Hydraulic / Electric System JAGUAR 8550C TIC
1-12 10/04
1.2.4 Actuating from
working to
transport position
Step Action Reaction
1 Shut down the mower unit. The mower discs must not rotate any more.
2 Push the “Raise” key in the ground
speed control lever (3/3 way
solenoid valve is energized)
until the mower units have no more ground contact.
3 Push switch 2. Solenoid valve 72 is energized.
Solenoid valve 50 goes to switch position B.
4 Volume flow goes to hydraulic
cylinders 103.
The cylinders 103 raise the centre mower unit.
5 Cylinders 103 travel to their end
stop.
The pressure rises.
6 When the pressure reaches
150 bar, the oil pressure switch 93
switches
Solenoid valves 70 and 71 are energized.
7 Volume flow flows through the
energized solenoid valve 71 into
the rod spaces of cylinders 91 and
92.
The volume flow displaced from the ram top spaces flows
into the tank through the energized solenoid valve 70 and
on via the 4/3 way solenoid valve 50B.
The side-mounted mower units are folded in.
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