MTD 11A-A03P799 Owner's manual

Brand: MTD

Model: 11A-A03P799

Category: Lawnmowers

Type: Owner's manual

This manual is also suitable for

Operator's Manual

CRRFr MRN

21" LAWN MOWER

Model No. 247.370000

CAUTION" Before using this

product, read this manual and

follow all safety rules and operating

instructions.

,, SAFETY

o ASSEMBLY

OPERATION

MAINTENANCE

PARTS LIST

o ESPANOL

Sears Brands Management Corporation, Hoffman Estates, IL 60179, U.S.A.

Visit our website: www.craftsman.com FormI/o 769-07571A

(October1,2012)

WarrantyStatement.............................. Page2

SafetyInstructions............................ Pages3-6

SlopeGuide..................................... Page7

Assembly.................................... Pages8-10

Operation.................................. Pages11-13

ServiceandMaintenance.................... Pages14-17

Off-SeasonStorage.............................. Page18

Troubleshooting................................ Page19

PartsList.................................... Page20-29

Espa_ol........................................ Page33

ServiceNumbers............................ BackCover

CRAFTSMANTWOYEARFULLWARRANTY

Fortwoyearsfromthedateofpurchase,thisproductiswarrantedagainstanydefectsinmaterialorworkmanship.Defectiveproductwillreceivefreerepair

orfreereplacementifrepairisunavailable.

Forwarrantycoveragedetailstoobtainrepairorreplacement,visitthewebsite:www.craftsman.com.

ThiswarrantycoversONLYdefectsinmaterialandworkmanship.WarrantycoveragedoesNOTinclude:

, Expendableitemswhichcanwearoutfromnormalusewithinthewarrantyperiod,suchasmowerblades,bladeadapters,belts,filters,orsparkplugs.

, Productdamageresultingfromuserattemptsatproductmodificationorrepairorcausedbyproductaccessories.

, Repairsnecessarybecauseofaccidentorfailuretooperateormaintaintheproductaccordingtoallsuppliedinstructions.

, Preventativemaintenanceorrepairsnecessaryduetoimproperfuelmixture,contaminatedorstalefuel.

Thiswarrantyisvoidifthisproductiseverusedwhileprovidingcommercialservicesorifrentedtoanotherperson.

Thiswarrantygivesyouspecificlegalrights,andyoumayalsohaveotherrightswhichvaryfromstatetostate.

SearsBrandsManagementCorporation,HoffmanEstates,IL60179

Engine Oil: SAE 30

Fuel: Unleaded Gasoline

Engine: Briggs & Stratton

Model Number

Serial Number

Date of Purchase

Record the model number, serial number,

and date of purchase above.

Thissymbolpointsout importantsafetyinstructionswhich,ifnot

followed,couldendangerthe personalsafetyand/orproperty of

yourselfand others.Readandfollow all instructionsinthismanual

beforeattempting to operatethis machine.Failureto complywith these

instructionsmayresultinpersonalinjury.Whenyouseethissymbol,HEED

ITSWARNING!

CALIFORNIA PROPOSITION 65

EngineExhaust,someofits constituents,andcertainvehiclecomponents

containor emit chemicalsknowntoStateof Californiatocausecancerand

birth defectsorother reproductiveharm.

Thismachinewasbuilt tobeoperatedaccordingtothesafeoperation

practicesinthismanual.Aswith anytype of powerequipment,

carelessnessorerroronthe part ofthe operatorcanresultinseriousinjury.

Thismachineiscapableof amputatingfingers, hands,toesandfeet and

throwingdebris.Failuretoobservethefollowing safety instructionscould

resultinseriousinjuryor death.

Your Responsibility--Restrict theuseofthis powermachineto

personswhoread,understandandfollow thewarningsand instructionsin

thismanualandonthe machine.

SAVETHESEINSTRUCTIONS!

GENERAL OPERATION

Readthisoperator'smanualcarefullyinitsentiretybeforeattemptingto

assemblethismachine.Read,understand,andfollowallinstructionsonthe

machineandinthemanualsbeforeoperation.Keepthismanualinasafe

placefor futureandregularreferenceandfororderingreplacementparts

Becompletelyfamiliarwith thecontrolsandtheproperuseofthismachine

beforeoperatingit.

Thismachineisaprecisionpieceofpowerequipment,notaplaything.

Therefore,exerciseextremecautionatalltimes.Thismachinehasbeen

designedtoperformonejob:tomowgrass.Donotuseitforanyother

purpose.

Neverallowchildrenunder14yearsofagetooperatethis machine.Children

14andovershouldreadandunderstandtheinstructionsandsafeoperation

practicesinthismanualandonthemachineandshouldbetrainedand

supervisedbyanadult.

Onlyresponsibleindividualswhoarefamiliarwith theserulesofsafe

operationshouldbeallowedtousethismachine.

Thoroughlyinspecttheareawheretheequipmentistobeused.Removeall

stones,sticks,wire,bones,toysandotherforeignobjects,whichcouldbe

trippedoverorpickedupandthrownbytheblade.Thrownobjectscancause

seriouspersonalinjury.

Planyourmowingpatterntoavoiddischargeofmaterialtowardroads,

sidewalks,bystandersandthelike.Also,avoiddischargingmaterialagainst

awallorobstruction,whichmaycausedischargedmaterialtoricochetback

towardtheoperator.

Tohelpavoidbladecontactorathrownobjectinjury,stayinoperatorzone

behindhandlesandkeepchildren,bystanders,helpersandpetsatleast75

feetfrommowerwhileitisinoperation.Stopmachineifanyoneentersarea.

Alwayswearsafetyglassesorsafetygogglesduringoperationandwhile

performinganadjustmentor repairtoprotectyoureyes.Thrownobjects

whichricochetcancauseseriousinjurytotheeyes.

