Lawn-Boy 10730, 17730, 17732, 17734, 10732 Operator's Manual

FormNo.3379-226RevA

21inMulching/RearBaggingLawn
Mower

ModelNo.10730—SerialNo.314000001andUp

ModelNo.10732—SerialNo.314000001andUp

ModelNo.10734—SerialNo.314000001andUp

ModelNo.17730—SerialNo.314000001andUp

ModelNo.17732—SerialNo.314000001andUp

ModelNo.17734—SerialNo.314000001andUp

Operator'sManual

Receiveafreeside-dischargechuteby
completingtheDischargeChuteOrder
Formwhenyouregisteryourproductat
www.Lawn-Boy.com!Pleaseallowfourtove
weeksfordelivery.

Introduction

Thisrotary-blade,walk-behindlawnmowerisintended
tobeusedbyresidentialhomeowners.Itisdesigned
primarilyforcuttinggrassonwell-maintainedlawns
onresidentialproperties.Itisnotdesignedforcutting
brushorforagriculturaluses.

Readthisinformationcarefullytolearnhowtooperateand
maintainyourproductproperlyandtoavoidinjuryand
productdamage.Youareresponsibleforoperatingthe
productproperlyandsafely .

YoumaycontactLawn-Boydirectlyatwww .Lawn-Boy.com
forproductandaccessoryinformation,helpndingadealer,
ortoregisteryourproduct.

Wheneveryouneedservice,genuineLawn-Boyparts,or
additionalinformation,contactanAuthorizedServiceDealer
orLawn-BoyCustomerServiceandhavethemodeland
serialnumbersofyourproductready.Figure1identiesthe
locationofthemodelandserialnumbersontheproduct.
Writethenumbersinthespaceprovided.

g024069

1

Figure1

1.Modelandserialnumberplate

ModelNo.

SerialNo.

Thismanualidentiespotentialhazardsandhassafety
messagesidentiedbythesafetyalertsymbol(Figure2),
whichsignalsahazardthatmaycauseseriousinjuryordeath
ifyoudonotfollowtherecommendedprecautions.

Figure2

1.Safetyalertsymbol

Thismanualuses2wordstohighlightinformation.
Importantcallsattentiontospecialmechanicalinformation
andNoteemphasizesgeneralinformationworthyofspecial
attention.

©2013—Lawn-Boy®Inc.
8111LyndaleAvenueSouth
Bloomington,MN55420

Registeratwww.LawnBoy.com.

OriginalInstructions(EN)

PrintedintheUSA

AllRightsReserved

*3379-226*A

WARNING

CALIFORNIA

Proposition65Warning

Thisproductcontainsachemicalorchemicals

knowntotheStateofCaliforniatocausecancer,

birthdefects,orotherreproductiveharm.

Theengineexhaustfromthisproduct

containschemicalsknowntotheStateof

Californiatocausecancer,birthdefects,

orotherreproductiveharm.

Important:Thisengineisnotequippedwithaspark
arrestermufer.ItisaviolationofCaliforniaPublic
ResourceCodeSection4442touseoroperatetheengine
onanyforest-covered,brush-covered,orgrass-covered
land.Otherstatesorfederalareasmayhavesimilarlaws.

ThissparkignitionsystemcomplieswithCanadianICES-002.

Theenclosed

Engine Owner's Man ual

issuppliedfor
informationregardingtheUSEnvironmentalProtection
Agency(EP A)andtheCaliforniaEmissionControl
Regulationofemissionsystems,maintenance,and
warranty.Replacementsmaybeorderedthroughthe
enginemanufacturer.

NetT orque

Thegrossornettorqueofthisenginewaslaboratoryrated
bytheenginemanufacturerinaccordancewiththeSocietyof
AutomotiveEngineers(SAE)J1940.Asconguredtomeet
safety,emission,andoperatingrequirements,theactualengine
torqueonthisclassofmowerwillbesignicantlylower.

