MTD 11A-B03R799 Owner's manual

Category
Lawnmowers
Type
Owner's manual
Operator's Manual
CRRFr MRN
21" LAWN MOWER
Model No. 247.370100
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 FormNo.769-07572A
(November13,2012)
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.
© Sears Brands, LLC 2
Thissymbolpointsout importantsafety instructionswhich,ifnot
followed,couldendangerthe personalsafetyand/orpropertyof
yourselfandothers.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
practicesinthis manual.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.
Neverallowchildrenunder14yearsofagetooperatethismachine.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
Slopesareamajorfactorrelatedtoslipandfall accidents,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 stoprotatingwithinthree(3)
seconds.
Do Not:
Donotmowneardrop-offs,ditchesorembankments,becauseyoucould
loseyourfootingorbalance.
Donotmowslopesgreaterthan15degreesasshownontheslopeguide.
Donotmowonwetgrass.Unstablefootingcouldcauseslipping.
CHILDREN
Tragicaccidentscanoccuriftheoperatorisnotalerttothepresenceofchildren.
Childrenareoftenattractedtothemowerandthemowingactivity.Theydonot
understandthedangers.Neverassumethatchildrenwill remainwhereyoulastsaw
them.
Keepchildrenoutofthemowingareaandunderwatchfulcareofa
responsibleadultotherthantheoperator.
Bealertandturnmoweroff ifachildentersthearea.
Beforeandwhilemovingbackwards,lookbehindanddownforsmall
children.
Useextremecarewhenapproachingblindcorners,doorways,shrubs,trees,
orotherobjectsthatmayobscureyourvisionofachildwhomayrunintothe
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 a plastic
liner.Alwaysplacecontainersonthegroundawayfromyourvehiclebefore
filling.
Removegas-poweredequipmentfromthetruckortrailerandrefuelit on
theground.Ifthisisnotpossible,thenrefuelsuchequipmentonatrailer
with aportablecontainer,ratherthanfromagasolinedispensernozzle.
Keepthenozzleincontactwiththe rimofthefueltankorcontaineropening
atalltimesuntilfuelingiscomplete.Donotuseanozzlelock-opendevice.
Extinguishallcigarettes,cigars,pipesandothersources
ofignition.
Neverfuelmachineindoorsbecauseflammablevaporswill accumulatein
thearea.
Neverremovegascaporaddfuelwhileengineishotorrunning.Allow
enginetocoolatleasttwominutesbeforerefueling.
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.
4
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,listedinthe Partspagesofthismanual.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
UsefulLifehavethemachineinspectedannuallybyaSearsorotherqualified
servicedealertoensurethatallmechanicalandsafetysystemsareworking
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 aboveisrequiredbylaw(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 toassembleand operate.
®
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!
6
(OK)
15° Slope
X
(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 theleft cornertouchestheslope(SeeFigure1 andFigure2).
5.
_O._daShed._fine
If thereis agap belowthe gauge,theslopeistoo steepfor safeoperation(SeeFigure2 above).
Figure2
Slopesare a major factor relatedto tip-over and roll-overaccidentswhich can resultin severe injury or death. Do notoperate machine onslopes
in excessof 15degrees.All slopesrequireextracaution.Always mowacrossthe face of slopes, nevermow upand downslopes.
IMPORTANT:Thisunitisshippedwithout gasolineoroil intheengine.Becertainto
serviceenginewithgasolineandoil asinstructedintheOperationsectionbefore
startingorrunningyourmachine.
NOTE:Referencetorightandlefthandsideofthe LawnMowerisobservedfromthe
operatingposition.
OPENINGCARTON
1. Cuteachcornerofthecartonverticallyfromtoptobottom.
2. Removealllooseparts.
3. Removeloosepackingmaterial.
REMOVINGUNITFROMCARTON
1. Liftunitfromthereartodetachit fromunderlyingcartonmaterialandroll
unitoutofcarton.
