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SERVICE MANUAL
SD70/80 Axle
EN - 9823/1500 - ISSUE 1 - 08/2018
This manual contains original instructions, verified by
the manufacturer (or their authorized representative).
Copyright 2018 © 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.
www.jcb.com
Foreword
The Operator's Manual
You and others can be killed or seriously injured
if you operate or maintain the machine without
first studying the Operator's Manual. You must
understand and follow the instructions in the
Operator's Manual. If you do not understand
anything, ask your employer or JCB dealer to
explain it.
Do not operate the machine without an Operator's
Manual, or if there is anything on the machine you
do not understand.
Treat the Operator's Manual as part of the machine.
Keep it clean and in good condition. Replace the
Operator's Manual immediately if it is lost, damaged
or becomes unreadable.
Contents
01 - Machine
24 - Brake System
25 - Steering System
27 - Driveline
72 - Fasteners and Fixings
75 - Consumable Products
78 - After Sales

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Summary of Contents for jcb SD70 Axle

  • Page 1 Operator's Manual. You must understand and follow the instructions in the Operator's Manual. If you do not understand anything, ask your employer or JCB dealer to explain it. SERVICE MANUAL Do not operate the machine without an Operator's Manual, or if there is anything on the machine you do not understand.
  • Page 2: Table Of Contents

    01 - Machine Contents Page No. Acronyms Glossary ............................ 01-2 01-03 Safety 01-03-03 Safety - Yours and Others ....................01-3 01-03-06 Safety Warnings ....................... 01-4 01-03-09 General Safety ......................... 01-5 01-03-12 Maintenance Safety ......................01-6 01-03-18 Operating Safety ......................01-8 01-06 About this Manual 01-06-00 General ...........................
  • Page 3: Acronyms Glossary

    Acronyms Glossary Parts Identification List 9823/1500-1 2018-07-24...
  • Page 4: Safety

    01 - Machine 03 - Safety 03 - Safety Contents Page No. 01-03-03 Safety - Yours and Others ....................01-3 01-03-06 Safety Warnings ....................... 01-4 01-03-09 General Safety ......................... 01-5 01-03-12 Maintenance Safety ......................01-6 01-03-18 Operating Safety ......................01-8 01 - 1 9823/1500-1 01 - 1...
  • Page 5: Safety - Yours And Others

    They inform you of potential hazards and how to avoid them. If you do not fully understand the warning messages, ask your employer or JCB dealer to explain them. Safety is not just a matter of responding to the warnings.
  • Page 6: Safety Warnings

    01 - Machine 03 - Safety 06 - Safety Warnings 06 - Safety Warnings Health and Safety In this manual there are safety notices. Each notice starts with a signal word. The signal word meanings are given below. The signal word 'DANGER' indicates a hazardous situation which, if not avoided, will result in death or serious injury.
  • Page 7: General Safety

    Keep long hair restrained. Remove altered in any way which could affect or invalidate its rings, watches and personal jewellery. compliance. For advice consult your JCB dealer. Alcohol and Drugs It is extremely dangerous to operate machinery when under the influence of alcohol or drugs.
  • Page 8: Maintenance Safety

    Repairs pressure must be discharged by a JCB dealer, as the sudden release of the hydraulic fluid or gas may If your machine does not function correctly in cause serious injury or death.
  • Page 9 Chemicals Certain seals and gaskets (e.g. crankshaft oil seal) on JCB machines contain fluoroelastomeric materials such Viton®, FluorelTM Technoflon®.
  • Page 10: Operating Safety

    Your doing. If you will be working with other people, local JCB distributor will be glad to advise you. make sure any hand signals that may be used are understood by everybody. Worksites can be noisy, do Fuel not rely on spoken commands.
  • Page 11 01 - Machine 03 - Safety 18 - Operating Safety Regulations clearly. Modification of the machine's configuration by the user (e.g. the fitting of large and non- approved attachments) may result in a restriction of Obey all laws, worksite and local regulations which the machine visibility.
  • Page 12 01 - Machine 03 - Safety 18 - Operating Safety has passed. Do not attempt to mount or enter the machine. If the machine is struck by lightning do not use the machine until it has been checked for damage and malfunction by trained personnel. 01 - 10 9823/1500-1 01 - 10...
  • Page 13 01 - Machine 06 - About this Manual 06 - About this Manual Contents Page No. 01-06-00 General ........................... 01-13 01-06-06 Using the Manual ......................01-14 01 - 11 9823/1500-1 01 - 11...
  • Page 14 Notes: 01 - 12 9823/1500-1 01 - 12...
  • Page 15 Introduction This manual is built up in a modular way to include procedures for disassembling, inspection and assembly of JCB axles and gearboxes. It should be noted that procedures given in this manual are for transmission assemblies only. Service procedures specific to machine transmission installations are given in the relevant machine service manual.
  • Page 16 06 - Using the Manual Introduction Information in this manual conforms to a standard List). These headings are assigned numerical JCB service manual format. The format uses section identification references. headings taken from a PIL (Parts Identification Table 1. Example...
  • Page 17 24 - Brake System Contents Page No. Acronyms Glossary ............................ 24-2 24-03 Service Brake 24-03-00 General ..........................24-3 24-18 Park Brake 24-18-00 General ........................... 24-13 24-18-15 Pad ..........................24-22 24-18-21 Disc ..........................24-24 9823/1500-1 2018-07-31...
  • Page 18 Acronyms Glossary Light Emitting Diode Revolutions Per Minute 9823/1500-1 2018-07-31...
  • Page 19 24 - Brake System 03 - Service Brake 03 - Service Brake Contents Page No. 24-03-00 General ..........................24-3 24 - 1 9823/1500-1 24 - 1...
  • Page 20 Notes: 24 - 2 9823/1500-1 24 - 2...
  • Page 21 24 - Brake System 03 - Service Brake 00 - General 00 - General Technical Data Refer to: PIL 27-20-00. Technical Data ..........24-3 Check (Leaks) ..........24-4 Bleed ............... 24-5 Disassemble and Assemble ......24-6 24 - 3 9823/1500-1 24 - 3...
  • Page 22 Make sure you do the test when the axle is cold. Pressure: 69bar (1,000.0psi) 1. Make the machine safe. Consumable: JCB Hydraulic Fluid HP 15 Refer to: PIL 01-03. 5.3. Use the hand pump to generate a pressure in the brake piston case.
  • Page 23 4. Bleed the brake system as follows: quarters full with the specified fluid. 4.1. Attach a tube to the right side brake bleed Consumable: JCB Hydraulic Fluid HP 15 screw. 6.3. Mark a level line of the brake fluid on the 4.2.
  • Page 24 This procedure can be done without removing 5.2. If the plates are damaged, replace the the swivel hub or driveshaft. JCB recommends complete brake pack assembly. Do not you to remove the axle from the machine before replace individual plates.
  • Page 25 24 - Brake System 03 - Service Brake 00 - General Figure 6. A Bolt B Counterplate (x2) C Plate carrier D Circlip E Reaction pin F Brake piston G Seal 1 H Seal 2 24 - 7 9823/1500-1 24 - 7...
  • Page 26 Download the full PDF manual instantly. Our customer service e-mail: aservicemanualpdf@yahoo.com...

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