Contents

Introduction..................................................................1

GeneralOperation..................................................2

SlopeOperation......................................................3

Children.................................................................3

Service...................................................................3

SafetyandInstructionalDecals.................................4

Setup............................................................................6

UnfoldingtheHandle..............................................6

InstallingtheRecoil-starterRopeintheRope

Guide.................................................................6

FillingtheEnginewithOil........................................6

ChargingtheBattery(Electric-startmodels

only)..................................................................7

ProductOverview..........................................................7

Operation.....................................................................8

Attachments/Accessories.........................................8

FillingtheFuelTank................................................8

CheckingtheEngine-oilLevel...................................8

AdjustingtheCuttingHeight....................................9

StartingtheEngine..................................................9

UsingtheSelf-propelDrive(Self-propelmodels

only).................................................................10

StoppingtheEngine...............................................10

MulchingtheClippings...........................................10

BaggingtheClippings.............................................10

OperatingTips......................................................11

Maintenance.................................................................12

RecommendedMaintenanceSchedule(s)......................12

PreparingforMaintenance.......................................12

ServicingtheAirCleaner.........................................13

ChangingtheEngineOil.........................................13

ChargingtheBattery(Electric-startmodels

only).................................................................14

ReplacingtheFuse(Electric-startmodels

only).................................................................14

ReplacingtheBlade................................................15

AdjustingtheSelf-propelDriveCable(Self-propel

modelsonly)......................................................16

CleaningtheUndersideoftheMachine......................16

Storage........................................................................17

PreparingtheMachineforStorage............................17

FoldingtheHandle.................................................17

RemovingtheMachinefromStorage.........................17

Safety

ThismachinemeetsorexceedstheCPSCbladesafety
requirementsforwalk-behindrotarylawnmowers.

Readandunderstandthecontentsofthismanualbefore
youstarttheengine.

Thesafetyalertsymbol(Figure2)isusedtoalertyouto
potentialpersonalinjuryhazards.Obeyallsafetymessages
thatfollowthissymboltoavoidpossibleinjuryordeath.
Improperlyusingormaintainingthismowercouldresultin
injuryordeath.Toreducethispotential,complywiththe
followingsafetyinstructions.

Thefollowinginstructionshavebeenadaptedfromthe
ANSI/OPEIstandardB71.1-2003.

Thiscuttingmachineiscapableofamputatinghands
andfeetandofthrowingobjects.Failuretoobserve
thefollowingsafetyinstructionscouldresultinserious
injuryordeath.

GeneralOperation

•Read,understand,andfollowallinstructionsonthe

machineandinthemanual(s)beforestarting.

•Donotputhandsorfeetnearorunderthemachine.

Keepclearofthedischargeopeningatalltimes.

•Allowonlyresponsibleadults,whoarefamiliarwiththe

instructions,tooperatethismachine.

•Cleartheareaofobjectssuchasrocks,wire,toys,etc.,

whichcouldbethrownbytheblade.Staybehindthe
handlewhentheengineisrunning.

2

•Besuretheareaisclearofbystandersbeforeoperating.

Stopmachineifanyoneentersthearea.

•Donotoperatemachinebarefootedorwhilewearing

sandals.Alwayswearsubstantialfootwear.

•Donotpullmachinebackwardunlessabsolutely

necessary.Alwayslookdownandbehindbeforeand
whilemovingbackward.

•Neverdirectdischargedmaterialtowardanyone.Avoid

dischargingmaterialagainstawallorobstruction.
Materialmayricochetbacktowardtheoperator.Stopthe
bladewhencrossinggravelsurfaces.

•Donotoperatemachinewithouttheentiregrasscatcher,

dischargeguard,rearguard,orothersafetyprotective
devicesinplaceandworking.

•Neverleavearunningmachineunattended.

•Stoptheengineandwaituntilthebladecomestoa

completestopbeforecleaningthemachine,removing
grasscatcher,oruncloggingthedischargeguard.

•Operatemachineonlyindaylightorgoodarticiallight.

•Donotoperatethemachinewhileundertheinuence

ofalcoholordrugs.

•Neveroperatethemowerinwetgrass.Alwaysbesureof

yourfooting;walk;neverrun.

•Disengagethedrivesystem,ifsoequipped,before

startingtheengine.

