Toro 04054 - Servicing the Spark Plug

removedirt,butdonottwistit,asthefoam
maytear.
B.Drythefoamelementbywrappingitin
acleanrag.Squeezetheragandfoam
elementtodryit,butdonottwistit,asthe
foammaytear.
C.Saturatethefoamelementwithclean
engineoil.Squeezetheelementtoremove
excessoilandtodistributetheoil.
Note:Afoamelementthatisdampwith
oilisdesirable.
g016985
Figure32
1.Wingnut4.Foamelement
2.Air-cleanercover5.Paperelement
3.Plasticwingnut
5.Checktheconditionofthepaperelement.Clean
itbygentlytappingorreplaceitasnecessary.
Important:Donotusecompressedairto
cleanthepaperelement.
6.Installthefoamelement,paperelement,and
air-cleanercover.
Important:Donotoperatetheengine
withouttheair-cleanerelement,asextreme
enginewearanddamagecanresult.
ServicingtheSparkPlug
ServiceInterval:Every100hours
UseanNGKBR6HSsparkplugorequivalent.The
correctairgapis0.6to0.7mm(0.024to0.028inch).
1.Pullthemoldedwireoffthesparkplug(Figure
33).
g016986
Figure33
1.Spark-plugwire
2.Cleanaroundthesparkplugandremovethe
plugfromthecylinderhead.
Important:Replaceacracked,fouled,or
dirtysparkplug.Donotsandblast,scrape,
orcleantheelectrodesbecauseengine
damagecouldresultfromgritenteringthe
cylinder.
3.Settheairgapat0.6to0.7mm(0.024to0.028
inch)asshowninFigure34.Installthecorrectly
gappedsparkplugandtightenitrmlyto23
N∙m(17ft-lb).
g019300
Figure34
1.Center-electrodeinsulator
3.Airgap—0.6to0.7mm
(0.024to0.028inch)
2.Sideelectrode
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