Operating elements for crane operation
9.2 Short description of the operating elements
Operating manual 3 302 690 en 9 - 113
GMK4100L-1
23.11.2017
Slewing release display
Rear counterweight platform locked display
Slewing gear display
Identical to the display in the
Slewing gear/House lock menu; Ã p. 9 - 118.
Current slewing angle display
Identical to the display in the
Slewing gear/House lock menu; Ã p. 9 - 129.
1 Green: Slewing enabled (if no other shutdown has occurred).
2Red: Slewing disabled by counterweight – the corresponding
warning is displayed.
The pre-tensioning pressure is too low or the counterweight
is not completely lifted.
à Extending/retracting the lifting cylinders, p. 12 - 86
Displayed: The
rear counterweight platform has been locked.
The counterweight hoist unit is not operating and the
slewing has been disabled.
Hidden: The
rear counterweight platform has been unlocked.
The counterweight hoist unit is ready for operation and
the slewing has been enabled (if no other shutdown has
occurred).
à Unlocking/locking the rear counterweight platform, p. 12 - 95
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