Crane operation
11.3 Crane operation with main boom
Operating Manual GMK6300L 3 112 xxx en 11 - 97
xx.xx.xxxx
Releasing the
slewing gear
brake
The slewing gear brake will be released as soon as you deflect the control
lever (2).
Lamp (1) will extinguish if the slewing gear brake has been released.
Engaging the
slewing gear
brake
The slewing gear brake is applied when you switch off the slewing gear;
à p. 11 - 100.
The slewing gear brake will also engage if control lever (2) is in its initial
position.
The lamp (1) will light up if the slewing gear brake has been applied.
Turning The following requirements must be fulfilled before slewing:
– The houselock must be switched off;
à p. 11 - 15.
– The counterweight lifting cylinders are fully retracted;
à p. 12 - 75.
– Slewing is permissible with the current rigging mode;
à p. 12 - 83.
– The current rigging mode is entered on the RCL;
à p. 11 - 23.
If slewing is not permissible with the current rigging mode, the slewing gear
will be locked.
s
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