Toro 75967 - Checking the Tire Pressure; Checking the Wheel Lug Nuts; Checking the Wheel-Hub Slotted Nut; Adjusting the Caster-Pivot Bearing

7.Ifittrackstotheleft,loosentheboltsandadjust
therightstopplaterearwardontherightT-slot
untilthemachinetracksstraight(Figure64).
8.Tightenthestopplate(Figure64).
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Figure64
Leftcontrollevershown
1.Controllever3.Stopplate
2.Bolt
CheckingtheTirePressure
ServiceInterval:Every50hours/Monthly(whichever
comesrst)
Maintaintheairpressureinthereartiresat90kPa
(13psi).Uneventirepressurecancauseunevencut.
Checkthetireswhentheyarecoldtogetthemost
accuratepressurereading.
Note:Thefronttiresaresemi-pneumatictiresanddo
notrequireairpressuremaintenance.
g001055
Figure65
CheckingtheWheelLug
Nuts
Checkandtorquethewheellugnutsto122to129
N∙m(90to95ft-lb).
CheckingtheWheel-Hub
SlottedNut
ServiceInterval:Aftertherst100hours
Every500hours
Checkandensurethatthetorqueoftheslottednutis
286to352N∙m(211to260ft-lb).
Note:Donotuseanti-seizecompoundonwheelhub.
g029648
Figure66
1.Slottednut
AdjustingtheCaster-Pivot
Bearing
ServiceInterval:Every500hours/Yearly(whichever
comesrst)
1.Disengagetheblade-controlswitch(PTO),move
themotion-controlleverstotheNEUTRAL-LOCK
position,andengagetheparkingbrake.
2.Shutofftheengine,removethekey,andwait
forallmovingpartstostopbeforeleavingthe
operatingposition.
3.Removethedustcapfromcasterandtighten
thelocknut(Figure67).
4.Tightenthelocknutuntilthespringwashersare
at,andthenbackoffa1/4turntoproperlyset
thepreloadonthebearings(Figure67).
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