MTD 247883970 Owner's manual

perator's nual

I:RRFrSMAN+

Electric Start

SNOW THROWER

Model No. 247.883970

CX

IES

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

Form No.769-08168

(June 15,2012)

Warranty Statement .................................. Page 2

Safe Operation Practices .......................... Page 3

Safety Labels ............................................ Page 7

Assembly .................................................. Page 8

Operation .................................................. Page 13

Service and Maintenance ......................... Page 18

Off-Season Storage .................................. Page 26

Troubleshooting ........................................ Page 27

Parts List ................................................... Page 28

Repair Protection Agreement ................... Page 47

Espafiol ..................................................... Page 48

Service Numbers ...................................... Back Cover

CRAFTSMANCXTWOYEARFULLWARRANTY

FORTWOYEARSfromthedateofpurchase,thisproductiswarrantedagainstanydefectsin materialor workmanship.A defective

productwillreceivefreerepairor replacementif repairisunavailable.

Forwarranty coverage details to obtain free repairor replacement,visitthe website: www.craftsman.com

Thiswarranty coversONLYdefects in material andworkmanship. Warranty coveragedoes NOTinclude:

• Expendableitemsthatcanwearoutfromnormalusewithinthewarrantyperiod,includingbutnotlimitedtoaugers,augerpaddles,

driftcutters,skidshoes,shaveplate,shearpins,sparkplug,aircleaner,belts,andoil filter.

• Standardmaintenanceservicing,oilchanges,or tune-ups.

• Tirereplacementorrepaircausedbypuncturesfromoutsideobjects,suchasnails,thorns,stumps,or glass.

• Tireor wheelreplacementor repairresultingfromnormalwear,accident,or improperoperationor maintenance.

• Repairsnecessarybecauseofoperatorabuse,includingbutnotlimitedtodamagecausedbyover-speedingtheengine,or from

impactingobjectsthat bendtheframe,augershaft,etc.

• Repairsnecessarybecauseofoperatornegligence,includingbutnotlimitedto,electricaland mechanicaldamagecausedby

improperstorage,failureto usethepropergradeandamountof engineoil,or failuretomaintaintheequipmentaccordingtothe

instructionscontainedintheoperator'smanual.

• Engine(fuelsystem)cleaningor repairscausedbyfueldeterminedtobecontaminatedor oxidized(stale).Ingeneral,fuelshouldbe

usedwithin30 daysofits purchasedate.

• Normaldeteriorationandwearoftheexteriorfinishes,orproductlabelreplacement.

Thiswarrantyisvoidifthis productiseverusedwhileprovidingcommercialservicesor if rentedtoanotherperson.

Thiswarrantygivesyouspecificlegalrights,andyoumayalsohaveotherrightswhichvaryfromstatetostate.

SearsBrands ManagementCorporation, Hoffman Estates,IL 60179

EngineOilType: 5W-30

EngineOilCapacity: 37ounces

FuelCapacity: Approx.5 Quarts

SparkPlug: F6RTC(951-10292)

SparkPlugGap: .020"to.030"

Model Number.................................................................

Serial Number .................................................................

Dateof Purchase.............................................................

Recordthemodelnumber,serialnumber

anddateof purchaseabove

2

Thissymbolpointsoutimportantsafetyinstructionswhich,if not

followed,couldendangerthepersonalsafetyand/orpropertyof

yourselfandothers.Readandfollowall instructionsin 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

whileperforminganadjustmentor repairto protectyoureyes.

Thrownobjectswhichricochetcancauseseriousinjurytothe

eyes.

Donotoperatewithoutwearingadequatewinteroutergarments.

Donotwearjewelry,longscarvesorotherlooseclothing,which

couldbecomeentangledin movingparts.Wearfootwearwhich

willimprovefootingonslipperysurfaces.

Usea groundedthree-wireextensioncordand receptacleforall

machineswithelectricstartengines.

Disengageallcontrolleversbeforestartingtheengine.

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

suchequipmentona 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. Wait 10secondstobe suretheimpellerbladeshavestopped

rotating.

3. Alwaysusea clean-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.

. +

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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

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7

NOTE:Referencestorightorleftsideofthesnowthroweraredetermined

fromtheoperatingpositionlookingforwardtothefrontofthemachine.

Handle

REMOVING FROM CRATE

1. Removescrewsfromthebottomofthecratesecuringthesides,

andendsof theshippingcrate.

2. Liftoffthetopoff ofthecrateandsetoutofthewayofthe

assemblyarea.

3. Removeanddiscardplasticbagthatcoversunit.

4. Removeanyloosepartsincludedwithunit(e.g.,Operator's

Manual,etc.).

5. Pushdownon thelowerhandleand pullunitbackoutofcrate.

6. Makecertainthecratehasbeencompletelyemptiedbefore

discardingit.

ASSEMBLY

1. Removeanypackagingmaterialfromtheupperhandle.

2. Removethelowerplasticwingnut,bellevillewasherand carriage

boltfromeachsideof theupperhandle;thenraisetheupper

handleassemblyuntilit snapsoverthelowerhandle.SeeFig.1.

Figure 1

3. Lookingbeneaththehandlepanel,checkthatallofthecables

(steering,auger,shift,anddrive)areproperlyroutedandnot

pinchedorkinked.Makecertainthespringsatthelowerendofthe

augeranddrivecablesaresecurelyhookedintotheirrespective

actuatorbrackets.