Wearsturdy,rough-soledworkshoesandclose-fittingslacksandshirts.

Shirtsandpantsthatcoverthearmsandlegsandsteel-toedshoesare

recommended.Neveroperatethismachineinbarefeet,sandals,slipperyor

light-weight(e.g.canvas)shoes.

Donotputhandsorfeetnearrotatingpartsorunderthecuttingdeck.

Contactwith bladecanamputatefingers,hands,toesandfeet.

Amissingordamageddischargecovercancausebladecontactorthrown

objectinjuries.

Manyinjuriesoccurasaresultofthemowerbeingpulledoverthefoot

duringafallcausedbyslippingortripping.Donotholdontothemowerif

youarefalling:releasethehandleimmediately.

Neverpullthemowerbacktowardyouwhileyouarewalking.Ifyoumust

backthemowerawayfromawallorobstructionfirstlookdownandbehind

toavoidtrippingandthenfollowthesesteps:

a. Stepbackfrom mowertofullyextendyourarmsforward.

b. Besureyouarewellbalancedwith surefooting.

c. Pullthemowerbackslowly,nomorethanhalfwaytowardyou.

d. Repeatthesestepsasneeded.

Donotoperatethemowerwhileundertheinfluenceofalcoholordrugs.

Donotengagetheself-propelledmechanismonmachinessoequipped

whilestartingengine.

Thebladecontrolhandleisasafetydevice.Neverattempttobypassits

operation.Doingsomakesthesafetydeviceinoperativeandmayresultin

personalinjurythroughcontactwith therotatingblade.Thebladecontrol

handlemustoperateeasilyinbothdirectionsandautomaticallyreturntothe

disengagedpositionwhenreleased.

Neveroperatethemowerinwetgrass.Alwaysbesureofyourfooting.A

slipandfall cancauseseriouspersonalinjury.Ifyoufeelyouarelosingyour

footing,releasethebladecontrolhandleimmediatelyandthebladewill

stoprotatingwithin threeseconds.

Mowonlyindaylightorgoodartificiallight.Walk,neverrun.

Stopthebladewhencrossinggraveldrives,walksorroads.

Iftheequipmentshouldstarttovibrateabnormally,stoptheengineand

checkimmediatelyforthecause.Vibrationisgenerallyawarningoftrouble.

Shuttheengineoffandwaituntilthebladecomestoacompletestopbefore

removingthegrasscatcheroruncloggingthechute.Thecuttingblade

continuestorotateforafewsecondsafterthebladecontrolisreleased.

Neverplaceanypartofthebodyinthebladeareauntilyouaresurethe

bladehasstoppedrotating.

Neveroperatemowerwithoutpropertrailshield,dischargecover,grass

catcher,bladecontrolhandleorothersafetyprotectivedevicesinplaceand

working.Neveroperatemowerwithdamagedsafetydevices.Failuretodo

socanresultinpersonalinjury.

Mufflerandenginebecomehotandcancauseaburn.Donottouch.

Neverattempttomakeawheelorcuttingheightadjustmentwhilethe

engineisrunning.

Onlyusepartsandaccessoriesmadeforthismachinebythemanufactureras

listedinthePartspagesofthisOperator'sManual.Failuretodosocanresult

inpersonalinjury.

Whenstartingengine,pullcordslowlyuntilresistanceisfelt,thenpull

rapidly.Rapidretractionofstartercord(kickback)willpullhandandarm

towardenginefasterthanyoucanletgo.Brokenbones,fractures,bruisesor

sprainscouldresult.

Ifsituationsoccurwhicharenotcoveredinthismanual,usecareandgood

judgement.

SLOPE OPERATION

Slopesareamajorfactorrelatedtoslipandfallaccidents,whichcanresultinsevere

injury.Operationonslopesrequiresextracaution.Ifyoufeeluneasyonaslope,do

notmowit.Foryoursafety,usetheSlopeGuideincludedaspartofthismanualto

measureslopesbeforeoperatingthismachineonaslopedor hillyarea.Iftheslope

isgreaterthan15degrees,donotmowit.

Do:

Mowacrossthefaceofslopes;neverupanddown.Exerciseextremecaution

whenchangingdirectiononslopes.

Watchforholes,ruts,rocks,hiddenobjects,orbumpswhichcancauseyou

tosliportrip.Tallgrasscanhideobstacles.

Alwaysbesureofyourfooting.Aslipandfallcancauseseriouspersonal

injury.If youfeelyouarelosingyourbalance,releasethebladecontrol

handleimmediatelyandthebladewill stoprotatingwithin three(3)

seconds.

Do Not:

Donotmowneardrop-offs,ditchesorembankments,becauseyoucould

loseyourfootingor balance.

Donotmowslopesgreaterthan15degreesasshownontheslopeguide.

Donotmowonwetgrass.Unstablefootingcouldcauseslipping.

CHILDREN

Tragicaccidentscanoccuriftheoperatorisnotalerttothepresenceofchildren.

Childrenareoftenattractedtothemowerandthemowingactivity.Theydonot

understandthedangers.Neverassumethatchildrenwill remainwhereyoulastsaw

them.

Keepchildrenoutofthemowingareaandunderwatchfulcareofa

responsibleadultotherthantheoperator.

Bealertandturnmoweroff ifachildentersthearea.

Beforeandwhilemovingbackwards,lookbehindanddownforsmall

children.

Useextremecarewhenapproachingblindcorners,doorways,shrubs,trees,

orotherobjectsthat mayobscureyourvisionofachildwhomayrunintothe

mower.

Keepchildrenawayfromhotorrunningengines.Theycansufferburnsfrom

ahotmuffler.

