🏷️ Basic Information Identification Make: Aprilia Model: SR 50 Year: 2000 Codes Product Code: SR 50 2000 APRILIA Service Repair Manual 👋 Introduction Market Position Market Position: The Aprilia SR 50 (2000 model year) was a popular high-performance scooter targeting the sport-oriented segment of the scooter market, often positioned as a premium, agile, and stylish option for urban commuting and recreational riding. Competitive Analysis Competitive Analysis: Competed against other performance-oriented 50cc scooters from brands like Piaggio (Zip SP, NRG), Yamaha (BW's), and Malaguti. Its strengths often lay in its sporty handling, distinctive styling, and European engineering. Key Features Key Features: Sport-tuned suspension, aggressive styling, potent 50cc two-stroke engine (typically Morini or Minarelli based), disc brakes front and rear, liquid cooling (common on performance variants), and a compact, agile chassis. 📋 Manual Details Coverage Areas Coverage Areas: • General Information • Periodic Maintenance • Tune-up Procedures • Engine • Fuel and Lubrication System • Electrical System • Chassis • Servicing Information Page Count Page Count: 97 Manual Type Manual Type: Service and Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Systems Covered: • Engine Mechanical • Fuel Delivery • Lubrication System • Ignition System • Starting System • Charging System • Lighting System • Instrumentation • Cooling System (if applicable) • Exhaust System • Suspension (Front & Rear) • Braking System (Front & Rear) • Steering System • Wheels and Tires • Frame and Bodywork • Electrical Wiring Diagrams Procedures Included Procedures Included: • Routine Maintenance (oil changes, filter replacements, spark plug checks) • Tune-up procedures • Engine disassembly and reassembly • Fuel system diagnostics and repair • Carburetor adjustment/rebuild • Ignition system troubleshooting • Electrical component testing and replacement • Brake system service (pad replacement, fluid flush) • Suspension component inspection and replacement • Steering system service • Troubleshooting guides • Diagnostic procedures • Component removal and installation Technical Depth Technical Depth: Comprehensive; suitable for professional technicians and advanced DIY mechanics. Includes detailed diagnostic procedures and specifications. 📊 Manual Specifications File Format File Format: PDF Print Quality Print Quality: High-resolution for clear viewing and printing. Binding Type Binding Type: Digital Download Paper Type Paper Type: N/A (Digital) ⚙️ Engine Specifications Primary Engine Engine Type: Two-stroke, liquid-cooled, single-cylinder Displacement: Typically around 49cc (exact variant may depend on specific engine supplier, e.g., Morini, Minarelli) Performance Horsepower: Approximately 6-8 HP (may vary based on tuning and specific engine variant) Torque: Specific torque figures not readily available for all variants, but optimized for strong low-to-mid range acceleration. Fuel System Fuel System: Carburetor (e.g., Dell'Orto PHBG or similar) Fuel Type: Unleaded Gasoline (Premium recommended) Lubrication System Lubrication Type: Automatic Oil Injection (separate oil reservoir) Ignition System Ignition Type: Electronic Ignition (CDI) Cooling System Cooling Method: Liquid-cooled 🔧 Transmission Standard Transmission Type: Automatic Continuously Variable Transmission (CVT) Optional Optional Transmission: N/A (CVT is standard) Features Clutch Type: Centrifugal automatic clutch Drive Type: Belt drive to rear wheel 📐 Dimensions Exterior Length: Approx. 1730 mm (may vary slightly) Width: Approx. 730 mm (may vary slightly) Height: Approx. 1140 mm (may vary slightly) Weights Dry Weight: Approx. 95-105 kg (depending on specific configuration) Gross Vehicle Weight Rating: Not typically specified in detailed form for scooters, but operator plus payload capacity is a consideration. Capacities Fuel Tank Capacity: Approx. 6.5 - 7.0 Liters Oil Tank Capacity: Approx. 1.0 - 1.3 Liters (for 2-stroke oil injection) 🛡️ Safety Features Ratings Safety Ratings: Not applicable in the same way as automobiles; adherence to road safety regulations for mopeds/scooters applies. Active Features Active Safety Features: • Front hydraulic disc brake • Rear hydraulic disc brake • Sport-tuned suspension for improved handling Passive Features Passive Safety Features: • Headlight • Taillight • Brake lights • Turn signals • Horn • Mirrors 💡 Technology Features Infotainment Infotainment System: Basic; typically includes analog speedometer, odometer, fuel gauge, and indicator lights. Driver Assistance Driver Assistance Features: None (standard for 2000-era scooters) 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual; typically every 3,000-5,000 km or annually, depending on usage. Spark Plug Replacement: Refer to manual; typically every 5,000-10,000 km. Air Filter Cleaning Replacement: Refer to manual; frequent checks recommended, especially in dusty conditions. Gear Oil Change: Refer to manual; typically every 5,000-10,000 km or annually. Fluid Specifications Engine Oil Type: Fully synthetic 2-stroke scooter oil (JASO FD or similar API TC specification) Transmission Oil Type: Specific scooter gear oil (e.g., SAE 80W/90 or as per Aprilia recommendation for gearbox) Coolant Type: Ethylene glycol-based antifreeze coolant, diluted with distilled water (50/50 mix typically) Brake Fluid Type: DOT 4 (or as specified in manual) Known Issues Common Issues: • Carburetor jetting and tuning sensitivity • Wear on CVT components (belt, rollers, clutch) • Electrical connector corrosion • Water pump seal leaks (on liquid-cooled models) • Cylinder wear with heavy use or...