Yamaha YFZ450 Service Manual ENG By Mosue.pdf

YFZ450S

SERVICE MANUAL

LIT-11616-17-11

5TG-28197-10

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YFZ450S

SERVICE MANUAL

First Edition, May 2003

Any reproduction or unauthorized use

without the written permission of

Yamaha Motor Corporation, U.S.A.

is expressly prohibited.

Printed in U.S.A.

LIT-11616-17-11

NOTICE

This manual was produced by the Yamaha Motor Company primarily for use by Yamaha dealers

and their qualified mechanics. It is not possible to include all the knowledge of a mechanic in one

manual, so it is assumed that anyone who uses this book to perform maintenance and repairs on

Yamaha machine has a basic understanding of the mechanical ideas and the procedures of

machine repair. Repairs attempted by anyone without this knowledge are likely to render the

machine unsafe and unfit for use.

Yamaha Motor Company, Ltd. is continually striving to improve all its models. Modifications and sig-

nificant changes in specifications or procedures will be forwarded to all authorized Yamaha dealers

and will appear in future editions of this manual where applicable.

NOTE:

Designs and specifications are subject to change without notice.

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IMPORTANT INFORMATION

Particularly important information is distinguished in this manual by the following notations.

The Safety Alert Symbol means ATTENTION! BECOME ALERT! YOUR

SAFETY IS INVOLVED!

WARNING

Failure to follow WARNING instructions could result in severe injury or death to

the machine operator, a bystander or a person checking or repairing the

machine.

CAUTION:

A CAUTION indicates special precautions that must be taken to avoid damage

to the machine.

NOTE:

A NOTE provides key information to make procedures easier or clearer.

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