Toro 34225 - Servicing the Spark Plug; Cleaning the Spark Arrester

6.Handtightenthedipstickintothellerneck
(Figure67).
ServicingtheSparkPlug
SparkPlugSpecication
Sparkplugtype:Champion®RC12YC,Kohler®12
13202-S,orKohler2513214-S(RFIcompliant)
RemovingtheSparkPlug
1.Preparethemachineformaintenance;referto
PreparingtheMachine(page51).
2.RemovethesparkplugasshowninFigure69.
g033508
g008791
Figure69
CheckingtheSparkPlug
Spark-pluggap:0.76mm(0.030inch)
Important:Donotcleanthesparkplug(s).
Alwaysreplacethesparkplug(s)whenithasa
blackcoating,wornelectrodes,anoilylm,or
cracks.
Ifyouseelightbrownorgrayontheinsulator,the
engineisoperatingproperly.Ablackcoatingonthe
insulatorusuallymeanstheaircleanerisdirty.
Useagappingtool/feelergaugetocheckandadjust
theairgapto0.76mm(0.030inch).
g008794
Figure70
InstallingtheSparkPlug
Tightenthesparkplugasfollows:
•Newsparkplug—12to15N∙m(8.7to10.8ft-lb)
•In-servicesparkplug—23to27N∙m(16.6to19.5
ft-lb)
g008795
Figure71
CleaningtheSparkArrester
Requiredparts:mufergasket;refertotheparts
catalogforyourengine.
1.Removethe2angeboltsthatsecurethe
mufertotheexhaust-outletangeofthe
engine,andremovethemufer(Figure72).
Note:Discardtheoldmufergasket.
g259313
Figure72
55