Alwaysstopengine,disconnectsparkplugwire, andgroundagainstengine
beforeperforming anytype of maintenanceonyour machine.
GENERALRECOMMENDATIONS
Alwaysobservesafetyruleswhenperforminganymaintenance.
Thewarrantyonthislawnmowerdoesnotcoveritemsthat havebeen
subjectedto operatorabuseornegligence.Toreceivefull valuefrom
warranty,operatormustmaintaintheequipmentas
instructedhere.
Changingof engine-governedspeedwill voidenginewarranty.
Alladjustmentsshouldbecheckedatleastonceeachseason.
Periodicallycheckallfastenersandmakesurethesearetight.
ENGINEMAINTENANCE
SparkPlug
Forgoodperformance,thesparkplugmustbeproperlygappedandfreeof
deposits.Replacethesparkplugannually.
1. Disconnectthecapfromthesparkplug,andremoveanydirt fromthespark
plugarea.
2. Usethe propersizesparkplugwrenchto removethesparkplug.
NOTE:Replacewith aChampionRJ2YXLEsparkplug.
3. Checkthegapwitha wiregauge.SeeFigure15.Sparkpluggapshouldbe
0.020in(0.51mm).If necessary,resetthegap.
4. Installandtightenthesparkplugtotherecommendedtorque(180Ib-in [20
Nm]).
5. Attachthesparkplugcapto thesparkplug.
Air Cleaner
Adirtyaircleanerwill restrictairflow to thecarburetorandcausepoorengine
performance.Inspectthefilter eachtimetheengineisoperated.Youwill needto
cleanthefiltermorefrequentlyif youoperatetheengineinverydustyareas.
Cleantheaircleanerevery25hoursofoperationoroncea season.Replacetheair
cleanerannually.
f
Electrode
Figure15
.J
f
Figure16
Neverstart orrun the enginewith the aircleanerassemblyor theair filter
removed.
NOTE:Donotusepressurizedairorsolventsto cleanthefilter. Pressurizedaircan
damagethefilter andsolventswill dissolvethefilter.
1. Loosenthefastenerthat holdsthecoverandtilt plastichousingcoveronside
ofenginedown.SeeFigure16.
2. Removeairfilterfromplastichousingcover.
3. Toloosendebris,gentlytapthefilterona hardsurface.If thefilteris
excessivelydirty, replacewith a newfilter.
4. Insertcover'stabsintoslotsinbottomof base.
5. Tiltcoverupintoplaceandsecurewith fastener.
15
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