Crane operation
11.5 Crane operation with main boom
11 - 90 3 302 736 en Operating manual
GMK4090
xx.xx.xxxx
Telescoping
process
This state should be the starting point for a telescoping process. A telescop-
ing processes consist of 4 steps:
1. Unlocking the telescoping cylinder
The locking pins (5) retract – the telescoping
cylinder is unlocked.
2. Moving and locking the telescoping
cylinder
The telescoping cylinder moves into the sec-
tion to be telescoped, for example, telescopic
section
III (3).
The locking pins (5) extend – the telescoping
cylinder is locked.
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