Yard-Man 11A-435A701 Owner’s Manual

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Safety • Assembly • Operation • Tips & Techniques • Maintenance • Troubleshooting • Parts Lists • Warranty

OF A O AL

21" Rear & Side Discharge

MulchingLawnMower

Model Series 430

iMPORTANT

READ SAFETY RULES AND iNSTRUCTiONS CAREFULLY BEFORE OPERATION

Warning: Thisunitisequippedwithaninternalcombustionengineandshouldnotbeusedon or nearanyunimprovedforest-covered,brush- coveredor grass-coveredlandunlesstheengine'sexhaustsystemisequippedwitha sparkarrestermeetingapplicablelocalor statelaws(if any). If a sparkarresterisused,it shouldbemaintainedineffectiveworkingorderby theoperator.IntheStateofCaliforniatheaboveisrequiredbylaw (Section4442oftheCaliforniaPublicResourcesCode).Otherstatesmayhavesimilarlaws.Federallawsapplyonfederallands.A sparkarrester forthemufflerisavailablethroughyournearestengineauthorizedservicedealeror contactthe servicedepartment,RO.Box361131Cleveland,

Ohio44136-0019.

FORMNO.769-01638B

PRINTEDIN U.S.A MTD LLC, P.O. BOX 361131 CLEVELAND, OHiO 44136-0019 3/2/2006

This Operator's Manual is an important part of your new lawn mower, it will help you assemble,

prepare and maintain the unit for best performance. Please read and understand what it says.

Table of

Slope Gauge ....................................................... 3

Safe Operation Practices ................................... 4

Setup and Adjustment ....................................... 6

Operating Your Lawn Mower .............................. 8

Finding and Recording Model Number

BEFOREASSEMBLINGYOURNEW EQUIPMENT,please locatethe model plateon the equipmentandcopy the infor-

mationto the sample model plate providedto the right.You can locatethe model plate by standing atthe operatingposi- tion and lookingdown atthe rear ofthe deck.This information

will be necessaryto use the manufacturer'swebsite, to obtain assistancefrom the CustomerSupport Department, or when

contactingan authorizedservice dealer.

Contents

Maintaining Your Lawn Mower ......................... 10

Troubleshooting ................................................ 12

Safety Labels .................................................... 13

Parts List ........................................................... 14

Model Number

www.yardman.com 330-220-4683

Serial Number

P. O. BOX ;361131 CLEVELAND,OH44136

800-800-731 0

Customer Support

Please do NOTreturn the unit to the retailer from which it was

purchased, without first contacting Customer Support.

Ifyou havedifficulty assemblingthis productor haveany questionsregarding the controls, operation, or maintenanceof this

unit,youcan seek helpfrom the experts. Choose from the options below:

1. Visit www.yardman.com

2. Call a Customer Support Representative at 1-800-800-7310.

3. The engine manufacturer isresponsibleforall engine- relatedissueswith regards to performance,power-rating,

specifications,warranty andservice. Pleasereferto the engine manufacturer'sOwner's/Operator'sManual, packed separatelywith your unit,for more information.

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WARNING: EngineExhaust,some of its constituents,andcertain vehicle compo- nentscontain or emit chemicals knownto Stateof Californiato cause cancerand

birth defects or other reproductiveharm.

DANGER: This machinewas builtto beoperatedaccordingto the rulesfor safe operationin this manual.As with anytypeof power equipment,carelessnessor error on the part of the operator can result in seriousinjury.This machine iscapableof amputatinghands andfeet andthrowing objects.

Failureto observethe followingsafetyinstructionscould result in serious injury or death.

WARNING

Thissymbolpoints out importantsafety

instructionswhich,if notfollowed,could

endangerthe personal

i safetyand/or property I ofyourselfandothers.

Readandfollowall instructionsinthis

manualbeforeat-

temptingto operate

i this machine.Failure I to complywiththese

instructionsmayresult

i inpersonalinjury.When

youseethis symbol.

i HEED ITS WARNING!

Your Responsibility

Restrictthe use ofthis powermachine

to personswho read,

_understand

ano followthe warnings and instructions

inthis manual

and on the machine.

Children

Tragicaccidentscanoccurifoperatorisnotalertto presence ofchildren.Childrenareoftenattractedtomowerandmowing activity.Theydonot understandthe dangers.Neverassume thatchildrenwill remainwhereyoulastsawthem.

