Malfunctions during crane operation
14.5 Emergency operations and programs
Operating manual 3 302 736 en 14 - 41
GMK4090
xx.xx.xxxx
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.
Prerequisites
– The ignition in the crane cab must be switched off.
– The ignition is switched off in the driver's cab.
Connect the hand-held control
• Connect the hand-held control to the con-
nector (1).
All power units can be operated from this con-
nection.
Information on connecting;
à p. 12 - 25.
Starting the engine
• Press the button (1) once – the engine will start; à p. 10 - 10.
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.