Neverallowchildrenunder14yearsofagetooperatethismachine.Children

14andovershouldreadandunderstandtheinstructionsandsafeoperation

practicesinthismanualandonthemachineandbetrainedandsupervised

byanadult.

SERVICE

Safe Handling of Gasoline:

Toavoidpersonalinjuryorpropertydamageuseextremecareinhandling

gasoline.Gasolineisextremelyflammableandthe vaporsareexplosive.

Seriouspersonalinjury canoccurwhengasolineisspilledonyourselfor your

clotheswhichcanignite. Washyourskinandchangeclothesimmediately.

Useonlyanapprovedgasolinecontainer.

Neverfill containersinsideavehicleoronatruckortrailerbedwith aplastic

liner.Alwaysplacecontainersonthegroundawayfromyourvehiclebefore

filling.

Removegas-poweredequipmentfromthetruckortrailerandrefuelit on

theground.Ifthisisnotpossible,thenrefuelsuchequipmentonatrailer

with a portablecontainer,ratherthanfromagasolinedispensernozzle.

Keepthenozzleincontactwiththe rimofthefueltankorcontaineropening

atalltimesuntilfuelingiscomplete.Donotuseanozzlelock-opendevice.

Extinguishallcigarettes,cigars,pipesandothersources

ofignition.

Neverfuelmachineindoorsbecauseflammablevaporswill accumulatein

thearea.

Neverremovegascaporaddfuelwhileengineishotorrunning.Allow

enginetocoolatleasttwo minutesbeforerefueling.

Neverover-fillfueltank.Toallowforexpansionofthefuel,donotfill above

thebottomofthefueltankneck.

Replacegasolinecapandtightensecurely.

Ifgasolineisspilled,wipeit offtheengineandequipment.Movemachineto

anotherarea.Wait5minutesbeforestartingengine.

Neverstorethemachineorfuelcontainernearanopenflame,sparkorpilot

lightasonawaterheater,spaceheater,furnace,clothesdryerorothergas

appliances.

Toreducefire hazard,keepmachinefreeofgrass,leaves,orotherdebris

build-up.Cleanupoilorfuelspillageandremoveanyfuel-soakeddebris.

Allowmachinetocoolatleast5minutesbeforestoring.

General Service:

Neverrunanengineindoorsorinapoorlyventilatedarea.Engineexhaust

containscarbonmonoxide,anodorlessanddeadlygas.

Beforecleaning,repairing,orinspecting,makecertainthebladeandall

movingpartshavestopped.Disconnectthesparkplugwireandground

againsttheenginetopreventunintendedstarting.

Checkthebladeandenginemountingboltsatfrequentintervalsforproper

tightness.Also,visuallyinspectbladefordamage(e.g.,bent,cracked,worn).

Replacebladewith theoriginalequipmentmanufacture's(O.EM.)blade

only,listedinthePartspagesofthismanual.Useofpartswhichdonotmeet

theoriginalequipmentspecificationsmayleadtoimproperperformance

andcompromisesafety!

Mowerbladesaresharpandcancut.Wrapthebladeorweargloves,anduse

extracautionwhenservicingthem.

Keepallnuts,bolts,andscrewstightto besuretheequipmentisin safe

workingcondition.

Nevertamperwith safetydevices.Checktheirproperoperationregularly.

Afterstrikingaforeignobject,stoptheengine,disconnectthesparkplug

wireandgroundagainsttheengine.Thoroughlyinspectthemowerforany

damage.Repairthedamagebeforestartingandoperatingthe mower.

Neverattempttomakeawheelorcuttingheightadjustmentwhilethe

engineisrunning.

Grasscatchercomponents,dischargecover,andtrailshieldaresubjectto

wearanddamagewhichcouldexposemovingpartsorallowobjectstobe

thrown.Forsafetyprotection,frequentlycheckcomponentsandreplace

immediatelywithoriginalequipmentmanufacturer's(O.EM.)partsonly,

listedinthePartspagesofthismanual.Useofpartswhichdonotmeetthe

originalequipmentspecificationsmayleadto improperperformanceand

compromisesafety!

Donotchangetheengine'sgovernorsettingorover-speedtheengine.The

governorcontrolsthemaximumsafeoperatingspeedoftheengine.

Checkfuelline,tank,cap,andfittingsfrequentlyforcracksor leaks.Replace

if necessary.

Donotcrankenginewith sparkplugremoved.

Maintainorreplacesafetyandinstructionlabels,asnecessary.

Observeproperdisposallawsandregulations.Improperdisposaloffluids

andmaterialscanharmtheenvironment.

AccordingtotheConsumerProductsSafetyCommission(CPSC)andtheU.S.

EnvironmentalProtectionAgency(EPA),thisproducthasanAverageUseful

Lifeofseven(7)years,or140hoursofoperation.AttheendoftheAverage

UsefulLifehavethemachineinspectedannuallybya Searsorotherqualified

servicedealertoensurethat allmechanicalandsafetysystemsareworking

properlyandnotwornexcessively.Failuretodosocanresultinaccidents,

injuriesordeath.

DO NOT MODIFY ENGINE

Toavoidseriousinjuryordeath,do notmodifyengineinanyway.Tampering

with thegovernorsettingcanleadtoarunawayengineandcauseitto

operateat unsafespeeds.Nevertamperwith factory settingof engine

governor.

NOTICE REGARDING EMISSIONS

Engineswhkh arecertified to complywith CaliforniaandfederalEPA

emissionregulationsforSORE(SmallOff RoadEquipment)arecertified

to operateonregularunleadedgasoline,and mayincludethefollowing

emissioncontrolsystems:EngineModification(EM),OxidizingCatalyst(OC),

SecondaryAirInjection(SAI)andThreeWayCatalyst(TWC)ifsoequipped.