1. Keepchildrenoutof the mowingareaandunderwatchful careof a responsibleadultotherthanthe operator.

2. Bealert andturn moweroff if a childentersthearea.

3. Beforeandwhilemovingbackwards,lookbehindanddown forsmallchildren.

4. Useextremecarewhenapproachingblindcorners, doorways,shrubs,trees,or otherobjectsthatmayobscure yourvisionofachild whomayrunintothe mower.

5. Keepchildrenawayfromhotorrunningengines.Theycan sufferburnsfroma hotmuffler.

6. Neverallowchildrenunder14yearsoldto operateapower mower.Children14yearsoldandovershouldreadand understandoperationinstructionsandsafetyrulesinthis manualandshouldbetrainedandsupervisedbya parent.

General Operation

1. Readthis operator'smanualcarefullyin its entiretybefore attemptingtoassemblethismachine.Read,understand,

andfollowall instructionsonthemachineandin the manual(s)beforeoperation.Becompletelyfamiliarwith

thecontrolsandthe properuseofthis machinebefore operatingit.Keepthis manualin asafeplaceforfuture andregularreferenceandfor orderingreplacementparts.

2. Thismachineisaprecisionpieceof powerequipment, nota plaything.Therefore,exerciseextremecautionat all times.Yourunithas beendesignedto performonejob: to mowgrass.Do notuseitfor anyotherpurpose.

3. Neverallow childrenunder 14yearsoldto operatethis machine.Children14yearsoldand overshould readand

understandthe instructionsinthismanualandshould betrainedand supervisedbya parent.Onlyresponsible

individualswhoarefamiliarwiththeserulesofsafe operationshouldbeallowedto usethis machine.

4. Thoroughlyinspectthe areawherethe equipmentisto beused.Removeallstones,sticks,wire,bones,toys andotherforeignobjects,whichcouldbetrippedoveror pickedupandthrownbytheblade.Thrownobjectscan causeseriouspersonalinjury.Planyour mowingpattern toavoiddischargeofmaterialtowardroads,sidewalks, bystandersandthe like.Also,avoiddischargingmaterial againsta wall or obstruction,whichmaycausedischarged materialto ricochetbacktowardthe operator.

5. Tohelpavoidbladecontactorathrownobjectinjury, stayinoperatorzone behindhandlesand keepchildren, bystanders,helpersandpetsatleast75feetfrom mower whileitis inoperation.Stopmachineifanyoneenters

area.

6. Alwayswearsafetyglassesor safetygogglesduringopera- tionandwhile performinganadjustmentor repairto protect youreyes.Thrownobjectswhichricochetcancauseserious injurytothe eyes.

7. Wearsturdy,rough-soledworkshoesand close-fitting slacksandshirts. Shirtsand pantsthatcoverthe armsand legsandsteel-toedshoesarerecommended.Neveroperate thismachinein barefeet,sandals,slipperyorlight-weight (e.g.canvas)shoes.

8. Do notputhandsorfeet nearrotatingpartsor undercutting deck.Contactwithbladecanamputatehandsandfeet.

9. A missingor damageddischargecovercancauseblade contactor thrownobject injuries.

10.Manyinjuriesoccuras a resultofthemowerbeing pulled overthefoot duringa fall causedbyslippingor tripping. Do notholdontothe mowerifyouarefalling;releasethe handleimmediately.

11.Neverpullthe mowerbacktowardyouwhileyouare walking.Ifyoumust backthe mowerawayfroma wallor obstructionfirstlookdownandbehindtoavoidtrippingand thenfollowthesesteps:

a. Stepbackfrommowertofullyextendyourarms. b. Besure youarewellbalancedwithsurefooting.

c. Pullthe mowerbackslowly,no morethan half way

towardyou.

d. Repeatthesestepsas needed.

12.Donotoperatethe mowerwhileunderthe influenceof alcoholordrugs.

13.Donotengagetheself-propelledmechanismon unitsso equippedwhilestartingengine.

14.Thebladecontrolhandleisasafetydevice.Neverattempt tobypassitsoperation.Doingso makesthe safetydevice inoperativeandmayresult in personalinjurythrough contactwiththe rotatingblade.Thebladecontrolhandle mustoperateeasily in bothdirectionsandautomatically returntothe disengagedpositionwhenreleased.

15.Neveroperatethe mowerinwetgrass.Alwaysbesureof yourfooting. A slipandfall cancauseseriouspersonal injury.If youfeelyouarelosingyourfooting,releasethe bladecontrolhandleimmediatelyand the bladewillstop

rotatingwithinthreeseconds.

