Toro GrandStand 74589 - Checking the Tire Pressure; Adjusting the Caster-Pivot Bearing

G015609
1 6
2 3 4
4
2
5
6
Figure58
1.Proximityswitchtarget4.Boltattachedtothe
motion-controllever
2.Proximityswitch5.Distancebetween0.51
to1.02mm(0.02to0.04
inches)isneeded
3.Boltsandnuts6.Jamnut
CheckingtheTirePressure
ServiceInterval:Every50hours/Monthly(whichever
comesrst)
Maintaintheairpressureinthereartiresat83to97kPa(12
to14psi).
Important:Uneventirepressurecancauseanuneven
cut.
Note:Thefronttiresaresemi-pneumatictiresanddonot
requireair-pressuremaintenance.
Figure59
AdjustingtheCaster-Pivot
Bearing
ServiceInterval:Every500hours/Yearly(whichevercomes
rst)
1.Disengagetheblade-controlswitch(PTO),movethe
motioncontrolleverstotheneutral-lockedposition,
andsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
3.Removethedustcapfromthecasterandtightenthe
locknut(Figure60).
4.Tightenthelocknutuntilthespringwashersareat,
andthenbackoffa1/4turntoproperlysetthepreload
onthebearings(Figure60).
Important:Makesurethatthespringwashersare
installedcorrectlyasshowninFigure60.
5.Installthedustcap(Figure60).
42