Service
Manual
HM Range Medium
and
Large Hydraulic
Breakers,
Serial Nos.
1095001 onwards
PUBLISHED BY THE
JCB ATTACHMENTS
RIVERSIDE, RUGELEY
STAFFORDSHIRE, WS15 2WA
ENGLAND
Tel. ROCESTER (01889) 572700
PRINTED IN ENGLAND
Publication No. 9803/1420_02
1
HM Medium Breakers
Issue 2
2
HM Large Breakers
Copyright © 2004 JCB SERVICE. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any other means,
electronic, mechanical, photocopying or otherwise, without prior permission from JCB SERVICE.
World Class
Customer Support
9803/1420-02
Publication No.
Issued by JCB Technical Publications, JCB Service, World Parts Centre, Beamhurst, Uttoxeter, Staffordshire, ST14 5PA, England. Tel +44 1889 590312 Fax +44 1889 593377
Service Manual
HM Range Medium and Large Hydraulic
Breakers, Serial Nos. 1095001 onwards
Section 1 Medium Breakers
Medium Breakers - Contents
i
i
9803/1420-02
Chapter
Page
Introduction
1
Safety Regulation
1
General
1
Workshop Standards
1
Service Personnel
1
Layout of the Instructions
1
Symbols
2
List of Tools/Standard Tools
4
Charging Equipment
6
Disassemble Accumulator
7
Disassemble Piston
10
Assemble Bushing and Piston
14
Assemble Accumulator
18
Field Bushing Exchange
21
Charge Accumulator
23
Exploded Views
25
Appendix - Breaker Operating Principles
29
Technical Specifications
33
Nitrogen Adaptor Reference Chart
35
Tool Part Numbers
36
Breaker Part Number Matrix
37
Medium Breakers - Introduction
1
1
9803/1420-01
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