Komatsu PC490LC-10 Install guide

CEBM025304

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Manual

PC490LC

-10

HYDRAULIC EXCAVATOR

SERIAL NUMBERS PC490LC-10 A40001 and up

ENGINE 6D125E-6

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.

Printed in U.S.A.

Komatsu America Corp.

March 2016

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00-2 bPC490LC-10

CONTENTS 00

01 GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 01-1

10 STRUCTURE AND FUNCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-1

20 STANDARD VALUE TABLES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-1

30 TESTING AND ADJUSTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30-1

40 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40-1

50 DISASSEMBLY AND ASSEMBLY. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50-1

60 MAINTENANCE STANDARD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60-1

80 AIR CONDITIONING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80-1

90 DIAGRAMS AND DRAWINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90-1

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FOREWORD

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