EngineMaintenance
CheckingtheAirCleaner
1.Checktheaircleanerbodyfordamage,whichcould
possiblycauseanairleak.Replaceadamagedair
cleanerbody.Checkthewholecleanairintakesystem
forleaks,damage,orloosehoseclamps.
2.Servicetheaircleanerlterwhentheaircleaner
indicator(Figure39)showsredorevery400
hours(morefrequentlyinextremelydustyordirty
conditions).Donotoverservicetheairlter.
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Figure39
1.Aircleanercover5.Aircleanerindicator
2.Gasket
6.Aircleanerlatch
3.Filter7.Rubberoutletvalve
4.Aircleanerbody
3.Besurethecoverisseatedcorrectlyandsealswiththe
aircleanerbody.
ServicingtheAirCleaner
ServiceInterval:Every400hours
1.Pullthelatchoutwardandrotatetheair-cleanercover
counter-clockwise(Figure39).
2.Removethecoverfromtheair-cleanerbody(Figure
39).
3.Beforeremovingthelter,uselowpressureair(40psi,
cleananddry)tohelpremovelargeaccumulationsof
debrispackedbetweenoutsideofprimarylterand
thecanister.
Thiscleaningprocesspreventsdebrisfrommigrating
intotheintakewhentheprimarylterisremoved.
Important:Avoidusinghigh-pressureairwhich
couldforcedirtthroughthelterintotheintake
tract.
4.Removeandreplacetheprimarylter(Figure39).
Important:Donotcleantheusedelementto
avoiddamagetotheltermedia.
5.Inspectthenewlterforshippingdamage,checking
thesealingendofthelterandthebody.
Important:Donotuseadamagedelement.
6.Ensurethatthefoamgasketisinplaceinthecoverand
thatitisnottornordamaged(Figure39).
Note:Ifitisdamaged,replaceit.
7.Insertthenewlterbyapplyingpressuretotheouter
rimoftheelementtoseatitinthecanister.
Important:Donotapplypressuretotheexible
centerofthelter.
8.Cleanthedirtejectionport(locatedintheremovable
cover)asfollows:
A.Removetherubberoutletvalvefromthecover
(Figure39).
B.Cleanthecavity.
C.Replacetheoutletvalve.
9.Installthecoverorientingtherubberoutletvalveina
downwardposition—betweenapproximately5:00to
7:00whenviewedfromtheend.
10.Resettheindicator(Figure39)ifshowingred.
ServicingtheEngine-Oil
CheckingtheEngine-OilLevel
ServiceInterval:Beforeeachuseordaily
Theengineisshippedwithoilinthecrankcase;however,the
oillevelmustbecheckedbeforeandaftertheengineisrst
started.Checkoillevelbeforeeachday'soperationoreach
timeyouusethemachine.
Thecrankcasecapacityisapproximately3.8liters(4quarts)
withthelter.Usehigh-qualityengineoilthatmeetsthe
followingspecications:
•APIClassicationLevelRequired:CH-4,CI-4orhigher.
•Preferredoil:SAE15W-40(above0°F(-17°C)
•Alternateoil:SAE10W-30or5W-30(alltemperatures)
Note:ToroPremiumEngineoilisavailablefromyour
distributorineither15W-40or10W-30viscosity.Seethe
partscatalogforpartnumbers.
1.Parkthemachineonalevelsurface,lowerthemower
deck,movethethrottlelevertotheSlowposition,
stoptheengine,andremovethekeyfromtheignition
switch.
2.Openthehood.
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