4. Securetheupperhandleandlowerhandlewiththetwowingnuts,

bellevillewashers,andcarriageboltsremovedearlier.Tightenthe

twowingnutsalreadyinstalledintheupperholestofirmlysecure

theupperhandleandsupporttubes.SeeFig.2.

Chute Assembly

Figure 2

,,J

1. Removelocknutsandscrewssecuringoneof theflangekeepers

tothechuteassembly.Loosenthefastenersoftheothertwo

flangekeepers.See Figure3.

\

Figure 3

2. Loosen,butdonotremove,thechutecrankbracketinorderto

attachthechuteassembly.SeeFig.5.

3. Placechuteassemblyontochutebaseasshownin Figure4. Make

surethatthechutenotchesengagewiththespiralendofchute

directionalcontrol,andthetwoflangekeepersarebeneaththe

flangeonthechutebase.

4. Secureflangekeeperremovedearlierwith locknutsand screws.

Tightendownnutssecuringtheothertwo flangekeepers.See

Figure5.

8

Figure4

SET-UP

Shear Pins

A pairofreplacementaugershearpinsandbowtiecotterpinshavebeen

includedwithyoursnowthrower.Theyarestoredintheholesprovidedinthe

plasticdashpanelasseeninFigure7.Forinformationregardingreplacing

theshearpins,seeReplacingShearPinsintheOperationsectionofthis

manual.

\ \

Figure7

Chute Clean-Out Tool

Thechuteclean-outtoolisfastenedtothetopoftheaugerhousing

witha mountingclipanda cabletieatthefactory.Cutthecabletie

beforeoperatingthe snowthrower.See Fig.8.

,J

.

6.

Figure 5

Re-tightenthehardwaresecuringthechutecrankbracket.

Checkthatthechutecablesareproperlyroutedthroughthecable

guideontopofengineshroud.SeeFigure6.

/

\

Figure 8

Figure 6

9

Drift(:utters

The snow thrower drift cutters are mounted inverted at the factory

for shipping purposes.

1. Remove the four wing knobs (two on each side) and carriage bolts.

Place drift cutter in upright position and re-secure. See Fig.9.

Figure 9

Tire Pressure (Pneumatic Tires)

Underanycircumstancedo notexceedmanufacturer'srecom-

mendedpsi. Equaltirepressureshouldbemaintainedatall times.

Excessivepressurewhenseatingbeadsmaycausetire/rim

assemblytoburstwithforcesufficienttocauseseriousinjury.Refer

tosidewallof tirefor recommendedpressure.

Thetirescanbeover-inflatedforshippingpurposes.Checkthetire

pressurebeforeoperatingthesnowthrower.Refertothetiresidewall

formanufactures'srecommendedpsianddeflate(orinflate)thetires

asnecessary.

NOTE:Equaltirepressureistobemaintainedatalltimesforperfor-

mancepurposes.

Fuel Recommendations

Useautomotivegasoline(unleadedor lowleadedtominimizecombus-

tionchamberdeposits)witha minimumof87octane.Gasolinewith

upto 10%ethanolor 15%MTBE(MethylTertiaryButylEther)canbe

used.Neveruseanoil/gasolinemixtureor dirtygasoline.Avoidgetting

dirt,dust,or waterinthefueltank.DONOTuseE85gasoline.

• Refuelin awell-ventilatedareawiththeenginestopped.Do

notsmokeorallowflamesor sparksin theareawherethe

engineisrefueledor wheregasolineisstored.

• Donotoverfillthefueltank.Afterrefueling,makesurethe

tankcapisclosedproperlyandsecurely.

• Becarefulnottospillfuelwhenrefueling.Spilledfuelor fuel

vapormayignite.Ifanyfuelisspilled,makesuretheareais

drybeforestartingtheengine.

• Avoidrepeatedorprolongedcontactwithskinor breathingof

vapor.

Adding Fuel

Useextremecarewhenhandlinggasoline.Gasolineisextremely

flammableandthevaporsareexplosive.Neverfuelthemachine

indoorsorwhiletheengineishotor running.Extinguishcigarettes,

cigars,pipesandothersourcesofignition.

Alwayskeephandsandfeetclearofequipmentmovingparts.Donot

usea pressurizedstartingfluid.Vaporsareflammable.

.

2.

Cleanaroundfuelfillbeforeremovingcaptofuel.

A fuellevelindicatorislocatedin thefueltank.Filltankuntilfuel

reachesthefuellevelindictor,Figure10.Becarefulnottooverfill.

Fuel LevelIndicator

TopView

J

Figure 10

Checking Oil Level

Theengineisshippedwithoil in theengine.Youmust,however,

checktheoil levelpriorto operatingthesnowthrower.Runningthe

enginewith insufficientoil cancauseseriousenginedamageand

voidtheenginewarranty.

NOTE:Besuretochecktheengineon a levelsurfacewiththeengine

stopped.

Toavoidenginedamage,itis importantto:

• Checkoil levelbeforeeachuseandevery5 operatinghours

whenengineiswarm.Checkoil levelmorefrequentlyduring

enginebreak-in.

• Keepoillevelbetween"H"and"L"markson dipstick.See

Fig.11.

• Besureoilfill cap/plugistightenedsecurelywhenchecking.

1. Removetheoilfillercap/dipstickandwipethedipstickclean.See

Fig.11.