SPARK ARRESTOR

Thismachineisequippedwith aninternalcombustionengineandshould

not beusedonor nearanyunimprovedforest-covered,brusbcoveredor

grass-coveredlandunlesstheengine'sexhaustsystemisequippedwith a

sparkarrestormeetingapplicablelocalor state laws(if any).

Ifasparkarrestorisused,itshouldbemaintained ineffectiveworkingorder

bythe operator.Inthe Stateof Californiathe aboveisrequiredby law(Section

4442ofthe CaliforniaPublicResourcesCode).Otherstatesmayhavesimilar

laws.Federallawsapply onfederallands.

Asparkarrestorfor the muffler isavailablethrough yournearestSearsParts

andRepairServiceCenter.

SAFETY SYMBOLS

Thispage depicts and describes safety symbols that may appear on this product. Read,understand, and follow all instructions on the machine before

attempting toassembleandoperate.

• ®

imI

READ THE OPERATOR'S MANUAL(S)

Read, understand, and follow all instructions in the manual(s) before attempting to assemble and

operate

DANGER -- ROTATING BLADES

To reduce the risk of injury, keep hands and feet away. Do not operate unless discharge cover or grass

catcher is in its proper place. If damaged, replace immediately.

DANGER -- BYSTANDERS

Do not mow when children or others are around.

DANGER -- HAND/FOOT CUT

Keep hands and feet away from rotating parts.

DANGER-- THROWNDEBRIS

Remove objects that can be thrown by the blade in any direction. Wear safety glasses.

DANGER -- SLOPES

Use extra caution on slopes. Do not mow slopes greater than 15°.

WARNING--GASOLINE ISFLAMMABLE

Allow the engine to cool at least two minutes before refueling.

WARNING-- CARBON MONOXIDE

Never run an engine indoors or in a poorly ventilated area. Engine exhaust contains carbon

monoxide, an odorless and deadly gas.

WARNING-- HOT SURFACE

Engine parts, especially the muffler, become extremely hot during operation. Allow engine and

muffler to cool before touching.

WARNING: Your Responsibility--Restrict the use of this power machine to persons who read, understand and follow

the warnings and instructions in this manual and on the machine.

SAVETHESEINSTRUCTIONS!

(OK)

15° Slope

(TOO STEEP)

15° Slope

_- _. Figure1

USETHiSSLOPEGAUGETODETERMINE

iFA SLOPEiSTOOSTEEPFORSAFEOPERATION!

Tochecktheslope,proceedasfollows:

1. Removethis pageandfold alongthe dashedline.

2. Locateaverticalobjecton or behindthe slope(e.g.a pole,building,fence, tree, etc.)

3. Aligneithersideoftheslopegaugewith theobject(SeeFigure1 andFigure2 ).

4. Adjust gaugeup or downuntil theleftcornertouchestheslope(SeeFigure1 andFigure2).

_O._daShed._fine

If thereis agap belowthe gauge,theslopeistoo steepfor safeoperation(SeeFigure2 above).

Figure2

Slopesare a majorfactor relatedto tip-over and roll-overaccidentswhich can resultin severe injuryor death. Do notoperate machine onslopes

in excessof 15degrees.All slopes requireextracaution.Always mowacrosstheface of slopes, nevermow up and downslopes.

IMPORTAN_Thisunitisshippedwithout gasolineoroil intheengine.Becertainto

serviceenginewithgasolineandoil asinstructedin theOperationsectionbefore

startingorrunningyourmachine.

flOTE:Referencetorightandlefthandsideofthe LawnMowerisobservedfromthe

operatingposition.

OPENINGCARTON

1. Cuteachcornerofthecartonverticallyfromtoptobottom.

2. Removealllooseparts.

3. Removeloosepackingmaterial.

REMOVINGUNITFROMCARTON

1. Liftunitfromthereartodetachit fromunderlyingcartonmaterialandroll

unitoutofcarton.

2. Checkcartonthoroughlyforanyotherlooseparts.

LooseParts In Carton

SideDischargeCover

EngineOil

Assembly

Attaching TheHandle

1. Removeanypackingmaterialwhichmaybebetweenupperandlower

handles.

a. Removewingnutsandcarriageboltshandleasshownin Figure1.

Donotloosenor removeadjacenthexheadscrews.

b. Whilestabilizingmowersoit doesn'tmove,pivotupperhandleupas

shownin Figure2.Donotcrimpcablewhileliftingthehandleup.

RemoveT-boltsfromthehandlebracketsasshownin Figure3.

Figure2

Figure3

,,J

Figure1

3. Followthestepsbelowtocompletehandleassembly:

a. Pullupwardonthehandleuntilholesinlowerhandle(shownin

Figure3deckcutaway)lineupwith holesinhandlebracket.See

Figure4.

NOTE:Whenpullingupwardonhandle,makesuretonotpullhandleallthe

wayout.

b. InserttheT-boltsremovedinstepearlierthroughthehandle

bracketsandlowerhandleandtightensecurelytosecurethehandle

inplace.SeeFigure4.

c. Reattachwingnutsandcarriageboltsremovedearlierintolower

holesofhandleasshownin Figure5.

4. Theropeguideisattachedtotherightsideoftheupperhandle.Loosenthe

wingknobwhichsecurestheropeguide.Referto Figure6.

a. Holdbladecontrolagainstupperhandle.

b. Slowlypullstarterropehandlefromengineandslipstarterropeinto

theropeguide.SeeFigure6.

c. Tightenropeguidewingknob.

d. Usecabletiestosecurebladecontrolcabletolowerhandle.

Figure5

Figure4

Figure6

Attaching SideDischargeCover

Yourmowerisshippedasamulcher.Toconverttosidedischarge,makesuregrass

catcherisoffof theunitandreardischargedoorisclosed.

