🏷️ Basic Information Identification Make: Aprilia Model: RS 125 Year: 2002 Codes Model Code Suffix: RF (likely internal designation for this year/spec) 👋 Introduction Market Position Target Audience: Owners, independent repair shops, and enthusiasts seeking comprehensive knowledge of the Aprilia RS 125 2002. Competitive Analysis Value Proposition: Provides dealership-equivalent repair and maintenance information, enabling cost savings through DIY repairs. Key Features Instruction Style: Step-by-step instructions with numerous pictures and diagrams for clarity. Accessibility: Instant download eliminates shipping costs and waiting times. 📋 Manual Details Coverage Areas Primary Coverage: Service, Repair, Diagnosis, Maintenance Secondary Coverage: Wiring Diagrams, Emissions Control, FI System Diagnosis Page Count Estimated Page Count: 300+ Manual Type Type: Service Repair Manual Language Language: English Format Digital Format: PDF Compatibility: Windows/Mac 📖 Manual Coverage Systems Covered Engine: Full coverage including disassembly, assembly, component testing, and specifications. Fuel System: Includes Fuel Injection (FI) System Diagnosis, Fuel System, and Throttle Body servicing. Cooling Lubrication: Coverage of cooling and lubrication systems, including fluid capacities and component servicing. Exhaust Emissions: Includes servicing of the Exhaust System and Emission Control Information. Chassis: Comprehensive coverage of chassis components, including suspension, steering, and frame. Electrical: Detailed Electrical System coverage with extensive Wiring Diagrams. Procedures Included Maintenance: Detailed Periodic Maintenance schedules and procedures. Diagnosis: Step-by-step troubleshooting and diagnostic procedures for various systems, particularly FI. Repair: Complete repair information for all major vehicle systems, from minor adjustments to major overhauls. Servicing: General servicing information and procedures applicable to the 2002 RS 125. Technical Depth Depth: Dealership-level technical detail, suitable for professional technicians and advanced DIYers. 📊 Manual Specifications File Format Readability: Searchable text within PDF for quick information retrieval. Print Quality Printability: All pages are printable for on-site use in workshops. Binding Type Binding: Digital (PDF) - No physical binding Paper Type Paper Type: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Type: 2-stroke, single-cylinder Displacement: 124.8 cc (cubic centimeters) Bore X Stroke: 54 mm x 54.5 mm (typical for Rotax 122) Cooling System: Liquid-cooled Valve Actuation: Reed valve intake (typical for 2-stroke) Power Output: Approximately 30-33 HP (depending on market restrictions) Torque Output: Approximately 20-22 Nm (depending on market restrictions) Fuel System Fuel Delivery: Carburetor (Dell'Orto PHBH 28 or similar) and potentially early FI systems depending on specific model variant for 2002. Manual covers FI System Diagnosis. Ignition System: Electronic ignition, CDI unit Engine Components Cylinder Material: Aluminum alloy with Nikasil coating (typical) Crankshaft: Rotary valve or reed valve induction (Reed valve most common for RS 125) 🔧 Transmission Standard Type: 6-speed constant mesh sequential gearbox Optional Optional Gearbox: N/A (Standard 6-speed for this model) Features Clutch Type: Wet multi-plate clutch Final Drive: Chain drive 📐 Dimensions Exterior Length: Approx. 1940 mm Width: Approx. 740 mm Height: Approx. 1130 mm Weights Dry Weight: Approx. 130 kg Fuel Tank Capacity: Approx. 13 Liters Wheels Tires Front Tire Size: 110/70-17 Rear Tire Size: 150/60-17 Front Wheel Size: 17 x 3.00 Rear Wheel Size: 17 x 4.50 Bolt Pattern: 4 x 100 mm (typical for Aprilia) 🛡️ Safety Features Ratings Safety Certification: ECE approved (European market standard) Active Features Braking System Front: Hydraulic disc brake, single disc, dual piston caliper (e.g., Brembo) Braking System Rear: Hydraulic disc brake, single disc, single piston caliper Suspension Front: Telescopic front forks (e.g., Marzocchi or Paioli), adjustable preload/damping (spec-dependent) Suspension Rear: Monoshock rear suspension, adjustable preload and rebound damping (e.g., Sachs or Öhlins option) Passive Features Frame Type: Aluminum alloy perimeter frame 💡 Technology Features Infotainment Infotainment System: N/A (This is a performance motorcycle, not equipped with typical automotive infotainment systems). Driver Assistance Rider Assistance: ABS was not standard or commonly available on the 2002 RS 125. Manual covers ABS system diagnosis if equipped on specific variants, though unlikely for this year. Electrical Features Instrumentation: Analog tachometer, speedometer, LCD display for odometer and trip meter, indicator lights. 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual for specific interval (typically 3,000-5,000 km or annually). Spark Plug Replacement: Refer to manual for specific interval (typically 5,000-10,000 km). Chain Maintenance: Regular cleaning, lubrication, and tension adjustment recommended (refer to manual for specific intervals). Fluid Specifications Engine Oil Type: 2-stroke specific premix or separate oil injection type, synthetic recommended (refer to manual for exact spec like SAE grade and API/JASO rating). Coolant Type: Ethylene glycol based antifreeze coolant, 50/50 mix with distilled water. Brake Fluid Type: DOT 4 or DOT 5.1 (confirm with manual for precise recommendation). Gearbox Oil Type: Refer to manual for specific gearbox oil viscosity and API classification (e.g., SAE 75W-90, API GL-4). Known Issues Common Wear Items: Clutch plates, piston and cylinder wear (typical for high-performance 2-strokes), exhaust valve operation, electrical connectors, suspension seals. Carburetion Challenges: Carburetor jetting sensitivity to altitude, temperature, and exhaust modifications; requires regular cleaning and adjustment. Fuel Injection Diagnosis: The manual's specific coverage of FI System Diagnosis...