Preparing Hydraulic System-8000 and 9000 Series Tractors

1. Check hydraulic oil level. Fill if necessary.

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2. WING FOLD/UNFOLD: Press SCV II selector button (A) and turn flow control knob (B) to fast (rabbit) position.

3. Turn time detent knob (C) until display reads "19" seconds. If this is not enough time to completely fold/unfold wings, the time detent button (C) may be set to constant. However, the tractor hydraulic pump will continue to operate after the fold/unfold cylinders have stopped moving. Shutting off pump by moving SCV lever to any position after lever has returned to NEUTRAL is recommended.


A-SCV II Selector Button
B-Flow Control Knob
C-Time Detent Knob

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4. DEPTH CONTROL: Press SCV I selector button (A) and turn flow control knob (B) to rabbit position.

5. Turn time detent knob (C) until display reads "8" seconds. This can be increased or decreased, depending on actual time required to lift and lower machine.

6. AIR SEEDER FAN AND AUGER: Press SCV III selector button (D). Turn time detent knob (C) until display reads "constant". Flow control knob (B) will be used to set fan speed. Refer to SETTING FAN SPEED in Operating the Machine - Monitor Operation section.


A-SCV I Selector Button
B-Flow Control Knob
C-Time Detent Knob
D-SCV III Selector Button

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