I. Onthesideofthemower,lift themulchingcover.SeeFigure7.

2. Slidetwo hooksofsidedischargecoverunderhingepinonmulchingcover

assembly.Lowermulchingcover.Donotremovesidemulchingcoveratany

time,evenwhenyouarenotmulching.

Adjustments

CuttingHeight

Thereisacuttingheightadjustmentleverlocatedabovethefrontandrearright

wheel.

1. Pulltheheightadjustmentleveroutwardtowardswheel(unitwilltendto

fallwhenleverismovedoutward).SeeFigure8.

2. Movelevertodesiredpositionforachangeincuttingheight.SeeFigure8.

3. Releaselevertowardsdeck.

IMPORTANT:Allwheelsmustbeplacedinthesameposition.Forroughoruneven

lawns,moveeachheightadjustmentlevertoahigherposition.Thiswillpreventyou

fromcuttingthegrasstooclosetotheground.

SideMulching

Cover

SideDischarge

Figure7

Figure8

Control

Recoil Starter

Primer

Cutting Height

Adjustment

Lever

Side Discharge

Cover

Cutting Height

Adjustment

Lever

Figure9

BladeControl

Thebladecontrolisattachedto theupperhandleofthemower.Depressand

squeezeitagainsttheupperhandletooperatetheunit.Releaseittostopengine

andblade.

SideDischargeCover

Yourmowerisshippedasamulcher.Todischargethegrassclippingstotheside

instead,followtheinstructionsintheAssemblysectionto attachthesidedischarge

cover.

Thisbladecontrol isasafetydevice.Neverattempt to bypassitsoperation.

Cutting HeightAdjustmentLever

Oneadjustmentleverislocatedontherightrearwheelandoneislocatedonthe

rightfrontwheel.Bothlevershaveto beatthesamepositiontoensureauniform

cut.Toadjustthecuttingheight,refertotheAssemblySection.

Mulch Plug

Themulchplugisusedformulchingpurposes.Insteadofcollectingthegrass

clippingsinagrasscatcherorusingthesidedischargechute,somemowermodels

havetheoptionofrecirculatingtheclippingsbacktothelawn.Thisiscalled

mulching.

Keephandsandfeetawayfrom the chuteareaoncutting deck.Referto

warning labelonthe unit.

RecoilStarter

Therecoilstarterisattachedto therightupperhandle.Standbehindtheunitand

pulltherecoilstarterropetostarttheunit.

Primer

Theprimerislocatedinthecenteroftheairfilter.SeeFigure9inset.Theprimeris

usedtopumpgasintothecarburetorandaidinstartingtheengine.

Oilfill Cap/Dipstick

RefertotheMaintenancesectionforinstructionsoncheckingtheoil.

MeetsANSISafety Standards

CraftsmanLawnMowersconformtothesafetystandardoftheAmericanNationalStandardsInstitute(ANSI).

GASANDOILFILL-UP f

IMPORTANT:Thisunitisshippedwithout gasolineoroil intheengine.Becertainto

serviceenginewithgasolineandoil asinstructedin thissectionbeforestartingor

runningyourmachine.

OU(one18ouncebottleshippedwithunit)

FirstTime Use

1. Removeoilfill dipstick(G).SeeFigure10.

2. Withthe moweronlevelground,emptyentirecontentsofoil bottle

providedintotheengineoilfill (H).

3. Replaceoil filldipstickandtighten.

SubsequentUses

Use4-strokemotoroilthatmeetsorexceedstherequirementsfor APIservice

categorySF,SG,SH,SJorhigher.AlwayschecktheAPIservicelabelontheoil

containertobesureit includesthelettersSF,SG,SH,SJorhigher.

Outdoortemperaturesdeterminetheproperoil vBcosityfortheengine.Usethe

charttoselectthebestviscosityfortheoutdoortemperaturerangeexpected.

_ 40

Z>°30

* Below40°F(4°C)theuseofSAE30will resultinhardstarting.

** Above80°F(27°C)theuseof10W-30maycauseincreasedoilconsumption.

Checkoillevelmorefrequently.

1. Checktheoil withtheenginestoppedandlevel.

2. Removetheoilfill dipstickandwipeit clean.

3. Insertandtightentheoilfill dipstick.Removeit tochecktheoillevel.See

Figure10.

4. Iftheoillevelisnearorbelowthelowerlimitmarkonthedipstick,remove

theoilfill dipstick,andfillwith therecommendedoiltotheupperlimit

mark(J).Donotoverfill.

5. Reinstalltheoilfill dipstick.

Gasoline

Figure10

Fuelmustmeettheserequirements:

Clean,fresh,unleadedgasoline.

Aminimumof87octane/87AKI(91RON).

Gasolinewith upto10%ethanol(gasohol)isacceptable.

Refuelinawell-ventilatedareawith theenginestopped.Iftheenginehasbeen

running,allowit tocoolfirst. Neverrefueltheengineinsideabuildingwhere

gasolinefumesmayreachflamesorsparks.

Gasolineishighlyflammable andexplosive,andyoucanbeburnedor

seriouslyinjuredwhen refueling. Stopengineand keepheat,sparks,and

flameaway.Refuelonlyoutdoors.Wipeupspillsimmediately.

Ifyourequipmentwill beusedonaninfrequentorintermittentbasis,please

refertothe OffSeasonStoragesectionforadditionalinformationregardingfuel

deterioration.

NOTE:Fuelcandamagepaintandsometypesofplastic.Becarefulnottospillfuel

whenfillingyourfueltank.

Neverusestaleorcontaminatedgasolineoranoil/gasolinemixture.Avoidgetting

dirt orwaterinthefueltank.

