Toro 74939 - Servicing the Spark Plug

G008804
G008748
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Figure51
Note:Ensuretheoilltergaskettouchestheengine
andthenanextra3/4turniscompleted.
3.Fillthecrankcasewiththepropertypeofnewoil;refer
toChangingtheEngineOil(page36).
ServicingtheEngineOilCooler
ServiceInterval:Every200hours
1.Toaccessandservicetheoilcooler,removethetop
mountingscrewandloosenthetwosidescrews.
2.Removetheshroud.
3.Cleantheengineoilcoolerwithcompressedair(
Figure
52).
4.Installtheshroudandinstallthescrews.
G015199
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Figure52
ServicingtheSparkPlug
ServiceInterval:Every200hours—Check,cleanandregap
thesparkplug.
Every600hours—Replacethesparkplugs.
1.Makesuretheairgapbetweenthecenterandside
electrodesiscorrectbeforeinstallingthesparkplug.
2.Useasparkplugwrenchforremovingandinstalling
thesparkplug(s)andagappingtool/feelergaugeto
checkandadjusttheairgap.
3.Installanewsparkplug(s)ifnecessary.
Type:Champion
®
XC10YCorequivalent
AirGap:0.030inch(0.76mm)
RemovingtheSparkPlug
1.Stoptheengine,removethekey,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
2.DisengagethePTO,movethemotioncontrolleversto
theneutrallockedpositionandsettheparkingbrake.
3.Removethelefthandhydraulicunitshroudintheorder
listedwithFigure53,togainaccesstothefrontspark
plug.
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