jcb JS300, Service Manual

Page: 22 / 51

01 - Machine
06 - About this Manual
06 - Using the Manual
01 - 16 9813/7500-2 01 - 16
06 - Using the Manual
Introduction .................................................... 01-16
Fault-Finding .................................................. 01-18
Introduction
Information in this manual conforms to a standard
JCB service manual format. The format uses section
headings taken from a PIL (Parts Identification
List). These headings are assigned numerical
identification references.
Table 1.
Example Section Main As-
sembly /
Heading
Compo-
nent / Sub-
heading
PIL refer-
ence
15 03 03
Heading Engine Crankcase Gasket
Information within each PIL reference is included
under a set of standard headings such as
Introduction, Health and Safety, Technical Data and
Operation for example. Where additional relevant
information is contained within another PIL reference
a cross reference is provided.
Machine Variants
Where information is different depending on machine
variant, the applicable information sets are included
within the same PIL reference. Headings are
included to identify which information is for which
variant. Make sure you use the correct information.
Systems Descriptions
Where relevant procedures are included with full
systems descriptions. These describe how the
machine responds to operator inputs from devices
such as control levers, electrical switches and
electronic interfaces.
Diagnostics and Fault Finding
Information in this manual can help you diagnose
machine faults.
Before attempting to diagnose possible faults check
the following.
• Ensure that the operator understands the
machine controls, functions and use. Refer to
the applicable Operator Manual.
• Check that the maintenance record complies
with the applicable schedule for the operating
environment. Refer to (PIL 78-24).
• Check that the fuel and hydraulic oil in use
complies with the standards specified. Refer to
(PIL 75-03 and 75-18).
• Ensure that the machine electronic setup is
applicable. Use the applicable Servicemaster
vehicle setup tool. Refer to (PIL 33-57-03).