Rigging work
12.10 Rigging work on the main boom
12 - 106 3 302 690 en Operating manual
GMK4100L-1
23.11.2017
12.10.4 Hook block with ballast plates
There are 1 and 3-sheave hook blocks for both
versions A and B.
By removing and installing ballast plates, you
can adapt the hook block weight to the weight
required according to the
Lifting capacity table.
Weight version A;
à p. 1 - 13
Weight version A;
à p. 1 - 13
Removing
• Remove the securing plugs and pull out the
pins (2).
• Remove the ballast plates (1).
In this way, remove the ballast plates alter-
nately from both sides.
If all ballast plates have not been removed,
make sure that the number of remaining
ballast plates are equal on both sides.
• Stow away the ballast plates (1) and the
fastening elements (2) safely.
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