ENOTICEThis manual has been prepared by Yamaha primarily for use by Yamaha dealers and theirtrained mechanics when performing maintenance procedures and repairs to Yamaha equip-ment. It has been written to suit the needs of persons who have a basic understanding of themechanical and electrical concepts and procedures inherent in the work, for without suchknowledge attempted repairs or service to the equipment could render it unsafe or unfit foruse.Because Yamaha has a policy of continuously improving its products, models may differ indetail from the descriptions and illustrations given in this publication. Use only the latest edi-tion of this manual. Authorized Yamaha dealers are notified periodically of modifications andsignificant changes in specifications and procedures, and these are incorporated in succes-sive editions of this manual.EK25BMHSERVICE MANUAL©2000 Yamaha Motor Co., Ltd.1st Edition, October 2000All rights reserved. Any reprinting orunauthorized use without the writtenpermission of Yamaha Motor Co., Ltd.is expressly prohibited.Printed in Japan