Trailers
This course includes supervised hands-on driving of tractor and trailer; oil, filters and lubrication of tractor and trailer; tandem alignment and brake repair; and troubleshooting of tractor and trailer. 2 lecture hours, 5 lab hours. (4 credit hour/special course fee)

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Pulaski Technical College
3000 West Scenic Drive
North Little Rock, AR 72118
Phone: (501) 812-2200

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