2. Insertthecap/dipstickintotheoil fillerneck,andtightenthecap

turningclockwiseuntilcapisseated.

10

F

Figure11

NOTE:On someengines,athreadedscrewcapwillbepresent

insteadof thequarterturnlockingcap.Intheinstanceofathreadedoil

cap/dipstick,DONOTscrewthecap/dipstickin tocheck.Checktheoil

byrestingthecap/dipstickon thethreads,butnotscrewingitin.

3. Removetheoil fillercap/dipstick,ifthelevelislow,slowlyaddoil

untiloil levelregistersbetweenhigh(H) andlow(L), Fig.11.

4. Replaceandtightencap/dipstickfirmlybeforestartingengine.

NOTE:Donotoverfill.Overfillingwithoil maycausesmoking,hard

starting,or sparkplugfouling.

NOTE:DONOTallowoil leveltofallbelowthe"L"markonthe

dipstick.Doingsomayresultin equipmentmalfunctionsordamage.

NOTE:Tochangetheoilon yourengine,seethe MaintenanceSec-

tionof theengineoperator'smanualincludedwiththesnowthrower.

ADJUSTMENTS

Skid Shoes

Thesnowthrowerskidshoesareadjustedupwardat thefactoryfor

shippingpurposes.Adjustthemdownwardpriortooperatingthesnow

thrower.

Itisnotrecommendedthatyouoperatethis snowthrowerongravel

asitcaneasilypick upandthrowloosegravel,causingpersonal

injuryor damagetothesnowthrowerandsurroundingproperty.

Forclosesnowremovalona smoothsurface,adjusttheskidshoessothat

theshaveplateonthebottomofthe augerhousingisjustoff theground.

Adjusttheskidshoestoa lowerpositiontoraisetheshaveplateoff the

groundwhenclearingunevenareas,suchasa ribbontypedrivewayor

a graveldriveway

NOTE:Ifyouchoosetooperatethesnowthrowerona gravelsurface,

keeptheskidshoesin positionformaximumclearancebetweenthe

groundandtheshaveplate.

To adjust the skid shoes:

1. Adjustskidshoesbylooseningthesix (threeoneachside)hex

nutsandcarriagebolts securingtheskidshoestotheauger

housing. Referto Figure12.

2. Whileobservingthedistancebetweentheshaveplateandthe

ground,adjusttheskidsshoesupordowntoachievethedesired

shaveplateheight.SeeFigure12.

3. Makecertaintheentirebottomsurfaceofskidshoesareagainst

thegroundtoavoidunevenwearon theskidshoes;thentighten

nutsandboltssecurely.

ShavePlate

Lower

Shave

Plate

Raise

Shave

Plate

Figure 12

AUGER AND DRIVE CONTROL CABLES

Priortooperatingyoursnowthrower,carefullyreadandfollowall

instructionsbelow.Performalladjustmentstoverifyyoursnowthrower

isoperatingsafelyandproperly.

Testing Auger Drive Control

1. Whentheaugercontrolisreleasedandinthedisengaged"up"

position,thecableshouldhaveverylittleslack.It shouldNOTbe

tight.RefertoFigure13.

2. Ina well-ventilatedarea,startthesnowthrowerengineas

instructedintheOperationsectionofthis manual.Makesurethe

throttleissetintheFASTposition.

3. Whilestandingin theoperator'sposition(behindthesnow

thrower),engagetheauger.

4. Allowtheaugertoremainengagedforapproximatelyten(10)sec-

ondsbeforereleasingtheaugercontrol.Repeatthisseveraltimes.

NOTE:Whenengagingtheauger,youmayheara"chirp"sound.

Thisisnormal,itisthebeltengagingthepulley.Asthebeltwears,this

soundwillnotbeheardwhenengagingtheauger.

5. Withthethrottlecontrolinthe FAST(rabbit)positionandthe

augercontrolinthedisengaged"up"position,walktothefrontof

themachine.

11

6. Confirmthattheaugerhascompletelystoppedrotatingand

showsNOsignsofmotion.IftheaugershowsANYsignsof

rotating,immediatelyreturntotheoperator'spositionand shutoff

theengine.WaitforALL movingpartstostopbeforere-adjusting

theaugercontrol.

Testing Drive Control & Speed Selector Lever

1. Withtheengineturnedoff,movethespeedselectorleverinto

sixth(6) position.RefertoFigure13.

2. Withthewheeldrivecontrolreleased,pushthesnowthrower

forward,thenpull itback.Themachineshouldmovefreely.

3. Engagethedrivecontroland attemptto movethemachineboth

forwardandback,resistanceshouldbefelt.

4. Movethespeedselectorleverintothefastreverse(R2)position

andrepeattheprevioustwosteps.

5. Ifyouexperiencedresistancerollingtheunit,eitherwhen

repositioningthespeedselectorleverfrom6 toR2orwhen

attemptingtomovethemachinewiththedrivecontrolreleased,

adjustthedrivecontrolimmediately.SeeAdjustingDriveand

AugerControls.

ChuteTilt _eedSelectorLever

Auc

Control Control

Auger

Control

Cable

Drive

Cable

Figure 13

Adjusting Drive and Auger Controls

1. Frombeneaththehandle,pulldownwardontheappropriatecable

andunhookthespringfoundontheendofthecablefromits

respectiveactuatorbracket.RefertoFigures14and 15.

2. Slidethe springup thecabletoexposethecablecouplerthreads

andlocknut.Referto Figure15.

