Manitowoc Grove GMK 4100L-1, Operating Manual

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Rigging work
12.9 Rigging/unrigging the counterweight
12 - 88 3 302 690 en Operating manual
GMK4100L-1
2
3
.1
1.
201
7
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 ).
Automatic
mode rigging While the automatic mode is being executed, you can always
– Cancel the automatic mode;
à
Cancel automatic mode , p. 12 - 91.
– 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.
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.