Switching The Houselock On/Off - Manitowoc Grove GMK6300L Operating Manual

11.1.8
Switching on the
houselock
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Operating Manual GMK6300L

Switching the houselock on/off

If the truck crane is equipped with a houselock, the turntable can be locked
in the entire slewing range. For locking, a pin extends and blocks the
slewing gear.
•
Slew the superstructure to the position in which it is to be locked and then
stop the slewing movement.
•
If necessary, open the main menu and press the button (1) once.
The Superstructure lock submenu will open.
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.
Switching off the slewing gear
The slewing gear brake must be engaged
when operating the houselock.
•
Press the button (1) once.
The slewing gear will be switched off and the
slewing gear brake applied.
– Symbol (3) is red.
– The lamp (2) lights up.
3 112 xxx en
Crane operation
11.1 Before operating the crane
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