Toro TimeCutter Z5020 74372 - Spark Plug Service; Spark Plug Removal and Check

G005298
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2
Figure26
1.Oillter
2.Adapter
11.Applyathinlmofcleanoiltotherubbergasketon
thenewlter.
12.Installthereplacementoilltertotheadapter.
Turntheoillterclockwiseuntiltherubbergasket
contactsthepad,thentightenthelteranadditional
3/4to1turn(Figure26).Wipeupanyexcessoil
ontheframe.
13.Whenoilhasdrainedcompletely,installtheoildrain
plug.Tightentheplugto14N⋅m(125in-lb)torque.
Wipeupanyexcessoil(Figure25).
Note:Disposeoftheusedoilatarecyclingcenter.
14.Slowlypourapproximately80%ofthespeciedoil
intothellertube(Figure24).
15.Installtheoilllcap/dipstick(Figure24).
16.Checktheoillevel(Figure24);refertoChecking
theOilLevel.
17.Slowlyaddadditionaloiltobringittothefullmark.
18.Installtheoilllcap/dipstickandscrewtight
(Figure24).
ServicingtheSparkPlug
ServiceInterval:Every200hours—Checkspark
plug(s)conditionandgap.
Every500hours—Replacethespark
plug(s).
ThesparkplugisRFIcompliant.Equivalentalternate
brandplugscanalsobeused.Sparkplugreplacementis
recommendedat500hours.
Type:ChampionXC12YC(orequivalent)
AirGap:0.030inch(0.76mm)
RemovingtheSparkPlug
1.Disengagethebladecontrolswitch,movethe
motioncontrolsoutwardtotheparkposition,stop
theengine,andremovethekey.
2.Beforeremovingthesparkplug(s),cleanthearea
aroundthebaseoftheplugtokeepdirtanddebris
outoftheengine.
Pullthewireoffofthesparkplug(s)(Figure27).
3.Cleanaroundthesparkplug(s)topreventdirt
fromfallingintotheengineandpotentiallycausing
damage.Removethesparkplug(s)andmetalwasher.
Figure27
1.Sparkplugandwirelocations
CheckingtheSparkPlug
1.Lookatthecenterofthesparkplug(Figure28).
Ifyouseelightbrownorgrayontheinsulator,the
engineisoperatingproperly.Ablackcoatingonthe
insulatorusuallymeanstheaircleanerisdirty.
Important:Nevercleanthesparkplug.Always
replacethesparkplugwhenithasablack
coating,wornelectrodes,anoilylm,orcracks.
2.Checkthegapbetweenthecenterandsideelectrodes
(Figure28).Bendthesideelectrode(Figure28)if
thegapisnotcorrect.
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