Toro 30446 - Cooling System Maintenance; Servicing the Engine Cooling System

CoolingSystem
Maintenance
ServicingtheEngineCooling
System
Removedebrisfromtheoilcoolerandradiator
daily.Cleanthemmorefrequentlyindirtyconditions.
Thismachineisequippedwithahydraulicallydrivenfan
drivesystemthatautomatically(ormanually)reverses
toreduceradiatorandscreendebrisbuild-up.While
thisfeaturecanhelpreducethetimerequiredtoclean
radiatorsandcoolers,itdoesnoteliminatetheneedfor
routinecleaning.Periodiccleaningandinspectionof
theradiatorisstillrequired.
1.Turntheengineoffandraisethehood.Cleanthe
engineareathoroughlyofalldebris.
2.Removetheknobs(Figure67)securingtheoilcooler
totheframe.
Figure67
1.Knobs
3.Pivottheoilcoolerrearward.Cleanbothsidesofthe
oilcoolerandradiatorarea(Figure68)thoroughly
withcompressedair.Startfromthefansideand
blowthedebrisouttowardstheback.Thenclean
fromthebacksideandblowtowardsthefront.
Repeatprocedureseveraltimesuntilallchaffand
debrisisremoved.
Important:Cleaningtheradiatororoilcooler
withwatercanpromoteprematurecorrosion
anddamagetocomponents.
Figure68
1.Oilcooler
2.Radiator
4.Pivottheoilcoolerbackintoposition.Secureitto
theframewiththeknobsandclosethehood.
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