Liebherr CBW Crane Overhaul

Alatas ServiceField Service
Crane ManufacturerLiebherr
Crane ModelCBW

Alatas Middle East was called in by shipowners at Dubai Maritime City for a Liebherr CBW crane overhaul. Engineers from our team in the Middle East were tasked with the removal of all luffing cylinders to enable the overhaul and renewal all pivot pins, bearings and bush sets.

Job Scope Liebherr CBW Crane Overhaul

  • Job site visit and meeting with the captain and chief engineer to discuss tools, materials, and engineer resource required for the job
  • Mobilisation of resource, tools and materials
  • Erection of scaffolding for safe access to crane cylinders and pivot area
  • Rigging and securing the luffing cylinder by belt slings and chain blocks
  • Removal and installation of luffing cylinder pins, bearings and rigging down hydraulic cylinders
  • Major overhauling and pressure test of all six luffing cylinders at Alatas workshop (piston rod chroming, new seal kits, barrel honing, build up and machining of cylinder eye)
  • With all pivot pin and bearings seized, it required gouging and cutting of pins enable to pull out
  • Renewal of hydraulic hoses for luffing cylinders
  • Crane function test and safety device test
  • Crane load test with GL surveyor
  • Crane hand over

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