Crane operation
11.1 Before operating the crane
11 - 18 3 302 736 en Operating manual
GMK4090
xx.xx.xxxx
Switching off the
houselock
• Check that the slewing gear is switched off, and switch if off if it is not;
à Switching off the slewing gear, p. 11 - 16.
• 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.