Toro 74938 - Servicing the Engine Oil Cooler; Cleaning the Engine Screen; Cleaning the Engine Cooling Fins and Shrouds

CoolingSystem
Maintenance
ServicingtheEngineOil
Cooler
ServiceInterval:Every150hours
1.Toaccessandservicetheoilcooler,removethetop
mountingscrewandloosenthetwosidescrews.
2.Removetheshroud.
3.Cleantheengineoilcoolerwithcompressedair
(Figure72).
4.Installtheshroudandinstallthescrews.
G015199
1
2 1
3
Figure72
1.Shroudscrews
3.Engineoilcooler
2.Shroud
CleaningtheEngineScreen
ServiceInterval:Beforeeachuseordaily
Beforeeachuseremoveanybuild-upofgrass,dirtor
otherdebrisfromtheenginescreen.Thiswillhelpinsure
adequatecoolingandcorrectenginespeedandwillreduce
thepossibilityofoverheatingandmechanicaldamagetothe
engine.
CleaningtheEngineCooling
FinsandShrouds
ServiceInterval:Every150hours/Yearly(whichevercomes
rst)
1.DisengagethePTOandsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
3.Removetherighthandshroudbyremovingthetop
mountingscrewandloosenthetwosidescrews
(
Figure73).
G016905
1
2 1
Figure73
Righthandsideshown
1.Shroudscrews
2.Righthandshroud
4.Removethetopmountingscrewandloosenthetwo
sidescrewsonthelefthandshroud(
Figure73).
5.Pullupandremovethelefthandshroud,feedingitout
aroundthefuelpumpandbracket.
6.Removethetwoscrewsontheleftandrighthandsides
inthecoolingfanhousingasshowninFigure74.
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