Upgrade for pull up system of Combi 500 Van der Lienden Grondboringen
| The Combi 500 of Menno van der Lienden Grondboringen has received an upgrade of the pull up system with which the pull up force has been increased from 14 tons to 18 tons.
The Combi 500 of Menno van der Lienden Grondboringen has received an upgrade of the pull up system with which the pull up force has been increased from 14 tons to 18 tons.
For this operation the mast has been disassembled, the pull up cylinder was replaced, heavy duty cables and sheaves have been installed and the hydraulic system has been upgraded. With this upgraded pull up force the possibilities for different projects has been increased significantly.