1. Removethefueltankcap.

2. Fillthefueltankwith fuel.Toallowforexpansionofthefuel,donotfill

abovethebottomofthefueltankneck.Donotoverfill.Wipeupspilledfuel

beforestartingtheengine.

3. Installthefueltankcapandtightenituntilitclicks.

4. Movelawnmoweratleast10feetawayfromthefuelcontainer/sourceand

sitebeforestartingtheengine.

Donotuseunapprovedgasolines,suchasE85.Donot mixoil in gasoline

or modifyengineto runonalternatefuels.Thiswill damagethe engine

componentsandvoidthe enginewarranty.

Besurenooneother thanthe operatorisstanding nearthe lawnmower

while starting engineoroperating mower.Neverrunengineindoorsor

inenclosed,poorlyventilated areas.Engineexhaustcontainscarbon

monoxide,anodorlessanddeadlygas.Keephands,feet, hairandloose

clothingawayfrom anymovingpartsonengineandlawn mower.

TOSTARTENGINE

Pushthe primerthreetimes.SeeFigure11.Donotprimetorestartawarm

engine.

NOTE:Ifyoupushtheprimertoomanytimes,excessivefuelwill floodthe

carburetorandtheenginewill bedifficult tostart.

Standingbehindthemower,squeezethebladecontrolhandleagainstupper

handle.

Holdingthesetwo handlestogetherfirmly,grasprecoilstarterhandleand

pullropeslowlyuntilresistanceisfelt,thenpullwitharapid,continuous,full

armstroke.SeeFigure11.Keepingafirmgrip onthestartercordhandle,let

theroperewindslowly.Repeatuntilenginecranks.Lettheroperewindeach

timeslowly.

Figure11

Rapidretractionof startercord(kickback)will pullhandand armtoward

enginefasterthanyoucanlet go.Brokenbones,fractures,bruisesor

sprainscouldresult.

TOSTOPENGINE

1. Releasebladecontroltostoptheengineandblade.

Waitfor thebladetostopcompletelybeforeperforminganyworkonthe

moweror toremovethe grasscatcher.

UsingYourLawn Mower

Besurelawnisclearofstones,sticks,wire,orotherobjectswhichcoulddamage

lawnmowerorengine.Suchobjectscouldbeaccidentlythrownbythemowerin

anydirectionandcauseseriouspersonalinjurytotheoperatorandothers.

Theoperationof anylawn mowercanresultinforeignobjectsbeing

thrown intothe eyes,whichcandamageyoureyesseverely.Always

wearsafety glasseswhile operating the mower,orwhile performingany

adjustmentsor repairson it.

UsingasMulcher

Formulchinggrass,removethesidedischargechutefromthemower.Foreffective

mulching,donotcutwetgrass.Ifthegrasshasbeenallowedtogrowinexcessof

fourinches,mulchingisnotrecommended.Usethegrasscatchertobagclippings

instead.

Ifyoustrikea foreignobject,stoptheengine.Disconnectthe sparkplug

wire,thoroughly inspectmowerfor anydamage,andrepair damage

beforerestarting andoperating.Extensivevibrationofmowerduring

operationisanindicationof damage.Theunit shouldbepromptly

inspectedandrepaired.

MAINTENANCESCHEDULE

EachUse

Beforeperforming anytypeof maintenance/service,disengageall controls

andstopthe engine.Wait until all movingpartshavecometo a complete

stop.Disconnectsparkplug wireand groundit againstthe engineto

preventunintendedstarting.

IstMonthor5hours

Annuallyor25hours

Annuallyor50hours

Annually

BeforeStorage

1. Engineoil level

2. Looseormissinghardware

3. Aircleaner

4. Unitandengine

1. Engineoil

1. Aircleanerf

2. Controllinkages/pivotsandwheels

3. Undersideofmowerdeck

1. Engineoil ff

1. Sparkplug

2. AirCleaner

1. Fuelsystem

Followthemaintenanceschedulegivenbelow.Thischartdescribesservice

guidelinesonly.UsetheServiceLogcolumntokeeptrackofcompleted

maintenancetasks.TolocatethenearestSearsServiceCenterortoscheduleservice,

simplycontactSearsat1-800-4-MY-HOME®.

1. Check

2. Tightenorreplace

3. Check

4. Clean

1. Change

1. Clean

2. Lubewith lightoil

3. Clean

1. Change

I. Replace

2. Replace

1. Runengineuntilitstopsfromlackoffuel,or

addstabilizertoafull tankoffreshfuelprior

tostorage.

Cleanmoreoftenunderdustyconditionsorwhenairbornedebrisispresent.Replaceaircleanerifverydirty.

ff Changeoilevery25hourswhenoperatingtheengineunderheavyloadorinhightemperatures.

Alwaysstopengine,disconnectsparkplugwire, andgroundagainstengine

beforeperforming anytype of maintenanceonyourmachine.

GENERALRECOMMENDATIONS

Alwaysobservesafetyruleswhenperforminganymaintenance.

Thewarrantyonthislawnmowerdoesnotcoveritemsthathavebeen

subjectedtooperatorabuseornegligence.Toreceivefull valuefrom

warranty,operatormustmaintaintheequipmentas

instructedhere.

Changingofengine-governedspeedwill voidenginewarranty.

Alladjustmentsshouldbecheckedatleastonceeachseason.

Periodicallycheckallfastenersandmakesurethesearetight.

ENGINEMAINTENANCE

SparkPlug

Forgoodperformance,thesparkplugmustbeproperlygappedandfreeof

deposits.Replacethesparkplugannually.

1. Disconnectthecapfromthesparkplug,andremoveanydirt fromthespark

plugarea.

