0200-GB ELEK-HYD_537
- 20 -
GB
ELECTROHYDRAULIC OPERATION
Trouble shooting
Beware!
Whenever eliminating trouble it is
essential to turn off power take-off.
During all these raising and/or lowering,
turning on and off processes mind
safety distances!
Maintenance
• Hydraulic oil change according to tractor manual.
• Before welding on trailer disconnect all plugs from tractor and disconnect trailer.
Lowering the pick-up
• Loosen lock nut
(*
(G).
• Screw in screw (H) on valve "Y1".
• Shift servo-control (ST) on tractor to lowering or "floating" position.
Pick-up is then lowered.
• Screw out screw (H) and lock with nut
(*
(G).
Raising the pick-up
• If valve (Y5) is installed, upper control cock at rear of implement must
be shifted to position "
B
".
• Loosen lock nut
(*
(G).
• Screw in screw (H) on valve "Y1".
• Shift servo-control (ST) on tractor to raising position. Pick-up is then
raised.
• Screw out screw (H) and lock with nut
(*
(G).
Lowering the pivoting drawbar
• Loosen lock nut
(*
(G).
• Screw in screw (H) on valve "Y2".
• Shift servo-control (ST) on tractor to lowering or "floating" position.
Pivoting drawbar is then lowered.
• Screw out screw (H) and lock with nut
(*
(G).
Raising the pivoting drawbar
• If valve (Y5) is installed, upper control cock at rear of implement must
be shifted to position "
B
".
• Loosen lock nut
(*
(G).
• Screw in screw (H) on valve "Y2".
• Shift servo-control (ST) on tractor to raising position. Pivoting drawbar
is then raised.
• Screw out screw (H) and lock with nut
(*
(G).
Emergency handling of hydraulic valves
in case of power break down
Lowering the dry forage extension
• Loosen lock nut
(*
(G).
• Screw in screw (H) on valve "Y3".
• Shift servo-control (ST) on tractor to lowering or "floating"
position. Dry forage extension is then lowered.
• Screw out screw (H) and lock with nut
(*
(G).
Raising the dry forage extension
• If valve (Y5) is installed, upper control cock at rear of implement
must be shifted to position "
B
".
• Loosen lock nut
(*
(G).
• Screw in screw (H) on valve "Y3".
• Shift servo-control (ST) on tractor to raising position. Dry forage
extension is then raised.
• Screw out screw (H) and lock with nut
(*
(G).
Opening the tailgate
• If valve (Y5) is installed, upper control cock at rear of implement
must be shifted to position "
B
".
• Loosen lock nut
(*
(G).
• Screw in screw (H) on valve "Y4".
• Shift servo-control (ST) on tractor to raising position. Tailgate
then opens.
• Screw out screw (H) and lock with nut
(*
(G).
Closing the tailgate
• Loosen lock nut
(*
(G).
• Screw in screw (H) on valve "Y4".
• Shift servo-control (ST) on tractor to lowering or "floating"
position. Tailgate then closes.
• Screw out screw (H) and lock with nut
(*
(G).
Y2
Y4
Y1
Y3
TD 18/93/14
Y5
ST
G
H
024-02-04
H
Variation 1
(* only for variation 1