Yamaha ATV YFB 250 Timberwolf 1995 Digital Service Repair Ma

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Stichworte: 1995 ATV Powersports Timberwolf Models Yamaha YFB 250 Timberwolf

Produktvarianten

Beschreibung

The Yamaha YFB 250 Timberwolf, first introduced in 1995, is a robust All-Terrain Vehicle (ATV) engineered for utility and recreational purposes. This first-generation model is recognized for its reliable air-cooled engine, offering balanced performance and a comfortable ride characteristic of its class. Designed to excel in trail riding and light work, the Timberwolf has earned a reputation for its dependable engineering and user-friendly operation, making it a solid choice for various outdoor activities. This comprehensive digital service and repair manual provides detailed guidance for the complete service and repair of your Yamaha YFB 250 Timberwolf. It covers essential areas including engine overhaul, carburation, electrical systems, chassis components, and drivetrain. You will find step-by-step instructions for maintenance procedures, troubleshooting common issues, and technical specifications necessary for keeping your ATV in optimal condition. This manual is an indispensable resource for owners and technicians alike, aimed at ensuring the longevity and performance of the vehicle.

🏷️ Basic Information

Identification

Make:

Yamaha

Model:

YFB 250 Timberwolf

Year:

Vehicle Type:

All-Terrain Vehicle (ATV)

Generation

Generation Designation:

First Generation

Codes

Chassis Code:

YFB250

👋 Introduction

Market Position

Positioning:

Utility ATV focused on trail riding, light work, and recreational use

Competitive Analysis

Competitors:

Honda FourTrax 250, Suzuki QuadRunner 250, Kawasaki Bayou 220

Key Features

Signature Features:

Reliable air-cooled engine, comfortable ride for its class, balanced performance

Value Proposition

Manual Value:

Provides comprehensive guidance for owners to maintain and repair their YFB 250 Timberwolf, saving on service costs and extending vehicle life.

📋 Manual Details

Coverage Areas

Primary Coverage:

Complete Service and Repair

Secondary Coverage:

Maintenance, Troubleshooting, Technical Specifications

Page Count

Estimated Page Count:

Refer to specific manual edition (typically 200-400 pages)

Manual Type

Type:

Digital Service and Repair Manual

Language

Language:

English

Format

Format:

📖 Manual Coverage

Systems Covered

Engine:

Detailed overhaul, troubleshooting, and adjustments

Carburation:

Adjustment, cleaning, and troubleshooting of the carburetor system

Electrical:

Wiring diagrams, component testing, ignition system, lighting

Chassis:

Frame, suspension (front and rear), steering, wheels, tires

Drive Train:

Transmission, clutch, final drive, driveshafts

Procedures Included

Maintenance:

Periodic inspections, adjustments, lubrication, filter changes

Repair:

Step-by-step repair instructions for all major components

Troubleshooting:

Systematic diagnostic procedures for common and uncommon issues

Technical Depth

Depth Level:

Comprehensive: From basic user maintenance to complete engine and transmission rebuilds

Diagnostic Capability:

Advanced diagnostic trees and specifications for electrical and mechanical systems

📊 Manual Specifications

File Format

File Type:

PDF (Portable Document Format)

Searchability:

Text-searchable within the PDF document

Print Quality

Printability:

Printable for physical reference

Zoom Functionality:

Supports zoom in/out for detailed viewing

Binding Type

Binding:

Not Applicable (Digital Format)

Paper Type

Paper Type:

Not Applicable (Digital Format)

Compatibility

Operating Systems:

Compatible with all versions of Windows and macOS

Device Compatibility:

Usable on smartphones, tablets, and computers with PDF reader

Software Requirements

Required Software:

Adobe PDF Reader (or compatible)

⚙️ Engine Specifications

Primary Engine

Engine Type:

4-stroke, Air-cooled, SOHC

Displacement:

230 cc (230cm³)

Bore X Stroke:

67.0 mm x 66.0 mm

Compression Ratio:

9.2:1

Performance

Horsepower Estimated:

Approx. 16-18 HP (Varies by tuning and specific model configuration)

Torque Estimated:

Approx. 13-15 lb-ft (Varies)

Fuel System

Fuel Delivery:

Carburetor

Carburetor Model:

Teikei Y28P or similar

Fuel Type:

Unleaded gasoline (Octane Rating 87 or higher)

Lubrication

Oil Type Recommendation:

Yamaha Genuine 4-ATF or SAE 10W-30 API SG or higher

🔧 Transmission

Standard

Transmission Type:

Constant Mesh, 5-speed with Reverse

Clutch Type:

Wet, multiple disc, manual

Optional

Optional Transmission:

N/A for this model year

Features

Drive System:

2WD (Rear Wheel Drive)

Final Drive:

O-ring sealed chain, reduced vibration

📐 Dimensions

Exterior

Length:

72.6 inches (1845 mm)

Width:

41.5 inches (1055 mm)

Height:

42.5 inches (1080 mm)

Wheelbase:

49.0 inches (1245 mm)

Weights

Dry Weight:

Approximately 437 lbs (198 kg)

Fuel Capacity:

2.5 gallons (9.5 Liters)

Oil Capacity Engine:

1.7 Liters (1.8 US qt)

🛡️ Safety Features

Ratings

Atv Safety Standards:

Designed to meet ANSI standards for recreational ATVs

Active Features

Braking System:

Hydraulic disc brakes front and rear

Parking Brake:

Mechanical drum brake or caliper lock mechanism

Passive Features

Lighting:

Halogen headlights, taillight/stoplight

Guarding:

Foot protection guards, engine guards

💡 Technology Features

Infotainment

Infotainment System:

N/A (Basic utility ATV)

Driver Assistance

Driver Assistance Features:

N/A (Basic utility ATV)

Connectivity

Connectivity Options:

🔧 Maintenance

Service Intervals

Engine Oil Change:

Every 1000 km or 6 months, whichever comes first (refer to manual for precise interval).

Air Filter Cleaning:

Every 1000 km or as needed, depending on operating conditions.

Spark Plug Replacement:

Recommended at 5000 km or as needed based on inspection.

Brake Fluid Flush:

Recommended every 2 years or as specified in manual.

Fluid Specifications

Engine Oil Grade:

SAE 10W-30 API SG or higher (Yamaha Genuine 4-ATF recommended)

Brake Fluid Type:

DOT 3 or DOT 4 hydraulic brake fluid

Gear Oil Type:

Yamaha Genuine Gear Oil or SAE 80 API GL-4

Known Issues

Common Wear Items:

Brake pads, tires, chain and sprockets, carburetor jets (clogging).

Potential Electrical Issues:

Wiring harness wear, stator coil failure (less common but possible).

Engine Performance Tips:

Regular carburetor cleaning and adjustment is crucial for optimal performance and preventing bogging.

📚 Vehicle History

Brand Heritage

Yamaha Atv Legacy:

Yamaha has a long-standing history in ATV manufacturing, pioneering many innovations in the industry since the late 1970s.

Model Evolution

Timberwolf Lineage:

The Timberwolf series was designed as a reliable and user-friendly utility ATV, building on Yamaha's experience with earlier models. The YFB 250 was a popular offering in the mid-size utility segment.

Production

Production Period:

The Yamaha YFB 250 Timberwolf was produced for several years, with the 1995 model representing a key iteration in its development.

🏆 Awards & Recognition

Recognitions

Industry Awards:

N/A (Specific awards for this model are not widely documented, but it was a strong performer in its class).

Ratings

Consumer Ratings:

Generally well-regarded for reliability and ease of use within its segment during its production run.