Toro STX-26 - Track Tension Adjustment; Replacing the Tracks

CheckingandAdjustingtheTrack
Tension
ServiceInterval:Aftertherst50hours
Every100hours
Tocheckthetensionofeachtrack,place20.4kg(45
lb)onthetrackmidwaybetweenthefrontroadwheel
andthedrivewheel.Thetrackshouldexnomore
than0.6to1cm(1/4to3/8inch).Ifitdoes,adjustthe
tracktensionusingthefollowingprocedure:
g013413
Figure42
1.Parkthemachineonalevelsurface,engagethe
parkingbrake,andlowerthehydrauliclift.
2.Shutofftheengineandremovethekey.
3.Loosenthejamnutonthetracktensioningbolt
andtheclampboltsonthetensionarm(Figure
43).
g013414
Figure43
1.Tensioningbolt
3.Clampbolts
2.Jamnut
4.Torquethetensioningboltto32.5to40N∙m(24
to30ft-lb)totightenthetrack(Figure43).
5.Ensurethatthetrackdeectslessthan0.6to1
cm(1/4to3/8inch)when20.6kg(45lb)offorce
isappliedtothetrackspan.Adjustthetorqueon
thetensioningboltasneeded.
6.Tightenthejamnut.
7.Tightentheclampboltsandtorqueto102N∙m
(75ft-lb).
ReplacingtheTracks
Whenthetracksarebadlyworn,replacethem.
1.Parkthemachineonalevelsurface,engagethe
parkingbrake,andlowerthehydrauliclift.
2.Shutofftheengineandremovethekey.
3.Liftandsupportthesideoftheunittobeworked
onsothatthetrackis7.6to10cm(3to4
inches)offtheground.
4.Backoutthetensioningboltandjamnut(Figure
43).
5.Loosentheclampbolts(Figure43).
6.Pushthefrontroadwheelrearwardasfarasit
cangoes(Figure44).
g007835
Figure44
1.Frontroadwheel
7.Beginremovingthetrackatthetopofthefront
roadwheel,peelingitoffthewheelwhilerotating
thetrackforward.
Note:Youmayneedtoremovethefront,
outsideroadwheel.T oremoveit,removethe
snapringandcapfromthecenteroftheroad
wheel(Figure45).Nextremovetheboltand
gasketfromthecenterofthewheelandpullthe
wheeloffthemachine.
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