8000, 8010, and 8020 Series Tractor with 4 or 5 SCVs
Planters Equipped with Vacuum and Variable Rate Drive
| Hose Connections |
| Case Draina |
A-Must Be Connected First |
| Hose Identification |
Pressure |
Return |
| Frame Functions and CCS |
Extend |
Retract |
| Independent Markers or Drawbar |
Extend |
Retract |
| Vacuum |
Retract |
Extend |
| Variable Rate Drive on SCV |
Retract |
Extend |
| Variable Rate Drive on Power Beyond with Load Sense (D) |
Power Beyond Pressure |
Power Beyond Return |
| aCase drain hose MUST be attached PRIOR to any hose being connected. |
 CAUTION:
Hydraulic hoses can fail due to physical damage, kinks, age, and exposure. Check hoses regularly. Replace damaged hoses.
IMPORTANT:
Vacuum and Variable Rate Drive RETURN hoses, with special tip, MUST be connected to tractor EXTEND port. Avoid damaging pressure spikes; shut vacuum motor and variable rate drive off by placing SCV lever in float position.
With two vacuum motors connected to a single tractor SCV, planter flow control valves must be installed and used to control vacuum level. If two SCVs are available, vacuum motors can be connected independently.
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8000 Series Tractor with 4 SCV's Shown
A-Sump Port (Fan Motor Case Drain Connection)
B-Auxiliary Return Port (Power Beyond Return)
C-Auxiliary Pressure Port (Power Beyond Pressure)
D-Load Sense Coupler (Power Beyond Load Sense)
E-SCV I (Extend)
F-SCV I (Retract)
G-SCV II (Extend)
H-SCV II (Retract)
I-SCV III (Extend)
J-SCV III (Retract)
K-SCV IV (Extend)
L-SCV IV (Retract)
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