Target Audience:
DIY owners, farmers, ranchers, and recreational ATV users
Segment:
Entry-level utility ATV
Competitive Advantage:
Simple, lightweight, air-cooled 2x4 design that is easy to maintain and repair
Engine:
Air-cooled 230cc four-stroke single with electric start
Transmission:
Automatic (centrifugal clutch) with shaft drive
Usage:
Trail riding, light utility work, and property maintenance
Manual Type:
Factory service manual (same manual used by professional technicians)
Delivery Method:
Instant download
Compatibility:
Windows, Linux, Mac, iPad and any PDF reader
General Information:
Included
Fuel System (Carburetion):
Included
Body & Steering:
Included
Electrical System:
Included
Wiring Diagrams:
Included
Troubleshooting:
Included
General Information:
Identification, specifications, special tools
Maintenance:
Complete preventative maintenance schedules and procedures
Engine:
Full teardown, inspection, rebuild and reassembly
Fuel System:
Carburetor service, tuning and adjustments
Body & Steering:
Plastics, fenders, handlebar and steering service
Clutch & Belt System:
Centrifugal clutch and drive system service
Final Drive:
Shaft drive and rear axle service
Transmission:
Transmission overhaul and repair
Brakes:
Front and rear brake inspection, repair and replacement
Electrical System:
Charging, ignition, starting and lighting circuits
Wiring Diagrams:
Complete color wiring diagrams
Step-by-Step Instructions:
Clear step-by-step procedures with illustrations
Torque Specifications:
Factory torque values provided for fasteners
Troubleshooting:
Diagnostic charts to identify and fix problems immediately
Exploded Views:
Detailed component diagrams for reassembly
Audience:
Professional technicians and DIY owners alike
Printing:
Printable on any computer - print only the pages you need
Storage:
Save to any computer, iPad or hard drive for repeated use
Not Included:
Not a hard copy, parts catalog or owner's manual
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Engine Type:
Air-cooled four-stroke SOHC single cylinder
Starting System:
Electric start with recoil backup
Ignition:
CDI electronic ignition
Transmission-Driven:
Automatic centrifugal clutch, shaft final drive
Engine Options:
Single engine option across 1992-1998 model years
Transmission Type:
Automatic (centrifugal clutch)
Gearbox:
Continuous automatic CVT-style drive with reverse
Drive Configuration:
2x4 rear-wheel drive
Clutching & Belt System:
Fully covered in the service manual with overhaul procedures
Service:
Complete adjustment, inspection and rebuild instructions included
Wheelbase:
Approximately 1,145 mm (45.1 in) - verify against manual specifications
Seat Height:
N/A - not specified, confirm in manual
Curb Weight:
N/A - not specified, confirm in manual
Ground Clearance:
N/A - not specified, confirm in manual
Active & Passive Features
Braking System:
Front drum brakes and sealed rear drum brake
Lighting:
Headlight and taillight standard
Parking Brake:
Mechanical parking brake
Crash Test Ratings:
N/A - ATVs are not subject to automotive crash test ratings
Operator Safety:
Manual includes warnings and proper service safety procedures
Starting System:
Electric start with auxiliary recoil starter
Ignition:
CDI electronic ignition
Instrumentation:
N/A - basic gauge package, details in manual
Audio / Infotainment:
N/A - not applicable to this utility ATV
Driver Assistance:
N/A - not applicable to this model year range
Maintenance Schedule:
Factory intervals covered in the manual's Maintenance chapter
Preventative Maintenance:
Complete step-by-step servicing and preventative maintenance procedures
Valve Adjustment:
Procedure included with specifications
Carburetor Tuning:
Adjustment and tuning procedures included
Engine Oil:
N/A - exact viscosity and capacity specified in manual
Common Wear Items:
Brake shoes, drive belt/clutch components, spark plug, air filter, cables
Known Issues:
Manual includes troubleshooting charts for common running and starting problems
Manufacturer:
Yamaha Motor Company, Japan
Model Introduction:
Timberwolf 250 introduced in 1992 as an entry-level utility ATV
Model Evolution:
Produced largely unchanged from 1992 through 1998 with the same 230cc air-cooled engine and 2x4 shaft drive layout
Production Location:
N/A - assembly plant not specified
