DSL 203 - Diesel Engines II

Credits: 13
Variable Credit Course: No

Lecture Hours: 66
Lab Hours: 154
Worksite/Clinical Hours: 0
Other Hours (LIA/Internships): 0

Course Description: Continuation of DSL 202. Covers theory and servicing of engine support systems, including cooling, lubrication, and breathing systems. Introduction to diesel fuels and hydro-mechanical fuel systems, including pump-line-nozzle and various unit injector systems, governors and proper adjustments. Covers failure analysis and troubleshooting as applied to mechanical engines and fuel systems. Use of engine dyno to demonstrate engine break-in and performance characteristics. Shop work to include reassembly of engine projects started fall quarter, with the intent to run them.

Prerequisite: DSL 202 and MATH 096 with a D or higher or concurrent enrollment.
Meets FQE Requirement: No
Integrative Experience Requirement: No

Student Learning Outcomes

Choose and recommend appropriate lubricants: Identify lube system failures.
Understand and diagnose cooling system related complaints.
Understand theory of engine breathing systems.
Know and apply performance and run-in procedures.
Measure fuel qualities and parameters.
Perform rotary pump troubleshooting, installation and removal.
Perform Cummins Pressure-Time (PT) pump troubleshooting.
Understand and troubleshoot pump-line-nozzle fuel systems.
Service and adjust hydraulic injector nozzles.

Course Contents

Lubricants: Industry standards and applications.
Cooling systems.
Breathing systems.
Performance and run-in, classroom and applied learning.
Failure analysis and troubleshooting from the technician’s perspective.
PT pumps: Theory of operation.
Rotary pumps: Theory and application.
Inline pumps: Theory and installation.
Fuel and fuel sub-systems.

Instructional Units: 16.5