SERVICE MANUAL
SKIDSTEER LOADER
135 HD, 155 HD
EN - 9813/4450
ISSUE 2 - 03/2017
This manual contains original instructions, verified by
the manufacturer (or their authorized representative).
Copyright 7-03-08 © 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
03 - Attachments, Couplings and Load
Handling
06 - Body and Framework
09 - Operator Station
12
- Heating, Ventilating and Air-
Conditioning (HVAC)
15 - Engine
18 - Fuel and Exhaust System
21 - Cooling System
24 - Brake System
27 - Driveline
30 - Hydraulic System
33 - Electrical System
72 - Fasteners and Fixings
75 - Consumable Products
78 - After Sales
18 - Fuel and Exhaust System
18 - Injection
21 - Governor
18 - 34
9813/4450-2
18 - 34
Component Identification
Figure 268. Governor control mecha-
nism in the front housing without a BCD
A
C
E
F
D
B
A Connection for the linkage to the fuel injection
pump
B Control lever
C Lever return spring
D Governor adjustment screw
E Arm
F Start spring
Figure 269. Governor control mecha-
nism in the front housing with a BCD
G
H
J
A
B
A Connection for the linkage to the fuel injection
pump
B Control lever
G Governor main spring
H Adjuster (Angleich unit)
J Governor lever
Operatio