TRCK 127 - Heavy Truck Engine Repair

1. Demonstrate proper shop safety practices while overhauling and repairing engines. (a)
2. Identify tools and equipment used in engine repair. (b)
3. Inspect and determine serviceability of cylinder head according to manufacturer specifications. (e,f)
4. Inspect and determine serviceability of cylinder block according to recommended manufacturer specifications. (e,f)
5. Adjust or measure valve and engine brake clearance. (b,e,f)
6. Install camshaft according to manufacturer specifications. (e,f)
7. Inspect and install connecting rods and pistons. (e,f)
8. Measure the crankshaft and determine serviceability. (b,e,f)
9. Diagnose and or repair of the oil lubrication system. (e,f)
10. Install piston rings according to manufacturer specifications. (b,e,f)
11. Inspect cooling system and components for needed repair. (b,e,f)
12. Perform injector replacement procedures. (a,b,e,f)

• The course covers various operating systems of the diesel engine.
• Shop safety
• Tools, precision tools and fasteners
• Principles of operation
• Engine designs
• Fuel Injection systems including (injectors and pumps)
• Engine assemblies
• Lubrication systems
• Cooling systems
• Engine repair procedures
• Cold starting systems and components
• Basic engine operation
• Engine mechanical diagnosis and testing
• Cylinder head repair procedures
• Engine block repair procedures
• Failure analysis of bearings
• Break-in procedures