Manitowoc Grove GMK4100L-1 Operating Manual page 834

Rigging work
12.9 Rigging/unrigging the counterweight
Automatic
mode rigging
12 - 88
While the automatic mode is being executed, you can always
– Cancel the automatic mode;
– Interrupt the automatic mode by letting go of the control lever. After
moving the lever in the displayed direction once more, the automatic
mode is continued.
Pre-tensioning
When the symbol (5) is red, you must pre-ten-
sion the counterweight. Slewing is blocked –
symbol display (2).
•
Select and confirm the symbol (3) until the
symbol (4) becomes green. The slewing is
released – display symbol (1).
à
Cancel automatic mode , p. 12 - 91.
Prerequisites
– The counterweight combination must be
assembled.
– The lifting cylinders must be fully retracted –
symbol (4) green.
– The slewing gear is switched – symbol (1)
green.
– The superstructure must be in the rigging
range:
– Symbol (3) active,
– Symbol (2) displayed.
3 302 690 en Operating manual
GMK4100L-1