Exmark SD270SB20 - Periodic Maintenance; Check Engine Oil Level; Check the Blades

Maintenance
PeriodicMaintenance
CheckEngineOilLevel
ServiceInterval:Beforeeachuseordaily
1.Stopengineandwaitforallmovingpartstostop.
Makesureunitisonalevelsurface.
2.Checkwithenginecold.
3.Cleanareaarounddipstick.Removedipstick
andwipeoiloff.Reinsertthedipstickaccording
totheenginemanufacturer'srecommendations.
Removethedipstickandreadtheoillevel.
4.Iftheoillevelislow,wipeofftheareaaroundthe
oilllcap,removecapandlltothe“FULL”
markonthedipstick.Exmark4-CyclePremium
EngineOilisrecommended;refertotheEngine
Owner'smanualforanacceptablealternative.Do
Notoverll.
Important:DoNotoperatetheenginewiththe
oillevelbelowthe“LOW”(or“ADD”)markon
thedipstick,oroverthe“FULL”mark.
ChecktheBlades
ServiceInterval:Beforeeachuseor
daily—Checktheblades
forwearordamage.
Whenthecuttingbladesareworndownandno
longerfunctioningproperly,replacethem,asfollows:
Important:Performthisprocedurewhenthe
fueltankisemptyornearlyempty.
1.Stopengine,waitforallmovingpartstostop,and
removesparkplugwire.Engageparkingbrake.
2.Drainthegasolinefromthefueltank.Referto
EmptyingtheFuelTanksection.
3.Removethefourbolts,lockwashers,andtwo
spacerssecuringthebeltcovertotheleftsideof
themachineandremovethecover.
4.Removethebladedrivebeltfromthemachine.
5.Tiltthemachinerearwarduntiltheupperhandle
restsonthegroundandplaceajackstandunder
theunit.
Note:Itwilltaketwopeopletotipthemachine
rearwardsafely.
CAUTION
Raisingtheunitforserviceormaintenance
relyingsolelyonmechanicalorhydraulic
jackscouldbedangerous.Themechanicalor
hydraulicjacksmaynotbeenoughsupport
ormaymalfunctionallowingtheunittofall,
whichcouldcauseinjury.
DoNotrelysolelyonmechanicalorhydraulic
jacksforsupport.Useadequatejackstands
orequivalentsupport.
6.Lowerthecuttingbladestothelowestposition.
7.Spinthecuttingbladeassembly.Itshouldspin
freely.Ifitmakeagrindingnoiseandishalting,
thebearingsareworn;replacethemwhenthe
bladesarereplaced.
8.Inspectthebladesfordamageandwearand
replaceasrequired.
DANGER
Awornordamagedbladecanbreak.A
pieceofthebladecouldbethrownintothe
operator’sorbystander’sarea,resultingin
seriouspersonalinjuryordeath.
•Inspectthebladeperiodicallyforwearor
damage.
•Replaceawornordamagedblade.
9.Removethefourcarriageboltsandlocknuts
securingthecuttingbladeassembly(see
Figure12)andremoveitfromthemachine
mountingbracket.
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