🏷️ Basic Information Identification Make: Aprilia Model: Leonardo 125 Year: 1998 Vehicle Type: Scooter Codes Chassis Code Range: AP01 👋 Introduction Market Position Positioning: The Aprilia Leonardo 125 was positioned as a comfortable and stylish urban scooter, offering a balance of performance and practicality for daily commuting. Competitive Analysis Competitors: Competed with other 125cc scooters from manufacturers like Honda (Dylan, Pantheon), Piaggio (X9), Yamaha (Majesty), and Suzuki (Burgman). Key Features Design: Characterized by its modern styling, aerodynamic fairing, comfortable seating position, and ample under-seat storage. Performance Focus: Designed for efficient urban riding with a responsive engine and nimble handling. 📋 Manual Details Coverage Areas Primary Coverage: Full service, repair, and maintenance for the Aprilia Leonardo 125 (1998 model year). Secondary Coverage: Troubleshooting, electrical system diagnostics, component specifications, routine checks. Page Count Estimated Pages: 200-300 Manual Type Type: Factory Service Manual / Workshop Manual Language Language: English Format Format: Digital (PDF) 📖 Manual Coverage Systems Covered Engine: Complete engine overhaul, top-end and bottom-end rebuilds, valve adjustments, carburetor tuning, lubrication system. Transmission: CVT (Continuously Variable Transmission) system inspection, belt replacement, variator and clutch assembly service. Electrical: Wiring diagrams, starter system, ignition system, lighting, charging system, battery, fuses, switches, sensor testing. Brakes: Front and rear brake system service, hydraulic component inspection, pad replacement, caliper overhaul, brake fluid specifications. Suspension: Front fork service, rear shock absorber inspection and replacement, swingarm maintenance. Cooling System: Liquid-cooled system service, radiator maintenance, coolant specifications and flush procedures. Fuel System: Fuel tank, fuel lines, fuel pump, carburetor identification and adjustment, fuel filter replacement. Bodywork And Chassis: Body panel removal and installation, seat, handlebars, frame inspection, storage compartment access. Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plug checks, drive belt inspection, tire pressure checks, brake adjustments. Troubleshooting: Diagnostic flowcharts for common starting, running, and electrical issues. Symptom-based troubleshooting guides. Repair And Rebuild: Detailed step-by-step instructions for component disassembly, inspection, repair, and reassembly of major systems. Diagnostics: Component testing procedures, resistance checks, voltage measurements, timing checks (where applicable). Electrical Diagnostics: Testing of stator, rectifier/regulator, CDI unit, starter motor, and all associated wiring and switches. Technical Depth Depth: Comprehensive, suitable for both novice mechanics and experienced technicians. Covers basic to advanced repair and diagnostics. 📊 Manual Specifications File Format Format Type: PDF Searchability: Text-searchable, allowing for quick location of specific information. Resolution: High-resolution scans for clear image and diagram visibility. Print Quality Printability: Optimized for printing individual pages or sections as needed. Binding Type Binding: N/A (Digital Format) Paper Type Paper: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Type: Four-stroke, single-cylinder, liquid-cooled Displacement: 124.9 cc (approx.) Bore X Stroke: 52 mm x 58.6 mm (typical for this engine family) Compression Ratio: 10.5:1 (typical) Valve Train: SOHC, 4 valves Performance Horsepower: Approximately 14.5 HP (10.7 kW) at 8,500 rpm (estimated, may vary) Torque: Approximately 11.7 Nm at 7,000 rpm (estimated, may vary) Fuel System Fuel Delivery: Carburetor (e.g., Dell'Orto PHVA 26 or similar) Fuel Type: Unleaded gasoline, 95 RON (Octane Rating) Fuel Tank Capacity: Approximately 10-12 Liters Lubrication Oil Type: SAE 10W-40 API SG or higher Oil Capacity: Approximately 1.2 - 1.4 Liters (including filter) 🔧 Transmission Standard Transmission Type: Automatic CVT (Continuously Variable Transmission) Drive Type: Belt drive Optional Optional Transmissions: N/A (CVT is standard) Features Clutch: Centrifugal dry clutch Final Drive: Gearbox (reduction gears) Transmission Fluid: Gear oil for final drive (e.g., SAE 80W-90 GL-4) 📐 Dimensions Exterior Length: Approx. 2000 mm Width: Approx. 750 mm Height: Approx. 1350 mm Wheelbase: Approx. 1400 mm Weights Dry Weight: Approx. 150 kg Gross Vehicle Weight Rating: Approx. 300 kg Cargo Under Seat Storage: Sufficient for one full-face helmet and small items. 🛡️ Safety Features Ratings Safety Certifications: CE Marking (European Conformity) Active Features Braking System: Front: Hydraulic disc brake. Rear: Hydraulic disc brake. Lighting: Headlight, taillight, brake lights, turn signals. Passive Features Frame Construction: Steel frame providing structural integrity. Rider Ergonomics: Designed for comfortable, upright riding position to aid control. 💡 Technology Features Infotainment Features: Basic analogue dashboard with speedometer, fuel gauge, and warning lights. Driver Assistance Features: N/A (No electronic driver assistance systems typical for this era). 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000 km or 6 months, whichever comes first. Air Filter Cleaning: Every 3,000 km or as needed based on operating conditions. Spark Plug Replacement: Every 6,000 km (recommend using specific spark plug type). Cvt Belt Inspection: Every 6,000 km, replace if worn or damaged. Valve Clearance Check: Every 12,000 km or 24 months. Fluid Specifications Coolant Type: Ethylene glycol-based antifreeze mixture (50% coolant, 50% distilled water). Brake Fluid: DOT 4 Hydraulic Brake Fluid. Final Drive Oil: SAE 80W-90 GL-4 Gear Oil. Known Issues Common Wear Items: CVT belt wear, rear shock absorber degradation, voltage regulator failure. Electrical Faults: Intermittent electrical connections, particularly relating to lighting and charging systems, can occur with age and...