Toro 22297 - Servicing the Spark Plug

2.Stoptheengineandwaitforallmovingpartstostop.
3.Disconnectthewirefromthesparkplug.
4.Drainthegasolinefromthefueltank.
5.Draintheengineoil;refertoChangingtheEngineOil
(page17).
6.Placearagundertheoillter(Figure22)tocatchany
oilthatmayleakoutasyouremovetheoillter.
Figure22
1.Oillter
7.Removetheoillter.
8.Useyourngertocoatthegasketonthenewoillter
withoil(Figure26).
Figure23
1.Gasket
9.Installthenewlterbyrotatingitclockwiseuntilthe
sealcontactsthelterhousing,thenrotatethelteran
additional3/4turnbyhand.
10.FillthecrankcasetotheFulllineonthedipstickwith
freshoil;referto3FillingtheCrankcasewithOil(page
9).
11.Connectthewiretothesparkplug.
12.Runtheengineforabout3minutes.
13.Stoptheengine,waitforallmovingpartstostop,and
checkforoilleakagearoundthelter.
14.Addoiltocompensatefortheoilintheoillter.Refer
toCheckingtheEngine-OilLevel(page11).
15.Recycletheusedoillterproperly.
ServicingtheSparkPlug
ServiceInterval:Every100hours—Inspect,clean,and
adjustthesparkpluggap;replacethe
sparkplugifnecessary.
UseanNGKBPR5ESsparkplugorequivalent.
1.Stoptheengineandwaitforallmovingpartstostop.
2.Disconnectthewirefromthesparkplug.
3.Cleanaroundthesparkplug.
4.Removethesparkplugfromthecylinderhead.
Important:Replaceacracked,fouled,ordirty
sparkplug.Donotcleantheelectrodesbecause
gritenteringthecylindercandamagetheengine.
5.Setthegapontheplugto0.76mm(0.030inch);refer
toFigure24.
Figure24
1.Center-electrodeinsulator
2.Sideelectrode
3.Airgap(nottoscale)
6.Carefullyinstallthesparkplugbyhand(toavoidcross
threading)untilitishandtight.
7.Tightenthesparkplugto23N-m(2.3kgf-m,17ft-lb).
Important:Aloosesparkplugcanbecomevery
hotandcandamagetheengine;overtighteninga
sparkplugmaydamagethethreadsinthecylinder
head.
8.Connectthewiretothesparkplug.
18