probst JWK-80/250-4 EU Betriebsanleitung Seite 54

Contents
Contents
1 EC-Declaration of Conformity ............................................................................................................................... 4
2 General .................................................................................................................................................................... 5
2.1 Authorized use ................................................................................................................................................ 5
2.2 Survey and construction ................................................................................................................................ 7
2.3 Technical data ................................................................................................................................................. 7
3 Safety ...................................................................................................................................................................... 8
3.1 Safety Symbols ............................................................................................................................................... 8
3.2 Safety Marking ................................................................................................................................................ 8
3.3 Function Control ............................................................................................................................................. 9
3.3.1 Safety at work .......................................................................................................................................... 10
3.4 Instructions for the Company ....................................................................................................................... 11
3.5 Instructions for Installation, Maintenance and Operating Personnel ........................................................ 11
3.6 Requirements for the Installation Location ................................................................................................. 11
3.7.1 Special Hazards ......................................................................................................................................... 12
3.7.2 Hydraulic excavator and other lifting equipment ................................................................................... 12
3.8 Workplaces .................................................................................................................................................... 12
3.8.1 Inspecting the vacuum hoses and hose clamps ...................................................................................... 13
3.8.2 Testing the vacuum reservoir ................................................................................................................... 13
3.9 Damages of suction plate .............................................................................................................................. 13
3.10 Protective equipment.................................................................................................................................... 13
3.11 Behaviour in Emergencies .............................................................................................................................14
3.12 Checking the Safety Devices .........................................................................................................................14
4 Adjustments .......................................................................................................................................................... 15
4.1 Assembly ........................................................................................................................................................ 15
4.2 Swing range of the crane boom ................................................................................................................... 15
4.3 Preparation Jumbo Travelling Crane to Transport ..................................................................................... 16
4.4 Transport-Attachment.................................................................................................................................. 16
4.5 Interoffice Transport .................................................................................................................................... 16
4.6 Lifting hose unit with Operating Valve Unit ................................................................................................. 17
4.6.1 Adjusting the hovering position ............................................................................................................... 17
4.6.2 Adjusting the hovering position without load......................................................................................... 17
4.6.3 Adjusting the hovering position with load ............................................................................................. 19
4.6.4 Valve tappet adjustment ......................................................................................................................... 20
5 Lifting hose cylinder ............................................................................................................................................. 21
5.1 Installation ..................................................................................................................................................... 21
5.2 Connection of operator handle and lifting hose cylinder - SZV ................................................................... 21
5.3 Connection of lifting hose cylinder and suction pad .................................................................................. 22
6 Installation ............................................................................................................................................................ 23
6.1 Connection of lifting hose cylinder and suction pad .................................................................................. 23
6.2 Replacement of gripper seals made of sponge rubber .............................................................................. 23
7 Vacuum blower VGE SB-L 4 DG ........................................................................................................................... 24
7.1 Troubleshooting ........................................................................................................................................... 24
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