Rigging work
12.9 Rigging/unrigging the counterweight
Operating manual 3 302 709 en 12 - 103
GMK5150L
12.01.2018
The Counterweight menu opens.
Errors and warning messages can be shown
for operation.
Extending/retract-
ing the lifting
cylinders
This section describes how to operate the lifting cylinders manually,
– for correcting the displayed rigging mode and
– for pre-charging the counterweight afterwards.
H
Always lift and lower the counterweight in automatic mode, otherwise
slewing with extended lifting cylinders will be blocked;
à Automatic mode
rigging
, p. 12 - 105, Ã Automatic mode unrigging, p. 12 - 107.
s
1 Slewing blocked – pre-clamp the counter-
weight;
à p. 12 - 105.
2 Contact
Manitowoc Crane Care.
3 If the pre-tensioning pressure continues to
drop, the message (1).
S
Risk of damage to the counterweight
With the override switch actuated, the functions are always enabled.
Slew the superstructure only when the lifting cylinders are fully retracted.