Craftsman 31AS53SF793 Owner's manual

Category
Snow throwers
Type
Owner's manual

This manual is also suitable for

Operator's Manual
CRRFr MRN
26" SNOW THROWER
Model No. 247.985370
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. 769-08192C
(August3,2012)
WarrantyStatement.................... Page2
SafeOperationPractices.............. Pages3-6
Assembly......................... Pages8-13
Operation........................ Pages14-17
Service&Maintenance.............. Pages18-23
Off-SeasonStorage................... Page24
Troubleshooting...................... Page25
PartsList......................... Pages26-43
RepairProtectionAgreement............ Page47
Espadol............................. Page48
ServiceNumbers................... BackPage
CRAFTSMANTWOYEARFULLWARRANTY
FORTWOYEARSfromthedateofpurchase,thisproductiswarrantedagainstanydefectsinmaterialorworkmanship.Defectiveproductwill
receivefreerepairorfreereplacementifrepairisunavailable.
Forwarrantycoverage details to obtain repairor replacement,visit the website: www.craftsman.com
This warranty covers ONLYdefects in materialandworkmanship. Warrantycoverage does NOTinclude:
Expendableitemsthatcanwearoutfromnormalusewithinthewarrantyperiod,includingbutnotlimitedtoaugers,augerpaddles,drift
cutters,skidshoes,shaveplate,shearpins,sparkplug,air cleaner,belts,andoil filter.
Standardmaintenanceservicing,oilchanges,or tune-ups.
Tirereplacementor repaircausedbypuncturesfromoutsideobjects,suchasnails,thorns,stumps,or glass.
Tireor wheelreplacementor repairresultingfromnormalwear,accident,orimproperoperationor maintenance.
Repairsnecessarybecauseof operatorabuse,includingbutnotlimitedtodamagecausedbyover-speedingtheengine,or fromimpacting
objectsthat bendtheframe,augershaft,etc.
Repairsnecessarybecauseof operatornegligence,includingbutnotlimitedto,electricalandmechanicaldamagecausedbyimproper
storage,failureto usethepropergradeandamountofengineoil,orfailureto maintaintheequipmentaccordingtotheinstructionscontained
intheoperator'smanual.
Engine(fuelsystem)cleaningor repairscausedbyfueldeterminedto becontaminatedoroxidized(stale).Ingeneral,fuelshouldbeused
within30 daysof itspurchasedate.
Normaldeteriorationandwearoftheexteriorfinishes,or productlabelreplacement.
Thiswarrantyisvoidifthisproductiseverusedwhileprovidingcommercialservicesor if rentedtoanotherperson.
Thiswarrantygivesyouspecificlegalrights,andyoumayalsohaveotherrightswhichvaryfromstatetostate.
Sears Brands Management Corporation, Hoffman Estates, IL 60179
EngineOilType: SAE5W-30
EngineOilCapacity: 20ounces
FuelCapacity: 2Quarts
SparkPlug: F6RTC(951-10292)
SparkPlugGap: .020"to .030"
ModelNumber.................................................................
Serial Number.................................................................
Dateof Purchase .............................................................
Recordthemodelnumber,serialnumber
anddateof purchaseabove
©SearsBrands,LLC
2
Thissymbolpointsoutimportantsafetyinstructionswhich,if not
followed,couldendangerthepersonalsafetyand/orpropertyof
yourselfandothers.Readandfollowallinstructionsin thismanual
beforeattemptingtooperatethismachine.Failuretocomplywith
theseinstructionsmayresultin personalinjury.Whenyouseethis
symbol,HEEDITSWARNING!
CALIFORNIA PROPOSITION 65
EngineExhaust,someof itsconstituents,andcertainvehicle
componentscontainoremitchemicalsknowntoStateofCalifornia
tocausecancerandbirthdefectsorotherreproductiveharm,
Thismachinewasbuilttobeoperatedaccordingtothesafeopera-
tionpracticesinthis manual.Aswithanytypeof powerequipment,
carelessnessorerroron thepartoftheoperatorcanresultin serious
injury.Thismachineiscapableofamputatingfingers,hands,toes
andfeetandthrowingdebris.Failuretoobservethefollowingsafety
instructionscouldresultin seriousinjuryor death.
Your Responsibility--Restrict theuseofthispowermachineto
personswhoread,understandandfollowthewarningsand instruc-
tionsin thismanualandon themachine,
SAVE THESE INSTRUCTIONS!
TRAiNiNG
Read,understand,andfollowall instructionson themachineand
in themanual(s)beforeattemptingtoassembleandoperate.
Failuretodo socan resultinseriousinjurytotheoperatorand/
orbystanders.Keepthismanualin a safeplaceforfutureand
regularreferenceandfororderingreplacementparts.
Befamiliarwithall controlsandtheirproperoperation.Knowhow
tostopthemachineanddisengagethemquickly.
Neverallowchildrenunder14yearsofagetooperatethis
machine.Children14andovershouldreadandunderstandthe
instructionsandsafeoperationpracticesin thismanualandon
themachineandbe trainedandsupervisedbyanadult.
Neverallowadultstooperatethis machinewithoutproper
instruction.
Thrownobjectscancauseseriouspersonalinjury.Planyour
snow-throwingpatterntoavoiddischargeof materialtoward
roads,bystandersandthelike.
Keepbystanders,petsandchildrenat least75feetfromthe
machinewhileitisin operation.Stopmachineifanyoneenters
thearea.
Exercisecautiontoavoidslippingor falling,especiallywhen
operatingin reverse.
PREPARATION
Thoroughlyinspecttheareawheretheequipmentistobeused.
Removeall doormats,newspapers,sleds,boards,wiresandother
foreignobjects,whichcouldbe trippedoverorthrownbytheauger/
impeller.
Alwayswearsafetyglassesor eyeshieldsduringoperationand
whileperformingan adjustmentor repairto protectyoureyes.
Thrownobjectswhichricochetcancauseseriousinjurytothe
eyes.
Donotoperatewithoutwearingadequatewinteroutergarments.
Donotwearjewelry,longscarvesorotherlooseclothing,which
couldbecomeentangledin movingparts.Wearfootwearwhich
willimprovefootingonslipperysurfaces.
Usea groundedthree-wireextensioncordand receptacleforall
machineswithelectricstartengines.
