Open centre system, Closed centre system – Micron Technology Turbofan User Manual
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DRAFT
14
CHECK
VALVE
FILTER
PRESSURE GAUGE
FLOW
CONTROL
RETURN
LINE
PRESSURE LINE FROM TRACTOR
OPEN CENTRE SYSTEM
PRESSURE SIDE
FILTER
Figure 7. Typical systems connected to tractor hydraulics
CHECK
VALVE
NEEDLE
VALVE
FILTER
PRESSURE GAUGE
RETURN
LINE
PRESSURE LINE FROM TRACTOR
CLOSED CENTRE SYSTEM
PRESSURE SIDE
FILTER
Note: Return line may have
to be taken to oil filler
point of tractor
(see tractor manual
for details)