Claas CORTO 250, Service Parts

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Hydraulic / Electric System JAGUAR 8550C TIC
1-16 10/04
2.2 Function
2.2.1 Putting into operation Switch on stop switch 1.
Current is applied to all relays, terminal 86 and the solenoid valves.
2.2.2 Raise left Disco Actuate rocker switch 3. Earth is connected to pin 7 in connector 7.
Earth is also connected to relay 14 on terminal 85 and to solenoid valve
73. Relay 14 connects earth to the 4/3 way directional control valve 50B.
2.2.3 Lower left Disco Actuate rocker switch 3. Earth is connected to pin 7 in connector 8.
Earth is also connected to relay 13 on terminal 85 and to solenoid valve
73. Relay 13 connects earth to the 4/3 way directional control valve 50A.
2.2.4 Raise right Disco Actuate rocker switch 4.
Earth is connected via pin 9 of connector 7 to relay 14 on terminal 85 and
to the solenoid valve 74. Relay 14 connects earth to the solenoid valve
50 which goes to switch position B.
2.2.5 Lower right Disco Actuate rocker switch 4.
Earth is connected via pin 10 of connector 7 to relay 13 on terminal 85
and to the solenoid valve 74. Relay 13 connects earth to the solenoid
valve 50 which goes to switch position A.
2.2.6 Moving the Disco to
working
position
Actuate rocker switch 2.
Earth is connected via pin 2 of connector 7 to relay 13 on terminal 85 and
to the solenoid valves 70 and 71. Relay 13 connects earth to the solenoid
valve 50 which goes to switch position A.
The mower unit folds out.
Upon reaching the end position and 150 bar, the oil pressure switch 95
connects earth to the solenoid valve 72. The front mower unit is lowered
via the energized solenoid valve 72.
2.2.7 Moving the Disco to
transport
position
Actuate rocker switch 2.
Earth is connected via pin 1 of connector 7 to relay 14 on terminal 85 and
to the solenoid valve 72.
Relay 14 connects earth to the solenoid valve 50 which goes to switch
position B.
The centre mower unit is raised.
Upon reaching the end position and 150 bar, the oil pressure switch 93
connects earth to the solenoid valves 70 and 71. The mower units are
folded in.