Toro MB TX 2500S - Removing the Spark Plug; Installing the Spark Plug; Checking the Spark Plug; Cleaning the Blower Housing

RemovingtheSparkPlug
1.Parkthemachineonalevelsurface,move
themotion-controlleverstotheNEUTRAL-LOCK
position,engagetheparkingbrake,andlower
thehopper.
2.Shutofftheengineandremovethekey.Allow
theenginetocool.
3.Beforeremovingthesparkplug(s),cleanthe
areaaroundthebaseoftheplugtokeepdirt
anddebrisoutoftheengine.
4.Removethesparkplug(Figure30).
g027478
Figure30
CheckingtheSparkPlug
Important:Donotcleanthesparkplug(s).
Alwaysreplacethesparkplug(s)whenithas:a
blackcoating,wornelectrodes,anoilylm,or
cracks.
Note:Ifyouseelightbrownorgrayontheinsulator,
theengineisoperatingproperly.Ablackcoatingon
theinsulatorusuallymeanstheaircleanerisdirty.
Setthegapto0.76mm(0.03inch).
g027479
Figure31
InstallingtheSparkPlug
g028109
Figure32
Important:Ensurethatthesparkplugis
tightenedtothecorrecttorquespecication.A
loosesparkplugmaycausethecylinderheadto
overheat,whileanovertightenedsparkplugmay
causedamagetothethreadsinthecylinderhead.
CleaningtheBlower
Housing
Every100hours/Yearly(whichevercomesrst)
Toensurepropercooling,ensurethatthegrass
screen,coolingns,andotherexternalsurfacesofthe
enginearekeptcleanatalltimes.
Ensurethatthecoolingshroudsareinstalled.
Important:Operatingtheenginewithablocked
grassscreen,dirtyorpluggedcoolingns,and/or
coolingshroudsremovedcausesenginedamage
duetooverheating.
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