4.6. Different stabiliser control valves
Different stabiliser control valves that you can find on cranes:
• 2-function/4-function control valve included in the main control valve
• 2-function control valve
• 4-function control valve.
You can operate the stabiliser control valve manually or remotely. On remote-controlled cranes the
stabiliser control valve levers are only to be used for emergency operation.
4.7. User panel
Buttons:
• On/off button (1)
To switch the control system on and off.
• Button (2) is stabiliser operation activation to enable
operation of stabiliser extensions. The driver must have
full view when operating the stabiliser extensions
outward.
• Button (3) is used for OLP release if the crane is in an
OLP situation and for disconnecting the automatic dump
function.
• Stop button (4) is pushed in an emergency.
• Button (5)
Once the controller is activated, this button can be used to sound the crane horn.
• Button (6) activates OLP for manual extensions (if fitted).
• Button (7) activates the controller.
4.7.1. Indicator LEDs on user panel
9
8
7
6
1
2
3
4
5
14
14
13
14
14
12
14
14
15
11
10
2
3
1
4
5
6
7
The HiPro system
HIAB K-HiPro 285-425 X4
39