Yamaha WR-250FR WR 250FR WR 250 F R Assembly Manual

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🏷️ Basic Information Identification Make: Yamaha Model: WR250FR Model Variant: WR 250 F R Category: Off-Road Motorcycle / Dual-Sport Generation Production Years: Information not explicitly provided, but 'FR' variant typically...

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Mots clés: Motorcycle Motorcycles WR 250 F R WR 250FR WR Models Yamaha

Variantes de produits

Description

🏷️ Basic Information

Identification

Make:

Yamaha

Model:

WR250FR

Model Variant:

WR 250 F R

Category:

Off-Road Motorcycle / Dual-Sport

Generation

Production Years:

Information not explicitly provided, but 'FR' variant typically refers to a specific model year or configuration. Research indicates WR250R/X models were produced from 2008-2011.

👋 Introduction

Market Position

Segment:

Lightweight dual-sport/off-road motorcycle, often appealing to riders seeking trail capability with street-legal features.

Target Audience:

Enthusiasts for off-road riding, trail exploration, and potentially commuting in areas where dual-sport bikes are practical.

Competitive Analysis

Key Competitors:

KTM 250 EXC, Kawasaki KLX250S, Honda CRF250L (though the WR250R/X were positioned as more performance-oriented).

Key Features

Performance Focus:

The WR250R/X platform is known for its strong performance relative to its displacement, often attributed to its advanced engine and chassis design.

Durability:

Yamaha's reputation for robust engineering and reliable components is a significant selling point for this model.

📋 Manual Details

Coverage Areas

Main Coverage:

Assembly, Disassembly, Maintenance, Repair, Troubleshooting, Specifications

Specific Systems:

Engine, Fuel System, Drivetrain, Chassis, Suspension (Front and Rear), Brakes (Front and Rear), Electrical System, Cooling System, Lubrication System, Exhaust System, Frame, Wheels, Tires, Controls, Bodywork

Page Count

Estimated Pages:

Varies by specific edition, but assembly manuals for this type of motorcycle typically range from 300-600 pages.

Manual Type

Type:

Assembly Manual

Language

Language:

English

Format

File Format:

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Detailed breakdown of engine components including cylinder head, piston, crankshaft, camshaft, valves, timing components, and their assembly procedures.

Fuel Delivery:

Information on fuel injection system components, fuel pump, injectors, throttle body, and associated sensors.

Drivetrain Components:

Clutch assembly, transmission gears, shifting mechanism, final drive sprocket, and chain maintenance.

Suspension Servicing:

Front fork disassembly, seal replacement, oil level and viscosity specifications, rear shock absorber maintenance and adjustment procedures.

Braking System:

Brake caliper disassembly, pad replacement, master cylinder servicing, hydraulic line bleeding procedures, and rotor specifications.

Electrical Diagnostics:

Wiring diagrams, troubleshooting guides for ignition system, lighting, starter, battery, and ECU.

Procedures Included

Routine Maintenance:

Oil change intervals and specifications, filter replacement, spark plug inspection and replacement, chain adjustment, air filter cleaning/replacement.

Major Repairs:

Engine top-end rebuild, clutch replacement, transmission overhaul, suspension fork rebuild, brake system overhaul.

Troubleshooting Guides:

Systematic diagnostic steps for common performance issues, starting problems, electrical faults, and operational anomalies.

Component Assembly Disassembly:

Step-by-step instructions with detailed diagrams for complete disassembly and reassembly of major motorcycle components.

Technical Depth

Depth:

Comprehensive, factory-level detail suitable for authorized Yamaha technicians and experienced DIY mechanics. Includes torque specifications, clearances, and assembly sequences.

Diagnostic Capability:

Advanced diagnostic information, including fault codes and specific troubleshooting trees for electronic systems.

📊 Manual Specifications

File Format

File Format:

Searchability:

Likely searchable text within the PDF for quick information retrieval.

Print Quality

Quality:

Factory quality, ensuring clarity of text and diagrams.

Viewing Capabilities:

Zoom in/out functionality for detailed examination of diagrams and text.

Printability:

Printable pages, allowing for physical reference.

Binding Type

Binding Type:

N/A (Digital PDF format)

Paper Type

Paper Type:

N/A (Digital PDF format)

⚙️ Engine Specifications

Primary Engine

Engine Type:

4-stroke, liquid-cooled, DOHC, 4-valve, single-cylinder

Displacement:

249 cc (250cc class)

Bore X Stroke:

77.0 mm x 53.6 mm

Compression Ratio:

11.8:1

Engine Code:

Often designated by the chassis VIN, but the engine itself is typically identified internally by Yamaha.

