Toro Greensmaster 3120 - Filtering the Closed-Loop Traction Circuit

FilteringtheClosed-LoopTractionCircuit
Filteringofaclosed−loophydraulicsystemafteramajorcomponentfailure
(e.g.traction(piston)pumporwheelmotor)isrequiredtopreventdebrisfrom
transmittingthroughoutthesystem.Ifalteringtoolisnotused(toensure
systemcleanliness),repeatfailuresandsubsequentdamagetootherhydraulic
componentsinthesystemwilloccur.Toeffectivelyremovecontaminationfrom
theclosed−looptractioncircuit,useofaTorobidirectionalhighowhydraulic
lterandhydraulichosekitisrecommended;refertoHighFlowHydraulicFilter
Kit(page4–29).
1.Parkmachineonalevelsurfacewithenginestoppedandkeyremoved
fromignitionswitch.
2.ReadandadheretotheinformationprovidedinGeneralPrecautionsfor
RemovingandInstallingtheHydraulicSystemComponents(page4–71).
WARNING
ReviewandfollowJackingInstructions(page1–7)beforejacking
upthemachine.
3.Raisebothfrontwheelsofftheoorandsupportthemachine.
4.Installthehydrauliclterdirectlyupstreamofthenewcomponent.
g217378
Figure49
1.Tractionpump2.Hydraulichose
A.Ifthetractionpumpwasreplaced,thoroughlycleanthejunctionand
disconnectthehydraulichoseatthelowerttingofthetractionpump;
refertoFigure49.
HydraulicSystem:ServiceandRepairs
Page4–76
Greensmaster3120
17230SLRevC