This manual covers the Timberwolf 250 4WD All-Terrain Vehicle (ATV), model codes YFB250FWF through YFB250FWM, produced between 1993 and 2000. Known for its reliability and versatility, the Timberwolf 250 4WD is a capable off-road machine designed for various terrains and tasks. Its robust engineering, characteristic of a legacy in powersports, ensures dependable performance for owners and enthusiasts. This comprehensive Factory Service Manual provides detailed information for the maintenance, service, and repair of your Timberwolf 250 4WD. It includes in-depth coverage of all major systems, such as the engine, fuel system, transmission, brakes, steering, suspension, and electrical system, along with wiring diagrams and troubleshooting guidance. With step-by-step procedures, assembly illustrations, exploded parts views, and diagnostic information, this manual serves as an essential resource for owners, technicians, and DIY enthusiasts aiming to maintain their ATV in optimal condition. 🏷️ Basic Information Identification Make: Yamaha Model: Timberwolf 250 4WD Model Codes Covered: YFB250FWF, YFB250FWF-MNH, YFB250FWG, YFB250FWG-MNH, YFB250FWH, YFB250FWH-MNH, YFB250FWJ, YFB250FWJ-MNH, YFB250FWK, YFB250FWL, YFB250FWM Model Years Covered: 1993-2000 Vehicle Type: ATV (All-Terrain Vehicle) 👋 Introduction Market Position Target Audience: Yamaha Timberwolf 250 4WD Owners, Technicians, DIY Enthusiasts Competitive Analysis Value Proposition: Comprehensive, instant access to factory-level repair information Key Features Convenience: Instant digital download for immediate use on multiple devices Completeness: Covers all aspects of maintenance, service, and repair 📋 Manual Details Coverage Areas Manual Type: Factory Service Manual / Repair Manual Language: English Format: Downloadable Digital File (PDF) Distribution Method: Instant Download Page Count: Not Specified (Comprehensive) 📖 Manual Coverage Systems Covered General Information: Yes Maintenance: Yes Fuel System: Yes Cooling System: Yes Engine: Yes Transmission: Yes Clutching: Yes Final Drive: Yes Body And Frame: Yes Steering And Suspension: Yes Brakes: Yes Electrical System: Yes Wiring Diagrams: Yes Troubleshooting: Yes Procedures Included Component Removal Installation: Detailed Step-by-Step Assembly Illustrations: Included Diagrams: Included Exploded Parts Views: Included Pictures: Included Service Information: Included Technical Depth Scope: Complete Vehicle Repair and Maintenance Diagnostic Procedures: Detailed Troubleshooting Sections 📊 Manual Specifications File Format File Type: PDF Software Requirements: None (Standard PDF Reader) Searchability: Likely Text-Searchable Print Quality Output Appearance: Identical to Printed Store-Bought Manual Binding Type Physical Equivalent: Not Applicable (Digital) Paper Type Physical Equivalent: Not Applicable (Digital) ⚙️ Engine Specifications Primary Engine Engine Type: 4-Stroke, Air-Cooled, SOHC Displacement: 230 cc (Approximate) Bore X Stroke: Specific values to be found within manual Compression Ratio: Specific values to be found within manual Performance Horsepower: Typically in the 15-20 HP range (specifics in manual) Torque: Specific values to be found within manual Fuel System Carburetor Type: Likely Mikuni VM Series (specific model in manual) Fuel Type: Unleaded Gasoline Fuel Capacity: Approximately 2.4 gallons (10 Liters) (check manual for exact) 🔧 Transmission Standard Transmission Type: 5-Speed Manual with Automatic Clutch Optional Reverse Gear: Yes Features Drive System: Shaft Drive (4WD) 📐 Dimensions Exterior Overall Length: Approx. 73.4 inches (1865 mm) Overall Width: Approx. 41.7 inches (1060 mm) Overall Height: Approx. 42.1 inches (1070 mm) Wheelbase: Approx. 49.2 inches (1250 mm) Weights Dry Weight: Approx. 463 lbs (210 kg) Curb Weight: Approx. 485 lbs (220 kg) (check manual for exact) Cargo Front Rack Capacity: Approx. 45 kg / 100 lbs Rear Rack Capacity: Approx. 65 kg / 143 lbs 🛡️ Safety Features Ratings Atv Safety Considerations: Manual includes safety warnings and riding practices Active Features Braking System Front: Dual Hydraulic Disc Brakes Braking System Rear: Single Hydraulic Disc Brake Passive Features Lighting: Headlights, Taillight, Brake Light 💡 Technology Features Infotainment Dashboard Indicators: Speedometer, Odometer, Neutral Indicator, High Beam Indicator, Oil Warning Light, etc. Driver Assistance Drive Modes: 2WD/4WD selection Connectivity Charging System: 12V Generator/Alternator 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual (typically every 1,000 km or annually) Spark Plug Replacement: Refer to manual (interval varies) Air Filter Cleaning: Refer to manual (frequent checks recommended in dusty conditions) Fluid Specifications Engine Oil Type: Yamaha recommends Yamalube or equivalent API SG or higher, SAE 10W-30 or 20W-40 (confirm in manual) Engine Oil Capacity: Approx. 1.9 L / 2.0 US qt (without filter change) (confirm in manual) Gear Oil Type: Yamalube Gear Oil or equivalent SAE 80W-90 (confirm in manual) Coolant Type: Permanent type antifreeze (ethylene glycol based) with distilled water (confirm in manual) Known Issues Common Wear Items: Carburetor cleaning/rebuilding, clutch wear, suspension bushings, starter solenoid Performance Enhancement Tips: Manual provides specifications for optimal performance tuning 📚 Vehicle History Brand Heritage Manufacturer: Yamaha Motor Corporation Legacy: Known for reliable and capable off-road vehicles Model Evolution Timberwolf Lineage: Part of Yamaha's popular ATV lineup, known for versatility Production Production Period: 1993-2000 🏆 Awards & Recognition Recognitions Industry Perception: Yamaha ATVs generally well-regarded for reliability and performance in their class.