Wacker Neuson 2503, Operator'S Manual, Page: 6 / 280

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OM 25-3503 us - Edition 4.1 * * Ba2503_3503us4_0IVZ.fm
Table of contents
Important information regarding loading .......................................................... 3-60
Loading and transporting the machine ................................................................... 3-62
Tying down the machine ........................................................................................ 3-63
Removing the cabin/canopy ................................................................................... 3-63
Installing the cabin/canopy ..................................................................................... 3-66
Machine operation ................................................................................................. 3-68
General safety instructions .............................................................................. 3-68
Wacker Neuson Vario (option) ............................................................................... 3-69
Control levers/ISO controls: overview .................................................................... 3-71
Control lever on the left .................................................................................... 3-72
Auxiliary hydraulics .......................................................................................... 3-72
Boom swivel controls ....................................................................................... 3-73
Hammer operation (option) .............................................................................. 3-73
Control lever on the right ................................................................................. 3-76
Lowering the boom with the engine stopped ................................................... 3-76
Changeover valve for SAE/ISO controls (option) ................................................... 3-77
Control lever on the left .................................................................................... 3-77
Control lever on the right ................................................................................. 3-77
Directional valve position ................................................................................. 3-78
Directional valve .............................................................................................. 3-78
Control lever with proportional controls (option): overview .................................... 3-79
Function ........................................................................................................... 3-79
Measures to be taken in case of malfunctions ................................................. 3-80
Diagnosis display ............................................................................................. 3-80
Control lever on the left .................................................................................... 3-81
Auxiliary hydraulics (proportionally controlled) ................................................ 3-81
Boom swivel controls (proportionally controlled) ............................................. 3-81
Hammer operation (proportionally controlled) ................................................. 3-82
Adjusting control response .............................................................................. 3-82
Characteristic curve status indicator ................................................................ 3-82
Lowering the boom with the engine stopped ................................................... 3-83
Rotating the upper carriage ................................................................................... 3-84
Swivel unit brake .............................................................................................. 3-84
Functional check of swivel unit brake .............................................................. 3-85
Tilting the upper carriage (option 3503) ................................................................. 3-87
Operation (up to serial no. AG02694) .............................................................. 3-87
Operation (from serial no. AG02695) ............................................................... 3-88
Releasing the pressure on the operating hydraulics .............................................. 3-88
Releasing pressure .......................................................................................... 3-88
Pressure release with proportional controls (option) ....................................... 3-88
Re-equipping attachments ..................................................................................... 3-89
Specific safety instructions .............................................................................. 3-89
Removing a bucket .......................................................................................... 3-90
Installing a bucket ............................................................................................ 3-90
Mechanical quickhitch (option) ............................................................................... 3-91
Hydraulic quickhitch (option) .................................................................................. 3-92
Picking up an attachment ................................................................................ 3-93
Setting down an attachment ............................................................................ 3-95
Powertilt (option 3503) ........................................................................................... 3-97
Re-equipping ................................................................................................... 3-98
Installing the Powertilt unit ............................................................................... 3-98
Removing the Powertilt unit ............................................................................. 3-98
Connection ....................................................................................................... 3-99
Operation ....................................................................................................... 3-100
Control lever on the left (Powertilt) ................................................................ 3-100