Toro Groundsmaster 3320-D - Page 395

InstallingtheBevelGearCaseandAxleCase(4-WheelDriveAxle)(continued)
g226464
Figure262
1.Axlecasecover
5.Spacer
9.Upperbearing
2.Lowerbearing6.Upperbevelgear
10.Bevelgearshaft
3.Lowerbevelgear
7.Collar
4.Thrustwasher8.Knucklepin
2.Installthelowerbevelgearandbevelgearshaftintheaxlecasecover.
CoatanewO-ringwithgreaseandinstalltheaxlecasecover(Figure262).
Tightenthecoverscrewsto23to27N·m(17to20ft-lb).
3.Slidethebevelgearcaseoverthebevelgearshaftandinstallthethrust
washer,spacer,bevelgear,andcollar.Ensurethatthebevelgearshaftis
completelyseatedintheupperandlowerbearings(Figure262).
4.InstallthenewO-ringandthenknucklepin.UsemediumstrengthLoctite
threadlockerandtightentheknucklepinmountingscrewsto23to27N·m
(17to20ft-lb).
5.Determinenecessaryquantityofthesupportshims.
A.Lubricatetheaxlecasesupportbushingwithathincoatofgreaseand
slidetheaxlecasesupportontotheknucklepin.
B.Positionthesupportshimsthatwereremovedduringdisassembly
betweentheaxlecasesupportandtheaxlecase.Installthemounting
screwsintotheaxlecase.Slowlytightenthescrewswhilefrequently
checkingforclearance(verticalend-play)betweentheaxlecasesupport
andtheknucklepin.Ifbindingofcomponentsisnotedbeforethescrews
arefullytightened,addadditionalsupportshims.T orquethescrewsto77
to91N·m(57to67ft-lb).
Groundsmaster
®
3280-D/3320
Page8–53
DriveAxles:ServiceandRepairs
05138SLRevB