Toro 07360 - Replacing Spark Plugs

Figure49
1.Engineoillter
4.Addoiltocrankcase,refertoCheckEngineOil.
ReplacingSparkPlugs
ServiceInterval:Every400hours
Replacesparkplugstoassureproperengineperformance
andreduceexhaustemissionlevel.
CorrectsparkplugtouseisaChampionRC14YCor
NGKBPR4ES.
Recommendedairgapis.032”.
Note:Thesparkplugusuallylastsalongtime;however,
theplugshouldberemovedandcheckedwheneverthe
enginemalfunctions.
1.Cleanareaaroundsparkplugssoforeignmatter
cannotfallintocylinderwhensparkplugisremoved.
2.Pullsparkplugwiresoffsparkplugsandremove
plugsfromcylinderhead.
3.Checkconditionofsideelectrode,centerelectrode,
andcenterelectrodeinsulatortoassurethereisno
damage.
Important:Acracked,fouled,dirtyorotherwise
malfunctioningsparkplugmustbereplaced.
Donotsandblast,scrape,orcleanelectrodesby
usingawirebrushbecausegritmayeventually
releasefromtheplugandfallintothecylinder.
Theresultisusuallyadamagedengine.
Figure50
1.Airgapat.032”
4.Setairgapbetweencenterandsideofelectrodesat
.040”.Installcorrectlygappedsparkplugandtighten
plugto18–22ft–lb.Iftorquewrenchisnotused,
tightenplugrmly.
5.Installsparkplugwires.
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