Crane operation
10.1 Before operating the crane
Operating Instructions GMK5250L 3 302 633 en 10 - 19
27.09.2017
Switching off the
houselock
• Check that the slewing gear is switched off, and switch if off if necessary;
à Switching off the slewing gear, p. 10 - 17.
• Select the symbol (4).
• Press the button until the symbol (3) is dis-
played –
Houselock switched off.
The display first shows the symbol (1), then
symbol (2) in the intermediate position and
then symbol (3) when the houselock is
switched off.
S
Risk of damage during slewing!
Always switch off the slewing gear before you operate the houselock. The
system will be damaged if the superstructure is slewed during the locking
procedure.
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