Toro Groundsmaster 4500-D Series - Front Roller Service

FrontRollerService
g310677
Figure312
1.Mountingbolt3.Bearingspacer
2.Bearing4.Frontroller
Disassembly(Figure312)
1.Removerollermountingbolt.
2.Removerollerassemblyfromcarrierframe.
3.Toremovebearingsandbearingspacer:
A.Insertpunchthroughendofrolleranddriveoppositebearingoutby
alternatingtapstooppositesideofinnerbearingrace.Thereshouldbea
lipofinnerraceexposedforthisprocess.
B.Removebearingspacer.Removesecondbearingfromrollerusinga
press.
4.Inspectrollerhousing,bearingsandbearingspacerfordamageorwear.
Replacecomponentsasneeded.
Assembly(Figure312)
1.Installbearingsandbearingspacerintoroller:
IMPORTANT
UseFrontRollerBearingInstallationTool(seeSpecialTools(page
2–16))wheninstallingbearingsintoroller.Thistoolensuresthatno
sideloadisappliedtothebearingsduringinstallationintothefront
rollers.
A.Pressrstbearingintohousing.Pressequallyoninnerandouterraces
duringinstallation.
B.Insertbearingspacer.
C.Presssecondbearingintorollerhousingpressingequallyoninnerand
outerracesuntiltheinnerracecomesincontactwiththebearingspacer.
2.Installrollerassemblytodeckframe.
Note:Securingrollerassemblywithagaplargerthan1.5mm(0.060inch)
createsasideloadonbearingsandcanleadtoprematurebearingfailure.
Groundsmaster
®
4500-D/4700-D
Page9–17
CuttingDecks:ServiceandRepairs
19245SLRevA