Toro Groundsmaster 4500-D Series - Page 448

Assembly(Figure306)(continued)
g310676
Figure311
1.Rollertube4.Bearing
2.Rollershaft5.Outerseal
3.Innerseal
6.Bearing/outersealtool
D.Carefullyinstallrstoutersealintorollertubemakingsurethatseallip
(andgarterspring)facesendoftube.Usebearing/outersealtool(see
SpecialTools(page2–16))andsoftfacehammertolightlyseatseal
(Figure311).Makesurethatshaftandbearingsstillfreelyrotateafter
sealinstallation.
E.Usingthesameprocess,installsecondoutersealmakingsuretonot
crushtheinstalledouterseal.Again,makesurethatshaftandbearings
stillfreelyrotate.
IMPORTANT
Makesurethatallgreaseisremovedfromshaftthreadstoprevent
bearinglocknutloosening.
5.Thoroughlycleanthreadsonbothendsofrollershaft.
Note:Iforiginalbearinglocknut(s)arebeingused,applyLoctite#242(or
equivalent)tothreadsoflocknut(s).
6.Installbearinglocknutontoeachendoftherollershaft.Makesurethatouter
sealsarenotdamagedduringnutinstallation.T orquelocknutsfrom68
to81N·m(50to60ft-lb).
7.Ifsetscrewwasremovedfromeitherendofrollershaft,applyLoctite#242
(orequivalent)tothreadsofremovedsetscrewandinstallintorollershaft.
Tightensetscrewuntilitbottomsinshaftandisrecessedinshaft.
IMPORTANT
Whenrollerassemblyisinstalledtocuttingdeck,makesurethat
greasegrooveineachrollermountalignswiththegreaseholein
eachendofrollershaft.
Note:Afterrollerisinstalledtocuttingdeck,lubricaterollergreasettings,
rotaterollertoproperlydistributegreaseinbearingsandcleanexcessgrease
fromrollerends.Aproperlyassembledrollershouldrotatewithlessthan
0.68N·m(5in-lbs)resistance.
CuttingDecks:ServiceandRepairs
Page9–16
Groundsmaster
®
4500-D/4700-D
19245SLRevA