3.

Rearwardmost holeof

the actuator brackets

Figure14

Adjustthe locknutasfollows:Ifadjustingthedrivecable,thread

thelocknutoutward(downthecoupler)to lengthenthecableand

allowtheunittomovefreelywhenthecontrolis released.Thread

thelocknutinward(up thecoupler)to shortenthecabletoreduce

slippageand preventthemachinefrombeingeasilymovedwith

thedrivecontrolengaged.

Donotover-tightenthecable.Over-tighteningmaypreventtheauger

shaftfromdisengagingandcompromisethesafetyofthesnowthrower.

4. Ifadjustingtheaugercable,threadthelock nutoutwardstowards

endofthreadtolengthenthecableasnecessaryto stopthe

augershaftfromturningwhenthecontrolis released.

5. Securelyhookeachcable'sspringintotheappropriateholeofthe

respectiveactuatorbracket.Bothcableshookintotherearward-

mostholeineachbracket,asshownin Figure14.

6. Repeatthewheeldriveandaugercontrolteststoverifyproper

adjustment.Repeatpreviousstepsifnecessarytoattainproper

adjustmentofeachcable.

12

Figure 15

f

When DriveControl

Headlight _eedSeJectorLever

ChutePitchControl"

FueJTank

ger Control

FuelCap

OilFill

WheelSteeringControl

DriftCutter

ChuteAssembly

ChuteDirectionalControl

AugerHousing

_Skid Shoe

Primer

OilFiller

Cap/Dipstick

FuelFill

Key ; _ =Cap

OilDrain

Figure 16

Electric

Start

Button

Electric

Box

StarterHandle

Snowthrowercontrolsandfeaturesaredescribedbelowand

in Fig.16.

SPEED SELECTOR LEVER

Thespeedselector leverislocatedintherightsideof

thehandlepaneland isusedtodeterminegroundspeed

anddirectionoftravel.

Forward

Therearesixforward(F)speeds.Positionone(1)isthe

slowestand positionsix(6) isthefastest.

Reverse

Therearetworeverse(R)speeds.One(R1)is theslower

andtwo(R2)isthefaster.

illustrated

6

5

4

3

t 2

F1

R1

R2

CHOKE CONTROL

Thechokecontrolisfoundon therearof the

engineand isactivatedbyrotatingthecontrol

counter-clockwise.Activatingthechokecontrol

closesthechokeplateon thecarburetorandaids

instartingtheengine.

KEY

Thekeyisa safetydevice.Itmustbefullyinserted

intotheignitionin orderfortheenginetostart.

Removethekeywhenthesnowthrowerisnotin

use.

IMPORTANT:Donotturnthekeyinan attemptto

starttheengine.Doingsomaycauseittobreak.

Meets ANSi Safety Standards

CraftsmanSnowThrowersconformtothesafetystandardoftheAmericanNationalStandardsInstitute(ANSI).

13

THROTTLE CONTROL

Thethrottlecontrolis locatedon therearof theengine.It regulatesthe

speedoftheengineandwillshutoff theenginewhenmovedintothe

STOPposition.

PRIMER

Pressingtheprimerforcesfueldirectlyintothe

engine'scarburetortoaid in startinga "Cold" qkfP------=---

engine,or restartinga warmengine. I

OIL FILL

Engineoillevelcanbecheckedandoiladded

throughtheoilfill.

OIL DRAIN

Engineoilcanbedrainedthroughtheoil drain.

FUEL CAP

Un-threadthegascaptoaddgasolinetothefueltank.

MUFFLER

Engineexhaustexiststheengineviathemuffler.

ELECTRIC STARTER OUTLET

Requirestheuseofa three-prongoutdoorextensioncordanda 120V

powersource/walloutlet.

RECOIL STARTER HANDLE

Thishandleisusedto manuallystarttheengine.

ELECTRIC STARTER BUTTON

Pressingtheelectricstarterbuttonengagestheengine'selectric

starterwhenpluggedintoa 120Vpowersource.

AUGER

Whenengaged,theaugerbladesrotateanddrawsnowintotheauger

housing.

CHUTE ASSEMBLY

Snowdrawnintotheaugerhousingisdischargedoutthechute

assembly.

DRIFT CUTTERS

Thedrift cuttersaredesignedforuseindeepsnow.Theiruseis

optionalfornormalsnowconditions.Maneuverthesnowthrowerso

thatthecutterspenetratea highstandingsnowdrifttoassistsnow

fallingintotheaugersforthrowing.

SKiD SHOES

Positiontheskidshoesbasedon surfaceconditions.Adjustupward

forhard-packedsnow.Adjustdownwardwhenoperatingongravelor

crushedrocksurfaces.

AUGER CONTROL

AUGER

CONTROL

&

Theaugercontrolis locatedon thelefthandle.Squeezethecontrol

gripagainstthehandletoengagetheaugerand startsnowthrowing

action.Releaseto stop.

DRIVE CONTROL / AUGER CLUTCH LOCK

J

Thedrivecontrolislocatedon therighthandle.Squeezethecontrol

gripagainstthehandletoengagethewheeldrive.Releasethehandle

to stop.

Thedrivecontrolalsolockstheaugercontrolsothatyoucanoperate

thechutedirectionalcontrolwithoutinterruptingthesnowthrowing

process.If theaugercontrolisengagedsimultaneouslywiththedrive

control,theoperatorcanreleasetheaugercontrol(onthelefthandle)

andtheaugerwill remainengaged.Releasebothcontrolstostopthe

augerand wheeldrive.