2. Checkcartonthoroughlyforanyotherlooseparts.
LoosePartsInCarton
SideDischargeCover
EngineOil
Assembly
Attaching TheHandle
1. Removeanypackingmaterialwhichmaybebetweenupperandlower
handles.
a. Removewingnutsandcarriageboltshandleasshownin Figure1.
Donotloosenor removeadjacenthexheadscrews.
b. Whilestabilizingmowersoit doesn'tmove,pivotupperhandleupas
shownin Figure2.Donotcrimpcablewhileliftingthehandleup.
RemoveT-boltsfromthehandlebracketsasshownin Figure3.
2.
Rgure2
Figure3
,,J
Figure1
8
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
9
Attaching SideDischargeCover
Yourmowerisshippedasamulcher.Toconverttosidedischarge,makesuregrass
catcherisoffof theunitandreardischargedoorisclosed.
I. Onthesideofthemower,lift themulchingcover.SeeFigure7.
2. Slidetwo hooksofsidedischargecoverunderhingepinonmulchingcover
assembly.Lowermulchingcover.Donotremovesidemulchingcoveratany
time,evenwhenyouarenotmulching.
Adjustments
CuttingHeight
Thereisacuttingheightadjustmentleverlocatedabovethefrontandrearright
wheel.
I. Pulltheheightadjustmentleveroutwardtowardswheel(unitwill tendto
fallwhenleverismovedoutward).SeeFigure8.
2. Movelevertodesiredpositionforachangeincuttingheight.SeeFigure8.
3. Releaselevertowardsdeck.
IMPORTANT:Allwheelsmustbeplacedinthesameposition.Forroughoruneven
lawns,moveeachheightadjustmentlevertoahigherposition.Thiswillpreventyou
fromcuttingthegrasstooclosetotheground.
HandlePitch
Forconvenienceofoperation,youmayadjustthepitchofthe handleasfollows:
I. Removewing nutsandcarriageboltsfromhandle.SeeFigure9.
2. Positionthehandleinoneofthethreepositionsthat ismostcomfortable.
SeeFigure9inset.
3. Secureintopositionwith wingnutsandcarriageboltsremovedearlier.
ii i
/
Higher
Figure8
f
Figure9
Figure7
10
f
Control
Recoil Starter ................
Cutting Height
Adj
Lever
Side Discharge
Cover
Mulch Plug
Figure10
J
BladeControl
Thebladecontrolisattachedto theupperhandleofthemower.Depressand
squeezeitagainsttheupperhandletooperatetheunit.Releaseittostopengine
andblade.
SideDischargeCover
Yourmowerisshippedasamulcher.Todischargethegrassclippingstotheside
instead,followtheinstructionsintheAssemblysectionto attachthesidedischarge
cover.
Thisbladecontrol isasafetydevice.Neverattempt to bypassitsoperation.
Cutting Height AdjustmentLever
Oneadjustmentleverislocatedontherightrearwheelandoneislocatedonthe
rightfrontwheel.Bothlevershaveto beatthesamepositiontoensureauniform
cut.Toadjustthecuttingheight,refertotheAssemblySection.
MulchPlug
Themulchplugisusedformulchingpurposes.Insteadofcollectingthegrass
clippingsinagrasscatcherorusingthesidedischargechute,somemowermodels
havetheoptionofrecirculatingtheclippingsbacktothelawn.Thisiscalled
mulching.
Keephandsandfeet awayfrom the chuteareaoncutting deck.Referto
warning labelonthe unit.
RecoilStarter
Therecoilstarterisattachedto therightupperhandle.Standbehindtheunitand
pulltherecoilstarterropetostarttheunit.
TrailShield
Thetrailshieldisattachedtotherearofthemowerandistheretoprotectthe
operatorfromflyingdebris.Donotusethemowerunlesstheshieldisfully
functionalandinplace.
Oilfill Cap/Dipstick
RefertotheMaintenancesectionforinstructionsoncheckingtheoil.
