Crane operation
11.5 Crane operation with main boom
11 - 106 3 302 736 en Operating manual
GMK4090
xx.xx.xxxx
If removing the load does not cause unlocking, you must lock the telescopic
section (
à p. 11 - 107) and restart unlocking.
Telescoping the
telescopic section
You can telescope the telescopic section once it is unlocked.
Prerequisites
– Telescoping mechanism on – symbol (3)
green
– Telescoping cylinder locked – symbol (2)
green
– Telescopic section unlocked – symbol (1)
red
Telescoping
If the requirements for telescoping are met,
the symbol (3) flashes.
• Move the control lever in the desired tele-
scoping direction.
The display (1) shows the current extended
length (telescoping in metres).
The current telescope diagram on the
display (2) will change continually.
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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