Toro Multi Pro 1750 - Changing the Spark Plugs

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Figure38
1.Oillter2.Oil-drainplug
6.Whentheoilhasdrainedcompletely,replacethe
drainplugandtorqueitto13.6N∙m(10ft-lb).
7.Disposeoftheusedoilatacertiedrecycling
center.
8.Slowlypourapproximately80%ofthespecied
amountofoilintotheoilllertube(Figure37).
9.Checktheoillevel.
10.Slowlyaddadditionaloiltobringtheoillevelto
theFULLmarkonthedipstick.
Important:Overllingthecrankcasewithoil
maycauseenginedamage.
ChangingtheEngine-OilFilter
ServiceInterval:Every100hours
1.Draintheoilfromtheengine;refertoChanging
theEngineOil(page43),steps1through7.
2.Removetheoillter(Figure38).
3.Wipethelteradaptergasketsurface.
4.Applyathincoatofnewoiltotherubbergasket
onthereplacementlter.
5.Installthereplacementoilltertothelter
adapter.Turntheoillterclockwiseuntilthe
rubbergasketcontactsthelteradapter,then
tightenthelteranadditional1/2turn(Figure
38).
6.Fillthecrankcasewiththecorrecttypeofnew
oil;refertoChangingtheEngineOil(page43),
steps8through10.
7.Disposeoftheusedoillteratacertied
recyclingcenter.
ChangingtheSparkPlugs
ServiceInterval:Every200hours
Type:ChampionRC-12YC(orequivalent)
AirGap:0.76mm(0.030inch)
Makesurethattheairgapbetweenthecenterand
sideelectrodesiscorrectbeforeinstallingthespark
plugs.Useaspark-plugwrenchforremovingand
installingthesparkplugsandagappingtool/feeler
gaugetocheckandadjusttheairgap.
RemovingtheSparkPlugs
1.Positionthemachineonalevelsurface,engage
theparkingbrake,shutoffthesprayerpump,
shutofftheengine,andremovethekey.
2.Releasethelatchonthebackoftheseatandlift
theseatforward.
3.Pullthewiresoffthesparkplugs(Figure39).
4.Cleanaroundthesparkplugstopreventdirt
fromfallingintotheengineandpotentially
causingdamage.
5.Removethesparkplugsandmetalwashers.
g001985
Figure39
1.Spark-plugwire2.Sparkplug
CheckingtheSparkPlugs
1.Lookatthecenterofthesparkplugs(Figure40).
Note:Ifyouseealightbrownorgraycoating
ontheinsulator,theengineisoperatingproperly.
Ablackcoatingontheinsulatorusuallymeans
thattheaircleanerisdirty.
Important:Donotcleanthesparkplugs.
Alwaysreplaceasparkplugwhenithasa
blackcoating,wornelectrodes,anoilylm,
orcracks.
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