2. Usethe propersizesparkplugwrenchtoremovethesparkplug.

NOTE:Replacewith aChampionRC12YCsparkplug.

3. Checkthegapwithawiregauge.SeeFigure12.Sparkpluggapshouldbe

0.020in(0.51mm).If necessary,resetthegap.

4. Installandtightenthesparkplugtotherecommendedtorque(180Ib-in[20

Nm]).

5. Attachthesparkplugcaptothesparkplug.

Air Cleaner

Adirtyaircleanerwill restrictairflow tothecarburetorandcausepoorengine

performance.Inspectthefilter eachtimetheengineisoperated.Youwill needto

cleanthefiltermorefrequentlyif youoperatetheengineinverydustyareas.

Cleantheaircleanerevery25hoursofoperationoronceaseason.Replacetheair

cleanerannually.

Electrode

> < 0.020 in. (.51ram)

Figure12

Figure13

Neverstart orrunthe enginewith the aircleanerassemblyor theair filter

removed.

NOTE:Donotusepressurizedairorsolventstocleanthefilter.Pressurizedaircan

damagethefilter andsolventswill dissolvethefilter.

Theaircleanersystemusesafoamelementthat canbewashedandreused.

1. Openthecover(B)andremovethefoamelement(C).SeeFigure13.

2. Washthefoamelementinliquiddetergentandwater.Squeezedrythefoam

elementinacleancloth.

3. Saturatethefoamelementwith cleanengineoil.Toremovetheexcess

engineoil,squeezethefoamelementinacleancloth.

4. Installthefoamelementandclosethecover.

CheckEngineOil

Checkoil levelbeforeeachoperation.Besureoil levelismaintained.

1. Checkthe oilwiththeenginestoppedandlevel.

2. Removetheoilfill dipstickandwipeit clean.

3. Insertandtightendipstick.Removeit tochecktheoillevel.

4. Iftheoillevelisnearorbelowthelowerlimit markonthedipstick,remove

theoilfillercap/dipstick,andfill with therecommendedoiltothe upper

limit mark.Donotoverfill.

5. Reinstalltheoilfill dipstick.

ChangeEngineOil

Gasolineand itsvaporsareextremelyflammableandexplosive.Fireor

explosioncancausesevereburnsor death.

Changeengineoilafterthefirstfivehoursofoperation,andeveryfiftyhoursor

onceaseasonthereafter.

Whenyoudrainthe oil from the top oilfill tube,the fuel tank must be

empty orfuel canleakout andresultin afire orexplosion.Toempty the

fuel tank,runthe engineuntil it stopsfrom lackoffuel.

1. Withengineoff butstill warm,disconnectthesparkplugwireandkeepit

awayfromthesparkplug.

2. Placeasuitablecontainernexttotheenginetocatchtheusedoil.

3. Removetheoilfill dipstickanddraintheoilintothecontainerbytippingthe

enginetowardtheoil fillerneck.SeeFigure14.

Usedoil isahazardouswasteproduct. Disposeofusedoil properly. Donot

discardwith householdwaste.Checkwithyourlocalauthoritiesor Sears

ServiceCenterfor safedisposal/recyclingfacilities.

Withtheenginein alevelposition,filltothe upperlimit markonthedipstick

with therecommendedoil.

Runningthe enginewith a lowoil levelcancauseenginedamage.

5. Reinstalltheoiifill dipsticksecurely.

CleanEngine

Dailyorbeforeeveryuse,cleangrass,chafforaccumulateddebrisfrom

engine.Keeplinkage,spring,andcontrolsclean.Keepareaaroundand

behindmufflerfreeofanycombustibledebris.

Keepingenginecleanallowsairmovementaroundengine.

Enginepartsshouldbekeptcleantoreducethe riskofoverheatingand

ignitionofaccumulateddebris.

Figure14

Figure15

LUBRICATION

BladeControl

Lubricatepivotpointsonthebladecontrolatleastonceaseasonwith lightoil.This

controlmustoperatefreelyin bothdirections.SeeFigure15.

Donotusewatertocleanengineparts.Watercouldcontaminatefuel

system.Useabrushor drycloth.

CleaningDeck

Cleanundersideofthe mowerdeckonceaseasontopreventbuild-upofgrass

clippingsorotherdebris.Followstepsbelowforthisjob.

1. Runengineuntilitstopsfromlackoffuel. Disconnectsparkplugwire.

2. Tipmowersothatit restsonthehousing,keepingthe mufflersidedown.

Referbackto Figure14.Holdmowerfirmly.

Nevertip the mowermorethan90oinanydirection anddonot leavethe

mowertippedfor anylengthof time. Oilcandrainintothe upperpart of

the enginecausinga starting problem.

Scrapeandcleantheundersideofthedeckwith asuitabletool. Donotspray

with water.

IMPORTAN_Donotuseapressurewasherorgardenhosetocleanyourunit.

Thesemaycausedamagetobearings,ortheengine.Theuseofwaterwill

resultinshortenedlifeandreduceserviceability.

Putthemowerbackonitswheelsontheground.

BladeCare

Whenremovingthe cutting bladeforsharpeningorreplacement,protect

yourhandswith apairofheavyglovesorusea heavyragto holdthe blade.

Periodicallyinspectthebladeadapterfor cracks,especiallyifyoustrikeaforeign

object.Replacewhennecessary.Followthestepsbelowforbladeservice.

1. Disconnectsparkplugbootfromsparkplug.Turnmoweronitssidemaking

surethat theairfilterandthecarburetorarefacingup.

2. Removetheboltandthebladebellsupportwhichholdthebladeandthe

bladeadaptertotheenginecrankshaft.SeeFigure16.

