HYDRAULIC FLOW
HYDRAULIC FLOW
3PT Sprayer 973PT
Page 52
5.
Adjust “Rabbit/Turtle” flow control
and agitation valve(s) to get desired
injection pressure.
Open Center System (Open)
Select motor size closest to tractor’s
hydraulic system capacity. Regulate oil flow
with motor NEEDLE VALVE.
If using this system (not recommended), an
open-center to folding-block conversion is
advised. Consult the factory for PNs
630036/630037, 1 each.
(Do not use restrictor orifice or flow limiter.)
Figure 14: Closing the Needle Valve
Setup Instructions:
1.
Shut off chemical/product supply and
any tank agitation valves.
2.
Loosen jam nut on motor and back
out needle valve 3 or 4 turns
counterclockwise.
3.
Set tractor throttle to sprayer
operating speed.
4.
Move
hydraulic
lever
to
“Lower/Retract” position to start
pump.
5.
Screw needle valve clockwise until
sprayer (deadhead) pressure is
within
the
pump’s
operating
parameters and lock the jam nut.
6.
Open the sprayer agitation valve to
get desired injection pressure.
Содержание 973PT
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Страница 34: ...SAFETY SAFETY 3PT Sprayer 973PT Page 34 Main Frame...
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Страница 57: ...SPRAYER CALIBRATION SPRAYER CALIBRATION 3PT Sprayer 973PT Page 57 Table 3 Common conversions...
Страница 58: ...SPRAYER CALIBRATION SPRAYER CALIBRATION 3PT Sprayer 973PT Page 58 Table 4 Nozzle flow rates...
Страница 59: ...SPRAYER CALIBRATION SPRAYER CALIBRATION 3PT Sprayer 973PT Page 59 Table 5 Ground speed calibration...