MeetsANSISafety Standards
CraftsmanLawnMowersconformtothesafetystandardoftheAmericanNationalStandardsInstitute(ANSI).
11
GASANDOILFILL-UP f
IMPORTANT:Thisunitisshippedwithout gasolineoroil intheengine.Becertainto
serviceenginewithgasolineandoil asinstructedin thissectionbeforestartingor
runningyourmachine.
OU(one18ouncebottleshippedwithunit)
FirstTime Use
1. Removeoilfill dipstick(G).SeeFigure11.
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 vBcosityfor theengine.Usethe
charttoselectthebestviscosityfortheoutdoortemperaturerangeexpected.
_ 40
2o
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
Figure11.
4. Iftheoillevelisnearorbelowthelowerlimit markonthedipstick,remove
theoilfill dipstick,andfillwith therecommendedoiltotheupperlimit
mark(J).Donotoverfill.
5. Reinstalltheoilfill dipstick.
Gasoline
Figure11
Fuelmustmeettheserequirements:
Clean,fresh,unleadedgasoline.
Aminimumof87octane/87AKI(91RON).
Gasolinewith upto10%ethanol(gasohol)isacceptable.
Refuelinawell-ventilatedareawith theenginestopped.Iftheenginehasbeen
running,allowit tocoolfirst. Neverrefueltheengineinsideabuildingwhere
gasolinefumesmayreachflamesorsparks.
J
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. Fillthefueltankwithfuel.Toallowforexpansionofthefuel,donotfill
abovethebottomofthefueltankneck.Donotoverfill.Wipeupspilledfuel
beforestartingtheengine.
3. Installthefueltankcapandtightenituntilitclicks.
4. Movelawnmoweratleast10feetawayfromthefuelcontainer/sourceand
sitebeforestartingtheengine.
Donotuseunapprovedgasolines,suchasE85.Donot mixoil ingasoline
or modifyengineto runonalternatefuels.Thiswill damagethe engine
componentsandvoidthe enginewarranty.
12
Besurenooneother thanthe operatorisstandingnearthe lawnmower
while starting engineoroperating mower.Neverrunengineindoorsor
inenclosed,poorlyventilated areas.Engineexhaustcontainscarbon
monoxide,anodorlessanddeadlygas.Keephands,feet, hairand loose
clothingawayfrom anymovingpartsonengineandlawnmower.
TOSTARTENGINE
2.
Standingbehindthemower,squeezethebladecontrolhandleagainstupper
handle.
Holdingthesetwo handlestogetherfirmly,grasprecoilstarterhandleand
pullropeslowlyuntilresistanceisfelt,thenpullwitharapid,continuous,full
armstroke.SeeFigure12.Keepingafirm griponthestartercordhandle,let
theroperewindslowly.Repeatuntilenginecranks.Lettheroperewindeach
timeslowly.
Rapidretraction of startercord(kickback)will pullhandand armtoward
enginefasterthanyoucanlet go.Brokenbones,fractures,bruisesor
sprainscouldresult.
TOSTOPENGINE
1. Releasebladecontroltostoptheengineandblade.
Waitfor thebladetostopcompletelybeforeperforminganyworkonthe
moweror toremovethe grasscatcher.
UsingYourLawnMower
Besurelawnisclearofstones,sticks,wire,orotherobjectswhichcoulddamage
lawnmowerorengine.Suchobjectscouldbeaccidentlythrownbythemowerin
anydirectionandcauseseriouspersonalinjurytotheoperatorandothers.
Theoperationof anylawnmowercanresultinforeignobjectsbeing
thrown intothe eyes,whichcandamageyoureyesseverely.Always
wearsafety glasseswhile operatingthe mower,orwhile performingany
adjustmentsor repairson it.
Figure12
UsingasMulcher
Formulchinggrass,removethesidedischargechutefromthemower.Foreffective
mulching,donotcutwetgrass.Ifthegrasshasbeenallowedtogrowin excessof
fourinches,mulchingisnotrecommended.Usethegrasscatchertobagclippings
instead.
