Toro 03678 - Checking the Rear-Wheel Alignment; Adjusting the Rear Wheel Toe-In

CheckingtheRear-Wheel
Alignment
ServiceInterval:Every800hours—Checktherear
wheeltoe-in.
1.Rotatethesteeringwheeltopositiontherear
wheelsstraightahead.
2.Preparethemachineformaintenance;referto
PreparingforMaintenance(page40).
3.Ataxleheight,measurethecenter-to-center
distanceatthefrontandrearofthesteering
tires.
Note:Therearwheeltoe-inadjustmentis
correctifthedifferencebetweenthefrontwheel
measurementandtherearwheelmeasurement
is6mm(1/4inch)orless.(Figure91).
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Figure91
1.Frontofthetractionunit3.Center-to-centerdistance
2.6mm(1/4inch)orless
thantherearofthetire
4.Ifthemeasurementisgreaterthan6mm(1/4
inch),adjusttherearwheeltoe-in;referto
AdjustingtheRearWheelToe-in(page53).
AdjustingtheRearWheel
Toe-in
1.Loosenthejamnutoneachendofthetierod
(Figure92).
Note:Theendofthetierodwiththeexternal
grooveisaleft-handthread.
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Figure92
1.Jamnut
3.Wrenchat
2.Tierod
2.Usingthewrenchattorotatethetierod.
3.Ataxleheight,measurethecenter-to-center
distanceatthefrontandrearofthesteering
tires.
Note:Therearwheeltoe-inadjustmentis
correctifthedifferencebetweenthefrontwheel
measurementandtherearwheelmeasurement
is6mm(1/4inch)orless.
4.Repeatsteps2and3asrequired.
5.Tightenthejamnuts.
53