Manitowoc Grove GMK 4100L-1, Operating Manual

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Rigging work
12.10 Rigging work on the main boom
12 - 106 3 302 690 en Operating manual
GMK4100L-1
2
3
.1
1.
201
7
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.