Locking/Unlocking The Superstructure - Manitowoc Grove GMK4100L-1 Operating Manual

11.1.7
Locking points
Operating manual
GMK4100L-1

Locking/unlocking the superstructure

To lock, a pin can extend on the turntable and engage in two locking points
on the carrier.
The locking points are at 0° and at 180°.
•
Open the Superstructure lock menu (1) if necessary.
The display (1) will show the current super-
structure position.
•
Slew to locking point at 0° or 180°.
The display (1) shows positive and negative
values. For an overview;
At the locking point, both arrows (2) are
shown.
In the range of ± 20° around the locking point,
an arrow (3) indicates the slewing direction
that leads to the locking point.
3 302 690 en
Crane operation
11.1 Before operating the crane
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