Maintenance
toobtaintheproperHighAltitudeKitand
high-altitudelabelforyourmachine.Tolocatea
dealerconvenienttoyou,accessourwebsiteat
http://www.Exmark.comorcontactourExmark
CustomerCareDepartmentatthenumber(s)
listedinyourEmissionControlWarranty
Statement.Removethekitfromtheengine
andrestoretheenginetoitsoriginalfactory
congurationwhenrunningtheengineunder
5,000ft(1500m).DoNotoperateanengine
thathasbeenconvertedforhigh-altitudeuseat
aloweraltitudes;otherwise,youcouldoverheat
anddamagetheengine.Ifyouareunsure
whetherornotyourmachinehasbeenconverted
forhighaltitudeuse,lookforthefollowinglabel:
g032724
Figure27
HighAltitudeLabel
1.Note:Theengineonthisproducthasbeenmodiedfor
useatabove5,000feetelevation.Ifusingbelow5,000
feet,itmustberevisedbacktooriginalspecications.
ServicingtheAirCleaner–Exmark
452ccEngine
ServiceInterval:Beforeeachuseor
daily—Checkandclean
theaircleanerfoam
element(moreoften
underextremelydusty,
dirtyconditions)(Exmark
452ccengine).
Every50hours—Replace
theaircleanerpaper
element(moreoftenunder
extremelydusty,dirty
conditions)(Exmark452cc
engine).
Checktheaircleanerdailyorbeforestartingthe
engine.Checkforabuildupofdirtanddebrisaround
theaircleanersystem.Keepthisareaclean.Also
checkforlooseordamagedcomponents.Replaceall
bentordamagedaircleanercomponents.
Note:Operatingtheenginewithlooseordamaged
aircleanercomponentscouldallowunlteredairinto
theenginecausingprematurewearandfailure.
Note:Servicetheaircleanermoreoftenunder
extremelydusty,dirtyconditions.
RemovingtheFoamandPaperElements:
1.Parkthemachineonalevelsurfaceanddisengage
thebladecontrolswitch.
2.Movethemotioncontrolleversouttotheneutral
lockposition,engageparkingbrake,stopthe
engine,removethekey,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
3.Cleanaroundtheaircleanercovertopreventdirt
fromgettingintotheengineandcausingdamage.
4.Removetheaircleanercoverbyunscrewingthe
twoknobs(seeFigure28).
g029205
Figure28
1.Aircleanercover2.Knobs
5.Carefullyremovethefoamandpaperlter
elementsfromtheaircleanerhousing.
38