Toro TX 427 Series - Page 36

AdjustingtheTrackTension
Thereshouldbe7cm(2-3/4inches)betweenthetensionnut
andthebackofthetensiontube(Figure46).Ifnot,adjust
thetracktensionusingthefollowingprocedure:
Figure46
1.7cm(2-3/4inches)
1.Lowertheloaderarms,shutofftheengine,andremove
thekey.
2.Lift/supportthesideoftheunittobeworkedonso
thatthetrackisofftheground.
3.Removethelockingboltandnut(Figure47).
Figure47
1.Lockingbolt3.Tensiontube
2.Tensioningscrew4.Tensionwheel
4.Usinga1/2inchdrivesocketwrench,turnthe
tensioningscrewcounter-clockwiseuntilthedistance
betweenthetensionnutandthebackofthetension
tube(Figure46)is7cm(2-3/4inches).
5.Aligntheclosestnotchinthetensionscrewtothe
lockingboltholeandsecurethescrewwiththelocking
boltandnut(Figure47).
6.Lowerthetractionunittotheground.
ReplacingtheTracks
Whenthetracksarebadlyworn,replacethem.
1.Lowertheloaderarms,shutofftheengine,andremove
thekey.
2.Lift/supportthesideoftheunittobeworkedonso
thatthetrackis7.6to10cm(3to4inches)offthe
ground.
3.Removethelockingboltandnut(Figure47).
4.Usingadrivesocketwrench(1/2inch),releasethe
drivetensionbyturningthetensioningscrewclockwise
(Figure47andFigure48).
Figure48
1.Track5.Tracklug
2.Socketwrench(1/2inch)
6.Drivesprocket
3.Tensionwheel
7.Sprocketcog
4.Tensiontube8.Roadwheels
5.Pushthetensionwheeltowardtherearoftheunitto
movethetensiontubeagainsttheframe(Figure48).
(Ifitdoesnottouchtheframe,continueturningthe
tensioningscrewuntilitdoes.)
6.Beginremovingthetrackatthetopofthetension
wheel,peelingitoffthewheelwhilerotatingthetrack
forward.
7.Whenthetrackisoffthetensionwheel,removeitfrom
thedrivesprocketandroadwheels(Figure48).
8.Beginningatthedrivesprocket,coilthenewtrack
aroundthesprocket,ensuringthatthelugsonthetrack
tbetweenthecogsonthesprocket(Figure48).
9.Pushthetrackunderandbetweentheroadwheels
(Figure48).
10.Startingatthebottomofthetensionwheel,installthe
trackaroundthewheelbyrotatingthetrackrearward
whilepushingthelugsintothewheel.
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