Crane operation
11.3 Crane operation with main boom
Operating manual GMK 6400 3 112 993 en 11 - 99
12.07.2013
Switching on the
slewing gear
After the ignition is switched on, all of the power units will be switched off
and the lamps in the corresponding buttons will only light up dimly.
• Press button (1) once.
– The lamp in button (1) will light up brightly.
– Symbol (2) will be green if the slewing gear is switched on.
– The slewing gear brake will be released – lamp (3) will extinguish.
H
If an RCL code has been entered for the working position 0° to the rear or
Free-on-wheels, an RCL shutdown will occur after switching on the slewing
gear, and slewing will be disabled. To acknowledge the shutdown, you
must either switch off the slewing gear or set down the load and enter an
RCL code for the 360° working range.
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 will engage when you switch off the slewing gear;
à p. 11 - 103.
The slewing gear brake will also engage if control lever (2) is in its initial
position.
Lamp (1) will light up if the slewing gear brake has been engaged.
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