Disengageall controlleversbeforestartingtheengine.
Adjustcollectorhousingheighttocleargravelorcrushedrock
surfaces.
Neverattempttomakeanyadjustmentswhileengineis running,
exceptwherespecificallyrecommendedintheoperator'smanual.
Letengineandmachineadjusttooutdoortemperaturebefore
startingtoclearsnow.
3
SafeHandlingof Gasoline
Toavoidpersonalinjuryor propertydamageuseextremecarein
handlinggasoline.Gasolineisextremelyflammableandthevaporsare
explosive.Seriouspersonalinjurycanoccurwhengasolineisspilled
onyourselfor yourclotheswhichcanignite. Washyourskinand
changeclothesimmediately.
Useonlyan approvedgasolinecontainer.
Extinguishallcigarettes,cigars,pipesandothersourcesof
ignition.
Neverfuelmachineindoors.
Neverremovegascapor addfuelwhiletheengineishotor
running.
Allowenginetocoolat leasttwo minutesbeforerefueling.
Neveroverfillfueltank.Filltankto nomorethan1/2inchbelow
bottomoffillernecktoprovidespaceforfuelexpansion.
Replacegasolinecapandtightensecurely.
Ifgasolineisspilled,wipeitoff theengineandequipment.Move
machinetoanotherarea.Wait5 minutesbeforestartingthe
engine.
Neverstorethemachineorfuelcontainerinsidewherethereisan
openflame,sparkor pilotlight(e.g.furnace,waterheater,space
heater,clothesdryeretc.).
Allowmachinetocoolatleast5 minutesbeforestoring.
Neverfillcontainersinsidea vehicleor ona truckor trailerbed
witha plasticliner.Alwaysplacecontainersonthegroundaway
fromyourvehiclebeforefilling.
If possible,removegas-poweredequipmentfromthetruckor
trailerandrefuelitontheground.Ifthis isnotpossible,thenrefuel
suchequipmenton a trailerwitha portablecontainer,ratherthan
froma gasolinedispensernozzle.
Keepthenozzlein contactwiththerimofthefueltankor
containeropeningatalltimesuntilfuelingiscomplete.Donotuse
a nozzlelock-opendevice.
OPERATION
Donotputhandsorfeetnear rotatingparts,in theauger/impeller
housingor chuteassembly.Contactwiththerotatingpartscan
amputatehandsandfeet.
Theauger/impellercontrolleverisa safetydevice.Neverbypass
itsoperation.Doingsomakesthemachineunsafeandmaycause
personalinjury.
Thecontrolleversmustoperateeasilyin bothdirectionsand
automaticallyreturntothedisengagedpositionwhenreleased.
Neveroperatewitha missingor damagedchuteassembly.Keep
all safetydevicesin placeandworking.
Neverrunanengineindoorsor ina poorlyventilatedarea.Engine
exhaustcontainscarbonmonoxide,anodorlessanddeadlygas.
Donotoperatemachinewhileundertheinfluenceofalcoholor
drugs.
Mufflerandenginebecomehotandcancausea burn.Donot
touch.Keepchildrenaway.
Exerciseextremecautionwhenoperatingon orcrossinggravel
surfaces.Stayalertforhiddenhazardsor traffic.
Exercisecautionwhenchangingdirectionandwhileoperatingon
slopes.Donotoperateon steepslopes.
Planyoursnow-throwingpatternto avoiddischargetowards
windows,walls,carsetc.Thus,avoidingpossibleproperty
damageor personalinjurycausedbya ricochet.
Neverdirectdischargeatchildren,bystandersand petsor allow
anyoneinfrontofthemachine.
Donotoverloadmachinecapacitybyattemptingtoclearsnowat
toofastof a rate.
Neveroperatethis machinewithoutgoodvisibilityorlight.Always
be sureofyourfootingand keepa firmholdon thehandles.Walk,
neverrun.
Disengagepowertotheauger/impellerwhentransportingor not
in use.
Neveroperatemachineathightransportspeedson slippery
surfaces.Lookdownand behindand usecarewhenbackingup.
Ifthemachineshouldstarttovibrateabnormally,stoptheengine,
disconnectthesparkplugwireandgrounditagainsttheengine.
Inspectthoroughlyfordamage.Repairanydamagebefore
startingandoperating.
Disengageall controlleversandstopenginebeforeyouleave
theoperatingposition(behindthehandles).Waituntiltheauger/
impellercomestoa completestopbeforeuncloggingthechute
assembly,makinganyadjustments,or inspections.
Neverputyourhandinthedischargeor collectoropenings.Do
notunclogchuteassemblywhileengineisrunning.Shutoff
engineand remainbehindhandlesuntilall movingpartshave
stoppedbeforeunclogging.
Useonlyattachmentsandaccessoriesapprovedbythemanufac-
turer(e.g.wheelweights,tirechains,cabsetc.). Forinformation
concerningtheseitems,call1-800-469-4663.
Whenstartingengine,pullcordslowlyuntilresistanceisfelt,then
pull rapidly.Rapidretractionofstartercord(kickback)willpull
handandarmtowardenginefasterthanyoucanletgo.Broken
bones,fractures,bruisesor sprainscouldresult.
Ifsituationsoccurwhichare notcoveredinthis manual,usecare
andgoodjudgment.
Toorderpartsor scheduleserviceforthisproduct,call 1-800-
469-4663.
CLEARING A CLOGGED DISCHARGE CHUTE
Handcontactwiththe rotatingimpellerinsidethedischargechute
is themostcommoncauseofinjuryassociatedwithsnowthrowers.
Neveruseyourhandtocleanoutthedischargechute.
Toclearthechute:
1. SHUTTHEENGINEOFF!
2. Wait10secondstobe suretheimpellerbladeshavestopped
rotating.
3. Alwaysuseaclean-outtool,notyourhands.
4
MAINTENANCE & STORAGE
Nevertamperwithsafetydevices.Checktheirproperoperation
regularly.Refertothemaintenanceandadjustmentsectionsof
thismanual.
Beforecleaning,repairing,or inspectingmachinedisengageall
controlleversandstoptheengine.Waituntiltheauger/impeller
cometoa completestop.Disconnectthe sparkplugwireand
groundagainsttheenginetopreventunintendedstarting.
