Toro 74995 - Adjusting the Caster-Pivot Bearing; Using the Clutch Shim; Removing the Clutch Shim

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(Figure72).
4.Tightenthelocknutuntilthespringwashersare
at,andthenbackoffa1/4turntoproperlyset
thepreloadonthebearings(Figure72).
Important:Makesurethatthespring
washersareinstalledcorrectlyasshownin
Figure72.
5.Installthedustcap(Figure72).
g001297
Figure72
1.Springwashers
3.Dustcap
2.Locknut
UsingtheClutchShim
Somelatermodelyearunitshavebeenbuiltwith
clutchesthatcontainabrakeshim.Whentheclutch
brakehasworntothepointwheretheclutchnolonger
engagesconsistently,youcanremovetheshimto
extendtheclutchlife.
g010869
Figure73
1.Armature5.Brakespacer
2.Fieldshell6.Regapshim
3.Rotor7.Brakepole
4.Brake-mountingbolt
RemovingtheClutchShim
1.Shutofftheengine,waitforallmovingpartsto
stop,andremovethekey.
2.Engagetheparkingbrakeandwaitformachine
tocoolcompletely.
3.Usinganaircompressor,blowoutanydebris
underthebrakepoleandaroundthebrake
spacers.
g010868
Figure74
4.Checktheconditionofthewire-harnessleads,
connectors,andterminals.Cleanorrepairthem
asnecessary.
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