Crane operation
10.5 Crane operation with main boom
Operating Instructions GMK5250L 3 302 633 en 10 - 87
27.09.2017
You can switch on the high-speed mode for a higher speed; à p. 10 - 113.
Re-enable raising
function
If the RCL has switched off the raising function due to an overload, you can
re-enable the raising function with button (1). The speed will then be
reduced to 50%.
• Press the button (1) up once.
• Use the control lever to raise the main boom.
The status display (2) will flash green.
H
The raising of the main boom will be shut down if the main boom angle is
too great. Then all you can do is set the load down.
Switching off the
derricking gear
If the derricking gear is not required, it should be switched off to avoid
unintentional use.
• Press the button (1) once.
– The lamp in the button (1) lights up dimly.
– Symbol (2) is red when the derricking gear is switched off.
If the control lever is assigned more than one function, the derricking gear
will also be switched off if you switch on another power unit which is
assigned to the same control lever movement;
à Control lever configuration,
p. 8 - 14.
s
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