NOTE:Alwaysreleasethedrivecontrolbeforechangingspeeds.

Failuretodosowillresultin increasedwearonyourmachine'sdrive

system.

14

TWO-WAY CHUTE-PITCH CONTROLTM

Thetwo-waychute-pitchcontrolislocatedon theleftsideofthe

handlepaneland isusedtocontrolthedistanceofsnowdischarge

fromthechute.

• Tochangetheupperchuteangletocontrolthedistancethat

snowisthrown,pivottheleverforwardor backward.

Movetheleverforwardto pivottheupperchutedownandreduce

thedistancesnowisthrown.

Movetheleverrearwardtopivottheupperchuteupwardand

increasethedistancesnowisthrown.

NOTE:Toincreaseordecreasethetensionon thetwo-waychute

control,tightenor loosenthewingknobonthechuteassembly.

CHUTE DiRECTiONAL CONTROL

DiscHARG oiscHARGE

a

V

.,j

i

CH UTE TILT

DOV_I

CHUTE TILT

UP

.J

CHUTE DiRECTiONAL CONTROL

Thechutedirectionalcontrolislocatedon theleftsideofthe snow

thrower.

Tochangethedirectioninwhichsnowisthrown,crankclockwise

todischargetotheleftand counterclockwisetodischargetothe

right.

WHEEL STEERING CONTROLS

The[eftandrightwheelsteeringcontrolsarelocatedon theunderside

ofthehandles.Squeezetherightcontroltoturnright;squeezetheleft

controltoturnleft.

NOTE: Operatethesnowthrowerinopenareasuntilyouarefamiliar

withthesecontrols.

HEADLIGHT

Theheadlightis locatedinsideofthehandlepanel.

DRIFT CUTTERS

Thedrift cuttersaredesignedforuseindeepsnow.Theiruseis

optionalfornormalsnowconditions.Maneuverthesnowthrowerso

thatthecutterspenetratea highstandingsnowdrifttoassistsnow

fallingintotheaugersforthrowing.

CHUTE CLEAN-OUT TOOL

Thechuteclean-outtoolisconvenientlyfastenedtotherearofthe

augerhousingwitha mountingclip.Shouldsnowand icebecome

lodgedinthechuteassemblyduringoperation,proceedasfollowsto

safelycleanthechuteassemblyandchuteopening:

Neveruseyourhandstocleara cloggedchuteassembly.Shut

off engineandremainbehindhandlesuntilall movingpartshave

stoppedbeforeunclogging.

1. ReleaseboththeAugerControlandtheDriveControl.

2. Stoptheenginebyremovingtheignitionkey.

3. Removetheclean-outtoolfromtheclipwhichsecuresit tothe

rearoftheaugerhousing.

4. Usetheshovel-shapedendoftheclean-outtooltodislodgeand

scoopanysnowandicewhichhasformedinand nearthechute

assembly.

5. Refastentheclean-outtoolto themountingclipon therearof

theaugerhousing,reinserttheignitionkeyandstartthesnow

thrower'sengine.

6. Whilestandingintheoperator'sposition(behindthesnow

thrower),engagetheaugercontrolfora fewsecondstoclear

anyremainingsnowandicefromthechuteassembly.

BEFORE STARTING ENGINE

Read,understand,andfollowallinstructionsandwarningsonthe

machineandinthis manualbeforeoperating.

Oil

Theunitwas shippedwith oilin theengine.Checkoillevelbeforeeach

operationtoensureadequateoil intheengine.Forfurtherinstructions,

refertotheService&Maintenancesectionofthis manual.

NOTE:Besuretochecktheengineona levelsurfacewiththeengine

stopped.

1. Removetheoilfillercap/dipstickandwipethedipstickclean.

2. Insertthecap/dipstickintotheoilfillerneck,andtightenthecap

turningclockwiseuntilcapisseated.

NOTE:Onsomeengines,a threadedscrewcapwillbe present

insteadofthequarterturnlockingcap. Intheinstanceofa

threadedoil cap/dipstick,DONOTscrewthecap/dipstickin to

check.Checktheoil byrestingthecap/dipstickon thethreads,

butnotscrewingitin.

Removetheoilfillercap/dipstick.Ifthe levelislow,slowlyadd

oil (5W-30,witha minimumclassificationofSF/SG)untiloil level

registersbetweenhigh(H)andlow(L).

NOTE:Donotoverfill.Overfillingwithoil mayresultin enginesmoking,

hardstartingor sparkplugfouling.

4. Replaceandtightencap/dipstickfirmlybeforestartingengine.

15

Gasoline

Useextremecarewhenhandlinggasoline.Gasolineisextremely

flammableandthevaporsareexplosive.Neverfuel themachine

indoorsor whiletheengineishotor running.Extinguishcigarettes,

cigars,pipesandothersourcesofignition.

Useautomotivegasoline(unleadedor lowleadedtominimizecombus-

tionchamberdeposits)witha minimumof87octane.Gasolinewith

upto 10%ethanolor 15%MTBE(MethylTertiaryButylEther)canbe

used.Neveruseanoil/gasolinemixtureor dirtygasoline.Avoidgetting

dirt,dust,or waterin thefueltank.DONOTuseE85gasoline.

