Toro 74448 - Cooling System Maintenance; Cleaning the Air Intake Screen; Cleaning the Cooling System

CoolingSystem
Maintenance
CleaningtheAirIntakeScreen
ServiceInterval:Beforeeachuseordaily—Cleanthe
engineairintakescreenfromgrass
anddebris.
Beforeeachuseremoveanybuild-upofgrass,dirt
orotherdebrisfromthecylinderandcylinderhead
coolingns,airintakescreenonywheelend,and
carburetor-governorleversandlinkage.Thiswillhelp
insureadequatecoolingandcorrectenginespeedand
willreducethepossibilityofoverheatingandmechanical
damagetotheengine.
CleaningtheCoolingSystem
ServiceInterval:Every100hours/Yearly(whichever
comesrst)—Checkandcleanengine
coolingnsandshrouds.
1.DisengagethePTOandsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
3.Removetheairintakescreen,recoilstarterandfan
housing(Figure42).
4.Cleanthedebrisandgrassfromtheengineparts.
5.Installairintakescreen,recoilstarterandfanhousing
(Figure42).
Figure42
1.Guard
4.Fanhousing
2.Airintakescreen5.Bolt
3.Bolt
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