Toro Z Master 74925TE - Cooling System Maintenance; Cleaning the Engine Screen and Engine Oil Cooler; Cleaning the Engine Cooling Fins and Shrouds; Check and Clean the Hydraulic Unit Shrouds

CoolingSystem
Maintenance
CleaningtheEngineScreen
andEngineOilCooler
ServiceInterval:Beforeeachuseordaily
Removeanybuild-upofgrass,dirtorotherdebrisfrom
theoilcooler(Figure67).
Figure67
Beforeeachuseremoveanybuild-upofgrass,dirtor
otherdebrisfromtheenginescreen.Thiswillhelp
insureadequatecoolingandcorrectenginespeedand
willreducethepossibilityofoverheatingandmechanical
damagetotheengine(
Figure68).
CleaningtheEngineCooling
FinsandShrouds
ServiceInterval:Every100hours/Yearly(whichever
comesrst)
1.DisengagethePTOandsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
3.Removetheairintakescreen,recoilstarterandfan
housing(Figure68).
4.Cleanthedebrisandgrassfromtheengineparts.
5.Installairintakescreen,recoilstarterandfanhousing
(
Figure68).
Figure68
1.Engineguard4.Fanhousing
2.Engineairintakescreen
5.Screw
3.Bolt
CheckandCleantheHydraulic
UnitShrouds
ServiceInterval:Beforeeachuseordaily
Important:Thefastenersonthecoversofthis
machinearedesignedtoremainonthecoverafter
removal.Loosenallofthefastenersoneachcovera
fewturnssothatthecoverisloosebutstillattached,
thengobackandloosenthemuntilthecover
comesfree.Thiswillpreventyoufromaccidentally
strippingtheboltsfreeoftheretainers.
1.DisengagethePTOandsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
3.Movetheseatallthewayforward.
4.Allowtheenginetoandhydraulicsystemtocool.
5.Cleanthedebrisandgrassfromthehydraulicunit
shrouds(
Figure69).
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