•Ifthemachineshouldstarttovibrateabnormally,stop

theengineandcheckforthecauseimmediately .Vibration
isgenerallyawarningoftrouble.

•Alwaysweareyeprotectionwhenoperatingthemachine.

•Lightningcancausesevereinjuryordeath.Ifyousee

lightningorhearthunderinthearea,donotoperatethe
machine;seekshelter.

•Seethemanufacturer'sinstructionsforproperoperation

andinstallationofaccessories.Useonlyaccessories
approvedbythemanufacturer.

SlopeOperation

Slopesareamajorfactorrelatedtoslip-and-fallaccidents,
whichcanresultinsevereinjury.Operationonallslopes
requireextracaution.Ifyoufeeluneasyonaslope,donot
mowit.

•Mowacrossthefaceofslopes;neverupanddown.

Exerciseextremecautionwhenchangingdirectionon
slopes.

•Watchforholes,ruts,bumps,rocks,orotherhidden

objects.Uneventerraincouldcauseaslip-and-fall
accident.Tallgrasscanhideobstacles.

•Donotmowonwetgrassorexcessivelysteepslopes.

Poorfootingcouldcauseaslip-and-fallaccident.

•Donotmowneardrop-offs,ditches,orembankments.

Youcouldloseyourfootingorbalance.

Children

Tragicaccidentscanoccuriftheoperatorisnotalerttothe
presenceofchildren.Childrenareoftenattractedtothe
machineandthemowingactivity .Neverassumethatchildren
willremainwhereyoulastsawthem.

•Keepchildrenoutofthemowingareaandunderthe

watchfulcareofaresponsibleadultotherthanthe
operator.

•Bealertandturnmoweroffifachildentersthearea.

•Neverallowchildrentooperatethemachine.

•Useextracarewhenapproachingblindcorners,shrubs,

trees,orotherobjectsthatmayblockyourviewofachild.

Service

SafeHandlingofGasoline

Toavoidpersonalinjuryorpropertydamage,use
extremecareinhandlinggasoline.Gasolineisextremely
ammableandthevaporsareexplosive.

•Extinguishallcigarettes,cigars,pipes,andothersources

ofignition.

•Useonlyanapprovedgasolinecontainer.

•Neverremovethegascaporaddfuelwiththeengine

running.Allowtheenginetocoolbeforerefueling.

•Neverrefuelthemachineindoors.

•Neverstorethemachineorfuelcontainerwherethereis

anopename,spark,orpilotlight,suchasonawater
heateroronotherappliances.

•Neverllcontainersinsideavehicleoronatruckor

trailerbedwithaplasticliner.Alwaysplacecontainerson
thegroundawayfromyourvehiclebeforelling.

•Removegas-poweredequipmentfromthetruckortrailer

andrefuelitontheground.Ifthisisnotpossible,then
refuelsuchequipmentwithaportablecontainerrather
thanfromagasolinedispensernozzle.

•Keepthenozzleincontactwiththerimofthefueltank

orcontaineropeningatalltimesuntilfuelingiscomplete.
Donotuseanozzlelock-opendevice.

•Iffuelisspilledonclothing,changeclothingimmediately.

•Neveroverllfueltank.Replacethegascapandtighten

itsecurely .

WARNING

Exhaustcontainscarbonmonoxide,anodorless,
deadlypoisonthatcankillyou.

Donotruntheengineindoorsorinanenclosed
area.

3

GeneralService

•Neveroperatethemachineinaclosedarea.

•Keepallnutsandboltstighttobesuretheequipmentis

insafeworkingcondition.

•Neverremoveortamperwithsafetydevices.Checktheir

properoperationregularly.Neverdoanythingtointerfere
withtheintendedfunctionofasafetydeviceortoreduce
theprotectionprovidedbyasafetydevice.

•Keepthemachinefreeofgrass,leaves,orotherdebris

buildup.Cleanupoilorfuelspillageandremoveany
fuel-soakeddebris.Allowthemachinetocoolbefore
storingit.

•Ifyoustrikeaforeignobject,stopandinspectthe

machine.Repairthemachine,ifnecessary,beforestarting
it.

