Operator's Manual

g017704
3
4
5
Figure24
1.Associate4.RX
2.Disassociate5.LINK
3.TX
ServicingtheSparkPlugs
Ensurethattheairgapbetweenthecenterandside
electrodesiscorrectbeforeinstallingthesparkplug.
Useasparkplugwrenchforremovingandinstallingthe
sparkplugsandagappingtool/feelergaugetocheckand
adjusttheairgap.Installanewsparkplugsifnecessary.
Type:Champion®RC12YC,Champion®Platinum
3071orequivalent
AirGap:0.030inch(0.76mm)
CheckingtheSparkPlugs
ServiceInterval:Every200hours
1.Lookatthecenterofthesparkplugs(Figure25).
Ifyouseelightbrownorgrayontheinsulator,the
engineisoperatingproperly.Ablackcoatingonthe
insulatorusuallymeansthattheaircleanerisdirty.
Figure25
1.Centerelectrodeinsulator3.Airgap(nottoscale)
2.Sideelectrode
Important:Alwaysreplacethesparkplugs
whenithasablackcoating,wornelectrodes,an
oilylm,orcracks.
2.Checkthegapbetweenthecenterandsideelectrodes
(
Figure25).Bendthesideelectrode(Figure25)if
thegapisnotcorrect.
RemovingtheSparkPlugs
1.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
2.Disconnectthewiresfromthesparkplugs
(
Figure26).
Figure26
1.Spark-plugwire2.Sparkplug
3.Cleanaroundthesparkplugstopreventdirtfrom
fallingintotheengineandpotentiallycausing
damage.
4.Removethesparkplugsandthemetalwashers.
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