Toro TX 427 Series - Servicing the Spark Plugs

Figure38
1.Oildrainvalve
5.Whentheoilhasdrainedcompletely,replacetheplug.
Note:Disposeoftheusedoilatacertiedrecycling
center.
6.Removetheoilllcapandslowlypourapproximately
80%ofthespeciedamountofoilinthroughthe
valvecover.
7.Checktheoillevel;refertoCheckingtheEngine-Oil
Level(page17).
8.SlowlyaddadditionaloiltobringtheleveltotheF
(Full)markonthedipstick.
9.Replacethellcap.
ChangingtheOilFilter
1.Draintheoilfromtheengine;refertoChangingthe
Oil(page30).
2.Placeashallowpanorragundertheltertocatchoil.
3.Removetheoldlter(Figure39)andwipethesurface
ofthelteradaptergasket.
Figure39
1.Oillter
4.Pournewoilofthepropertypethroughthecenter
holeofthelter.Stoppouringwhentheoilreaches
thebottomofthethreads.
5.Allow1to2minutesfortheoiltobeabsorbedbylter
material,thenpourofftheexcessoil.
6.Applyathincoatofnewoiltotherubbergasketon
thereplacementlter.
7.Installthereplacementoilltertothelteradapter.
Turntheoillterclockwiseuntiltherubbergasket
contactsthelteradapter,thentightenthelteran
additional1/2turn.
8.Fillthecrankcasewiththepropertypeofnewoil;refer
toChangingtheOil(page30).
ServicingtheSparkPlugs
ServiceInterval:Every200hours—Checkthesparkplugs.
Ensurethattheairgapbetweenthecenterandsideelectrodes
iscorrectbeforeinstallingeachsparkplug.Useaspark-plug
wrenchforremovingandinstallingthesparkplugsanda
gappingtool/feelergaugetocheckandadjusttheairgap.
Installnewsparkplugsifnecessary.
Type:ChampionXC12YC,orequivalent.AirGap:0.75mm
(0.03inch)
RemovingtheSparkPlugs
1.Lowertheloaderarms,shutofftheengine,andremove
thekey.
2.Openthehood.
3.Pullthewiresoffthesparkplugs(Figure40).
Figure40
1.Spark-plugwire2.Sparkplug
4.Cleanaroundthesparkplugs.
5.Removebothsparkplugsandmetalwashers.
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