Operator's Manual

Figure45
1.Aircleanerclamps
3.Primaryairlter
2.Aircleanercover
4.Secondaryairlter
ServicingthePrimaryFilter
1.Donotcleanthepaperlter,replaceit(Figure45).
2.Inspecttheelementfortears,anoilylm,ordamage
totherubberseal.
3.Replacethepaperelementifitisdamaged.
ServicingtheSecondaryFilter
Donotcleanthesecondarylter,replaceit.
Important:Neverattempttocleanthesecondary
lter.Ifthesecondarylterisdirty,thenthe
primarylterisdamagedandyoushouldreplace
bothlters.
InstallingtheFilters
Important:Topreventenginedamage,always
operatetheenginewithbothairltersandcover
installed.
1.Ifinstallingnewlters,checkeachlterforshipping
damage.Donotuseadamagedlter.
2.Ifthesecondarylterisbeingreplaced,carefully
slideitintothelterbody(Figure45).
3.Carefullyslidetheprimarylteroverthesecondary
lter(Figure45).Ensurethatitisfullyseatedby
pushingontheouterrimofthelterwhileinstalling
it.
Important:Donotpressonthesoftinsidearea
ofthelter.
4.Installtheaircleanercoverwiththebreathercap
downandrotatesotheretainingclampslockthe
coverinplace(
Figure45).
ServicingtheEngineOil
Note:Therearedifferentoilcapacitiesfortheengines.
Ensurethecorrectcapacityisused.
OilType:Detergentoil(APIserviceSG,SH,SJ,orSL)
OilCapacityforModels74923,74925and74927:
withalterchange,77ounces(2.3L);withoutalter
change,70ounces(2.1L)
OilCapacityforModels74935and74937:witha
lterchange,64ounces(1.9L);withoutalterchange,
58ounces(1.7L)
Viscosity:Seethetablebelow .
Figure46
Note:Useofmulti-gradeoils(5W-20,10W-30,or
10W-40)willincreaseoilconsumption.Checktheoil
levelmorefrequentlywhenusingthem.
CheckingtheEngineOilLevel
ServiceInterval:Beforeeachuseordaily
Note:Checktheoilwhentheengineiscold.
WARNING
Contactwithhotsurfacesmaycausepersonal
injury.
Keephands,feet,face,clothingandotherbody
partsawayfromthemuferandotherhotsurfaces.
Important:Donotoverllthecrankcasewithoil
becausedamagetotheenginemayresult.Donot
runenginewithoilbelowthelowmarkbecausethe
enginemaybedamaged.
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