Operator's Manual

ServicingtheAirCleaner
ReplacingtheAirFilter
ServiceInterval:Every200hours(moreoftenin
dustyconditions).
Note:Changingtheairlterbeforeitisnecessary
onlyincreasesthechanceofdirtenteringtheengine
whenthelterisremoved.
1.Parkthemachineonalevelsurface,lowerthe
attachment,movethecontrolhandlestothe
neutral-lockedposition,engagetheparking
brake,shutofftheengine,andremovethekey.
2.Releasethelatchessecuringtheair-cleaner
covertotheair-cleanerbody(Figure42).
g023446
Figure42
1.Latch(2)3.Cover
2.Airlter
4.Dirt-ejectionport
3.Removethecoverfromtheair-cleanerbody.
4.Removetheoldlter,andinstallthenewlter.
Note:Inspectthenewlterforshipping
damage,checkingthesealingendofthelter
andthebody.Donotuseadamagedelement.
Insertthenewlterbyapplyingpressuretothe
outerrimoftheelementtoseatitinthecanister.
Donotapplypressuretotheexiblecenterof
thelter.
Note:Donotcleantheusedelement,because
itcandamagetheltermedia.
5.Cleanthedirt-ejectionportlocatedinthe
removablecover.
6.Installthecoversothatthedirt-ejectionport
pointsdownward.
7.Securethelatches.
8.Checkthewholeintakesystemforleaks,
damage,orloosehoseclamps.
ServicingtheSparkPlugs
ServiceInterval:Every100hours
Type:NGKBPR4ES(orequivalent)
Gap:0.76mm(0.030inch)
Note:Thesparkplugsusuallylastalongtime;
however,youshouldcheckthemwhenevertheengine
malfunctions.
1.Parkthemachineonalevelsurface,lowerthe
attachment,movethecontrolhandlestothe
neutral-lockedposition,engagetheparking
brake,shutofftheengine,andremovethekey.
2.Cleantheareaaroundeachofthespark
plugssothatforeignmattercannotfallintothe
cylinderswhenyouremovethesparkplugs.
g023447
Figure43
1.Spark-plugwires
3.Disconnectthespark-plugwiresfromthespark
plugs,andremovetheplugsfromthecylinder
heads.
4.Checktheconditionofthesideelectrode,the
centerelectrode,andtheinsulatortoensure
thatthereisnodamage.
Important:Replacethesparkplugsif
theyarecracked,fouled,dirty,orotherwise
malfunctioning.Donotcleantheelectrodes,
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