Toro Z Master 74958 - Checking the Wheel-Hub Slotted Nut; Adjusting the Caster-Pivot Bearing

CheckingtheWheel-Hub
SlottedNut
ServiceInterval:Aftertherst100hours
Every500hours
Checkandensurethatthetorqueoftheslottednutis
286to352N∙m(211to260ft-lb).
Note:Donotuseanti-seizecompoundonthewheel
hub.
g027341
Figure62
1.Slottednut
AdjustingtheCaster-Pivot
Bearing
ServiceInterval:Every500hours/Yearly(whichever
comesrst)
1.Disengagetheblade-controlswitch(PTO),move
themotion-controlleverstotheNEUTRAL-LOCK
position,andsettheparkingbrake.
2.Shutofftheengine,removethekey,andwait
forallmovingpartstostopbeforeleavingthe
operatingposition.
3.Removethedustcapfromcasterandtighten
thelocknut(Figure63).
4.Tightenthelocknutuntilthespringwashersare
at,andthenbackoffa1/4turntoproperlyset
thepreloadonthebearings(Figure63).
Important:Makesurethatthespring
washersareinstalledcorrectlyasshownin
Figure63.
5.Installthedustcap(Figure63).
g001297
Figure63
1.Springwashers
3.Dustcap
2.Locknut
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