DSL 202 Diesel Technology 5

Lecture Hours: 3
Lab Hours: 18
Credits: 12

Introduces advanced theory and applications of automatic and power shift transmissions used in the heavy equipment industry. Covers fuel injection pumps and their applications, fuel system diagnostics and electronic engine controls. Prepares students to confidently work on heavy duty power trains and their components and it prepares the student to confidently diagnose and repair diesel fuel injection pumps, governors and electronics in an industrial environment.

Prerequisite: DSL 201 with a grade of C or better; or consent of instructor.
Student Learning Outcomes:

Disassemble, inspect, reassemble and understand the power flow of heavy-duty on and off road automatic and power shift transmissions.
Apply theory and applications of various torque converter designs.
Apply knowledge of the materials needed to properly repair and maintain heave-duty power trains and their components.
Diagnose failures and research the failure symptoms in service manuals.
Use protective gear and safe procedures in all work areas.
Assess diagnostic information from computer-controlled transmissions.
Apply fuel injection systems knowledge to engine applications for maintenance and troubleshooting.
Competently diagnose, repair, and program electronic engine controls.
Research and locate industry repair literature.

Content Outline

How and Why Heavy-Duty Power Trains Work
- Adjustment procedures, lubrication, mechanical and electrical systems
- History and theory of heavy-duty power trains
- Torque converter multiplies torque
Tools and Materials
- Different types of transmissions, power trains and their proper use
- Proper use of computer programs in analysis of computer-controlled transmissions
- Proper use of the tools for use in heavy-duty power train repair
Skills in Heavy-Duty Power Train Failure Diagnosis
- Failures and their causes
- Resources available to the technician for research and failure identification
- Evaluate a failure to find the reason for the failure
Develop Skills to Disassemble, Inspect, Reassemble, and Test Fuel Injection Pumps and Governors and Understand the Relationship Between Component Failure and Engine Operation
- Fuel injection pumps and governors
- Tools necessary to diagnose and repair fuel injection pumps and governors
- Relationship between failed fuel system components and engine operation
Develop Skills to Diagnose, Repair, and Program electronic engines
- Cat electronic engines
- Electronic tooling and software
- Service literature
Develop Skills in Diesel Fuel Injection Pump and Governor Failure Diagnosis
- Failures and their causes
- Research and failure identification
- Evaluate the reason for the failure
Exhaust Emission Controls
- Chemistry involved in exhaust emission conversions
- Exhaust after-treatment operation and service
Practice Personal Safety
- Personal Protective Equipment (PPE)
- Shop cleanliness
- Tool maintenance and safety