Manitowoc Grove GMK 4100L-1, Operating Manual

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Rigging work
12.9 Rigging/unrigging the counterweight
Operating manual 3 302 690 en 12 - 91
GMK4100L-1
2
3
.1
1.
201
7
•
Move the slewing control lever in the dis-
played direction (
1 ) or ( 2 ) – the automatic
mode continues.
– The superstructure turns into position ( C ).
– The lifting cylinders are retracted ( D ).
•
Release the control lever.
Cancel automatic
mode You can cancel the automatic mode any time.
•
Press the override button ( 1 ) in at the top– the automatic mode is can-
celled.
If you have cancelled the automatic operation,
then you must:
In position (A)
•
Fully retract the lifting cylinders – symbol ( 1 ).
In position (B)
•
Turn the superstructure into position ( A ).
•
Fully retract the lifting cylinders – symbol ( 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.