• Refuelin awell-ventilatedareawiththeenginestopped.Donot

smokeor allowflamesorsparksintheareawheretheengineis

refueledor wheregasolineisstored.

• Donotoverfillthefueltank.Afterrefueling,makesurethetank

capisclosedproperlyandsecurely.

• Becarefulnottospillfuelwhenrefueling.Spilledfuelor fuelvapor

mayignite.Ifanyfuelisspilled,makesuretheareaisdrybefore

startingtheengine.

• Avoidrepeatedorprolongedcontactwithskinor breathingofvapor

1. Cleanaroundfuelfill beforeremovingcaptofueltopreventdebris

fromenteringfueltank..

2. Afuellevelindicatorislocatedinthefueltank.Filltankuntilfuel

reachesthefuellevelindictor.SeeFigure10inset.Becarefulnot

tooverfill.

STARTING THE ENGINE

Alwayskeephandsandfeetclearofmovingparts.Donotusea

pressurizedstartingfluid.Vaporsareflammable.

Ifyouhavea groundedthree-prongreceptacle,proceedasfollows.

Ifyoudonothavetheproperhousewiring,DONOTusetheelectric

starterunderanyconditions.

1. Plugtheextensioncordintotheoutletlocatedon theengine's

surface.Plugtheotherendof extensioncordintoa three-prong

120-volt,grounded,ACoutletina well-ventilatedarea.

2. Movethrottlecontrolto FAST(rabbit)_ position.

3. MovechoketotheCHOKEpositionI.,.,¢1(coldenginestart).

NOTE:Iftheengineisalreadywarm,placechokecontrolin the

RUNpositioninsteadofCHOKEI,,_¢I position.

4. Pushprimerthreetimes(3x),makingsureto coverventholein

primerbulbwhenpushing.Ifengineiswarm,pushprimeronly

once.Alwayscoverventholewhenpushing.Coolweathermay

requireprimingtobe repeated.

5. Pushstarterbuttonto startengine.Oncetheenginestarts,im-

mediatelyreleasestarterbutton.Electricstarterisequippedwith

thermaloverloadprotection;systemwilltemporarilyshut-downto

allowstartertocoolifelectricstarterbecomesoverloaded.

Toprolongstarterlife,useshortstartingcycles(5secondsmaximum

thenwaitone minute).

6. Astheenginewarms,slowlyrotatethechokecontroltotheRUN

position.Iftheenginefalters,restartengineandrunwith choke

at half-chokepositionfora shortperiodoftime,andthenslowly

rotatethechokeintotheRUNposition.

7. Afterengineis running,disconnectpowercordfromelectric

starter.Whendisconnecting,alwaysunplugtheendatthewall

outletbeforeunpluggingtheoppositeend fromtheengine.

Recoil Starter

NOTE:Allowtheengineto warmupfora fewminutesafterstarting.

Theenginewillnotdevelopfullpoweruntilit reachesoperating

temperatures.

1. Makecertainboththeaugercontrolanddrivecontrolare inthe

disengaged(released)position.

2. Insertkeyintoslot.Makesureit snapsintoplace.Donotattempt

toturnthekey.

NOTE:Theenginecannotstartwithoutthekeyisfullyinsertedintothe

ignitionswitch.

Electric Starter

Theoptionalelectricstarterisequippedwitha groundedthree-wire

powercordandplug,andisdesignedtooperateon 120voltAC

householdcurrent.It mustbeusedwitha properlygroundedthree-

prongreceptacleatalltimestoavoidthepossibilityofelectricshock.

Followall instructionscarefullypriortooperatingtheelectricstarter.

DONOTuseelectricstarterin therain.

Determinethatyourhome'swiringisa three-wiregroundedsystem.

Aska licensedelectricianifyouarenotcertain.

Donotpullthestarterhandlewhiletheenginerunning.

1. Movethrottlecontrolto FAST(rabbit)_1 position.

2. MovechoketotheCHOKEI,,,¢1position_(coldenginestart).If

engineiswarm,placechokeinthe RUNposition.

3. Pushprimerthreetimes,makingsureto coverventholewhen

pushing.If engineiswarm,pushprimeronlyonce.Alwayscover

ventholewhenpushing.Coolweathermayrequireprimingto be

repeated.

4. Pullgentlyon thestarterhandleuntilit beginstoresist,thenpull

quicklyandforcefullytoovercomethecompression.Engineshould

start.Donotreleasethehandleandallowittosnapback.Return

ropeSLOWLYtooriginalposition.If required,repeatthisstep.

5. Astheenginewarms,slowlyrotatethechokecontroltotheRUN

position.Iftheenginefalters,restartengineandrunwith choke

at half-chokepositionfora shortperiodoftime,andthenslowly

rotatethechokeintotheRUNposition.

Toavoidunsupervisedengineoperation,neverleavethemachine

unattendedwiththeenginerunning.Turntheengineoff afteruseand

removekey.

16

STOPPING THE ENGINE

Afteryouhavefinishedsnow-throwing,runenginefora fewminutes

beforestoppingto helpdryoff anymoistureon theengine.

1. Movethrottlecontrolto STOPi_ position.

ine.Backfireorenc 'occur.

2. Removethekey.Removingthekeywill reducethepossibilityof

unauthorizedstartingoftheenginewhileequipmentis notin use.

Keepthekeyina safeplace.Theenginecannotstartwithoutthe

key.

