Toro Groundsmaster 3280-D - Servicing the PTO Driveshaft Cross and Bearing

ServicingthePTODriveshaftCrossandBearing
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Figure292
1.Endyoke
4.Shaftyoke
2.Crossandbearingkit5.Greasetting
3.Snapring(4each)
1.RemovethePTOdriveshaftfromthemachine;refertoRemovingthePTO
Driveshaft(page9–5).
2.Removethesnapringsthatsecurethebearingsintheyokes.
IMPORTANT
Supporttheyokeswhenremovingandinstallingthebearingsto
preventdamage.
3.Useapresstoremovethecrossandbearingsfromtheyokes.Cleanthe
driveshaftyokes.
4.Installnewcrossandbearingsasfollows:
A.Applyathicklayerofgreasetothebearingboresintheendyokeand
shaftyoke.
B.Press1bearingpartiallyintotheyoke.
C.Insertthecrossintotheyokeandbearing.
D.Holdthecrossinalignmentandpressthebearinginuntilithitstheyoke.
E.Installthesnapringintotheyokegroovetosecureinstalledbearing.
F.Placesecondbearingintotheyokeboreandontothecrossshaft.Press
thebearingintotheyokeandsecurewiththesnapring.
G.Repeattheprocedurefortheotheryoke.
H.Applygreasetothecrossuntilitcomesoutofallthe4bearingcups.
5.Ensurethattheassembledjointmoveswithoutanybinding.Lightlyrapthe
yokelugswithasoft-facedhammertoremoveslightbinding.Ifbinding
continues,disassemblethejointtoidentifythesourceofbinding.
6.Installthedriveshafttothemachine;refertoInstallingthePTODriveshaft
(page9–5).
Groundsmaster
®
3280-D/3320
Page9–7
PTOSystem:ServiceandRepairs
05138SLRevB