Checkboltsand screwsforpropertightnessatfrequentintervals
tokeepthemachineinsafeworkingcondition.Also,visually
inspectmachineforanydamage.
Donotchangetheenginegovernorsettingor over-speedthe
engine.Thegovernorcontrolsthe maximumsafeoperatingspeed
oftheengine.
Snowthrowershaveplatesand skidshoesaresubjecttowear
anddamage.Foryoursafetyprotection,frequentlycheckall
componentsand replacewithoriginalequipmentmanufacturer's
(OEM)partsonlyaslistedinthe Partspagesof thisoperator's
manual.Useofpartswhichdonotmeettheoriginalequipment
specificationsmayleadto improperperformanceandcompro-
misesafety!
Checkcontrolleversperiodicallytoverifytheyengageanddisen-
gageproperlyandadjust,ifnecessary.Refertotheadjustment
sectioninthisoperator'smanualforinstructions.
Maintainor replacesafetyandinstructionlabels,asnecessary.
Observeproperdisposallawsand regulationsforgas,oil,etc.to
protecttheenvironment.
Priorto storing,runmachinea few minutestoclearsnowfrom
machineand preventfreezeupofauger/impeller.
Neverstorethemachineorfuelcontainerinsidewherethereisan
openflame,sparkorpilotlightsuchasa waterheater,furnace,
clothesdryeretc.
Alwaysrefertotheoperator'smanualforproperinstructionson
off-seasonstorage.
Checkfuelline,tank,cap,andfittingsfrequentlyforcracksor
leaks.Replaceifnecessary.
Donotcrankenginewithsparkplugremoved.
AccordingtotheConsumerProductsSafetyCommission(CPSC)
andtheU.S.EnvironmentalProtectionAgency(EPA),thisproduct
hasan AverageUsefulLifeof seven(7)years,or 60 hoursof
operation.AttheendoftheAverageUsefulLifehavethemachine
inspectedannuallybyan authorizedservicedealertoensurethat
allmechanicalandsafetysystemsareworkingproperlyand not
wornexcessively.Failuretodo socanresultinaccidents,injuries
ordeath.
DO NOT MODIFY ENGINE
Toavoidseriousinjuryor death,do notmodifyengineinanyway.
Tamperingwiththegovernorsettingcanleadtoa runawayengineand
causeittooperateat unsafespeeds.Nevertamperwithfactorysetting
ofenginegovernor.
NOTICE REGARDING EMiSSiONS
EngineswhicharecertifiedtocomplywithCaliforniaandfederal
EPAemissionregulationsforSORE(SmallOff RoadEquipment)are
certifiedtooperateon regularunleadedgasoline,and mayinclude
thefollowingemissioncontrolsystems:EngineModification(EM),
OxidizingCatalyst(OC),SecondaryAirInjection(SAI)and ThreeWay
Catalyst(TWO)if soequipped.
SPARK ARRESTOR
Thismachineisequippedwithaninternalcombustionengineand
shouldnotbe usedonor nearanyunimprovedforest-covered,
brush-coveredorgrass-coveredlandunlesstheengine'sexhaust
systemisequippedwitha sparkarrestormeetingapplicablelocalor
statelaws(ifany)
Ifa sparkarrestorisused,itshouldbe maintainedin effectiveworking
orderbytheoperator.IntheStateofCaliforniatheaboveis required
bylaw(Section4442oftheCaliforniaPublicResourcesCode).Other
statesmayhavesimilarlaws.Federallawsapplyonfederallands.
A sparkarrestorforthemufflerisavailablethroughyournearestSears
PartsandRepairServiceCenter.
SAFETY SYMBOLS
Thispagedepictsanddescribessafetysymbolsthatmayappearonthisproduct. Read,understand,andfollowall instructionson themachine
beforeattemptingtoassembleandoperate.
. +
i
i
"JIp
READ THE OPERATOR'S MANUAL(S)
Read, understand, and follow all instructions in the manual(s) before attempting to assemble and
operate
WARNING-- ROTATING BLADES
Keep hands out of inlet and discharge openings while machine is running. There are rotating blades
inside
WARNING-- ROTATING BLADES
Keep hands out of inlet and discharge openings while machine is running. There are rotating blades
inside
WARNING-- ROTATING AUGER
Do not put hands or feet near rotating parts, in the auger/impeller housing or chute assembly.
Contact with the rotating parts can amputate hands and feet.
WARNING--THROWN OBJECTS
This machine may pick up and throw objects which can cause serious personal injury.
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-- ELECTRICAL SHOCK
Do not use the engine's electric starter in the rain
6
Thispageleftintentionallyblank.
7
NOTE:Referencesto rightorleft sideofthesnowthrowerare
determinedfrombehindtheunitintheoperatingposition(standing
directlybehindthesnowthrower,facingthe handlepanel).
REMOVING FROM CARTON
1. Cutthecornersofthecartonandlaythesidesflaton theground.
Removeanddiscardallpackinginserts.
2. Movethesnowthroweroutofthecarton.
3. Makecertainthecartonhasbeencompletelyemptiedbefore
discardingit.
ASSEMBLY
1. Observethe lowerrearareaofthesnowthrowertobesureboth
cablesarealignedwith rollerguidesbeforepivotingthehandle
upward.
a. PlacetheshiftleverintheF6position.
b. Pullupandbackon upperhandleasshownin Figure1.As
youare raisingthehandleupward,makesurethat bothends
ofthecentercablearepositionedproperlyinthebrackets.
Alignupperhandlewiththelowerhandle.
c. Tightenhandknobssecuringupperhandletolowerhandle.
Removeanddiscardanyrubberbands,ifpresent.Theyare
forpackagingpurposesonly.
2. Removecotterpin,wingnut,and hexscrewfromchutecontrol
headandclevispinandbow-tiecotterpinfromchutesupport
bracket.See Figure2.
3. Insertthechutecontrolrodintoinputofchutecontrolhead.Push
rodasfarintothechutecontrolheadaspossible,keepingthe
holesinthe rodpointingupward.See Figure3.
Chute Control Head
_ort
Bracket
Figure2
f
/
\
Figure3
_J
Figure1
8
4. Placechuteontochutebaseandensurechutecontrolrodis
positionedunderhandlepanel.Installhexboltpreviouslyremoved
butdonotsecurewithwingnutatthistime.SeeFigure4.