•Nevermakeanyadjustmentsorrepairswiththeengine

running.Disconnectthespark-plugwireandground
againsttheenginetopreventunintendedstarting.

•Checkgrasscatchercomponentsandthedischarge

guardfrequently,andreplacethemwithmanufacturer's
recommendedparts,whennecessary.

•Mowerbladesaresharp.Wrapthebladeorweargloves,

anduseextracautionwhenservicingthem.

•Donotchangetheenginegovernorsettingoroverspeed

theengine.

•Maintainorreplacesafetyandinstructionlabels,as

necessary.

•Tobestprotectyourinvestmentandmaintainoptimal

performanceofyourLawn-Boyequipment,counton
Lawn-Boygenuineparts.Whenitcomestoreliability,
Lawn-Boydeliversreplacementpartsdesignedtothe
exactengineeringspecicationsofourequipment.For
peaceofmind,insistonLawn-Boygenuineparts.

Hauling

•Usecarewhenloadingorunloadingthemachineintoa

trailerortruck.

•Usefull-widthrampsforloadingthemachineintoa

trailerortruck.

•Tiethemachinedownsecurelyusingstraps,chains,cable,

orropes.Boththefrontandtherearstrapsshouldbe
directeddownandoutwardfromthemachine.

SafetyandInstructionalDecals

Important:Safetyandinstructiondecalsarelocatednearareasofpotentialdanger.Replacedamageddecals.

Manufacturer'sMark

1.Indicatesthatthebladeisidentiedasapartfromthe
originalmachinemanufacturer.

94-8072

104-7953(Electric-startmodelsonly)

1.Warning—readtheOperator'sManualforinformationonchargingthebattery;containslead;donotdiscard.

2.ReadtheOperator'sManual.

4

117–2718

117-4143

1.Warning—readtheOperator'sManual.

2.Thrownobjecthazard—keepbystandersasafedistance
fromthemachine.

3.Cutting/dismembermenthazardofhandorfoot,mower
blade—disconnectthespark-plugwireandreadthe
instructionsbeforeservicingorperformingmaintenance.

4.Cutting/dismembermenthazardofhandorfoot,mower
blade—stayawayfrommovingpartsandkeepallguards
andshieldsinplace.

5.Cutting/dismembermenthazardofhandorfoot,mower
blade—donotmowupanddownslopes,onlymowacross;
stopthemowerandengine,pickupdebrisbeforeoperating;
lookbehindanddownwhenreversing.

5

Setup

Important:Removeanddiscardtheprotectiveplastic

sheetthatcoverstheengine.

UnfoldingtheHandle

WARNING

Foldingorunfoldingthehandleimproperlycan
damagethecables,causinganunsafeoperating
condition.

•Donotdamagethecableswhenfoldingor
unfoldingthehandle.

•Ifacableisdamaged,contactanAuthorized
ServiceDealer.

1.Removethehandleknobsfromthemachinehousing
(Figure3).

Important:Routethecablestotheoutsideofthe
handleasyouinstallthehandle.

Figure3

1.Handleknob(2)

2.Movethehandletotheoperatingposition(Figure3).

3.Installthehandleknobsandtightenthemrmlyby
hand.

InstallingtheRecoil-starter
RopeintheRopeGuide

Important:Tostarttheenginesafelyandeasily

wheneveryouusethemachine,installtherecoil-starter
ropeintheropeguide.

Holdtheblade-controlbartotheupperhandleandpullthe
recoil-starterropethroughtheropeguideonthehandle
(Figure4).

Figure4

1.Recoil-starterrope2.Ropeguide

FillingtheEnginewithOil

Important:Yourmachinedoesnotcomewithoilin

theengine.Beforestartingtheengine,lltheengine
withoil.

1.Movethemachinetoalevelsurface.

2.Removethedipstick(Figure5)andpourabout3/4of
thecrankcasecapacityofoilintotheoil-lltube.

Note:Max.ll:0.65L(22oz),type:10W-30orSAE
30detergentoilwithanAPIserviceclassicationof
SJorhigher.

G020008

Figure5

Engineforelectric-startmodelsnotshown

3.Wipeoffthedipstickwithacleancloth.

6