• Engine: Mechanical components, fuel system, cooling system, lubrication, turbocharger, engine management (if applicable).
                        
                        
                            • Power Transmission: Gearbox, powershift units, final drives, differential, PTO drive.
                        
                        
                            • Hydraulics: Hydraulic pump, control valves, cylinders, hydraulic motors, reservoir, filter systems, power steering.
                        
                        
                            • Electrical System: Battery, charging system (alternator), starter motor, lighting, sensors, wiring harnesses, ECU diagnostics.
                        
                        
                            • Brakes: Service brakes (wet disc type), parking brake, hydraulic brake circuits.
                        
                        
                            • Front Axle & Steering: Axle construction, steering components (hydraulic steering unit, tie rods), 4WD engagement.
                        
                        
                            • Frame & Wheels: Chassis, wheel hubs, bearing maintenance, tire specifications.
                        
                        
                            • Cab & Shields: Operator comfort systems (HVAC if equipped), interior trim, access panels, safety features.
                        
                        
                            • Tools: Recommended special tools for specific repair procedures.