Malfunctions during crane operation
14.5 Emergency operations and programs
Operating Instructions GMK5250L 3 302 633 en 14 - 41
27.09.2017
14.5.4 Emergency operation with the hand-held control
If the power units no longer respond to the operating elements in the crane
cab, you can operate the power units with the hand-held control.
Operating them with the hand-held control is intended for emergencies only
and for bringing the truck crane into a safe state or to shut it down.
Preparations You have to connect up the hand-held control and start the engine.
Connect the hand-held control
• Connect the hand-held control to the
connector (1).
All power units can be operated from this
connection.
Information on connecting;
à p. 11 - 22.
Start the engine
• Press the button (1) once – the engine will start; à p. 9 - 8.
s
G
Danger of overturning due to deactivated monitoring function!
The RCL is switched off and the crane operations are not monitored when
operating with the hand-held control. If you move into a critical range, the
truck crane will overturn.
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