Toro TX 427 - Road Wheel Maintenance; Maintaining Road Wheels

9.Removethenutsecuringtheinnertension
wheelandremovethewheel(Figure49).
10.Pullthe4largewashersoutofthe2wheels,1
oneachsideofeachwheel.
11.Cleantheoldgreaseanddirtoutofthearea
betweenwherethewasherswereinstalledand
thebearingsinsidethewheels,thenllthisarea
oneachsideofeachwheelwithgrease.
12.Installthelargewashersonthewheelsoverthe
grease.
13.Installtheinnertensionwheelandsecureitwith
thenutremovedpreviously(Figure49).
14.Torquethenutto407N∙m(300ft-lb).
15.Installthenewtrack,ensuringthatthelugsin
thetracktbetweenthecogsinthemiddleof
thedrivesprocket(Figure49).
16.Installtheoutertensionwheelandsecureitwith
thenutremovedpreviously(Figure49).
17.Torquethenutto407N∙m(300ft-lb).
18.Turnthetensioningscrewcounterclockwiseuntil
thedistancebetweenthetensionnutandthe
backofthetensiontube(Figure46)is7cm
(2-3/4inches).
19.Aligntheclosestnotchinthetensionscrewto
thelockingboltholeandsecurethescrewwith
thelockingboltandnut.
20.Lowerthetractionunittotheground.
21.Repeatsteps3through20toreplacetheother
track.
MaintainingtheRoadWheels
1.Removethetracks;refertoReplacingthe
Tracks(page35).
2.Removethe4boltssecuringeachlowertrack
guidewhichcontainstheroadwheels,and
removethem(Figure50).
g004205
Figure50
1.Roadwheels
3.Trackguidebolts(only2
shown)
2.Lowertrackguide
3.Removethesnapringandcapfromaroad
wheel(Figure51).
g004206
Figure51
1.Roadwheel4.Roadwheelcap
2.Gasket5.Snapring
3.Bolt6.Addgreaseunderthecap
4.Checkthegreaseunderthecapandaround
thegasket(Figure51).Ifitisdirty,gritty,or
depleted,cleanoutallofthegrease,replacethe
gasket,andaddnewgrease.
5.Ensurethattheroadwheelturnssmoothlyon
thebearing.Ifitisfrozen,replacetheroadwheel
asdescribedintheRoadWheelKitInstallation
InstructionsorcontactyourAuthorizedService
Dealerforrepair.
6.Placethegreasedroadwheelcapoverthebolt
head(Figure48).
7.Securetheroadwheelcapwiththesnapring
(Figure48).
8.Repeatsteps3through7fortheotherroad
wheels.
9.Installeachtrackguidetothetraction-unitframe
usingthefastenersyouremovedpreviously.
Torquetheboltsto91to112N∙m(67to83ft-lb).
10.Installthetracks;refertoReplacingtheTracks
(page35).
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