Rigging work
12.7 Rigging/unrigging the counterweight
Operating manual GMK 6400 3 112 993 en 12 - 65
12.07.2013
12.7.5 CHECKLIST: Counterweight, unrigging
H
This checklist is not a complete operating manual. There are accompanying
operating instructions which are indicated by cross-references.
Observe the warnings and safety instructions specified there.
1. The truck crane is stabilised with the outrigger span required for crane
work according to the
Lifting capacity chart; à Permissible outrigger
spans
, p. 12 - 32.
2. Slew the superstructure into the
0° to the rear position, with the RCL set
accordingly;
à Slewing with rigged counterweight, p. 12 - 89.
3. Connect the hand-held control to the rear right of the turntable and start
the crane engine;
à Connecting/disconnecting the hand-held control, p. 12 - 21.
4. Extend the lifting cylinder, unlock the counterweight and lower the
counterweight onto the counterweight platform;
à Rigging counterweight, p. 12 - 83.
s
G
Danger of overturning when slewing with a rigged counterweight
Before slewing with the rigged counterweight, check whether slewing is
permissible with the rigged outrigger span or with the truck free on wheels;
à Slewing with rigged counterweight, p. 12 - 89.
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