3. Wipeallsnowandmoisturefromtheareaaroundtheengineas

wellastheareainandaroundthewheeldrivecontrolandauger

control.Also,engageand releasebothcontrolsseveraltimes.

TO ENGAGE DRIVE

1. Withthethrottlecontrolin theFast(rabbit)_ position,move

speedselectorleverintooneofthesix forward(F)positionsor

two reverse(R)positions.Selecta speedappropriateforthe

snowconditionsanda paceyou'recomfortablewith.

NOTE: Whenselectinga DriveSpeed,usetheslowerspeeds

untilyouarecomfortableandfamiliarwiththeoperationofthe

snowthrower.

2. Squeezethedrivecontrolagainstthehandleandthesnow

throwerwillmove.Releaseitand drivemotionwillstop.

NOTE:NEVERrepositionthespeedselectorlever(changespeedsor

directionoftravel)withoutfirstreleasingthedrivecontroland bringing

the snowthrowertoa completestop.Doingsowillresultin premature

weartothe snowthrower'sdrivesystem.

TO ENGAGE AUGER

1. Toengagetheaugerandstartthrowingsnow,squeezetheauger

controlagainsttheleft handle.Releasetostoptheauger.

REPLACING SHEAR PiNS

Theaugersare securedtothespiralshaftwith shearpinsandbow-tie

cotterpins.Iftheaugershouldstrikea foreignobjector icejam, the

snowthrowerisdesignedsothatthe pinsmayshear.Iftheaugerswill

notturn,checktoseeifthepinshavesheared. SeeFigure17.

NOTE:Twoextrashearpinsaresuppliedin themanualbag.

NEVERreplacetheaugershearpinswithanythingotherthanSears

SKU#88389/0EM PartNo.738-04155replacementshearpins.Any

damagetotheaugergearboxorothercomponentsasa resultof

failingtodo sowill NOTbecoveredbyyoursnowthrower'swarranty.

Alwaysturnoffthesnowthrower'sengineand removethekeypriorto

replacingshearpins.

\

Figure17

17

MAINTENANCE SCHEDULE

Beforeperforminganytypeofmaintenance/service,disengageall

controlsandstoptheengine.Waituntilallmovingpartshavecometoa

completestop.Removethekeytopreventunintendedstarting.Always

wearsafetyglassesduringoperationorwhileperforminganyadjustments

orrepairs.

Followthemaintenanceschedulegivenbelow.Thischartdescribes

serviceguidelinesonly.UsetheServiceLogcolumntokeeptrackof

completedmaintenancetasks.Tolocate the nearest SearsService

Centeror toscheduleservice,simplycontactSearsat

1-800-4-MY-HOME®.

EachUse

1st5 - 8 hours

25 hours

50 hours

Annuallyor 100hours

BeforeStorage 1. Fuelsystem

Underheavyloador inhightemperatures

1. Engineoillevel

2. Looseormissinghardware

3. Unitandengine.

1. Engineoil

1. Engineoi11-

2. Controllinkagesand pivots

1. Engineoil

1. Sparkplug

= =

1. Check

2. Tightenor replace

3. Clean

1. Change

2. Lubewithlightoil

1. Change

1. Cleanand re-gap,orelse replace

withnewplug.

1. Runengineuntilit stopsfromlackof

fueloradda gasolineadditivetothe

gasin thetank.

ENGINE MAINTENANCE

Checking Engine Oil

Beforelubricating,repairing,or inspecting,disengageallcontrolsand

stopengine.Waituntilallmovingpartshavecometoa completestop.

Removethekeytopreventunintendedfiringoftheengine.

NOTE: Checktheoil levelbeforeeachuseto besurecorrectoil level

ismaintained.

Whenaddingoiltotheengine,referto viscositychart below.Engineoil

capacityisapproximately37 ounces.Donotover-fill.Usea 4-stroke,

oran equivalenthighdetergent,premiumqualitymotoroilcertified

tomeetorexceedU.S.automobilemanufacturer'srequirementsfor

serviceclassificationSG,SRMotoroilsclassifiedSG,SFwillshow

thisdesignationonthecontainer.

1. Removetheoil fillercap/dipstickandwipethedipstickclean.

2. Insertthecap/dipstickintotheoil fillerneck,butdo not screwit in.

NOTE:On someengines,a threadedscrewcapwillbepresent

insteadofthequarterturnlockingcap.Intheinstanceof a threadedoil

cap/dipstick,DONOTscrewthecap/dipstickin tocheck.Checktheoil

byrestingthecap/dipstickonthethreads,butnotscrewingitin.

3. Removetheoil fillercap/dipstick,iflevelislow,slowlyadd oiluntil

oil levelregistersbetweenhigh(H)andlow(L).SeeFigure18.

4. Replaceandtightencap/dipstickfirmlybeforestartingengine.

Figure18

Changing Engine Oil

J

NOTE:Changetheengineoil afterthefirst5 hoursofoperationand

oncea seasonor every50 hoursthereafter.

1. Drainfuelfromtankbyrunningengineuntilthefueltankisempty.

Besurefuelfillcapis secure.

2. Placesuitableoilcollectioncontainerunderoil drainplug.

3. Removeoil drainplug.SeeFigure19.

4. Tipenginetodrainoil intothecontainer.Usedoil mustbe

disposedofata propercollectioncenter.

18

f

Oil Drain

Plug

Figure19

Usedoil isa hazardouswasteproduct.Disposeof usedoil properly.

