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Yamaha WR250R 2007 User Manual

Yamaha WR250R 2007
96 pages
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32D-28199-E0
WR250R
OWNER’S MANUAL

Table of Contents

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Yamaha WR250R 2007 Specifications

General IconGeneral
Displacement250cc
Bore x Stroke77.0 mm x 53.6 mm
Compression Ratio11.8:1
Fuel SystemFuel Injection
IgnitionTCI
Transmission6-speed
Final DriveChain
Front Tire80/100-21
Rear Tire120/80-18
Engine TypeLiquid-cooled, 4-stroke, DOHC, 4-valve single
Front SuspensionTelescopic fork
Front BrakesSingle disc, 250 mm
Rear BrakesSingle disc, 230 mm
Length2, 180 mm
Width810 mm
Height1, 230 mm
Seat Height930 mm
Ground Clearance300 mm
Fuel Capacity7.6 liters
Wet Weight134 kg

Summary

Important Manual Information and Notations

Essential Safety Information for WR250R Riders

Safe Riding Practices and Precautions

Guidelines for safe motorcycle operation, including pre-ride checks, awareness, and skill limits.

Protective Apparel Guidelines

Importance of helmets, jackets, boots, and other protective gear for rider safety.

Vehicle Modifications and Accessory Warnings

Warnings regarding unauthorized vehicle modifications and the impact of accessories on handling.

Fuel Handling and Exhaust Gas Safety

Precautions for safe refueling and awareness of hazardous exhaust fumes.

WR250R Description and Components

Controls and Instruments Layout

Illustrates the location and identification of handlebar controls and the instrument panel.

Instrument and Control Functions Explained

Main Switch and Steering Lock Operation

Details the functions of the main switch and how to lock the steering.

Indicator and Warning Light Functions

Explains the meaning and operation of various dashboard indicator and warning lights.

Multi-function Display Operation

Guide to using the digital display for speed, tripmeters, clock, and other functions.

Front Fork Damping Adjustments

How to adjust the rebound and compression damping on the front forks.

Rear Shock Absorber Adjustments

Details on adjusting rear shock absorber spring preload and damping.

Ignition Circuit Cut-off System Functions

Explanation of the system that prevents starting under certain conditions.

Pre-Operation Checks for Safe Riding

Pre-operation Check List

A comprehensive checklist of items to inspect before each ride for safety and proper function.

Operation and Important Riding Points

Starting the WR250R Engine

Step-by-step instructions for starting the engine, including safety interlocks.

Engine Break-in Procedure and Guidelines

Crucial steps for the initial break-in period to ensure engine longevity and performance.

Periodic Maintenance and Minor Repair Guide

Periodic Maintenance and Lubrication Chart

A schedule detailing regular maintenance tasks and intervals for optimal performance.

Motorcycle Care and Storage Guidelines

WR250R Technical Specifications

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