5. Squeezethetriggeron thehandlepaneljoystickand rotatethe
chutebyhandtofaceforward.Theholesinthechutecontrolinput
willbefacingup.SeeFigure5.
NOTE:Thechutewillnotrotatewithoutsqueezingthetriggeronthe
joystick.
6. Rotatethejoysticktotheoneo'clockpositionsothesilverindica-
torarrowon theinputshaftbelowthecontrolpanelpoints
upward.SeeFigure6.
NOTE:Thejoystickwillbe angledslightlyto theright.SeeFigures5 &
6.
Figure4
f
Chute Controlf
Figure5
f
FroatView
Joystick
Figure6
J
9
. Makesureallcablesareroutedtotheleftofthechutecontrol
rod.Lineuptheholein therodwiththearrowon theinputshaft
and inserttheendoftherodintotheinputshaftbelowjoystickon
handlepanel.SeeFigure7.
NOTE:Thechutecontrolrodwillfit snugglyintotheinputshaft.
Supporttherearofthedashpanelwithone handwhileinsertingthe
rodwithyourotherhandto ensuretherodisinsertedell the way into
theinputshaft.
8. Nowpushthechutecontrolrodbacktowardsthehandlepanel
untiltheholeinthe rodlinesupwiththeholeinthechutecontrol
inputclosesttothechutecontrolhead.Insertthecotterpin.See
Figure8.
NOTE:Thesecondholeis usedtoachievefurtherengagementofthe
rodintotheinputshaftifrequiredandcanbe usedlaterforadjustment
ifthechutedoesnotfullyrotate.RefertotheService& Maintenance
sectionforChuteControlRodadjustments.
9. Finishsecuringchutecontrolheadto chutesupportbracketwith
wingnut,andclevispinandbow-tiecotterpin removedearlier.Do
notovertighten.SeeFigure9.
/i _
.J
Figure8
/
/
' .....................................................i_"i
}
Figure7
Figure9
10
10. Checkthatall cablesare properlyroutedthroughthecableguide
ontheengine.SeeFigure10.
NOTE:Ifthechutecontrolisnotassembledcorrectlyitwillnotmove
freelynorwillit movefullytotherightandleft.
SET-UP
Shear Pins
Holesare locatedinthehandlepanelforconvenientshearpin storage.
SeeFigure11.RefertotheOperationsectionformoreinformation
regardingshearpin replacement.
/
i
/
!
I
Figure10
f
Figure11
J
11
Chute Clean=Out Tool
Achute clean-out tool isfastenedtothetopoftheaugerhousing
witha mountingclip.SeeFigure12.Thetoolisdesignedtocleara
chuteassemblyoficeandsnow.Thisitemisfastenedwitha cabletie
atthefactory.Cutthecabletiebeforeoperatingthesnowthrower.
loft _1 .allmovingloartshave
stoppedbeforeusingtheclean-outtooltoclearthechuteassembly.
Tire Pressure
Underanycircumstancedo notexceedmanufacturer'srecom-
mendedpsi. Equaltirepressureshouldbe maintainedatall times.
Excessivepressurewhenseatingbeadsmaycausetire/rim
assemblytoburstwithforcesufficienttocauseseriousinjury.Refer
tosidewallof tirefor recommendedpressure.
Thetiresareover-inflatedforshippingpurposes.Checkthetire
pressurebeforeoperatingthesnowthrower.Refertothetiresidewall
fortiremanufacturer'srecommendedpsianddeflate(or inflate)the
tiresasnecessary.
NOTE:Equaltirepressureistobe maintainedat alltimesforperfor-
mancepurposes.
ADJUSTMENTS
Skid Shoes
Thesnowthrowerskidshoesareadjustedupwardatthefactoryfor
shippingpurposes.Adjustthemdownward,ifdesired,priortooperat-
ingthesnowthrower.
It isnotrecommendedthatyouoperatethis snowthrowerongravel
asitcaneasilypickup andthrowloosegravel,causingpersonal
njuryordamageto thesnowthrowerand surroundng property.
Forclosesnowremovalona smoothsurface,raiseskidshoes
higherontheaugerhousing.
Usea middleor lowerpositionwhentheareatobe clearedis
uneven,suchasa graveldriveway
NOTE:If youchoosetooperatethesnowthrowerona gravelsurface,
keeptheskidshoesin positionformaximumclearancebetweenthe
groundandtheshaveplate.
i
Chutedean=out Tool
Figure12
Smooth Surface
Surface
Figure13
Toadjusttheskidshoes:
1. Loosenthefourhexnuts(twooneachside)andcarriagebolts.
Moveskidshoestodesiredposition.SeeFigure13.
2. Makecertaintheentirebottomsurfaceof skidshoeisagainstthe
groundtoavoidunevenwearontheskidshoes.
3. Retightennutsand boltssecurely.
12
Chute f "_
Thedistancesnowisthrowncanbeadjustedbychangingtheangleof
theupperchute.Todo so:
1. Stoptheenginebyremovingtheignitionkeyandloosenthe
plasticwingknobfoundontheleft sideofthechuteassembly.
2. Pivotthechuteupwardordownwardbeforeretighteningthewing
knob.See Figure14.
Auger Control
Priortooperatingyoursnowthrower,carefullyreadandfollowall
instructionsbelow.Performall adjustmentsto verifyyoursnow
throwerisoperatingsafelyandproperly.
Checktheadjustmentoftheaugercontrolasfollows:
1. Theaugercontrolislocatedontheleft handle.SeeFigure15
inset.Whentheaugercontrolis releasedandin thedisengaged
"up"position,thecableshouldhaveverylittleslack.Itshould
NOTbetight.
2. Inawell-ventibtedarea,startthesnowthrowerengine.Referto
StartingtheEngineintheOperationsection.
3. Whilestandingintheoperator'sposition(behindthe snow
thrower),engagetheaugers.
4. Allowtheaugersto remainengagedforapproximatelyten(10)
secondsbeforereleasingtheaugercontrol.Repeatthisseveral
times.
5. Withtheaugercontrolin thedisengaged"up"position,walktothe
frontofthemachine.
