I-4 BA 50Z3/6003 en - Edition 4.3 * * Ba5003en4_3IVZ.fm
Table of contents
Tying down the machine ........................................................................................ 3-72
Travelling signal (option) ........................................................................................ 3-72
Protective structures .............................................................................................. 3-73
Definition of the term “Protective Structure” ..................................................... 3-73
Mechanical integrity ............................................................................................... 3-73
Definition of FOPS/Front Guard categories ..................................................... 3-73
Responsibility for machine equipped with protective structures ...................... 3-73
Protective FOPS structure/small screen – category I (option) ......................... 3-74
Protective FOPS structure/large screen – category II (option) ........................ 3-75
Protective Front Guard structure category II (option) ...................................... 3-76
Shatter protection (50Z3 option) ...................................................................... 3-78
Emergency exit ................................................................................................ 3-80
Emergency exit for cab equipped with protective Front Guard structure ......... 3-80
Working with the machine ...................................................................................... 3-82
General safety instructions .............................................................................. 3-82
Control levers/ISO controls: overview .................................................................... 3-83
Left-hand control lever ..................................................................................... 3-83
Hammer pedal lock (up to serial no. AH02781) ............................................... 3-83
Boom/triple articulation boom operation (up to serial no. AH02781) ............... 3-84
Hammer pedal lock (from serial no. AJ02777) ................................................ 3-84
Boom/triple articulation boom operation (from serial no. AJ02777) ................. 3-85
Right-hand control lever ................................................................................... 3-85
Lowering the boom with the engine stopped ................................................... 3-85
Rotating the upper carriage ............................................................................. 3-86
Swivel unit brake .............................................................................................. 3-86
Changeover valve for SAE/ISO controls (option) ................................................... 3-87
Left-hand control lever ..................................................................................... 3-87
Right-hand control lever ................................................................................... 3-87
Directional valve position ................................................................................. 3-87
Directional valve .............................................................................................. 3-88
Control lever with proportional controls (option): overview .................................... 3-89
Function ........................................................................................................... 3-89
Left-hand control lever ..................................................................................... 3-90
Changeover between auxiliary hydraulics and boom swivel ........................... 3-90
Switching the status indicator on/off for auxiliary hydraulics/boom swivel ....... 3-90
Operating the boom/auxiliary hydraulics .......................................................... 3-91
Hammer operation ........................................................................................... 3-91
Adjusting control response .............................................................................. 3-92
Characteristic curve status indicator ................................................................ 3-92
Lowering the boom with the engine stopped ................................................... 3-93
Releasing pressure .......................................................................................... 3-93
Control lever if equipped with 3rd control circuit (option): overview ....................... 3-94
Left-hand control lever ..................................................................................... 3-94
Boom swivel controls (up to serial no. AH02781) ............................................ 3-94
Boom swivel controls (from serial number AJ02777) ...................................... 3-95
Right-hand control lever ................................................................................... 3-95
Right-hand control lever if equipped with proportionally controlled 3rd control circuit
(option) ............................................................................................................. 3-96
Lowering the boom with the engine stopped ................................................... 3-96
Releasing pressure .......................................................................................... 3-96
Tilting the upper carriage – Vertical Digging System (option) ................................ 3-97
Operation (up to serial no. AH02781) .............................................................. 3-98
Operation (from serial no. AJ02777) ................................................................ 3-98
Vario (6003 option) ................................................................................................ 3-99
Vario operation ................................................................................................ 3-99
Driving across slopes with the Vario feature .................................................... 3-99
Risk zone of the Vario feature ....................................................................... 3-100
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