🏷️ Basic Information Identification Make: Yamaha Model: YFM350FAS Bruin Year: 2004 Vehicle Type: All-Terrain Vehicle (ATV) Engine Configuration: Single-cylinder, 4-stroke Drive Type: 4x4 (Four-wheel drive), Automatic Transmission Sub Model Designation: FAS Codes Vin Code Year: 4 (for 2004) 👋 Introduction Market Position Market Position: Mid-range utility ATV, designed for recreational trail riding and moderate work tasks. Positioned for riders seeking reliable 4x4 capability and ease of operation with an automatic transmission. Competitive Analysis Competitive Analysis: Competed against models like the Honda TRX350FM/FPM Rancher, Suzuki Eiger 400 4x4, and Kawasaki Prairie 360 4x4. The Bruin emphasized comfort and a user-friendly automatic transmission. Key Features Key Features: • Automatic transmission with Forward (Hi/Lo), Neutral, and Reverse • Push-button 4x4 engagement • Comfortable, ergonomic seating position • Independent front suspension (IFS) for improved ride quality • Shaft drive for low maintenance • Large cargo racks for utility 📋 Manual Details Coverage Areas Covered Areas: • Safety Information • Description and Machine Identification • Control Functions • Pre-operation Checks • Operation • Riding your ATV • Periodic Maintenance and Adjustment • Cleaning and Storage • Specifications Page Count Page Count: 174 Manual Type Manual Type: Owner's Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Systems Covered: • Engine Operation and Controls • Fuel System • Ignition System • Cooling System (Air-cooled) • Lubrication System • Exhaust System • Drivetrain (Automatic Transmission, Shaft Drive) • 4x4 Drivetrain Engagement and Operation • Braking System (Hydraulic Disc) • Suspension System (Independent Front, Swingarm Rear) • Steering System • Wheels and Tires • Electrical System (Lighting, Starting, Charging) • Chassis and Frame • Bodywork and Plastics Procedures Included Procedures Included: • Pre-ride inspection checklist • Starting and stopping procedures • Shifting through gears (Automatic) • Engaging/disengaging 4WD • Safe riding techniques for various terrains • Recommended riding gear • Routine maintenance checks (oil levels, tire pressure, chain slack - if applicable) • Air filter cleaning/replacement • Spark plug inspection/replacement • Brake pad inspection • Fluid level checks and top-offs • Lubrication points • Troubleshooting common operational issues • Storage procedures (short-term and long-term) • Cleaning recommendations Technical Depth Technical Depth: Comprehensive Owner-Level Maintenance and Operation 📊 Manual Specifications File Format File Format: PDF (Portable Document Format) Print Quality Print Quality: Printable, High-Resolution Binding Type Binding Type: Digital Download (No physical binding) Paper Type Paper Type: N/A (Digital) Software Requirements Software Requirements: Adobe Reader or compatible PDF viewer ⚙️ Engine Specifications Primary Engine Engine Type: Air-cooled, SOHC, 4-stroke, 2-valve Displacement: 348cc Bore X Stroke: 83 mm x 64.5 mm Compression Ratio: 9.2:1 Carburetion: Teikei Y26PV (Constant Velocity Carburetor) Ignition: CDI (Capacitor Discharge Ignition) Starting System: Electric Starter Performance Horsepower: Approx. 20-22 HP (Estimated, not officially published by Yamaha for this model) Torque: Approx. 20-22 lb-ft (Estimated, not officially published by Yamaha for this model) Fuel System Fuel Type: Unleaded Gasoline Fuel Tank Capacity: 13.5 L (3.57 US gal) 🔧 Transmission Standard Transmission Type: Automatic (Yamaha Constant-Velocity Transmission - YCVT) Gear Selection: Automatic with H (High), L (Low), N (Neutral), R (Reverse) Features Drive System: Shaft Drive 4Wd System: On-Command 4WD with push-button engagement Fluid Specifications Transmission Fluid Type: Yamaha All-Purpose Gear Oil 10W-30 or equivalent API GL-4 📐 Dimensions Exterior Overall Length: 2,065 mm (81.3 in) Overall Width: 1,075 mm (42.3 in) Overall Height: 1,100 mm (43.3 in) Wheelbase: 1,270 mm (50 in) Ground Clearance: 240 mm (9.4 in) Weights Dry Weight: 247 kg (545 lbs) Towing Capacity: N/A (ATVs typically do not have official towing ratings, refer to manual for load limits on racks) Cargo Front Rack Capacity: 30 kg (66 lbs) Rear Rack Capacity: 40 kg (88 lbs) 🛡️ Safety Features Ratings Safety Ratings: ATVs are not subject to traditional automotive safety ratings (e.g., NHTSA, IIHS). Refer to manual for specific safety warnings and operational guidelines. Active Features Active Features: • Handlebar-mounted throttle limiter • Engine braking through automatic transmission Passive Features Passive Features: • Large front and rear racks for secure cargo • Durable chassis and bodywork • Front and rear fenders for splash protection 💡 Technology Features Infotainment Infotainment Features: N/A (ATVs of this era typically lack complex infotainment systems. Focus is on core functionality.) Driver Assistance Driver Assistance Features: • Automatic transmission simplifies operation. • On-Command 4WD system simplifies traction management. Connectivity Connectivity Features: N/A 🔧 Maintenance Service Intervals Initial Service: Recommended at 100 km or 1 month, typically involving checking all fluid levels, fasteners, and operational controls. Engine Oil Change: Every 1,000 km or 6 months. Initial change recommended at 100 km. Refer to manual for precise interval. Air Filter Cleaning: Every 500 km or as needed based on operating conditions (e.g., dusty environments). Replacement recommended periodically. Spark Plug Inspection: Every 1,000 km or 6 months. Replacement interval varies. Brake Fluid Level Check: Regularly, before each ride. Replacement or...