Operating elements for crane operation
9.2 Short description of the operating elements
Operating manual 3 302 690 en 9 - 129
GMK4100L-1
23.11.2017
9.2.20 Superstructure lock/house lock menu
Superstructure
lock
à Locking/unlocking the superstructure, p. 11 - 15.
Locking status displays
The current position of the locking pin is
shown by different symbols:
Locking/unlocking the turntable
The superstructure must be in the 0° or 180° position.
s
– To open: Select and confirm symbol (1)
1 and 7 Red – unlocked – symbol (8) green
2 and 7 Yellow – intermediate position
3 and 7 Violet – error
4 and 7 Green – locked – symbol (8)
hidden
and
5 Unlocked
6 Locked
à p. 11 - 16
To unlock: Symbol (1) – locking pins retract
To lock: Symbol (2) – locking pins extend
à p. 11 - 16
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