🏷️ Basic Information Identification Make: Aprilia Model: Leonardo 125 Product Type: Factory Service Repair Manual Codes Engine Code Identifier: Likely identifies specific engine variants within the 125cc range, e.g., Rotax 125cc derivatives or Piaggio sourced units. Chassis Code Identifier: May denote different frame generations or specific regional variations of the Leonardo 125. 👋 Introduction Market Position Segment: Mid-size scooter, popular for urban commuting and light touring. Competitive Analysis Key Competitors: Competed against models like the Yamaha X-MAX 125, Suzuki Burgman 125, and Honda SH125. Key Features Design Philosophy: Blends sporty Aprilia styling with practical scooter ergonomics, often featuring a liquid-cooled engine for better performance. Target Audience: Commuters seeking a stylish, reliable, and performant 125cc scooter with European flair. 📋 Manual Details Coverage Areas Primary Coverage: Comprehensive repair, maintenance, troubleshooting, and diagnostics for the Aprilia Leonardo 125. Secondary Coverage: Electrical system diagrams, component identification, torque specifications, special tool requirements. Page Count Estimated Pages: Typically 300-600 pages, depending on the specific edition and detail level. Manual Type Type: Factory Service Manual / Workshop Manual Language Language: English (common for international markets) Format Format: Digital (PDF) - Searchable, printable, and often hyperlinked. 📖 Manual Coverage Systems Covered Engine Mechanics: Detailed breakdown of engine components, including cylinder, piston, crankshaft, valves, timing system, lubrication, and cooling. Fuel System: Carburetor (or fuel injection on later models) tuning, cleaning, and overhaul; fuel pump, fuel lines, and filter service. Ignition System: Spark plug specifications, ignition timing, CDI unit, stator, and regulator/rectifier testing and replacement. Transmission Drivetrain: Automatic transmission (CVT) operation, belt inspection, roller weights, clutch assembly, and final drive servicing. Brakes: Front and rear brake system overhaul, caliper servicing, master cylinder, brake lines, fluid replacement, and bleeding procedures. Suspension: Front fork (telescopic) service, oil seals, damping adjustment, rear shock absorber inspection and replacement. Electrical System: Complete wiring diagrams, lighting system, starter motor, battery, charging system, fuse box, and instrument panel. Chassis Bodywork: Frame inspection, fairing removal and installation, seat, handlebars, and body panel adjustments. Cooling System: Radiator, fan, thermostat, coolant, and hose inspection and replacement for liquid-cooled models. Procedures Included Preventive Maintenance: Scheduled maintenance checks, fluid changes (oil, coolant, brake fluid), filter replacements, and lubrication points. Troubleshooting: Diagnostic flowcharts for common problems like starting issues, poor performance, and electrical faults. Engine Overhaul: Step-by-step instructions for engine disassembly, inspection of wear, component replacement, and reassembly. Brake System Repair: Detailed procedures for caliper rebuilding, master cylinder replacement, and brake line flushing. Electrical Diagnosis: Testing of sensors, actuators, and wiring harnesses using multimeters and specialized diagnostic tools. Suspension Tuning: Fork oil changes, seal replacement, and shock absorber adjustments. Carburetor Adjustment: Idle speed, mixture screw, and jetting adjustments for optimal performance and emissions. Cvt Servicing: Drive belt replacement, variator roller inspection, and clutch shoe replacement. Technical Depth Depth Level: Comprehensive, from basic maintenance to full engine and component rebuilds. Suitable for professional technicians and experienced DIY mechanics. Diagnostic Capabilities: In-depth troubleshooting guides for identifying and resolving mechanical and electrical faults. Special Tools: Lists and descriptions of Aprilia-specific tools required for certain repair procedures. 📊 Manual Specifications File Format Digital Format: PDF (Portable Document Format) Print Quality Image Resolution: High resolution, suitable for clear printing of diagrams and illustrations. Binding Type Physical Binding: N/A (Digital Format) Paper Type Physical Paper: N/A (Digital Format) Searchability Text Search: Fully searchable text content for quick access to specific information. Hyperlinking Navigation: Likely includes hyperlinked table of contents and cross-references for efficient navigation. ⚙️ Engine Specifications Primary Engine Engine Type: Four-stroke, liquid-cooled, single-cylinder Displacement: 124.9 cc Bore X Stroke: Typically around 52 mm x 58.6 mm (specifics may vary slightly by sub-model). Compression Ratio: Around 11.0:1 to 12.0:1 (depending on specific engine variant). Performance Horsepower: Approximately 15-16 HP (11-12 kW) at around 9,000 rpm. Torque: Around 12-13 Nm at approximately 7,000 rpm. Fuel System Carburetion: Often a Mikuni or Keihin carburetor (e.g., CVK30 or similar) for earlier models; potentially electronic fuel injection (EFI) for later versions. Fuel Type: Unleaded gasoline, 91-95 RON (Octane Rating). Cooling System Cooling Method: Liquid Cooling with fan assistance. Lubrication System Oil Type: SAE 10W-40, API SG or higher, JASO MA certified motorcycle oil. Oil Capacity: Approx. 0.9 - 1.0 liters (check manual for precise figure). 🔧 Transmission Standard Transmission Type: Automatic Continuously Variable Transmission (CVT) Optional Gearbox Options: N/A (CVT is standard) Features Drive System: Belt drive to rear wheel. Clutch Type: Centrifugal automatic clutch. Variator Rollers: Specific weight and material for optimal acceleration and top speed; subject to wear and replacement. 📐 Dimensions Exterior Length: Approximately 1900-2000 mm (check manual for precise figure). Width: Approximately 730-760 mm (at handlebars). Height: Approximately 1300-1350 mm (seat height). Wheelbase: Approximately 1300-1350 mm. Ground Clearance: Typically around 120-140 mm. Weights Dry Weight: Approx. 140-150 kg. Wet Weight: Approx. 150-160 kg (with all fluids). Max Load Capacity: Typically around 150-180 kg (rider and passenger). Cargo Underseat...