DSL 110 Diesel Engine Diagnosis and Repair

Lecture Hours: 2
Lab Hours: 8
Credits: 6

Introduces the student to diesel engine theory and repair, placing emphasis on inspection, testing, and diagnostic techniques for internal combustion engines. Includes general engine diagnosis; removal and reinstallation; cylinder heads and valve trains diagnosis and repair; engine blocks assembly diagnosis and repair; lubrication and cooling systems diagnosis and repair.

Prerequisite: Placement into WR 080 and MTH 052; or consent of instructor.
Concurrent: DSL 111.
Student Learning Outcomes:

Analyze and determine the problem and implement the correct repair of diesel engines, components, and systems.
Conduct repairs in an ethical and professional manner, respecting industry safety and environmental guidelines.
Communicate with co-workers, customers, management, and public in a professional and knowledgeable manner.

Content Outline

Diesel engines introduction
- Diesel engine assign partners, gather specs, research service procedures
- Contamination control and organization
Diesel engine emissions
- Identify parts and begin tear down of engine
- Remove accessories, exhaust, turbo, intake, piping, and electrical
Diesel engines combustion systems
- Remove piston, inspect rings, pins, and connecting rods
Cylinder block and crankshaft
- Crankshaft/camshaft and lifters
- Measure crankshaft journals, cam journals, and pistons, bore, rods
Cylinder head and valve train mechanisms
- Disassemble cylinder head and measure valves, guides, springs, sealing surfaces, valve seats, and installed height
- Valves, springs, and retainers
- Reassemble cylinder heads
- Valve adjustments on common diesel engines
- Adjust valves on a Detroit diesel
Diesel engine lubrication system
- Oil pressure testing, oil sample testing
Cooling system operation
- Radiator testing, coolant testing, hose inspection, research maintenance intervals and service procedures