Operator's Manual

Figure45
1.Coverwithknob4.Airlterelement
2.Elementcovernut
5.Foamprecleanerlter
3.Elementcover6.Base
ServicingthePrecleanerFilter
1.Replacetheprecleanerlterifitisdamaged.
2.Washtheprecleanerlterinwarmwaterwith
detergent(Figure45).
3.Rinsetheprecleaneruntilalltracesofdetergentare
eliminated.
4.Saturatetheprecleanerinoilandsqueezeoutall
excessoil.
ServicingtheAirFilterElement
Important:Neverattempttocleantheairlter
element.
Donotcleantheairlterelement,replaceit.
Whenservicingtheairlterelement,checkthebasefor
anydamage.Ensuretherubbersealontheairlter
elementisnotwornordamaged.
InstallingtheFilters
Important:Topreventenginedamage,always
operatetheenginewithbothairltersandcover
installed.
1.Ifinstallingnewlters,checkeachlterforshipping
damage.Donotuseadamagedlter.
2.Installtheprecleaner(ensureitisoiled)ontotheair
lterelement(
Figure45).
3.Installtheairlterelementontothebase(Figure45).
Ensurethatitisfullyseated.
4.Installtheairlterelementcoverandsecureitwith
theelementcovernut(Figure45).
5.Installthecoverandsecureitwiththecovernut.
ServicingtheEngineOil
Note:Therearedifferentoilcapacitiesforthe23hp
and25hpengines.Ensurethecorrectcapacityisused.
OilType:Detergentoil(APIserviceSG,SH,SJ,or
higher)
OilCapacityfor23hpengines:withalterchange,56
ounces(1.65L);withnolterchange,51ounces(1.5L)
OilCapacityfor25hpengines:withalterchange,59
ounces(1.75L);withnolterchange,54ounces(1.6L)
Viscosity:Seethetablebelow .
Figure46
Note:Useofsyntheticoilhaving5W-20or5W-30
ratingisacceptable,upto4degreesC(40degreesF).
Note:Syntheticoilswillprovidebetterstartingin
extremecoldbelow-23degreesC(-10degreesF).
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