Crane operation
11.3 Crane operation with main boom
Operating manual GMK 6400 3 112 993 en 11 - 87
12.07.2013
If symbol (1) is still flashing after approx.
10 seconds, this means that the locking pins
are under load.
• Release the control lever.
To relieve the load, carefully retract and
extend a little.
If removing the load does not cause unlocking, you must lock the telescopic
section (
à p. 11 - 89) and restart unlocking.
s
S
Risk of damage to the boom system
If extending and retracting several times does not lead to the lock being
released, you must not telescope any further against the stop.
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