Toro 74267 - Checking the Tire Pressure; Checking the Wheel-Hub Slotted Nut; Adjusting the Caster-Pivot Bearing

g001070
Figure64
1.Trackingknob4.Turnthiswaytotrackright.
2.Hydraulictank
5.Turnthiswaytotrackleft.
3.Hydraulicpumps
CheckingtheTirePressure
ServiceInterval:Every50hours/Monthly(whichever
comesrst)
Maintaintheairpressureinthereartiresat90kPa
(13psi).Uneventirepressurecancauseunevencut.
Checkthetireswhentheyarecoldtogetthemost
accuratepressurereading.
Note:Thefronttiresaresemi-pneumatictiresanddo
notrequireairpressuremaintenance.
g001055
Figure65
CheckingtheWheel-Hub
SlottedNut
ServiceInterval:Aftertherst100hours—Checkthe
wheel-hubslottednut.
Every500hours—Checkthewheel-hubslotted
nut.
Torquetheslottlednutto286to352N∙m(211to260
ft-lb).
Note:Donotuseanti-seizecompoundonthewheel
hub.
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().
4.Tightenthelocknutuntilthespringwashersare
at,andthenbackoffa1/4turntoproperlyset
thepreloadonthebearings().
Important:Makesurethatthespring
washersareinstalledcorrectlyasshownin.
5.Installthedustcap().
50