Great Plains 3S-3000HDF Operator Manual v2 - Manual (Page 47)

Great Plains Manufacturing, Inc. Table of Contents Index Operating Instructions 43
2014-02-11 Table of Contents Index 195-068M
Lift Selector Valve Operation
Tractors with only two remote circuits need an optional
selector valve, which shares a single tractor circuit
between transport lift and opener lift. Two Outlet Tractor
Hydraulic Kit Great Plains Part number 194-122A. This
combines the transport lift hydraulic circuit and opener lift
hydraulic circuit.
If no markers are installed, the lift selector valve is
mounted on the standard tongue valve plate near the
hitch. If markers are also installed, the lift selector valve
mounts above the marker valve on an extension plate.
Refer to Figure 39, which depicts the optional lift selector
valve on a drill without markers.
To operate, move handle from forward transport lift
position
to rear opener lift position .
Note: Do not rely on this valve to lock up either transport
lift circuit or opener subframe circuit. Use the lift
locks.
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Point Row Operation
Refer to Figure 39
The optional point-row controller allows you to raise and
lower openers on one drill section independently of the
others. A POINT ROW CONTROL module in the tractor
cab operates solenoid valves on the drill, which raise and
lower opener sub-frames independently (or together).
The mechanical clutches on each section suspend
seeding when raised.
To raise and lower openers on all sections together, set
POWER switch
ON-left, so MASTER LIFT CONTROL
indicator is illuminated. Raise or lower with the ALL
UP / ALL DOWN switch under the indicator.
To raise and lower opener sections independently, set
POWER switch
ON-right so SECTION CONTROL
indicator is illuminated. Raise and lower openers on
each section by operating the UP / DOWN switches
illuminated under the SECTION CONTROL.
Note: Turn Point Row POWER switch to OFF-center
when tractor is off.
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Figure 39
Optional Lift Selector
15550
1
2
1 2
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Figure 40
Point Row Controller
17060
1
2
3
4
5
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2
3
1
4
5
1