 |
Removal of interior and exterior slewring
bolts |
|
Hoisting winch wire ropes removed |
|
Boom cylinders disconnected from boom |
|
Slip ring wire removed |
|
Prepare crane for floating cranes arrival |
|
Lifted boom to hatch cover and secured |
|
Inspection of new slew bearings |
|
Transfer of slew bearings, bolt and nuts to floating
barge |
|
Lifting of crane slew column to remove of slew
bearings |
|
Clean crane base and slew bearings, fitted bolts
nuts and washers |
|
Torque bolts to correct settings |
|
Prepare slew column foundation to install back
crane |
|
Transfer new bolts and washers inside column |
|
Lifted crane and installed to the slew column |
|
Inside bolts fitted and torqued with hydraulic
wrench |
|
All accessory items reconnected |
|
Backlash of slew gear pinion checked and adjusted |
|
Slewing bearing greased prior to function testing |
|
Function test of crane carried out |