6. Confirmthattheaugershavecompletelystoppedrotatingand
showNOsignsof motion.If anyaugershowsANYsignof
rotating,immediatelyreturntotheoperator'spositionandshutoff
theengine.WaitforALLmovingpartstostopbeforeadjustingthe
augercontrol.
7. Toreadjustthecontrolcable,loosentheupperhexboltonthe
augercablebracket.SeeFigure15.
8. Positionthebracketupwardtoprovidemoreslack(or downward
toincreasecabletension).
9. Retightentheupperhexbolt.
10. Repeatsteps2-6aboveto verifyproperadjustmenthasbeen
achieved.
Figure14
\ \
\\
\
Figure15
J
13
f
Drive Control
Shift Lever
J Two=Way Chute Control (Joystick)
/
er Control
Gas Cap
\
AugerHousim
ChuteAssembly
\\\
\,
\
Clean Out
Tool
\
\
\
Augers
Skid Shoe
-Wheel Steering Control
Nluffler Recoil Starter
\ Handle
Primer \_ _ FUELLEVEL
Key
:lectric Start
Button
/ /
Oil Drain Electric Starter Outlet
Figure16
Nowthat youhavesetup yoursnowthrower,it'simportanttobecome
acquaintedwith itscontrolsandfeatures.RefertoFigure16.
Throttle
Control
Choke
Control
,J
NOTE:Donotturnthekeyinan attempttostarttheengine.Doingso
maycauseittobreak.
SHIFT LEVER
Theshiftleverislocatedonthe rightsideofthehandlepanel.
Placetheshiftleverintoanyofeightpositionstocontrolthe
directionoftravelandgroundspeed.
Forward
6 CHOKE CONTROL
5 Thechokecontrolisfoundon therearoftheengineand isactivated
4 byturningtherotarychokeknobtotheCHOKEposition.Activating
thechokecontrolclosesthechokeplateon thecarburetorandaidsin
3 startingtheengine,
Yoursnowthrowerhassixforward(F)speeds.Positionone(1)is t 2
theslowestand positionsix (6) isthefastest. F 1
Reverse
Yoursnowthrowerhastwo reverse(R)speeds.One(1)isthe
slowerandtwo(2) isthefaster.
KEY
Thekeyisa safetydevice.It mustbefully insertedinorderforthe
enginetostart.Removethekeywhenthesnowthrowerisnotinuse.
PRIMER
Depressingthe primerforcesfueldirectlyintotheengine'scarburetor
toaid incold-weatherstarting.
OIL FILL
Engineoil levelcanbecheckedandoiladdedthroughtheoil fill.
GAS CAP
Unthreadthegascaptoadd gasolinetothefueltank.
Meets ANSi Safety Standards
CraftsmanSnowThrowersconformtothesafetystandardoftheAmericanNationalStandardsInstitute(ANSI).
14
THROTTLE CONTROL
Thethrottlecontrolis locatedon therearoftheengine.It regulatesthe
speedoftheengineandwillshutoff theenginewhenmovedintothe
STOPposition.
RECOIL STARTER HANDLE
Thishandleisusedto manuallystarttheengine.
ELECTRIC STARTER BUTTON
Pressingtheelectricstarterbuttonengagestheengine'selectric
starterwhenpluggedintoa 120Vpowersource.
ELECTRIC STARTER OUTLET
Requirestheuseof athree-prongoutdoorextensioncordanda 120V
powersource/walloutlet.
AUGERS
Whenengaged,theaugerbladesrotateand drawsnowintotheauger
housing.
SKID SHOES
Positiontheskid shoesbasedon surfaceconditions.Adjustupward
forhard-packedsnow.Adjustdownwardwhenoperatingon gravelor
crushedrocksurfaces.
CHUTE ASSEMBLY
Snowdrawnintotheaugerhousingisdischargedoutthechute
assembly.
WHEEL STEERING CONTROLS
Theleft andrightwheelsteeringcontrolsarelocatedon theunderside
ofthehandles.Squeezetherightcontroltoturnright;squeezetheleft
controltoturnleft.
NOTE:Operatethesnowthrowerinopenareasuntilyouarefamiliar
withthesecontrols.
Theaugercontrolislocatedon thelefthandle.Squeezethecontrol
gripagainstthehandletoengagetheaugerandstartsnowthrowing
action.Releasetostop.
DRIVE CONTROL/AUGER CONTROL LOCK
DRIVE
CONTROL
Thedrivecontrolis locatedon therighthandle.Squeezethecontrol
gripagainstthehandletoengagethewheeldrive.Releasetostop.
Thedrivecontrolalsolockstheaugercontrolsoyoucanoperate
thechutedirectionalcontrolwithoutinterruptingthesnowthrowing
process.If theaugercontrolisengagedsimultaneouslywiththedrive
control,theoperatorcanreleasetheaugercontrol(onthelefthandle)
andtheaugerswillremainengaged.Releasebothcontrolstostopthe
augersandwheeldrive.
NOTE:Alwaysreleasethedrivecontrolbeforechangingspeeds.
Failureto dosowillresultinincreasedwearon yourmachine'sdrive
system.
TWO-WAY CHUTE CONTROL
r
CHUTE DiRECTiONAL CONTROL
CHUTEROTATE CHUTEROTATE
LEFT RIGHT
AUGER CONTROL
_ J
Thetwo-waychutecontrol(Joystick)is locatedon theleftsideofthe
handlepanel.
* Tochangethedirectioninwhichsnowisthrown,squeezethe
buttononthechutecontrolleverand pivotthechutecontrollever
tothe rightortotheleft.
15
CLEAN-OUT TOOL
Neveruseyourhandstocleara cloggedchuteassembly.Shut
loft engineand remainbehindhandlesuntilallmovingpartshave
lstoppedbeforeusingtheclean-outtooltoclearthechuteassembly.
Thechuteclean-outtoolisconvenientlyfastenedtotherearofthe
augerhousingwitha mountingclip. Shouldsnowandicebecome
lodgedin thechuteassemblyduringoperation,proceedasfollowsto
safelycleanthechuteassemblyandchuteopening:
1. ReleaseboththeAugerControlandtheDriveControl.
2. Stoptheenginebyremovingtheignitionkey.
3. Removetheclean-outtoolfromtheclipwhichsecuresittothe
rearoftheaugerhousing.
4. Usetheshovel-shapedendof theclean-outtooltodislodgeand
scoopanysnowand icewhichhasformedin andnearthechute
assembly.
