Operator's Manual

ChangingtheEngineOil
ServiceInterval:Aftertherst5hours—Changethe
engineoil.
Every50hours—Underspecialoperating
conditions(refertoMaintainingtheMachine
underSpecialOperatingConditions)—change
theengineoil.
Every100hours—Undernormaloperating
conditions—changetheengineoil.
Note:Changetheoilmorefrequentlywhenoperating
conditionsareextremelydustyorsandy.
Note:Disposeoftheusedengineoilandoillterata
certiedrecyclingcenter.
1.Startthemachineandlettheenginerunfora
fewminutes.
2.Parkthemachineonalevelsurface.
3.Engagetheparkingbrake.
4.Shutofftheengineandremovethekey.
5.Raisethecargobedandsecureitwiththe
proprod;refertoRaisingtheCargoBedtothe
ServicePosition(page22).
6.ChangetheengineoilasshowninFigure39.
g192770
Figure39
ServicingtheSparkPlug
CheckingandReplacingtheSpark
Plug
ServiceInterval:Every100hours/Yearly(whichever
comesrst)Replacethesparkplug
ifnecessary.
CarburetorModelSparkPlugType:Champion
XC12YC
EFIModelSparkPlugType:ChampionRC12LC4
AirGapforCarburetorModels:0.76mm(0.03inch)
AirGapforEFIModels:1mm(0.04inch)
Important:Youmustreplaceacracked,fouled,
dirty,ormalfunctioningsparkplug.Donot
sand-blast,scrape,orcleanelectrodesbyusing
awirebrushbecausegritmayeventuallyrelease
fromtheplugandfallintothecylinder.Theresult
isusuallyadamagedengine.
Note:Thesparkplugusuallylastsalongtime;
however,theplugshouldberemovedandchecked
whenevertheenginemalfunctions.
1.Cleantheareaaroundthesparkplugsothat
foreignmattercannotfallintothecylinderwhen
youremovethesparkplug.
2.Pullthewireofftheterminalofthesparkplug.
3.Removetheplugfromthecylinderhead.
4.Checktheconditionofthesideelectrode,center
electrode,andcenterelectrodeinsulatorto
ensurethatthereisnodamage(Figure40).
Note:Donotuseadamagedorwornspark
plug.Replaceitwithanewsparkplugofthe
speciedtype.
g379699
Figure40
1.Centerelectrodeinsulator3.Airgap(nottoscale)—1
mm(0.04inch)forEFI
models;0.76mm(0.03
inch)forcarburetormodels
2.Sideelectrode
40