Rigging work
12.6 Rigging/unrigging the counterweight
12 - 52 3 302 819 en Operating manual
GMK3060
13.12.2018
As the crane operator
• Use only the Raise/lower hoist or Raise/lower derricking gear movements for set-
ting down the counterweight. Execute the movement as slowly as possible.
Notify the rigging personnel if the superstructure need to be slewed for posi-
tioning the counterweight.
• Set down the counterweight section.
As the rigging personnel
• Remove the lifting gear and set down the ends so that the clearance is clearly
visible to the crane operator.
• Leave the slewing range of the counterweight and the load.
As the crane operator
• Perform the Raise hoist movement at the lowest possible speed until the lifting
gear is free.
When unrigging As the crane operator
• Lift the lifting gear over the counterweight section.
• Now inform the rigging personnel that they can climb on the truck crane.
As the rigging personnel
• Do not climb on the truck crane until permitted by the crane operator.
• Sling the counterweight section at the provided slinging points.
As the crane operator
• Wind on the hoist rope until the lifting gear is tensioned – do not continue lifting
the counterweight section.
As the rigging personnel
• Leave the slewing range of the counterweight and the load.
As the crane operator
• Lift the counterweight section off the counterweight platform.
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