Ifyoustrikeaforeignobject,stoptheengine. Disconnectthe sparkplug
wire,thoroughlyinspectmowerfor anydamage,andrepairdamage
beforerestartingandoperating.Extensivevibration ofmowerduring
operationisanindicationof damage.Theunit shouldbepromptly
inspectedandrepaired.
13
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.
14
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. Checkthegapwitha wiregauge.SeeFigure13.Sparkpluggapshouldbe
0.020in(0.51mm).Ifnecessary,resetthegap.
4. Installandtightenthesparkplugtotherecommendedtorque(180Ib-in[20
Nm]).
5. Attachthesparkplugcaptothesparkplug.
Air Cleaner
Adirtyaircleanerwill restrictairflow tothecarburetorandcausepoorengine
performance.Inspectthefilter eachtimetheengineisoperated.Youwill needto
cleanthefiltermorefrequentlyif youoperatetheengineinverydustyareas.
Cleantheaircleanerevery25hoursofoperationoronceaseason.Replacetheair
cleanerannually.
f
Electrode
Figure13
,J
f
Figure14
Neverstart orrunthe enginewith the aircleanerassemblyor theair filter
removed.
flOTE:Donotusepressurizedairorsolventstocleanthefilter. Pressurizedaircan
damagethefilter andsolventswill dissolvethefilter.
Theaircleanersystemusesapleatedfilter.
1. Openthecover(B).SeeFigure14.
2. Removethefilter (D).
3. Toloosendebris,gentlytapthefilterona hardsurface.Ifthefilteris
excessivelydirty, replacewith anewfilter.
4. Installthefilter (D).
5. Closethecover(B).
15
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 butstillwarm,disconnectthesparkplugwireandkeepit
awayfromthesparkplug.
2. Placeasuitablecontainernexttotheenginetocatchtheusedoil.
3. Removetheoilfill dipstickanddraintheoilintothecontainerbytippingthe
enginetowardtheoil fillerneck.SeeFigure15.
Usedoil isahazardouswasteproduct. Disposeofusedoil properly. Donot
discardwith householdwaste.Checkwithyourlocalauthoritiesor Sears
ServiceCenterfor safedisposal/recyclingfacilities.
4.
Withtheenginein alevelposition,filltothe upperlimitmarkonthedipstick
with therecommendedoil.
Runningthe enginewith alowoil levelcancauseenginedamage.
5. Reinstalltheoiifill dipsticksecurely.
CleanEngine
Dailyorbeforeeveryuse,cleangrass,chafforaccumulateddebrisfrom
engine.Keeplinkage,spring,andcontrolsclean.Keepareaaroundand
behindmufflerfreeofanycombustibledebris.
Keepingenginecleanallowsairmovementaroundengine.
Enginepartsshouldbekeptcleantoreducethe riskofoverheatingand
ignitionofaccumulateddebris.
f
Oil Fill/Di Air Filter
/
J
f
Figure15
Figure16
LUBRICATION
BladeControl
Lubricatepivotpointsonthebladecontrolatleastonceaseasonwith lightoil.This
controlmustoperatefreelyin bothdirections.SeeFigure16.
Donotusewatertocleanengineparts.Watercouldcontaminatefuel
system.Useabrushor drycloth.
16
CleaningDeck
Cleanundersideofthe mowerdeckonceaseasontopreventbuild-upofgrass
clippingsorotherdebris.Followstepsbelowforthisjob.
1. Runengineuntilitstopsfromlackoffuel. Disconnectsparkplugwire.
2. Tipmowersothatit restsonthehousing,keepingthe mufflersidedown.
Referbackto Figure15.Holdmowerfirmly.
3.
4.
Nevertip the mowermorethan90oinanydirection anddonot leavethe
mowertippedfor anylengthof time. Oilcandrainintothe upperpart of
the enginecausinga starting problem.