5. Refastentheclean-outtooltothemountingclipontherearof
theaugerhousing,reinserttheignitionkeyandstartthesnow
thrower'sengine.
6. Whilestandingintheoperator'sposition(behindthesnow
thrower),engagetheaugercontrolfora fewsecondstoclearany
remainingsnowandicefromthechuteassembly.
BEFORE STARTING ENGINE
Read,understand,andfollowall instructionsandwarningson the
machineand inthismanualbeforeoperating.
Oil
Theunit wasshippedwith oil inthe engine.Checkoil levelbefore
eachoperationtoensureadequateoil intheengine.Forfurther
instructions,refertothe stepson page18.
NOTE:Besuretochecktheengineon a levelsurfacewiththeengine
stopped.
1. Removetheoil fillercap/dipstickandwipethedipstickclean.
2. insertthecap/dipstickintotheoilfillerneck,butdo NOTscrewit
in.
3. Removetheoil fillercap/dipstick,ifthelevelislow,slowlyadd
oil (5%30, witha minimumclassificationof SF/SG)untiloil level
registersbetweenhigh(H) andlow(L).
NOTE:Donotoverfill.Overfillingwithoil mayresultinenginesmoking,
hardstartingor sparkplugfouling.
4. Replaceandtightencap/dipstickfirmlybeforestartingengine.
Gasoline
Useautomotivegasoline(unleadedor lowleadedtominimizecombus-
tionchamberdeposits)witha minimumof87octane.Gasolinewith
upto 10%ethanolor 15%MTBE(MethylTertiaryButylEther)canbe
used.Neveruseanoil/gasolinemixtureor dirtygasoline.Avoidgetting
dirt,dust,or waterinthefueltank.DONOTuseE85gasoline.
Refuelina well-ventilatedareawiththeenginestopped.Donot
smokeorallowflamesor sparksin theareawheretheengineis
refueledor wheregasolineisstored.
Donotoverfillthefueltank.After refueling,makesurethetank
capisclosedproperlyandsecurely.
Becarefulnotto spillfuelwhenrefueling.Spilledfuelorfuelvapor
mayignite,ifanyfuelisspilled,makesuretheareaisdrybefore
startingtheengine.
Avoidrepeatedorprolongedcontactwithskinor breathingof
)or.
Useextremecarewhenhandlinggasoline.Gasolineisextremely
flammableandthevaporsare explosive.Neverfuelthemachine
indoorsorwhiletheengineishotor running.Extinguishcigarettes,
cigars,pipesandothersourcesof ignition.
1. Cleanaroundfuelfillbeforeremovingcaptofuel.
2. Afuellevelindicatorislocatedin thefueltank.SeeFigure15
inset.Becarefulnottooverfill.Filltank untilfuelreachesthefuel
levelindicatortoallowspaceforfuelexpansion.
STARTING THE ENGINE
Alwayskeephandsandfeetclearof movingparts.Donotusea
pressurizedstartingfluid.Vaporsare flammable.
NOTE:Allowtheenginetowarmupfora fewminutesafter starting.
Theenginewillnotdevelopfullpoweruntilit reachesoperating
temperatures.
1. Makecertainboththeaugercontrolanddrivecontrolarein the
disengaged(released)position.
2. insertkeyintoslot.Makesureitsnapsintoplace.Donotattempt
toturnthekey.
NOTE:Theenginecannotstartwithoutthekeyfullyinsertedintothe
ignitionswitch.
Electric Starter
Theoptionalelectricstarterisequippedwitha groundedthree-wire
powercordandplug,and isdesignedto operateon 120voltAC
householdcurrent.It mustbeusedwitha properlygroundedthree-
prongreceptacleatall timestoavoidthepossibilityofelectricshock.
Followall instructionscarefullypriortooperatingtheelectricstarter.
DONOTuseelectricstarterintherain.
Determinethatyourhome'swiringisa three-wiregroundedsystem.
Aska licensedelectricianifyouarenotcertain.
Ifyouhavea groundedthree-prongreceptacle,proceedasfollows.
Ifyoudonothavetheproperhousewiring,DONOTusetheelectric
starterunderanyconditions.
1. Plugtheextensioncordintotheoutletlocatedon theengine's
surface.Plugtheotherendof extensioncordintoa three-prong
120-volt,grounded,ACoutletina well-ventilatedarea.
16
2. Movethrottlecontrolto FAST(rabbit)_J_" position.
3. MovechoketotheCHOKEI,'_1 position(coldenginestart).If
engineiswarm,placechokein RUNposition.
4. Pushprimerthree(3)times,makingsuretocoverventholein
primerbulbwhenpushing.If engineiswarm,pushprimeronly
once.Alwayscoverventholewhenpushing.Coolweathermay
requireprimingtobe repeated.
5. Pushstarterbuttontostartengine.Oncetheenginestarts,im-
mediatelyreleasestarterbutton.Electricstarterisequippedwith
thermaloverloadprotection;systemwilltemporarilyshut-downto
allowstartertocoolifelectricstarterbecomesoverloaded.
6. Astheenginewarms,slowlyrotatethechokecontroltoRUN
position.If theenginefalters,restartengineandrunwithchoke
athalf-chokepositionfora shortperiodoftime,andthenslowly
rotatethechokeintoRUNposition.
7. Afterengineisrunning,disconnectpowercordfromelectric
starter.Whendisconnecting,alwaysunplugtheendatthewall
outletbeforeunpluggingtheoppositeendfromtheengine.
Recoil Starter
TO ENGAGE DRIVE
1. Withthethrottlecontrolinthe Fast(rabbit)position,moveshift
leverintooneofthesixforward(F)positionsor tworeverse(R)
positions.Selecta speedappropriateforthesnowconditionsand
a paceyou'recomfortablewith.
NOTE:Whenselectinga DriveSpeed,usetheslowerspeedsuntil
youarecomfortableandfamiliarwiththeoperationofthesnow
thrower.
2. Squeezethedrivecontrolagainstthehandleandthesnow
throwerwillmove.Releaseitanddrivemotionwillstop.
NOTE:NEVERrepositiontheshiftlever(changespeedsordirection
oftravel)withoutfirstreleasingthedrivecontrolandbringingthesnow
throwertoa completestop.Doingsowill resultin prematurewearto
thesnowthrower'sdrivesystem.
