Toro 74902TE - 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
Removeanybuildupofgrass,dirt,orotherdebris
fromtheoilcooler(Figure75).Thishelpsensure
adequatecooling,correctenginespeed,andreduces
thepossibilityofoverheatingandmechanicaldamage
totheengine.
g008804
g009191
Figure75
Cleaningthe
Engine-CoolingFinsand
Shrouds
ServiceInterval:Every100hours/Yearly(whichever
comesrst)
1.Disengagetheblade-controlswitch(PTO)and
settheparkingbrake.
2.Shutofftheengine,removethekey,andwait
forallmovingpartstostopbeforeleavingthe
operatingposition.
3.Removetheairintakescreen,recoilstarter,and
fanhousing(Figure76).
4.Cleanthedebrisandgrassfromtheengine
parts.
5.Installtheair-intakescreen,recoilstarter,and
fanhousing(Figure76).
g004218
Figure76
1.Engineguard4.Fanhousing
2.Engineair-intakescreen
5.Screw
3.Bolt
CheckingandCleaningthe
HydraulicUnitShrouds
ServiceInterval:Beforeeachuseordaily
Important:Thefastenersonthecoversofthis
machinearedesignedtoremainonthecover
afterremoval.Loosenallofthefastenerson
eachcoverafewturnssothatthecoverisloose
butstillattached,thengobackandloosenthem
untilthecovercomesfree.Thispreventsyou
fromaccidentallystrippingtheboltsfreeofthe
retainers.
1.DisengagethePTOandsettheparkingbrake.
2.Shutofftheengine,removethekey,andwait
forallmovingpartstostopbeforeleavingthe
operatingposition.
3.Movetheseatforward.
4.Waitfortheengineandhydraulicsystemtocool.
5.Cleanthedebrisandgrassfromthehydraulic
unitshrouds(Figure77).
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