Scrapeandcleantheundersideofthedeckwithasuitabletool. Donotspray
with water.
IMPORTAN_Donotuseapressurewasherorgardenhosetocleanyourunit.
Thesemaycausedamagetobearings,ortheengine.Theuseofwaterwill
resultinshortenedlifeandreduceserviceability.
Putthemowerbackonitswheelsontheground.
BladeCare
Whenremovingthe cutting bladeforsharpeningorreplacement,protect
yourhandswith apairofheavyglovesoruseaheavyragto holdthe blade.
Periodicallyinspectthebladeadapterfor cracks,especiallyifyoustrikeaforeign
object.Replacewhennecessary.Followthestepsbelowfor bladeservice.
1. Disconnectsparkplugbootfromsparkplug.Turnmoweronitssidemaking
surethat theairfilter andthecarburetorarefacingup.
2. Removetheboltandthebladebellsupportwhichholdthebladeandthe
bladeadaptertotheenginecrankshaft.SeeFigure17.
3. Removebladeandadapterfromthecrankshaft.
4. Removebladefromtheadapterfortestingbalance.Balancethebladeona
roundshaftscrewdrivertocheck.Removemetalfromtheheavysideuntil
it balancesevenly.Whensharpeningtheblade,followtheoriginalangleof
grind.Grindeachcuttingedgeequallytokeepthebladebalanced.
Figure17
\ ...............................................J
@4........... Bolt
Anunbalancedbladewill causeexcessivevibrationwhen rotatingathigh
speeds.Itmaycausedamageto mowerandcouldbreakcausingpersonal
injury.
5. Lubricatetheenginecrankshaftandtheinnersurfaceofthebladeadapter
with lightoil.Slidethebladeadapterontotheenginecrankshaft.Placethe
bladeontheadaptersuchthatthesideoftheblademarked"Bottom"(or
with partnumber)facesthegroundwhenthe mowerisin theoperating
position.Makesurethatthebladeisalignedandseatedonthebladeadapter
flanges.SeeFigure17inset.
6. Placebladebellsupportontheblade.Alignnotchesonthebladebell
supportwithsmallholesin blade.
7. Replacehexboltandtightenhexbolttotorque:450in.Ibs.min.,600in.Ibs.
max.
Toensuresafeoperationofyourmower,periodicallycheckthebladeboltforcorrect
torque.
17
Neverstorelawnmowerwith fuelin tank indoorsor inpoorlyventilated
areaswherefuel fumesmayreachanopenflame, spark,orpilot light ason
afurnace,water heater,clothesdryer,orgasappliance.
PreparingTheEngine
Forenginesstoredover30days:
Topreventgumfromforminginfuelsystemoroncarburetorparts,run
engineuntilit stopsfromlackoffueloraddagasolineadditivetothegas
inthetank.If youuseagasadditive,runtheenginefor severalminutesto
circulatetheadditivethroughthecarburetor--afterwhichtheengineand
fuelcanbestoredupto24months.
Whileengineisstillwarm,changetheoil.
Cleanengineofsurfacedebris.
PreparingTheLawnMower
Cleanandlubricatemowerthoroughlyasdescribedinthelubrication
instructions.
Donotuseapressurewasherorgardenhosetocleanyourunit.
Coatmower'scuttingbladewith chassisgreaseto preventrusting.
Referto PreparingtheEngineforcorrectenginestorageinstructions.
Storemowerinadry,deanarea.Donotstorenexttocorrosivematerials,
suchasfertilizer.
Whenstoringanytypeofpowerequipmentinapoorlyventilatedormetalstorage
shed,careshouldbetakento rust-prooftheequipment.Usingalightoil orsilicone,
coattheequipment,especiallycablesandallmovingpartsofyourlawnmower
beforestorage.
18
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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19
CraftsmanMower-- Model No.247.370100
1
I"
12.
21
33\
20
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MTD 11A-B03R799 Owner's manual

Category
Lawnmowers
Type
Owner's manual

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