Manitowoc Grove GMK6300L Operating Manual page 667

Switching on the
main hoist
Lifting and
lowering
G
G
Operating Manual GMK6300L
After the ignition is switched on, all of the power units will be switched off
and the lamps in the corresponding buttons will light up only dimly.
•
Check whether the auxiliary hoist is switched off and therefore secured
against unintentional operation.
– The lamp in button (1) should light up only dimly.
– Symbol (2) must be red.
•
Press the button (1) once.
– The lamp in button (1) lights up brightly.
– Symbol (2) is green when the main hoist is switched on.
•
On the RCL, check whether the lamp I is on.
If lamp I flashes, switch over the display;
•
Check that the current reeving of the main hoist is displayed, e.g. 10.
Correct the reeving if necessary;
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 accidents due to gaps in monitoring!
Operation of the hoist will only be monitored fully if:
– the lifting limit switch is correctly installed;
– the lifting limit switch is not overridden;
– the lowering limit switch is correctly set;
Risk of accidents due to suspended loads!
Never switch off the engine whilst a load is suspended. You must have the
control levers at hand in order to intervene at any time.
Always set down the load before you leave the crane cab.
à
p. 11 - 29.
3 112 xxx en
Crane operation
11.3 Crane operation with main boom
à
p. 11 - 33.
à
p. 12 - 106,
à
p. 11 - 60,
à
p. 11 - 60.
s
11 - 55