Donotdiscardwith householdwaste.Checkwithyourlocalauthori-

tiesor SearsServiceCenterforsafedisposal/recyclingfacilities.

.

6.

Reinstallthedrainplugandtightenit securely.

Refillwiththerecommendedoil andchecktheoil level.See

RecommendedOil Usage chart. The engine's oilcapacity is 37

ounces.

iftheenginehasbeenrunning,themufflerwillbeveryhot.Becareful

nottotouchthemuffler.

NOTE: Checkthesparkplugoncea seasonor every25 hoursof

operation.Changethe sparkplugoncea seasonorevery100hours.

Toensureproperengineoperation,thesparkplugmustbeproperly

gappedandfreeofdeposits.

1. Removethesparkplugbootand usea sparkplugwrenchto

removetheplug.SeeFigure20.

Spark Plug

DONOTusenon-detergentoilor 2-strokeengineoil.Itcouldshorten

theengine'sservicelife.

(°F}=40o =20o 0o 200 400

(°c) -30° -20° -10° 0°

7. Reinstalltheoilfillercap/dipsticksecurely.

Thoroughlywashyourhandswithsoapandwaterassoonas

possibleafterhandling usedoil.

Checking Spark Plug

DONOTcheckforsparkwithsparkplugremoved.DONOTcrank

enginewithsparkplugremoved.

Figure20

2. Visuallyinspectthesparkplug.Discardthe sparkplugifthereis

apparentwear,or iftheinsulatoriscrackedor chipped.Cleanthe

sparkplugwithawirebrushifit istobe reused.

3. Measurethepluggapwitha feelergauge.Correctasnecessary

bybendingsideelectrode.SeeFigure21.Thegap shouldbe set

to .02-.03inches(0.60-0.80ram).

,'2 3

1..030 (.76 mm) Gap

2. Electrodes

k"_i Porcelain

Figure21

4. Checkthatthesparkplugwasheris ingoodconditionandthread

thesparkpluginbyhandtopreventcross-threading.

19

5. Afterthe sparkplugisseated,tightenwitha sparkplugwrenchto

compressthewasher.

NOTE:Wheninstallinga newsparkplug,tighten1/2-turnafterthe

sparkplugseatstocompressthewasher.Whenreinstallinga used

sparkplug,tighten1/8-to 1/4-turnafterthesparkplugseatsto

compressthewasher.

hotandcan ine.

CARBURETOR ADJUSTMENT

Thecarburetoris notuseradjustable.ContactSearsParts& Repairfor

adjustment.

LUBRICATION

Drive and Shifting Mechanism

Atleastoncea seasonor afterevery25 hoursofoperation,remove

rearcover.Lubricateall chains,sprockets,gears,bearings,shafts,and

theshiftingmechanism.Useengineoil ora spraylubricant.Referto

Figure22.

NOTE:Beforetippingtheunitonthefronthousing,runthefueltank

emptysofueldoesnotleakoutof thefuelcap.

1. Carefullypivotthesnowthrowerupandforwardsothat itrestson

theaugerhousing.

2. Removetheframecoverfromtheundersideofthesnowthrower

byremovingtheself-tappingscrewswhichsecureit. Referto

Figure27.

3. Applya lightcoatingofengineoil (or3-in-1oil) tothehexshaft.

SeeFig.22.

NOTE:Becarefulnottogetanyoilon thealuminumdriveplateor

rubberfrictionwheel.Doingsowillhinderthesnowthrower'sdrive

system.Wipeoff anyexcessor spilledoil.

4. At least once a season grease the wheel axle with Arctic grease,

part number 737-0318. The grease fitting is located on the

wheel axle tube behind the wheel axle support bracket.

Rubber Friction

Wheel

Aluminum

Drive

Wheel Axle

Support Bracket

Figure22

Wheels

At leastoncea season,removebothwheels.Cleanandcoattheaxles

witha multipurposeautomotivegreasebeforereinstallingwheels.

Chute Directional Control

Onceaseason,lubricatetheeyeboltbushingandthespiralwith3-in-1

oil.

Auger Shaft

At leastoncea season,oneata time,removeallof theshearpins

fromthe augershaft.Spraylubricantinsidethehubofeachauger

spiralassemblyandaroundthespacersontheaugershaft.

Greasefittingscanalsobe foundateachendoftheaugershaft.

Lubricatewitha greasegunoncea season.See Figure23.

Gear Case

Theaugergearcaseisequippedwitha greasefitting.Lubricatewith

greaseoncea season(orderpartnumber737-0168).SeeFigure6-2.

NOTE:Torelievepressure,removetheventplugbeforelubricatingthe

gearcase.See Figure23. Failuretodosocouldresultindamageto

thegearcaseseals.

Augers

Eachoftheaugerspiralassembliesissecuredtothe spiralshaftwith

a shearpinandcotterpin.If theaugershouldstrikeaforeignobjector

icejam,thesnowthrowerisdesignedsothatthepinsmayshear.

1. Ifaugersdonotturn,checktoseeif pinshavesheared.

2. Replacethepinsif needed.Tworeplacementshearpinsand

cotterpinshavebeenprovidedwiththesnowthrower.Sprayan

oil lubricantintoshaftbeforeinsertingnewpinsand securingwith

newcotterpins.See Fig.23.

Shear Pins Vent Plug Grease Fitting

2O

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