Toro 74274 - Cooling System Maintenance; Cleaning the Hydraulic Oil Cooler and Radiator Screen

1.Positionthemachineonalevelsurface,stopthe
engine,andsettheparkingbrake.
2.Unlatchtheseatandtilttheseatup.
3.Withtheenginecool,checktheoverowbottlelevel.
Theuidneedstobeuptothebumpontheoutside
oftheoverowbottle(Figure51).
4.Ifthecoolantlevelislow,adda50/50mixof
extendedlifeantifreeze/Dex-Cool®andwaterto
theoverowbottle(Figure51).
5.Addthe50/50coolantmixtotheoverow
bottleandllittotheindicatorlineonthebottle
(Figure51).
G001103G001103
1
2
1
Figure51
1.Antifreezeoverowbottle2.Indicatorlineonsideof
overowbottle
CleaningtheHydraulicOilCoolerand
RadiatorScreen
ServiceInterval:Beforeeachuseordaily
Beforeeachuse,checkandcleantheradiatorscreen
andoilcooler.Removeanybuild-upofgrass,dirtor
otherdebrisfromtheoilcoolerandradiatorscreenwith
compressedair(Figure52).
Figure52
1.Hydraulicoilcooler3.Radiatorscreen
2.Leftreartire
ChangingtheEngineCoolant
ServiceInterval:Yearly
ContactanAuthorizedServiceDealerforchangingthe
coolant.
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