Manitowoc Grove GMK4100L-1 Operating Manual page 521

Operating manual
GMK4100L-1
Automatic mode, rigging
– Display Yellow:
Flashing: Automatic mode on
Grey:
The superstructure is within the rigging range, the slewing gear is switched
on and the lifting cylinders are retracted
– Switch on: Select symbol and confirm – symbol flashes yellow
– To execute: Move control lever for slewing gear, automatically:
– Slewing in position Move lifting cylinders
– Extend lifting cylinders,
Move the control lever for slewing gear in indicated
direction, automatically:
– Slewing in position Lift/lower counterweight ,
– Lift counterweight,
– Pre-tension counterweight.
Automatic mode ends – symbol yellow
à
p. 12 - 88
Automatic mode, unrigging
– Display Yellow:
Flashing: Automatic mode on
Grey:
The superstructure is within the rigging range and the slewing gear is
switched on
– Switch on: Select symbol and confirm – symbol flashes yellow
– To execute: Move control lever for slewing gear, automatically:
– Slewing in position Lift/lower counterweight ,
– Lower the counterweight,
Move the control lever for slewing gear in indicated
direction, automatically:
– Slewing in position Move lifting cylinders ,
– Retract the lifting cylinders,
Automatic mode ends – symbol yellow
à
p. 12 - 90
9.2 Short description of the operating elements
Recognition that the counterweight is rigged
Automatic mode cancelled or
No recognition that counterweight is rigged
Recognition that the counterweight is
unrigged
Automatic mode cancelled or
no recognition that the counterweight is
unrigged
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Operating elements for crane operation
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