🏷️ Basic Information Identification Make: Yamaha Model: YFM 250 RX Raptor Year: 2008 Vehicle Type: All-Terrain Vehicle (ATV) Product Type: Factory Service Repair Manual 👋 Introduction Market Position Positioning: The YFM 250 RX Raptor is positioned as a recreational and sport ATV, offering a blend of performance and agility. Competitive Analysis Competitors: Competes with other sport ATVs in its class from brands like Honda (TRX series), Suzuki (LT-Z series), and Kawasaki (KFX series). Key Features Features: Known for its sporty design, comfortable riding position, and capable engine for its displacement class. 📋 Manual Details Coverage Areas Systems Covered: General Information, Specifications, Periodic Checks and Adjustments, Engine, Cooling System, Carburetor, Drive Train, Chassis, Electrical, Troubleshooting Page Count Total Pages: 311 Manual Type Type: Service Repair Manual Manual Scope: Factory service repair manual, offering professional-level repair information. Language Language: English Format Format: PDF Download Accessibility: Instant download for immediate access, no shipping costs or waiting. 📖 Manual Coverage Systems Covered Engine Overhaul: Complete engine disassembly, inspection, repair, and reassembly procedures Cooling System: Radiator, coolant, fan, water pump, and hose inspection and service Fuel System: Carburetor tuning, cleaning, and rebuilding procedures Drive Train: Clutch, transmission, final drive, and shaft inspection and service Chassis: Frame, suspension, steering, brakes, and wheel service Electrical System: Ignition, lighting, charging system, battery, and wiring harness diagnostics and repair Frame Inspection: Procedures for inspecting the integrity of the ATV frame. Steering System: Service and adjustment for the steering components. Procedures Included Maintenance: Detailed maintenance schedules and procedures to prevent future damage Diagnostics: Comprehensive troubleshooting guides and diagnostic flowcharts Rebuilding: Step-by-step instructions for rebuilding major components Restoration: Guidance for refurbishing and restoring the ATV to original specifications Step By Step Instructions: Provides step-by-step instructions for all repair, rebuild, and refurbishment processes. Technical Depth Depth: Covers all diagnostic and repair procedures, from basic maintenance to advanced rebuilds Illustrations: Contains detailed illustrations to guide users through repair and maintenance tasks. 📊 Manual Specifications File Format Compatibility: Requires Adobe PDF Reader or compatible PDF viewer Archiving: May require WinRar or similar software for extraction if archived Print Quality Printability: All pages are printable without restriction Binding Type Delivery Method: Instant Digital Download Paper Type Quality: High-quality PDF ⚙️ Engine Specifications Primary Engine Engine Type: 4-stroke, SOHC, 2-valve Displacement: 249cc Bore X Stroke: 74.0 mm x 58.0 mm Compression Ratio: 9.5:1 Performance Horsepower: Approx. 17-19 HP (Manufacturer's rating may vary, manual will provide precise figures) Torque: Refer to manual for specific torque figures and delivery curve Fuel System Carburetor Model: Mikuni VM30SS (or similar, manual will confirm specific model and jetting) Fuel Type: Unleaded gasoline Ignition System: CDI (Capacitor Discharge Ignition) Cooling System Cooling Method: Liquid-cooled Engine Type Cylinder Arrangement: Single-cylinder 🔧 Transmission Standard Transmission Type: 5-speed manual with reverse Features Clutch Type: Wet, multi-disc Final Drive: O-ring sealed chain 📐 Dimensions Exterior Overall Length: Approx. 1790 mm (70.5 in) Overall Width: Approx. 1170 mm (46.1 in) Overall Height: Approx. 1045 mm (41.1 in) Weights Dry Weight: Approx. 167 kg (368 lbs) Fuel Tank Capacity: 10 L (2.6 gal) 🛡️ Safety Features Ratings General Safety: As a sport ATV, emphasis is placed on rider skill and adherence to safety protocols outlined in the owner's manual and this service manual. Active Features Brakes: Front: Dual hydraulic disc; Rear: Hydraulic disc. Manual details inspection and service. Passive Features Tire Specifications: Front: AT21x7-10; Rear: AT20x10-9 (or equivalent, manual will specify exact OEM sizes and recommended pressures) 💡 Technology Features Infotainment Infotainment System: Basic ATV instrumentation; no complex infotainment system. Focus is on essential readouts like speedometer, odometer, and indicator lights. Driver Assistance Assistance Features: No electronic driver assistance features typical of modern automotive technology. Operation relies on rider skill. Connectivity Connectivity Options: No connectivity options. 🔧 Maintenance Service Intervals Oil Change Interval: Refer to the manual for specific mileage or hours intervals, typically around 100 hours or annually. Air Filter Cleaning: Recommended before each ride or after dusty conditions, detailed cleaning procedures in the manual. Fluid Specifications Engine Oil Type: Yamalube 4 (or equivalent API SG, SAE 10W-30, JASO MA certified oil). Manual will provide exact specifications and capacity. Coolant Type: High-quality engine coolant, a 50/50 mixture of ethylene glycol and distilled water. Manual specifies type and capacity. Brake Fluid Type: DOT 3 or DOT 4 brake fluid. Manual will confirm the exact requirement. Known Issues Common Wear Items: Chain and sprockets, brake pads, tires, and air filter are common wear items. The manual provides wear limits and replacement procedures. Carburetor Tuning: Carburetor may require periodic cleaning and adjustment for optimal performance, especially with changes in altitude or fuel quality. Manual provides comprehensive tuning data. 📚 Vehicle History Brand Heritage Yamaha Atv Legacy: Yamaha has a long-standing history and reputation in the ATV market, particularly with the successful Raptor line. Model Evolution Raptor Lineage: The Raptor platform...