Performance

Horsepower:

Approximately 26-30 HP (at crank, varies by exact model year and tune)

Torque:

Approximately 17-19 lb-ft (at crank, varies by exact model year and tune)

Fuel System

Fuel Delivery:

Electronic Fuel Injection (EFI) with Mikuni throttle body

Fuel Type:

Unleaded gasoline, 87 octane (minimum)

Lubrication System

Oil Type:

Yamalube 4-stroke motorcycle oil or equivalent, API SG, JASO MA, viscosity 10W-40 or 20W-40 depending on ambient temperature.

Oil Capacity:

Approximately 1.5 liters (1.6 US qt) with filter change.

🔧 Transmission

Standard

Transmission Type:

Constant mesh 6-speed

Clutch Type:

Wet, multiple-disc, cable-actuated

Features

Gear Ratios:

Specific gear ratios are detailed in the manual, crucial for performance tuning.

Final Drive:

Chain drive (typically 13/49 or similar ratios, with specific chain pitch like 520)

Maintenance

Transmission Oil:

Uses engine oil; capacity approximately 0.75 liters (0.79 US qt).

📐 Dimensions

Exterior

Overall Length:

Approx. 2,180 mm (85.8 in)

Overall Width:

Approx. 820 mm (32.3 in)

Overall Height:

Approx. 1,230 mm (48.4 in)

Seat Height:

Approx. 930 mm (36.6 in)

Wheelbase:

Approx. 1,415 mm (55.7 in)

Weights

Wet Weight:

Approx. 126 kg (278 lbs) - Dry weight is typically lower, with wet weight including all fluids.

Fuel Tank Capacity:

Approx. 7.6 liters (2.0 US gal)

🛡️ Safety Features

Ratings

Safety Certification:

DOT, EPA, CARB compliant for street use in many regions (specific to model variant and market).

Active Features

Braking System:

Hydraulic disc brakes front and rear. Typically single discs with two-piston calipers front, single-piston rear.

Lighting:

Headlight, taillight, brake lights, turn signals (often integrated or removable for off-road use).

Passive Features

Frame Construction:

Deltabox frame (Yamaha's semi-double cradle) made of aluminum alloy, offering a balance of rigidity and light weight.

Tires:

Dual-sport tires, typically 80/100-21 front and 120/80-18 rear (or similar for WR250X).

💡 Technology Features

Infotainment

Instrument Cluster:

Digital LCD instrument cluster providing speed, RPM, odometer, trip meters, fuel level, clock, and various indicator lights.

Driver Assistance

ABS was not standard on the WR250R/X models. Optional ABS may have been available in certain markets, but it's not a common feature.

Connectivity

Connectivity Features:

No integrated smartphone connectivity or advanced infotainment features typical of modern street bikes.

Engine Management

Electronic Control Unit (ECU) manages fuel injection and ignition timing.

🔧 Maintenance

Service Intervals

Engine Oil Change:

Every 3,000 km (1,860 miles) or 6 months, whichever comes first. Check manual for exact intervals.

Air Filter Cleaning:

Every 1,000 km (620 miles) or more frequently in dusty conditions.

Spark Plug Inspection:

Every 6,000 km (3,700 miles) or 1 year.

Valve Clearance Check:

Every 20,000 km (12,400 miles) or 2 years.

Fluid Specifications

Coolant Type:

Yamaha Coolant (Blue) or equivalent permanent type antifreeze, mixed 50/50 with distilled water.

Brake Fluid:

DOT 4 hydraulic brake fluid.

Known Issues

Common Wear Items:

Clutch plates, brake pads, tires, sprockets and chain are typical wear items on off-road focused motorcycles.

Fuel Pump Strainer:

Some reports of fuel pump strainer clogging over time due to fuel quality, necessitating cleaning or replacement.

Exhaust Valve Actuator:

While less common on this model compared to some earlier Yamahas, issues with exhaust valve mechanisms can arise if not maintained.

📚 Vehicle History

Brand Heritage

Yamaha Legacy:

Yamaha Motor Company has a long and distinguished history in motorcycle manufacturing, known for innovation, racing success, and reliable engines.

Model Evolution

Wr Series:

The WR series represents Yamaha's lineage of competitive off-road motorcycles, with the WR250R and WR250X models introducing a more street-focused, dual-purpose variant.

Wr250R Wr250X Introduction:

Introduced in 2008, these models aimed to bridge the gap between pure dirt bikes and street bikes, offering capability in both domains.

Production

Manufacturing Location:

Likely manufactured in Japan or a Yamaha assembly plant in Asia.

Production Period:

The WR250R/X models were produced from 2008 to 2011.

🏆 Awards & Recognition

Recognitions

Moto Magazine Reviews:

Often praised by motorcycle publications for its performance, handling, and balance between off-road and on-road capability in its class.

Industry Awards:

While specific awards are not universally cataloged, the WR250R/X platform received positive critical reception for its engineering and versatility.