Palfinger PK9001-EH, Руководство оператора, Страница: 56 / 184

Crane control systems
50
Simulated overload situation
If you move the main boom of the crane or fly jib up to the stop the load
moment restricting system activates. This is caused by the pressure
peak in the lifting cylinder.
After this any crane movements that increase the load moment are
blocked.
The crane is not in an overload situation.
Releasing the blocked crane functions
x
Press the OLP key.
x
Lower the crane's or fly jib's main boom (depending
on which one is in the overload position).
x
The crane is ready for operation.
After the OLP button has been activated it is blocked for 30 seconds.
LED Operating status
no light Crane in normal status.
light OLP key pressed, movements that increase the load moment are
enabled.
flashing OLP function is blocked for 30 seconds.
5.2 Warning horn
The crane can be equipped with a warning horn.
Honking:
x
Press the OLP button for longer than half a second.
The warning tone sounds until the OLP button is released.