Crane operation
10.5 Crane operation with main boom
10 - 100 3 302 633 en Operating Instructions GMK5250L
27.09.2017
Manual
telescoping
To telescope manually, you must initiate all locking and unlocking proc-
esses. The locking and unlocking processes are carried out automatically.
The following sections describe the operating procedures
– Checking the initial position,
– Unlock the telescoping cylinder;
à p. 10 - 102,
– Move the telescoping cylinder (without telescopic section);
à p. 10 - 104,
– Lock the telescoping cylinder;
à p. 10 - 105,
– Unlock telescopic section;
à p. 10 - 106,
– Telescope the telescopic section;
à p. 10 - 107,
– Lock the telescopic section;
à p. 10 - 108.
H
The operating order depends on the current initial position. For an overview
of a telescoping process example;
à p. 10 - 90.
H
The lengths given in the following illustrations are purely sample values,
and may differ from the current display.
Checking the
initial position
Before telescoping, you must check the following statuses:
– the current telescoping,
– the position of the telescoping cylinder,
– the position of the locking pins.
• If necessary, open the Menu group overview menu and press the button (1)
or (2) once.
• Open the Manual telescoping menu (1).