jcb JS300 Service Manual page 70

Travel Speed Selector ........................................................................................................................ 62
Instruments
General ................................................................................................................................................ 64
Instrument Panel ................................................................................................................................. 65
Getting the Machine Moving
General ................................................................................................................................................ 91
Driving the Machine
General ................................................................................................................................................ 94
Towing Other Equipment .................................................................................................................... 95
Operating Levers/Pedals
General ................................................................................................................................................ 96
Control Layouts ................................................................................................................................... 96
Excavator Arm Controls ...................................................................................................................... 96
Auxiliary Circuit Controls ................................................................................................................... 104
Lifting and Loading
General .............................................................................................................................................. 107
Load Charts ...................................................................................................................................... 107
Overload Warning System ................................................................................................................ 108
Working with the Excavator Arm
General .............................................................................................................................................. 110
Preparing to Use the Excavator Arm ............................................................................................... 110
Lifting With the Excavator Arm ......................................................................................................... 110
Digging .............................................................................................................................................. 111
Changing the Bucket Linkage .......................................................................................................... 116
Dipper Stroke Limiter ........................................................................................................................ 117
Slopes
General .............................................................................................................................................. 120
Driving on Slopes ............................................................................................................................. 120
Working on Slopes ........................................................................................................................... 122
Heating, Ventilating and Air-Conditioning (HVAC)
General .............................................................................................................................................. 124
Air-Conditioning Controls .................................................................................................................. 124
Power Sockets
Auxiliary Power Socket ..................................................................................................................... 127
Battery Isolator
General .............................................................................................................................................. 128
Fire Extinguisher
General .............................................................................................................................................. 129
Moving a Disabled Machine
General .............................................................................................................................................. 131
Getting the Machine Unstuck ........................................................................................................... 131
Jump-Starting the Engine ................................................................................................................. 132
Retrieval ............................................................................................................................................ 133
Excavator Arm (Emergency Operation) ............................................................................................ 133
Lifting the Machine
General .............................................................................................................................................. 135
Transporting the Machine
General .............................................................................................................................................. 137
Loading the Machine onto the Transporting Vehicle/Trailer ............................................................. 137
Unloading the Machine from the Transporting Vehicle/Trailer .......................................................... 141
iii 9831/1100-2
Table of Contents
iii