2 SECTION 55 - ELECTRICAL SYSTEM
5. STARTING SYSTEM ................................................................................................................................ 134
5.1 DESCRIPTION AND OPERATION.................................................................................................... 134
5.2 FAULT FINDING ................................................................................................................................ 135
5.3 STARTER MOTOR ............................................................................................................................ 138
6. ALTERNATOR .......................................................................................................................................... 144
6.1 SPECIFICATIONS ............................................................................................................................. 144
6.2 DESCRIPTION AND OPERATION.................................................................................................... 144
6.3 COMPONENTS ................................................................................................................................. 146
6.4 REMOVAL.......................................................................................................................................... 147
6.5 PRELIMINARY CHECK AND TESTS ................................................................................................ 148
6.6 FAULT FINDING ................................................................................................................................ 157
7. BATTERY.................................................................................................................................................. 158
7.1 SPECIFICATIONS ............................................................................................................................. 158
7.2 DESCRIPTION AND OPERATION.................................................................................................... 158
7.3 BATTERY REPLACEMENT............................................................................................................... 159
7.4 MAINTENANCE ................................................................................................................................. 161
7.5 TESTS................................................................................................................................................ 163
7.6 CONNECTING A BOOSTER BATTERY ........................................................................................... 165
7.7 BATTERY MASTER SWITCH ........................................................................................................... 165
8. COMPONENT TESTING .......................................................................................................................... 166
8.1 GENERAL INTRODUCTION ............................................................................................................. 166
8.2 COMPONENT TESTING ................................................................................................................... 167
8.3 GROUND POINTS............................................................................................................................. 167
8.4 ALTERNATOR ................................................................................................................................... 170
8.5 TRANSMISSIONS ............................................................................................................................. 170
8.6 PARKING BRAKE SWITCH............................................................................................................... 174
8.7 CAB.................................................................................................................................................... 175
8.8 4WD SWITCH .................................................................................................................................... 180
8.9 BRAKE PEDAL SWITCHES .............................................................................................................. 180
8.10 BRAKE OIL LEVEL WARNING LAMP............................................................................................. 181
8.11 FRONT WORK LAMP SWITCH (1) - REAR WORK LAMP SWITCH (2) MAIN LIGHT SWITCH.... 181
8.12 HAZARD SWITCH ........................................................................................................................... 182
8.13 HAZARD WARNING LIGHT RELAY................................................................................................ 182
8.14 MULTI FUNCTION SWITCH............................................................................................................ 183
8.15 FRONT WINDSHIELD WIPER MOTOR (1) - REAR WINDSHIELD WIPER MOTOR (2) ............... 183
8.
16 4WS - STEERING SELECTOR SWITCH ........................................................................................ 184
8.17 STEERING CONTROL UNIT........................................................................................................... 185
8.18 4WS REAR AXLE STEERING SENSOR......................................................................................... 187
8.19 4WS FRONT AXLE STEERING SENSOR ...................................................................................... 187
8.20 STEERING SOLENOID VALVE....................................................................................................... 188
8.21 DIFFERENTIAL LOCK SWITCH (1) ................................................................................................ 189
8.22 LOADER .......................................................................................................................................... 190
8.23 BACKHOE........................................................................................................................................ 193
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