Toro STX-38 - Page 33

ReplacingtheTracks
Whenthetracksarebadlyworn,replacethem.
1.Parkthemachineonalevelsurface,engagethe
parkingbrake,andlowerthehydrauliclift.
2.Shutofftheengineandremovethekey.
3.Lift/supportthesideoftheunittobeworkedon
sothatthetrackis7.6to10cm(3to4inches)
offtheground.
4.Backoutthetensioningboltandjamnut(Figure
48).
5.Pushthetensioningwheelrearwardasfarasit
willgo(Figure49).
g019858
Figure49
1.Tensioningwheel
6.Beginremovingthetrackatthetopofthe
tensioningwheel,peelingitoffthewheelwhile
rotatingthetrackforward.
7.Whenthetrackisoffofthetensioningwheel,
removeitfromthemachine(Figure49).
8.Beginningatthedrivewheel,coilthenewtrack
aroundthewheel,ensuringthatthelugson
thetracktbetweenthespacersonthewheel
(Figure46).
9.Pushthetrackunderandbetweentherearand
centerroadwheels(Figure46).
10.Startingatthebottomofthetensioningwheel,
installthetrackaroundthewheelbyrotating
thetrackrearwardwhilepushingthelugsinto
thewheel.
11.Installthetensioningboltandjamnut.
12.Torquethetensioningboltto32.5to40N∙m(24
to30ft-lb)totightenthetrack.
13.Ensurethatthetrackdeectslessthan0.6to1
cm(1/4to3/8inch)when20.6kg(45lb)offorce
isappliedtothetrackspan.Adjustthetorqueon
thetensioningboltasneeded.
14.Tightenthejamnut.
15.Lowerthemachinetotheground.
16.Repeattheproceduretoreplacetheothertrack.
CheckingandGreasingtheRoad
Wheels
ServiceInterval:Every250hours
1.Parkthemachineonalevelsurface,engagethe
parkingbrake,andlowerthehydrauliclift.
2.Shutofftheengineandremovethekey.
3.Removethetracks;refertoReplacingthe
Tracks(page33).
4.Removethe4boltssecuringeachlowertrack
guidewhichcontainstheroadwheels,and
removethem(Figure50).
g019931
Figure50
1.Roadwheels
3.Track-guidebolts(only2
shown)
2.Lowertrackguide
5.Removethesnapringandcapfromaroad
wheel(Figure51).
g019932
Figure51
1.Roadwheel
3.Snapring
2.Roadwheelcap
6.Checkthegreaseunderthecapandaround
thegasket(Figure51).Ifitisdirty,gritty,or
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