Malfunctions during crane operation
14.5 Emergency operations and programs
Operating manual 3 302 690 en 14 - 33
GMK4100L-1
23.11.2017
Notes on the
displays
These operating instructions describe only the displays required for opera-
tion of the emergency program.
The displays shown in (1) are required for
expanded emergency operation and are
mainly intended for service personnel.
The operation of the emergency program is
described here using the displays shown in (2)
only.
This section provides a brief explanation of
the displays shown in (2).
The meaning of the symbols in displays (1) and (2) is identical.
s
1 Time remaining until the emergency program closes automatically
2 Extended length of the telescoping cylinder – value from the length
indicator of the
CCS crane control
3 Extended length of the telescoping cylinder – value from the length
indicator of the
RCL
1 – Display: Telescoping cylinder locking status
– Function: Locking/unlocking the telescoping cylinder
2 – Display: Telescopic section locking status
– Function: Locking/unlocking a telescopic section
A – Display: Unlocked
– Function: lock
B – Display: Locked
– Function: unlock
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