Owner's manual

SEEDHAWK
®AIRCARTOPERATOR’SMANUAL68
8.0 HYDRAULICDRIVE
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All aircarts equipped with the Raven Viper Pro™ monitoring system have hydraulically driven
meters.These motors have a maximum sp eed of 113 RPM and a minimum speed of 2 RPM.
Speeds in excess of the maximum may result in premature wear or failure of the motors.
Reducingtherotationalspeedsof
themotorbelow2RPMmayresultinerraticmeteringwhich
mayaffecttheseedingrate.
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Each hydraulic motor requires a flow rate of  1.0 gallons per minute.The maximum torque
outputis26ft‐lbs.Themaximuminletpressureofthehydraulicmotorsis1500psi.Theinlet
pressureisregulatedbyapressurereducingvalveasmentionedinsection8.1.
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Rollerchangingprocedure:
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NOTE:Ifthetankscontainproductensuretoshutthegatesbeforechangingthemeterroller.
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1. Remove the two flange nuts holding
the hydraulic motor mount to the
meter body, the lynch pin on the
roller shaft and the hydraulic motor
spacer,Figure30.
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2. Slide the hydraulic motor and
hydraulic motor mount off of the
roller,Figure31.
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Figure30
Figure31 