Vehicle Segment:
Entry-level youth/beginner trail motorcycle.
Target Demographic:
Young riders, beginners, parents introducing children to off-road riding.
Key Competitors:
Honda CRF50F, Kawasaki KLX110 (though slightly larger, often considered in the same category for beginner progression), Suzuki DR-Z50.
Ease Of Use:
Designed for simplicity and ease of operation for young riders.
Durability:
Yamaha's reputation for building robust and reliable off-road machines.
Low Maintenance:
Engine and chassis designed for minimal maintenance requirements, suitable for its target market.
Vehicle Models And Years:
Yamaha TTR 50 and TTR 50E models from 2006, 2007, 2008, and 2009.
Intended Audience:
Motorcycle technicians, DIY enthusiasts, Yamaha service centers.
Estimated Pages:
Approximately 200-300 pages (typical for this type of manual, exact count not provided in description).
Type:
Service Repair Workshop Manual.
Language:
English (presumed, standard for this market).
Format:
Digital Download (PDF).
Engine And Powertrain:
Engine assembly, disassembly, inspection, repair, tuning, lubrication, cooling system, fuel system, exhaust system.
Chassis And Suspension:
Frame, forks, rear shock absorber, swingarm, steering system, wheels, tires, brakes.
Electrical System:
Ignition system, lighting, charging system (if applicable for electric start model), wiring diagrams, troubleshooting electrical faults.
Body And Trim:
Body panels, seat, handlebars, controls, decals.
Routine Maintenance:
Oil changes, filter replacement, chain adjustment, spark plug inspection/replacement, air filter cleaning/replacement, brake adjustment.
Troubleshooting:
Diagnostic procedures for common issues, fault finding guides, symptom-based troubleshooting.
Repair And Rebuild:
Detailed step-by-step instructions for component disassembly, cleaning, inspection, repair, and reassembly of engine, transmission, and chassis components.
Specifications And Tolerances:
Torque specifications, clearance measurements, critical tolerances for engine parts and chassis components.
Depth:
Comprehensive. Covers everything from basic maintenance to full engine rebuilds and detailed system diagnostics.
Diagnostic Capabilities:
Includes diagnostic flowcharts and troubleshooting guides for common operational issues.
Rebuild Guidance:
Provides detailed instructions and specifications necessary for complete engine and component rebuilds.
Format Type:
PDF (Portable Document Format).
Searchability:
Likely text-searchable, allowing for quick location of specific information.
Printability:
Printable, enabling users to create hard copies for workshop use.
Image Resolution:
Illustrated with clear, high-resolution diagrams and photographs.
Binding:
N/A (Digital download, no physical binding).
Paper Quality:
N/A (Digital download, no physical paper type).
Engine Type:
Four-stroke, SOHC, air-cooled single-cylinder.
Bore X Stroke:
39.0 mm x 41.4 mm.
Compression Ratio:
9.5:1 (typical for this engine configuration).
Ignition:
CDI (Capacitor Discharge Ignition).
Starting System:
Kick starter (TTR50), Electric start (TTR50E).
Horsepower:
Approximately 3.5-4.0 HP (estimated, specific figures not usually published for this class).
Torque:
Not typically specified for this model, emphasis is on low-end grunt.
Fuel Delivery:
Carburetor.
Carburetor Model:
Mikuni VM14 (typical specification).
Fuel Type:
Unleaded gasoline (87 octane or higher).
Fuel Tank Capacity:
1.0 L (0.26 US gal).
Type:
Automatic clutch, three-speed constant mesh.
Gear Ratios:
Specific ratios are detailed within the manual, crucial for repair and diagnostics.
Clutch Operation:
Centrifugal automatic clutch simplifies gear changes for young riders.
Transmission Fluid:
Yamaha Yamalube 4 (or equivalent SAE 10W-30 API SG or higher motorcycle oil).
Crash Test Ratings:
N/A (Off-road motorcycle, not subjected to automotive crash testing standards).
Braking System:
Front and rear drum brakes. Lever ratio and cable tension are critical service points.
Throttle Limiter:
Some models may have adjustable throttle stops for parental control, detailed in manual.
Lighting:
Headlight and taillight (if equipped, typically basic for this model).
Chassis Design:
Low seat height and manageable power output contribute to safe operation.
Engine Oil Change:
Every 20-30 hours of operation or every 6 months (typical for this type of off-road bike, refer to manual for exact intervals).
Air Filter Cleaning:
Every 10-15 hours or as needed based on riding conditions.
Spark Plug Inspection:
Every 30-40 hours or annually.
Chain Adjustment And Lubrication:
Every 10-15 hours or before long rides.
Engine Oil Type:
Yamalube 4 (or equivalent SAE 10W-30 API SG or higher motorcycle oil).
Engine Oil Capacity:
0.80 L (0.85 US qt) at oil filter change, 0.70 L (0.74 US qt) at disassembly.
Brake Fluid:
DOT 3 or DOT 4 brake fluid (for TTR50E if it has hydraulic brakes, but drum brakes usually don't use fluid).
Common Wear Items:
Brake pads/shoes, chain and sprockets, tires, air filter, spark plug are typical wear items.
Carburetor Clogging:
Can occur if fuel sits for extended periods; requires cleaning and proper fuel storage practices.
Throttle Cable Wear:
Frequent use can lead to stretching or fraying of the throttle cable.
Yamaha Off Road Legacy:
Yamaha has a long and successful history in off-road motorcycling, known for durable and performance-oriented bikes.
Ttr Series Origin:
The TTR line represents Yamaha's commitment to accessible off-road riding for various skill levels, with the TTR50 being the entry point.
Manufacturing Country:
Likely manufactured in Japan or a Yamaha subsidiary plant (specifics would be in manual or on vehicle frame).
Industry Awards:
Not typically subject to formal industry awards; recognized for its effectiveness as a beginner's platform.
Parental Approval:
Highly regarded by parents for its ease of use, reliability, and suitability for teaching young riders.
Emissions Certification:
Meets relevant emissions standards for off-road vehicles in its target markets.
