Study each topic below — these are the core knowledge areas tested in Year 1. Build a solid foundation here before advancing to Year 2 material.
💡Diesel Engine Fundamentals
- 4-stroke diesel cycle operation
- Common rail fuel injection systems
- Fuel system components and diagnostics
- Turbocharging and supercharging principles
📖Cooling Systems
- Water pump operation and replacement
- Radiator, thermostat, and bypass systems
- Coolant types and specifications
- Pressure testing and leak detection
📖Lubrication Systems
- Oil pump types and operation
- Oil filter design and change procedures
- Lubricant selection and SAE grades
- Pressure relief valve function
💡Hydraulic Fundamentals
- Hydraulic fluid properties and types
- Pump classifications (gear, piston, vane)
- Actuators and cylinders
- Basic troubleshooting procedures
📖Hydraulic Control Systems
- Directional control valves
- Pressure relief and flow control valves
- Check valves and spool mechanisms
- System pressure testing
📖Brake Systems
- Air brake component identification
- Hydraulic brake system operation
- Brake pad and rotor inspection
- Bleeding and adjustment procedures
🔌Electrical & Charging Systems
- Battery construction and testing
- Alternator principles and output testing
- Starter motor operation
- Wiring diagram interpretation
📖Undercarriage & Suspension
- Frame and chassis inspection
- Spring and damper systems
- Axle and differential function
- Wear pattern analysis
📖Preventive Maintenance
- Maintenance schedules and intervals
- Fluid analysis procedures
- Component life expectancy
- Record keeping and documentation
💡Basic Welding for Equipment
- GMAW and SMAW processes
- Joint preparation and fit-up
- Hydraulic hose repair and fabrication
- Weld inspection and testing