TO ENGAGE AUGERS
1. Toengagetheaugersandstartthrowingsnow,squeezethe
augercontrolagainstthelefthandle.Releasetostoptheaugers.
Donotpullthestarterhandlewhiletheenginerunning.
1. Movethrottlecontrolto FAST(rabbit)_J_ position.
2. MovechoketotheCHOKEI_¢1 position(coldenginestart).If
engineiswarm,placechokein RUNposition.
3. Pushprimerthree(3)times,makingsuretocoverventholewhen
pushing.Ifengineiswarm,pushprimeronlyonce.Alwayscover
ventholewhenpushing.Coolweathermayrequireprimingtobe
repeated.
4. Pullgentlyonthe starterhandleuntilitbeginstoresist,then
pullquicklyandforcefullytoovercomethecompression.Engine
shouldstart.Donotreleasethehandleandallowittosnapback.
ReturnropeSLOWLYtooriginalposition.If required,repeatthis
step.
5. Astheenginewarms,slowlyrotatethechokecontroltoRUN
position.If theenginefalters,restartengineandrunwithchoke
athalf-chokepositionfora shortperiodoftime,andthenslowly
rotatethechokeintoRUNposition.
Toavoidunsupervisedengineoperation,neverleavethemachine
unattendedwiththeenginerunning.Turntheengineoffafteruseand
removekey.
STOPPING THE ENGINE
Afteryouhavefinishedsnow-throwing,runenginefora few minutes
beforestoppingtohelpdryoffanymoistureontheengine.
1. MovethrottlecontroltoOFFposition.
2. Removethekey.Removingthekeywillreducethepossibilityof
unauthorizedstartingoftheenginewhileequipmentisnotin use.
Keepthekeyina safeplace.Theenginecannotstartwithoutthe
key.
3. Wipeanymoistureawayfromthecontrolson theengine.
17
REPLACING SHEAR PiNS
Theaugersare securedtothespiralshaftwith shearpinsandcotter
pins.If theaugersshouldstrikeaforeignobjectoricejam,thesnow
throwerisdesignedsothatthepinsmayshear.If theaugerswillnot
turn,checktoseeifthepinshavesheared.SeeFigure17.
NEVERreplacetheaugershearpinswithanythingotherthanSears
SKU#88389/0EM PartNo.738-04124Areplacementshearpins.
Anydamagetotheaugergearboxorothercomponentsasa resultof
failingtodo sowill NOTbecoveredbyyoursnowthrower'swarranty.
Alwaysturnoff thesnowthrower'sengineand removethekeypriorto
replacingshear pins.
'i
//
Figure17
MAINTENANCE SCHEDULE
Beforeperforminganytypeofmaintenance/service,disengageall
controlsandstoptheengine.Waituntilallmovingpartshavecometo
acompletestop.Disconnectsparkplugwireandgrounditagainstthe
enginetopreventunintendedstarting.Alwayswearsafetyglassesduring
operationorwhileperforminganyadjustmentsorrepairs.
EachUseandevery5
hours
1st5 hours
Annuallyor 25 hours
Annuallyor 50 hours
Annuallyor 100hours
BeforeStorage
1. Engineoil level
2. Looseormissinghardware
3. Unitandengine.
1. Engineoil
1. Sparkplug
2. Controllinkagesandpivots
3. Wheels
4. GearshaftandAugershaft
1. Engineoil
1. Sparkplug
1. Fuelsystem
Followthemaintenanceschedulegivenbelow.Thischartdescribes
serviceguidelinesonly.UsetheServiceLogcolumntokeeptrackof
completedmaintenancetasks.Tolocate the nearest SearsService
Centeror to scheduleservice,simplycontactSearsat
1-800-4-MY-HOME®.
1. Check
2. Tightenor replace
3. Clean
1. Change
1. Check
2. Lubewithlightoil
3. Lubewithmultipurposeautogrease
4. Lubewithlightoil
1. Change
1. Change
1. Runengineuntilit stopsfromlack
d fuel
ENGINE MAINTENANCE
Checking Engine Oil
Beforelubricating,repairing,or inspecting,disengageall controls
Iandstopengine.Waituntilall movingpartshavecometo a complete
_stop.
NOTE: Checktheoil levelbeforeeachuseto besurecorrectoil level
ismaintained.
Whenaddingoiltotheengine,referto viscositychart below.Engine
oilcapacityis 600 ml(approx.20 oz.).Donotover-fill.Usea 4-stroke,
oran equivalenthighdetergent,premiumqualitymotoroilcertified
tomeetorexceedU.S.automobilemanufacturer'srequirementsfor
serviceclassificationSG,SRMotoroilsclassifiedSG,SFwillshow
thisdesignationonthecontainer.
1. Removetheoil fillercap/dipstickandwipethedipstickclean.
2. Insertthecap/dipstickintotheoilfillerneck,andtightenthecap
untilseated.
3. Removetheoil fillercap/dipstick.Iflevelislow,slowlyadd oiluntil
oil levelregistersbetweenhigh(H)andlow(L).SeeFigure18.
4. Replaceandtightencap/dipstickfirmlybeforestartingengine.
Changing Engine Oil
NOTE:Changetheengineoilafterthefirst5 hoursof operationand
oncea seasonorevery50 hoursthereafter.
1. Drainfuelfromtankbyrunningengineuntilthefueltankisempty.
Besurefuelfillcapissecure.
J
Figure18
2. Placesuitableoil collectioncontainerunderoil drainplug.
3. Removeoil drainplug.SeeFigure19on nextpage.
4. Tipunittodrainoilintothecontainer.Usedoil mustbedisposed
ofata propercollectioncenter.
Usedoil isa hazardouswasteproduct.Disposeofusedoil properly.
IDonotdiscardwithhouseholdwaste.Checkwithyourlocalauthori-
lties or SearsServiceCenterforsafedisposal/recyclingfacilities.
18
.
6.
Reinstallthedrainplugandtightenit securely.
Refillwiththerecommendedoil andchecktheoil level.See
RecommendedOil Usagechart.Theengine'soil capacityis20
ounces.
i u
[
(%-40 °-20 o 0o 200 400
("c) -300 -200 -10° 0°
DONOTusenondetergentoilor 2-strokeengineoil.Itcouldshorten
theengine'sservicelife.
