Toro 74923TE - Adjusting the Caster Pivot Bearing; Cooling System Maintenance; Cleaning the Engine Screen and Engine Oil Cooler; Cleaning the Engine Cooling Fins and Shrouds

AdjustingtheCasterPivot
Bearing
ServiceInterval:Every500hours/Yearly(whichevercomes
rst)
1.Disengagethebladecontrolswitch(PTO),movethe
motioncontrolleverstotheneutrallockedposition
andsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
3.Removethedustcapfromcasterandtightenlocknut
(
Figure67).
4.Tightenthelocknutuntilthespringwashersareatand
thenbackoffa1/4turntoproperlysetthepre-loadon
thebearings(Figure67).
Important:Makesurethespringwashersare
installedcorrectlyasshowninFigure67.
5.Installthedustcap(Figure67).
Figure67
1.SpringWashers3.DustCap
2.LockNut
CoolingSystem
Maintenance
CleaningtheEngineScreen
andEngineOilCooler
ServiceInterval:Beforeeachuseordaily
Removeanybuild-upofgrass,dirtorotherdebrisfromthe
oilcooler(Figure68).
G008804
Figure68
Beforeeachuseremoveanybuild-upofgrass,dirtor
otherdebrisfromtheenginescreen.Thiswillhelpensure
adequatecoolingandcorrectenginespeedandwillreduce
thepossibilityofoverheatingandmechanicaldamagetothe
engine.
CleaningtheEngineCooling
FinsandShrouds
ServiceInterval:Beforeeachuseordaily
1.DisengagethePTOandsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
3.Cleanthedebrisandgrassfromtheengineparts.
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