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Maintenance - hydraulic system
88
Pos : 42.37. 17 / BA/ Wart ung/ Load-Sensing/ SW 1000/Not-Hand- Betätigung Beis pi ele Swadr o 1000 @ 3\mod_1206011079992_78. doc x @ 74494 @ @ 1
In order to perform a function (e.g. moving the rotor arms from working to transport
position), activate the appropriate valves. For the valves to be switched, see the table.
SW1000022
Fkt.2
Fkt.1
Fig. 53
Y1
(FUNCTION 1)
Y2
(FUNCTION 2)
Y3
Y4
Y5
Y6
X
X
X
X
X
X
X
X
X
X
X
Example:
Moving rotor arms from working to transport position
The following instructions must be strictly observed!
•
Switch off the engine.
•
Secure the tractor and machine against rolling away.
•
Close shut-off valve in free backflow.
•
Unscrew regulating screw (1) on control valve of the lifting cylinder (right and left machine
side).
•
Start engine and pressurise hydraulic system.
•
Actuate valve Y2 (Function 2) and leave actuated.
•
Open shut-off valve in free backflow and leave open until the rotor arms have swung up
into the transport position.
•
Close shut-off valve in free backflow when valve Y2 activated.
•
Switch off the engine.
•
Screw in regulating screw (1) on control valve of the lifting cylinder (right and left machine
side).