Manitowoc Grove GMK6300L Operating Manual page 694

Crane operation
11.3 Crane operation with main boom
Extending/retract-
ing the telescop-
ing cylinder
11 - 82
Operating the telescoping cylinder (without telescopic section) is required
when the telescoping cylinder needs to be moved into a different telescopic
section.
Prerequisites
– Telescoping mechanism on – symbol (3)
is green
– Telescopic section locked – symbol (2)
is grey
– Telescoping cylinder unlocked – symbol (1)
is yellow
Extending/retracting
•
Move the control lever in the corresponding
telescoping direction:
– Extend:
– Retract:
The telescoping cylinder (1) extends/retracts.
The display (2) shows the currently extended
length, e.g. 1,500 mm (4.92 ft).
Near a locking point, the display (3) shows:
– The distance to the locking point
A Yellow:
B yellow
C Green:
and
– the direction of travel to the locking point:
1 Extending
2 Retracting
3 112 xxx en
Extending
Retracting
approx. 1 m (3.3 ft)
Less than 1 m (3.3 ft)
At the locking point
Operating Manual GMK6300L