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Dec 14, 2024
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DSL 366 - Diesel Engines II Credits: 6 Lecture Hours: 1 Lab Hours: 10 Practicum Hours: 0 Work Experience: 0 Course Type: Voc/Tech Instruction in diagnosing problems and the nature of repairs needed. Information on preventive measures to eliminate failures. Prerequisite OR Corequisite: DSL 356 Competencies
- Identify, define and analyze fuel injection components and principles
- Define fuel injection terms
- Identify fuel sub-systems and components
- Troubleshoot possible fuel injection problems
- Identify, define and analyze the lubrication system and components
- Define properties and classifications of oil
- Identify and measure components
- Interpret oil analysis and define oil change intervals
- Troubleshoot lubrication system problems
- Identify, define and analyze cooling system components
- Define properties and classifications of coolant, supplemental coolant additive, and anti-freeze
- Identify and measure coolant system components
- Troubleshoot coolant system problems
- Identify, define and analyze engine breathing systems and components
- Identify and measure intake and exhaust components
- compare toots blower and turbo chargers
- Identify variable geometry turbochargers and explain operation
- Identify and test charge air heat exchangers
- Troubleshoot engine breathing systems
- Demonstrate wastegate adjustment
- Identify exhaust and emission components
- Identify, define and analyze engine exhaust brake, compression brake and retarding systems
- Identify electrical components and read electrical schematics fro braking systems
- Identify components and trace oil and air flow in the braking systems
- Demonstrate adjustments for proper operation
- Troubleshoot engine braking systems
- Operate compression brake and brakesaver hydraulic retarder
- Demonstrate the ability to rebuild a cylinder head
- Dissemble a cylinder head
- Inspect head for cracks
- Measure valve guides, valves, seats and springs for wear
- Resurface valves correctly
- Use valve seat grinder correctly
- Examine valve for proper contact
- Assemble cylinder head
- Perform Cummins fuel injection timing
- Demonstrate the correct procedure
- Explain each step of the procedure
- Read the gauges correctly
- Change the reading per instructor’s direction
- Demonstrate proper bridge, valve and injector adjustment on assigned engines: Detroit 60 series, Cummins M-11 and N-14, caterpillar 3176, 3406 E, C-11, Mack and seven other engines
- Demonstrate correct procedure from the appropriate service manual
- Demonstrate correct bridge, (crosshead, yoke) adjustment
- Demonstrate correct unit injector adjustment
- Demonstrate correct valve adjustment
- Demonstrate how to time and in-line fuel pump
- Remove fuel pump
- Position the engine for fuel pump timing
- turn the fuel pump for proper fuel pump timing
- Explain the importance of the engine and fuel pump positions
- Install the fuel pump correctly timed to the engine
- Instructor verification
- Demonstrate how to time a rotary fuel pump
- Remove fuel pump
- Position the engine for fuel pump timing
- turn the fuel pump for proper fuel pump timing
- Explain the importance of the engine and fuel pump positions
- Install the fuel pump correctly timed to the engine
- Instructor verification
- Demonstrate correct crankshaft and flywheel housing removal and installation
- Remove and install flywheel housing
- Demonstrate proper measurement of flywheel housing total indicated runout (TIR).
- Demonstrate removal and installation of crankshaft in block
- Demonstrate removal and installation of main bearings, in-chassis and out of chassis
- Demonstrate correct measurement techniques of crankshaft using plastigage, outside mic and dial indicator
- Instructor verification
- Demonstrate trouble shooting techniques
- Identify a cylinder with a miss
- Show the uses of a monometer
- Use a compression tester
- Use spill port timing to confirm correct fuel pump to engine timing
- Demonstrate ability to follow troubleshooting charts, manuals and logic to solve problems
- Disassemble a diesel engine
- Remove cylinder head correctly
- Remove all pistons correctly
- Remove wet liners correctly
- Remove camshaft and gear train correctly
- Remove flywheel correctly
- Inspect engine parts for reuse
- Measure parts per measurement sheet and service manual
- Prepare engine parts and surfaces for assembly
- Assemble a diesel engine per engine manual
- Install wet liners correctly
- Demonstrate the correct use of plastigage
- Install camshaft and gear train correctly
- Install all pistons and rods correctly
- Install cylinder head correctly
- Demonstrate ability to check flywheel housing concentricity
- Install flywheel correctly
- Start a diesel engine
- Demonstrate engine pre-lube process
- Demonstrate starter hook-up
- Identify engine leaks
- Analyze engine for proper operation
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