Toro 74282 - Servicing the Spark Plugs

ChangingtheOil
ServiceInterval:Every100hours
1.Starttheengineandletitrunveminutes.This
warmstheoilsoitdrainsbetter.
2.Parkthemachinesothatthedrainsideisslightly
lowerthantheoppositesidetoensuretheoildrains
completely.
3.DisengagethePTOandsettheparkingbrake.
4.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
5.Placeapanbelowthedrain.Rotateoildrainvalveto
allowoiltodrain(Figure34).
6.Whenoilhasdrainedcompletely,closethedrain
valve.
Note:Disposeoftheusedoilatarecyclingcenter.
Figure34
1.Oildrainvalve2.Oildrainhose
7.Slowlypourapproximately80%ofthespeciedoil
intothellertube(Figure33).
8.Checktheoillevel;refertoCheckingtheEngineOil
Level.
9.SlowlyaddtheadditionaloiltobringittotheFull
mark.
ChangingtheOilFilter
ServiceInterval:Every200hours
Note:Changetheoilltermorefrequentlywhenthe
operatingconditionsareextremelydustyorsandy.
1.Draintheoilfromtheengine;refertoChangingthe
EngineOil.
2.Removetheoldlterandwipethelleradapter
gasketsurface(Figure35).
Figure35
1.Oillter
3.Adapter
2.Adaptergasket
3.Pournewoilinthroughthecenterholeofthelter.
Fillituptothebottomofthethreadsinside.
4.Allowtheltermaterialtoabsorbthenewoilfor
1to2minutes.
5.Applyathincoatofnewoiltotherubbergasketon
thereplacementlter(Figure35).
6.Installthereplacementoilltertothelteradapter,
turntheoillterclockwiseuntiltherubbergasket
contactsthelteradapter,thentightenthelteran
additional2/3to1turn(Figure35).
7.Fillthecrankcasewiththepropertypeofnewoil;
refertoServicingtheEngineOil.
8.Runtheengineforabout3minutes,stoptheengine,
andcheckforoilleaksaroundtheoillter.
9.Checktheengineoillevelandaddoilifneeded.
ServicingtheSparkPlugs
Ensurethattheairgapbetweenthecenterandside
electrodesiscorrectbeforeinstallingthesparkplug.
Useasparkplugwrenchforremovingandinstallingthe
sparkplugsandagappingtool/feelergaugetocheckand
adjusttheairgap.Installanewsparkplugsifnecessary.
Type:Champion®RC12YC,Champion®Platinum
3071orequivalent
AirGap:0.030inch(0.76mm)
CheckingtheSparkPlugs
ServiceInterval:Every200hours
1.Lookatthecenterofthesparkplugs(Figure36).
Ifyouseelightbrownorgrayontheinsulator,the
engineisoperatingproperly.Ablackcoatingonthe
insulatorusuallymeansthattheaircleanerisdirty.
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