Toro Groundsmaster 4300-D - Page 208

InstallingtheLiftCylinder
1.Ifthehydraulicttingswereremovedfromtheliftcylinder,lubricatenew
O-ringswithcleanhydraulicuid,positiontheO-ringstothettings,and
installthettingsintotheliftcylinderports;refertoInstallingtheHydraulic
Fittings(SAEStraightThreadO-RingFittingintotheComponentPort)(page
4–11).Ensurethatthettingsareorientatedcorrectly.
2.Positiontheliftcylindertotheframe.
Note:Theliftcylinderbarrelendshouldbeattachedtothemachineframe.
3.Slidethebarrelendoftheliftcylinderontothepivotshaft.Securethecylinder
withtheange-headscrew(item12inFigure111)andatwasher.Torque
theange-headscrewto91to112N∙m(67to83ft-lb).
4.Alignliftcylindertotheliftarmmountingholes.Slidethecylinderslidepin
(item1inFigure111)(withathrustwasherandretainingringinstalledon
theoneend)throughtheliftcylinderandliftarm.Installthesecondthrust
washeronpinandsecurewiththeretainingring.
5.Removethecapsandplugsthatwereinstalledtothehydraulichosesand
ttingsduringtheremovalprocess.
6.PutacoatingofcleanhydraulicuidonnewttingO-rings,installtheO-rings,
andconnectthehydraulichosestothettingsontheliftcylinder.Tightenthe
hoseconnections;refertoInstallingtheHydraulicHoseandTube(O-Ring
FaceSealFitting)(page4–9).
7.Iftheliftcylinderfordeck#4or#5wasremoved,securetheR-clamptothe
liftcylinderwiththeangenutandcarriagescrew(Figure113).
8.Lubricatetheliftcylindergreasettings.
9.Checkthehydraulic-uidlevelinthehydraulictankandaddcorrectquantity
ofuidifnecessary;refertotheOperator’sManual.
10.Operatethemachinefunctionsslowlyuntilairisoutofsystem;referto
ChargingtheHydraulicSystem(page4–94).
HydraulicSystem:ServiceandRepairs
Page4–146
Groundsmaster
®
4300-D
16226SLRevC