3. Removebladeandadapterfromthecrankshaft.

4. Removebladefromtheadapterfortestingbalance.Balancethebladeona

roundshaftscrewdrivertocheck.Removemetalfromtheheavysideuntil

it balancesevenly.Whensharpeningtheblade,followtheoriginalangleof

grind.Grindeachcuttingedgeequallytokeepthebladebalanced.

_4 ......... Bolt

Figure16

Anunbalancedbladewill causeexcessivevibrationwhen rotatingathigh

speeds.Itmaycausedamageto mowerand couldbreakcausingpersonal

injury.

5. Lubricatetheenginecrankshaftandtheinnersurfaceofthebladeadapter

with lightoil.Slidethebladeadapterontotheenginecrankshaft.Placethe

bladeontheadaptersuchthatthesideoftheblademarked"Bottom"(or

with partnumber)facesthegroundwhenthe mowerisin theoperating

position.Makesurethatthebladeisalignedandseatedonthebladeadapter

flanges.SeeFigure16inset.

6. Placebladebellsupportontheblade.Alignnotchesonthebladebell

supportwith smallholesin blade.

7. Replacehexboltandtightenhexbolttotorque:450in.Ibs.min.,600in.Ibs.

max.

Toensuresafeoperationofyourmower,periodicallycheckthebladeboltforcorrect

torque.

Neverstorelawn mowerwith fuelin tank indoorsor in poorlyventilated

areaswherefuel fumesmayreachanopenflame, spark,orpilot light ason

afurnace,water heater,clothesdryer,orgasappliance.

PreparingTheEngine

Forenginesstoredover30days:

Topreventgumfromforminginfuelsystemoroncarburetorparts,run

engineuntilit stopsfromlackoffueloraddagasolineadditivetothegas

inthetank.Ifyouuseagasadditive,runtheengineforseveralminutesto

circulatetheadditivethroughthecarburetor--afterwhichtheengineand

fuelcanbestoredupto24months.

Whileengineisstillwarm,changetheoil.

Cleanengineofsurfacedebris.

PreparingTheLawnMower

Cleanandlubricatemowerthoroughlyasdescribedinthelubrication

instructions.

Donotusea pressurewasherorgardenhosetocleanyourunit.

Coatmower'scuttingbladewith chassisgreaseto preventrusting.

Referto PreparingtheEngineforcorrectenginestorageinstructions.

Storemowerinadry,deanarea.Donotstorenexttocorrosivematerials,

suchasfertilizer.

Whenstoringanytypeofpowerequipmentinapoorlyventilatedormetalstorage

shed,careshouldbetakento rust-prooftheequipment.Usingalightoil orsilicone,

coattheequipment,especiallycablesandallmovingpartsofyourlawnmower

beforestorage.

Disconnectthe sparkplug wireandgrounditagainstthe engineto prevent

unintendedstarting. Beforeperforminganytypeofmaintenance/service,

disengageall controlsandstopthe engine.Waituntil a[Imovingparts

havecometo acompletestop.Alwayswearsafetyglassesduringoperation

orwhile performinganyadjustmentsorrepairs.

Thissectionaddressesminorserviceissues.TolocatethenearestSearsServiceCenterortoscheduleservice,simplycontactSearsat1-800-4-MY-HOME_.

EngineFailstostart

Enginerunserratic

1. Bladecontroldisengaged.

2. Sparkplugbootdisconnected.

3. Fueltankemptyorstalefuel.

4. Enginenotprimed(Ifequippedwith primer).

5. Faultysparkplug.

6. Engineflooded.

7. Blockedfuelline.

1. Sparkplugbootloose.

2. Stalefuel.

3. Ventingascapplugged.

4. Waterordirt infuelsystem.

5. Dirtyaircleaner.

6. Blockedfuelline.

Engineoverheats 1. Engineoillevellow.

2. Airflow restricted.

Occasionalskips(hesitates) 1. Sparkpluggaptooclose.

Idlespoorly 1. Sparkplugfouled,faulty,orgaptoowide.

2. Dirtyaircleaner.

Excessivevibration 1. Cuttingbladelooseorunbalanced.

2. Bentcuttingblade.

Mowerwill notmulchgrass 1. Wetgrass.

Unevencut

2. Excessivelyhighgrass.

3. Dullblade.

1. Wheelsnotpositionedcorrectly.

2. Dullblade.

1. Engagebladecontrol.

2. Connectwiretosparkboot.

3. Filltankwithdean,freshgasoline.

4. PrimeengineasinstructedintheOperationsection.

5. Clean,adjustgap,orreplace.

6. Waitafewminutestorestart.

7. ContactyourSearsParts&RepairCentertohavefuelline

cleaned.

1. Connectandtightensparkplugboot.

2. Filltankwithdean,freshgasoline.

3. Clearvent.

4. Runengineuntilitstopsfromlackoffuel.Refillwithfreshfuel.

5. RefertoAirCleanerinEngineMaintenancesection.

6. ContactyourSearsParts&RepairCentertohavefuelline

cleaned.

1. Fillcrankcasewithproperoil.

2. Cleanareaaroundandontopofengine.

1. Adjustgap.RefertoSparkPluginEngineMaintenancesection.

1. Resetgaporreplacesparkplug.

2. RefertoAirCleanerinEngineMaintenancesection.

1. Tightenbladeandadapter.Balanceblade.

2. Replaceblade.

1. Donotmowwhengrassiswet;waituntil

latertocut.

2. Mowonceatahighcuttingheight,thenmowagainatdesired

heightormakeanarrowercuttingpath.

3. Sharpenorreplaceblade.

1. Adjustcuttingheightleveronrightfrontandrightrearwheelto

sameposition.

2. Sharpenorreplaceblade.

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MTD 11A-A03P799 Owner's manual

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Model: 11A-A03P799

Category: Lawnmowers

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