Manitowoc Grove GMK6300L Operating Manual page 675

raising and
lowering
G
H
Operating Manual GMK6300L
You can adjust the sensitivity of the control levers to the operating condi-
à
Setting the characteristic curves for the control levers , p. 11 - 106.
tions;
Risk of accident due to unexpected crane movements!
If assigned more than one function, check that the Derricking control lever
function is switched on before you move the control lever for derricking.
This prevents accidents due to unexpected crane movements.
•
Lowering: Push the control lever to the right – the main boom is
lowered.
•
Raising: Push the control lever to the left – the main boom is
raised.
You can regulate the speed by moving the control lever and changing the
engine speed with the accelerator.
The maximum derricking speed will automatically be reduced as the system
length is increased. If you now reduce the working radius (e.g. by retracting
the telescoping), the derricking speed will automatically be increased again.
You can set the desired engine speed (idling speed) with button (1);
à
p. 10 - 16.
You can limit the maximum derricking speed;
You can switch on high-speed mode for a higher speed;
3 112 xxx en
Crane operation
11.3 Crane operation with main boom
à
p. 11 - 105.
à
p. 11 - 94.
s
11 - 63