Hydraulics
WARNING
Accidental hydraulic movements (e.g. caused by
passengers, children or air in the hydraulic sys-
tem) can lead to severe accidents and injuries!
¾
Secure or lock the control units on the tractor.
¾
Instruct persons to leave the slewing range of
foldable machine parts.
¾
Switch all control units to the locked position
before switching on the tractor again.
¾
Connect the hydraulic lines only when the hy-
draulics are without pressure on both tractor
and machine.
¾
Vent the hydraulic system!
NOTE
¾
Operate the machine with mineral oils.
Do not mix mineral oils with organic or ester
oils!
The hydraulic circulation of the tractor must
contain mineral-based hydraulic oil.
¾
Oil purity acc. to ISO 4406: 18/16/13
¾
Always plug in all hydraulic lines! Otherwise
components may get damaged because of
interrelated functions.
¾
Ensure cleanliness and tight fit of all plug-and-
socket connections!
¾
With all hydraulic movements slow down the
control unit before the machine components
reach the stop position.
¾
Observe the notes on hydraulics and pressure
accumulator in chapter
Safety and responsibility
!
NOTE
The hydraulic cylinders must be filled again
with hydraulic oil after carrying out installation
work on the hydraulic system. This is done by
selecting all hydraulic functions several times.
Hydraulic cylinders must extend and retract
without jerking.
¾
Danger zones must be blocked off during
commissioning.
¾
When performing installation work, raised
machine parts must be lowered completely,
moved to a safe position or secured at the
particular level by suitable means.
33
Содержание Leeb 4 AX
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Страница 103: ...Diagram a with example 97...
Страница 125: ...Ball socket Directional valves Steering drawbar Steering drawbar Steering drawbar Propshaft Propshaft 119...
Страница 126: ...Propshaft Parallelogram Parallelogram Parallelogram Parallelogram Middle section Middle section Slope compensation 120...
Страница 127: ...Inside wing middle section Inside wing outside wing Inside wing outside wing Collision protection 121...
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