Boom maintenance

Liebherr ® 9250 boom maintenance : cracks reparation inside and outside

Including :

  • Positioning of the boom for welding
  • Welding preparation (for inside work air extractor was used)
  • Welding repair in the “art of work” (pre-heating, welding, cooling control, grinding for all beams)
  • NDT inspection before releasing

Total work of 10 days.

Stick welding repair

Run out tabs are fixed for stop position