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53
The HiPro system
Operator's Manual GB
4.6
Always operate the lever according to the func-
tion on the symbol sign.
The symbol is shown either on the lever knob or
on a separate sign placed vertical/horizontal next
to the lever.
•
Crane stabiliser extension
①
out/in
•
Crane stabiliser leg
②
upward/downward
Two 4-function control valves are used if auxil-
iary stabiliser legs and stabiliser extensions.
•
Auxiliary stabiliser extension
③
out/in
•
Auxiliary stabiliser leg
④
upward/downward
4.6
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 pressed 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 exten-
sions (if fitted).
• Button
⑦
activates the controller.