jcb JS300 Service Manual page 425

Contents
24 to 12 Volt Converter ......................................................................... C-141
Charging System
Introduction ........................................................................................... C-145
Related Topics ...................................................................................... C-146
Description ............................................................................................ C-147
Alternator .............................................................................................. C-149
Test Procedures .................................................................................... C-150
Harness Systems
Installation and Interconnections .......................................................... C-153
Earth Points .......................................................................................... C-158
Harness Drawing List ........................................................................... C-160
Drawings ............................................................................................... C-162
Connector Codes .................................................................................. C-186
Wire Numbers and Functions ............................................................... C-189
Wiring Harness Repair ......................................................................... C-191
Battery
Introduction ........................................................................................... C-195
Related Topics ...................................................................................... C-196
Maintenance ......................................................................................... C-197
Test Procedures .................................................................................... C-198
Disconnection and Connection ............................................................. C-199
Removal and Replacement .................................................................. C-200
Machine Diagnostic Modes
Introduction ........................................................................................... C-201
Related Topics ...................................................................................... C-202
Selecting the Diagnostic Modes ........................................................... C-203
Fault Code System
Introduction ........................................................................................... C-207
Related Topics ...................................................................................... C-208
Operation Overview .............................................................................. C-209
Engine 'P' Codes .................................................................................. C-212
Cab Area 'B' Codes .............................................................................. C-213
Chassis 'C' Codes ................................................................................ C-214
CANbus 'U' Codes ................................................................................ C-215
Servicemaster Tools Set
Introduction ........................................................................................... C-217
Related Topics ...................................................................................... C-218
Tools Suites .......................................................................................... C-219
Diagnostics Connectors ........................................................................ C-221
Servicemaster Machine Selection ........................................................ C-222
Routine Maintenance Procedures
Scheduled Tasks .................................................................................. C-223
Starter Motor ......................................................................................... C-224
Alternator .............................................................................................. C-225
Battery Maintenance ............................................................................. C-226
Overload Warning System .................................................................... C-229
C-ii
Section C - Electrics
Page No.
C-ii