Malfunctions during crane operation
14.5 Emergency operations and programs
Operating manual 3 302 819 en 14 - 43
GMK3060
13.12.2018
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.
Sockets
The bridging plug (3) must be plugged if the
hand-held control is not connected.
The following applies to all sockets:
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.
Enabled operations
1 – Emergency operation for crane
movements (except for telescoping
mechanism)
– Derricking the lattice extension
2 – Emergency operation for crane
movements
– Pull bridging plug: Engine off – ignition off
– Connect the hand-held control: Ignition on
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