Manitowoc GROVE GMK 4100 Operating Instructions Manual page 154

Swing-away lattice
3.4 Description of the rigging work
3 - 84
•
Slowly lower the main boom until the
swing-away lattice head no longer touches
the ground.
•
Enter the SLI rigging code for the inclination;
à
p. 3 - 83.
•
Extend the main boom as far as permitted
with the set SLI rigging code, or as far as
possible given the space available.
•
Lower the main boom until the swing-away
lattice head touches the ground.
•
You can incline the truck crane further if the
ground is unable to be reached;
•
Slowly lower the main boom until the 0°
angle is reached.
In doing so, the head of the swing-away lat-
tice is pushed along the ground.
•
Move the pin (1) of the angle piece into the
0° angle position;
an auxiliary crane , p. 3 - 79.
•
Derrick the main boom into a horizontal
position and fully retract it.
The swing-away lattice is now in the correct
position to continue unrigging.
3 112 441 en
à
Setting the angle – with
Lattice extension operating instructions
GMK 4100/4100-L/5095
à
p. 3 - 85.