Operator's Manual

ReplacingtheAirFilter
ServiceInterval:Yearly
1.Performthepre-maintenanceprocedures;referto
PreparingforMaintenance.
2.Opentheairltercoverandremovetheoldairlter
(Figure21).
Figure21
3.Installanewairlterandtheairltercover.
ChangingtheEngineOil
ServiceInterval:Aftertherst5hours
Every50hours
Runtheengineafewminutesbeforechangingtheoil
towarmit.Warmoilowsbetterandcarriesmore
contaminants.
1.Performthepre-maintenanceprocedures;referto
PreparingforMaintenance.
2.Removethedipstick(Figure8).
3.Tipthemowerontoitsside,withtheairlterup,
todraintheusedoiloutthroughtheoillltube
(Figure22).
Figure22
4.Afterdrainingtheoil,returnthemowertoits
operatingposition.
5.Slowlypouroilintotheoillltubeuntiltheoillevel
reachestheFullmarkonthedipstick(Figure8).
Donotoverll.(Max.ll:0.59l,type:SAE30
detergentoilwithanAPIserviceclassicationofSF,
SG,SH,SJ,SL,orhigher.)
6.Installthedipsticksecurely.
7.Disposeoftheusedoilproperlyatalocalrecycling
center.
ChargingtheBattery
ServiceInterval:Every25hours
Model21027only
Alwaysusethechargerinashelteredareaandcharge
thebatteryfor24hoursatroomtemperature(22°C)
wheneverpossible.
1.Openthecovertothebatterycompartment
(Figure23).
Figure23
2.Removethebatteryfromthecompartmentand
disconnectthebatterycablefromthemowercable
(Figure24).
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