Manitowoc Grove GMK6300L Operating Manual page 196

Driving
5.1 Before driving
Switching the
suspension on
G
Switching the
suspension off
S
5 - 18
The suspension cylinders are enabled when the suspension is switched on.
This state must be established for on-road driving.
Danger of overturning when switching on the suspension!
Do not switch the suspension on unless the truck crane has been rigged for
on-road driving and the main boom has been set down.
If the rigged truck crane was standing on its wheels the suspension struts
would be suddenly pushed together when the suspension was switched
on, causing them to be damaged and possibly causing the truck crane to
overturn.
•
Press the button (2) once – dot is green.
When the suspension is switched on, the symbol (1) is green.
If the (1) symbol stays red, the supply pressure may be too low. In this case
the suspension would not be switched on until sufficient supply pressure
à
has been built up;
When the suspension is switched off, the suspension cylinders are locked.
This state is intended only for crane operation.
Risk of damage to the axle lines!
Always switch the suspension on for on-road driving.
The axle lines may become damaged and the steering behaviour may
change if the suspension is switched off.
•
Press the button (2) once – dot black.
When the suspension is switched off, the symbol (1) is red.
Building up supply pressure , p. 5 - 10.
3 112 xxx en Operating Manual GMK6300L