CEBM019109
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Manual
D51EX -22
D51PX -22
CRAWLER DOZER
SERIAL NUMBERS D51EX-22 B10001 and up
D51PX-22 B10001 and up
ENGINE 6D107E-1
This material is proprietary to Komatsu America Corp. and is not to be reproduced, used, or disclosed except in
accordance with written authorization from Komatsu America Corp.
It is our policy to improve our products whenever it is possible and practical to do so. We reserve the right to
make changes or improvements at any time without incurring any obligation to install such changes on products
sold previously.
Due to this continuous program of research and development, revisions may be made to this publication. It is
recommended that customers contact their distributor for information on the latest revision.
Copyright 2013 Komatsu
Printed in U.S.A.
Komatsu America Corp.
March 2013
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CONTENTS 00
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 01-1
STRUCTURE, FUNCTION AND MAINTENANCE STANDARD . . . . . . . . . . . . . . . . . . . . 10-1
STANDARD VALUE TABLES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-1
TESTING AND ADJUSTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30-1
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40-1
DISASSEMBLY AND ASSEMBLY. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50-1
OTHER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90-1
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Komatsu D51EX-22, D51PX-22 Crawler Tractor Complete Workshop Service Repair Manual
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Description
Thank you for considering this comprehensive Service Repair Workshop Manual for the Komatsu D51EX-22, D51PX-22 Crawler Tractor.
This manual is an invaluable resource for both professional mechanics and DIY enthusiasts, covering every service and repair procedure with easy-to-follow step-by-step instructions and detailed illustrations.
By utilizing this manual, you can significantly reduce repair costs by performing maintenance and repairs on your own. The manual is yours to keep forever, allowing you to print specific pages, chapters, or the entire manual. Additionally, it can be conveniently accessed on your tablet or smartphone.
All models, engines, trim, and transmission types are comprehensively covered in this high-quality Service Repair Workshop Manual, providing A-Z repair procedures for every service need.
Compatible with all PC and MAC computers, tablets, and mobile phones, this downloadable manual requires only Adobe Reader, which is commonly pre-installed or can be easily obtained for free.
Upon payment confirmation via Visa, MasterCard, or PayPal, the manual will be instantly delivered to the email address provided during checkout, ensuring prompt access to essential repair information.
Customer satisfaction is guaranteed, making this manual a reliable and essential tool for maintaining and repairing the Komatsu D51EX-22, D51PX-22 Crawler Tractor.