Oil Drain
Plug
7. Reinstalltheoilfillercap/dipsticksecurely.
Figure19
Thoroughlywashyourhandswithsoapandwaterassoonas
possibleafterhandling usedoil.
Checking Spark Plug
DONOTcheckforsparkwithsparkplugremoved.DONOTcrank
enginewithsparkplug removed.
Iftheenginehasbeenrunning,themufflerwillbevery hot.Becareful
nottotouchthemuffler.
NOTE: Checkthesparkplugoncea seasonorevery25hoursof
operation.Changethesparkplugoncea seasonor every100hours.
Toensureproperengineoperation,thesparkplugmustbe properly
gappedandfreeofdeposits.
1. Removethesparkplugbootandusea sparkplugwrenchto
removetheplug.See Figure20.
2. Visuallyinspectthesparkplug.Discardthesparkplugifthereis
apparentwear,orifthe insulatoriscrackedor chipped.Cleanthe
sparkplugwitha wirebrushifitisto be reused.
3. Measurethepluggapwitha feelergauge.Correctas necessary
bybendingsideelectrode.SeeFigure21.Thegapshouldbeset
to.02-.03inches(0.60-0.80ram).
4. Checkthatthe sparkplugwasherisingoodconditionandthread
thesparkplugin byhandtopreventcross-threading.
5. Afterthesparkplugisseated,tightenwitha sparkplugwrenchto
compressthewasher.
NOTE:Wheninstallinga newsparkplug,tighten1/2-turnafterthe
sparkplugseatstocompressthewasher.Whenreinstallinga used
sparkplug,tighten1/8-to 1/4-turnafterthesparkplugseatsto
compressthewasher.
19
Spark Plug
O
J
Figure20
Electrode
.02-.03 in.
{0.60-0.80 ram)
Figure21
hotandcan ine.
LUBRICATION
Gear Shaft
Thegear(hex)shaftshouldbe lubricatedatleastoncea seasonor
afterevery25 hoursofoperation.
1. Topreventspillage,removeall fuelfromtank byrunningengine
untilitstops.
2. Carefullypivotthesnowthrowerupandforwardsothat itrestson
theaugerhousing.
3. Removethe lowerframecoverfromtheundersideofthesnow
throwerbyremovingtheself-tappingscrewswhichsecureit.
4. Applyalightcoatingofengineoil (or31in-1oil) tothehexshaft.
SeeFigure22.
NOTE:Whenlubricatingthehexshaft,be carefulnottogetanyoilon
thealuminumdriveplateor rubberfrictionwheel.Doingsowillhinder
thesnowthrower'sdrivesystem.Wipeoff anyexcessor spilledoil.
Wheels
Atleastoncea season,removebothwheels.Cleanandcoattheaxles
witha multipurposeautomotivegreasebeforereinstallingwheels.
Auger Shaft
Atleastoncea season,removetheshearpinson augershaft.Spray
lubricantinsideshaft,andaroundthespacersandflangebearings
foundateitherendoftheshaft.SeeFigure23.
SHAVE PLATE AND SKID SHOES
Theshaveplateand skidshoesonthebottomofthesnowthrowerare
subjecttowear.Theyshouldbecheckedperiodicallyandreplaced
whennecessary.
NOTE:Theskidshoeson thismachinehavetwowearedges.When
onesidewearsout,theycanbe rotated1800to usetheotheredge.
Toremoveskidshoes:
1. Removethetwocarriagebolts,washers(ifequipped),andhex
flangenutsthat secureeachskidshoetothesnowthrower.
2. Reassemblenewskidshoeswiththefourcarriagebolts(twoon
eachside),washers,andhexflangenuts.RefertoFigure24.
Toremoveshaveplate:
1. Removethecarriageboltsand hexnutswhichattachit tothe
snowthrowerhousing.
2. Reassemblenewshaveplate,makingsureheadsofcarriage
boltsaretotheinsideof housing.Tightensecurely.SeeFigure24.
O i
)
J' "?X
/ .... )
{;:7,_"
7/'................
Figure22
/
/
/
f
Figure23
..............'L i
7j y_........ o i J,_J
7i ......... ;7....... _,
NOTE:Augersnotshown for clarity.
Figure24
J
2O
  • Page 1 1
  • Page 2 2
  • Page 3 3
  • Page 4 4
  • Page 5 5
  • Page 6 6
  • Page 7 7
  • Page 8 8
  • Page 9 9
  • Page 10 10
  • Page 11 11
  • Page 12 12
  • Page 13 13
  • Page 14 14
  • Page 15 15
  • Page 16 16
  • Page 17 17
  • Page 18 18
  • Page 19 19
  • Page 20 20
  • Page 21 21
  • Page 22 22
  • Page 23 23
  • Page 24 24
  • Page 25 25
  • Page 26 26
  • Page 27 27
  • Page 28 28
  • Page 29 29
  • Page 30 30
  • Page 31 31
  • Page 32 32
  • Page 33 33
  • Page 34 34
  • Page 35 35
  • Page 36 36
  • Page 37 37
  • Page 38 38
  • Page 39 39
  • Page 40 40
  • Page 41 41
  • Page 42 42
  • Page 43 43
  • Page 44 44
  • Page 45 45
  • Page 46 46
  • Page 47 47
  • Page 48 48
  • Page 49 49
  • Page 50 50
  • Page 51 51
  • Page 52 52
  • Page 53 53
  • Page 54 54
  • Page 55 55
  • Page 56 56
  • Page 57 57
  • Page 58 58
  • Page 59 59
  • Page 60 60
  • Page 61 61
  • Page 62 62
  • Page 63 63
  • Page 64 64
  • Page 65 65
  • Page 66 66
  • Page 67 67
  • Page 68 68
  • Page 69 69
  • Page 70 70
  • Page 71 71
  • Page 72 72
  • Page 73 73
  • Page 74 74
  • Page 75 75
  • Page 76 76
  • Page 77 77
  • Page 78 78
  • Page 79 79
  • Page 80 80

Craftsman 31AS53SF793 Owner's manual

Category
Snow throwers
Type
Owner's manual
This manual is also suitable for

Ask a question and I''ll find the answer in the document

Finding information in a document is now easier with AI