🏷️ Basic Information Identification Make: Yamaha Model: XT250 Model Years Covered: 2008, 2009, 2010 Model Variants Covered: XT250X, XT250XC, XT250Y, XT250YC, XT250Z, XT250ZC Codes Manual Product Code Indicator: 08 09 10 👋 Introduction Market Position Segment: Dual-sport motorcycle, known for versatility in both on-road and off-road riding. Competitive Analysis Competitors: Often competes with models like the Kawasaki KLR250, Honda CRF250L, and Suzuki DR200S. Key Features Target Audience: Enthusiasts seeking a reliable, accessible, and capable dual-sport for commuting, trail riding, and light adventure touring. Manual Value Proposition: Provides comprehensive DIY repair and maintenance guidance, enabling cost savings and empowering owners to understand their vehicle. 📋 Manual Details Coverage Areas Overall Coverage: Comprehensive service, repair, and maintenance for the entire motorcycle from front to rear. Page Count Estimated Page Count: Likely between 300-600 pages, typical for a full service manual of this era and complexity. Manual Type Manual Type: Service Repair Manual Language Language: English Format File Format: PDF (Portable Document Format) 📖 Manual Coverage Systems Covered Engine: Detailed engine overhaul, including disassembly, inspection, assembly, valve adjustments, piston and cylinder, crankshaft, lubrication system. Fuel System: Carburetor servicing, fuel pump operation (if applicable), fuel tank, fuel lines, fuel filters, and related components. Electrical System: Ignition system, charging system (stator, regulator/rectifier), lighting, starting system, wiring diagrams, battery maintenance, component testing. Chassis: Frame, suspension (front forks, rear shock absorber), steering system, wheel bearings, swingarm, and related components. Brakes: Front and rear brake systems, including disc brake components, hydraulic lines, master cylinders, calipers, and bleeding procedures. Cooling System: If air-cooled, detailed information on airflow management; if liquid-cooled, radiator, coolant, thermostat, and fan operation. Exhaust System: Exhaust pipe, muffler, and catalytic converter (if equipped) inspection and replacement. Procedures Included Periodic Maintenance: Scheduled maintenance checks, fluid changes, filter replacements, lubrication points, and adjustments. Troubleshooting: Systematic diagnostic procedures for identifying and resolving common problems and malfunctions. Repair Procedures: Step-by-step instructions for major component repairs and replacements. Disassembly Assembly: Detailed instructions for taking apart and putting back together various motorcycle systems and components. Technical Depth Diagnostic Capabilities: Includes detailed diagnostic trees and specifications for troubleshooting electrical and mechanical issues. Rebuild Information: Provides specifications and procedures for complete engine and component rebuilds. 📊 Manual Specifications File Format PDF Quality: High-quality, likely containing clear text, diagrams, and illustrations. Print Quality Printable Pages: All pages are printable, allowing for physical copies for workshop use. Binding Type Binding Type: Not applicable (digital download). Paper Type Paper Type: Not applicable (digital download). ⚙️ Engine Specifications Primary Engine Engine Type: 4-stroke, SOHC, 2-valve Displacement: 249 cc (Cubic Centimeters) Bore X Stroke: 74.0 mm x 58.0 mm Cooling System: Air-cooled Compression Ratio: Approximately 9.5:1 Performance Horsepower: Around 19-21 HP (Horsepower) at 7,500 RPM (Revolutions Per Minute) - specific to model year and tuning. Torque: Approximately 14-15 lb-ft (Pound-feet) at 6,000 RPM - specific to model year and tuning. Fuel System Fuel Delivery: Carburetor (likely Mikuni VM28 for most models in this era) Fuel Type: Unleaded gasoline, minimum 87 octane Lubrication Oil Type: Yamaha recommends Yamalube 4 (or equivalent) 10W-40 or 20W-40 motorcycle oil. Oil Capacity: Approximately 1.5 liters (1.6 US qt) without filter change, 1.7 liters (1.8 US qt) with filter change. 🔧 Transmission Standard Transmission Type: 5-speed constant mesh Clutch Type: Wet, multiple-disc Features Final Drive: O-ring sealed chain Transmission Oil Type: Yamaha recommends Yamalube 4 (or equivalent) 10W-40 or 20W-40 motorcycle oil. 📐 Dimensions Exterior Length: Approximately 2,125 mm (83.7 in) Width: Approximately 815 mm (32.1 in) Height: Approximately 1,155 mm (45.5 in) Wheelbase: Approximately 1,420 mm (55.9 in) Weights Dry Weight: Approximately 121 kg (267 lbs) Wet Weight: Approximately 133 kg (293 lbs) Fuel Capacity: Approximately 11 Liters (2.9 US gal) 🛡️ Safety Features Ratings Crash Test Ratings: Not applicable to motorcycles in the same way as automobiles; focus is on rider safety features and handling characteristics. Active Features Braking System: Front: Disc brake; Rear: Disc brake. ABS not typically standard on these models. Passive Features Lighting: Headlight, taillight, brake lights, turn signals. 💡 Technology Features Infotainment Instrument Cluster: Analog tachometer, digital speedometer, odometer, trip meter, fuel gauge, and indicator lights. Driver Assistance ABS: Anti-lock Braking System was not a standard feature on most XT250 models during this period, though later iterations may offer it. Connectivity Smartphone Integration: Not applicable; basic mechanical and electrical systems. 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000-5,000 km (1,800-3,000 miles) or every 6 months, whichever comes first. Check manual for exact specification. Air Filter Cleaning: Inspect and clean every 3,000-5,000 km (1,800-3,000 miles). Replace as needed. Valve Clearance Check: Typically around 10,000-15,000 km (6,000-9,000 miles). Crucial for engine performance and longevity. Fluid Specifications Brake Fluid Type: DOT 4 Coolant Type: Not applicable (air-cooled). Known Issues Common Wear Items: Chain and sprockets, brake pads, tires, fork seals, and clutch plates can be wear items depending on riding conditions....