Toro 74942 - Cooling System Maintenance; Cleaning the Engine Screen and Engine-Oil Cooler; Cleaning the Engine Cooling Fins and Shrouds; Checking and Cleaning the Hydraulic Unit Shrouds

CoolingSystem
Maintenance
CleaningtheEngineScreen
andEngine-OilCooler
ServiceInterval:Beforeeachuseordaily
Removeanybuild-upofgrass,dirtorotherdebrisfromthe
oilcooler(Figure73).
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Figure73
Beforeeachuseremoveanybuild-upofgrass,dirtor
otherdebrisfromtheenginescreen.Thiswillhelpinsure
adequatecoolingandcorrectenginespeedandwillreduce
thepossibilityofoverheatingandmechanicaldamagetothe
engine(Figure74).
CleaningtheEngineCooling
FinsandShrouds
ServiceInterval:Every100hours/Yearly(whichevercomes
rst)
1.DisengagethePTOandsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
3.Removetheair-intakescreen,recoilstarterandfan
housing(Figure74).
4.Cleanthedebrisandgrassfromtheengineparts.
5.Installair-intakescreen,recoilstarterandfanhousing
(Figure74).
Figure74
1.Engineguard4.Fanhousing
2.Engineair-intakescreen
5.Screw
3.Bolt
CheckingandCleaningthe
HydraulicUnitShrouds
ServiceInterval:Beforeeachuseordaily
1.DisengagethePTOandsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
3.Raisetheseat.
4.Cleanthedebrisandgrassfromthehydraulicunit
shrouds(Figure75).
5.Lowertheseat.
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