16.Mowonlyin daylightor goodartificiallight.Walk,neverrun.

17.Stopthe bladewhencrossinggraveldrives,walksor roads.

18.Iftheequipmentshouldstartto vibrateabnormally,stopthe engineandcheckimmediatelyforthe cause.Vibrationis generallya warningoftrouble.

19.Shuttheengineoff andwait untilthebladecomesto a completestopbeforeremovingthegrasscatcheror unclog- ging thechute. The cuttingbladecontinuesto rotatefor a fewsecondsafter the engineisshutoff.Neverplaceany partofthe bodyin the bladearea untilyou are surethe blade hasstopped

rotating.

20. Neveroperatemowerwithoutpropertrail shield,discharge cover,grasscatcher,bladecontrolhandleor othersafety

protectivedevicesin placeandworking.Neveroperate mowerwithdamagedsafetydevices.Failuretodo so can resultin personalinjury.

21. Mufflerandenginebecomehotandcan causeaburn.Do

nottouch.

22.Onlyusepartsand accessoriesmadeforthis machineby

manufacturer.Failuretodo so canresultinpersonalinjury.

23. Ifsituationsoccurwhicharenotcoveredinthis manual,

usecareand goodjudgment.Contactyourdealerfor

assistance.Telephone1-800-800-7310forthe nameofyour

nearestdealer.

Slope Operation

Slopesare amajorfactorrelatedto slipandfallaccidents,which can resultinsevereinjury.Operationonslopesrequiresextra

caution.Ifyoufeeluneasyona slope,do notmowit.Foryour safety,usetheslopegaugeincludedaspartof this manualto

measureslopesbeforeoperatingthis unitonaslopedor hilly

area.Iftheslopeisgreaterthan 15degrees,donot mowit.

Do:

1. Mowacrossthefaceof slopes;neverupanddown.Exercise extremecautionwhenchangingdirectiononslopes.

2. Watchfor holes,ruts,rocks, hiddenobjects,or bumpswhich can causeyouto slipor trip.Tallgrass canhideobstacles.

3. Alwaysbesureofyourfooting.A slip andfallcancause seriouspersonalinjury.Ifyoufeelyouare losingyour

balance,releasethebladecontrolhandleimmediately,and

the bladewill stoprotatingwithin 3seconds.

Do Not:

1. Donot mowneardrop-offs,ditchesorembankments,you could loseyourfootingorbalance.

2. Donot mowslopesgreaterthan 15degreesasshownon the slopegauge.

3. Donot mowon wetgrass.Unstablefootingcouldcause slipping.

Service

Safe HandlingOf Gasoline:

1. To avoidpersonalinjury orpropertydamageuseextreme care inhandlinggasoline.Gasolineisextremelyflammable andthevaporsareexplosive.Seriouspersonalinjurycan occurwhengasolineisspilledonyourselforyourclothes, whichcanignite.

2. Wash yourskin andchangeclothesimmediately.

3. Useonlyanapprovedgasolinecontainer.

4. Neverfillcontainersinsidea vehicleoron atruckor trailer bedwitha plasticliner.Alwaysplacecontainersonthe

groundawayfromyourvehicle beforefilling.

5. Removegas-poweredequipmentfromthe truckortrailer

andrefuelit onthe ground.Ifthis is notpossible,thenrefuel suchequipmenton a trailerwitha portablecontainer,rather thanfroma gasoline dispensernozzle.

6. Keepthenozzlein contactwiththe rimofthefueltankor

containeropeningat alltimesuntil fuelingis complete.Do

notuseanozzlelock-opendevice.

7. Extinguishallcigarettes,cigars, pipesandothersources ofignition.

8. Neverfuel machineindoorbecauseflammablevaporswill accumulatein thearea.

9. Neverremovegascap oraddfuelwhileengineishot or running. Allowengineto coolatleasttwo minutesbefore refueling.

10.Neveroverfillfueltank.Filltankto nomorethanY2inch belowbottomoffiller neckto providefor fuelexpansion.

11.Replacegasolinecap andtightensecurely.

12.Ifgasolineis spilled,wipeitoff theengineandequipment. Moveunitto anotherarea.Wait5minutesbeforestarting engine.

13.Neverstorethe machineorfuel containernearanopen flame,sparkor pilot lightasona waterheater,space heater,furnace,clothesdryeror othergasappliances.

14.Toreducefire hazard,keepmowerfreeof grass,leaves, orotherdebrisbuild-up.Cleanupoil orfuelspillageand removeanyfuel soakeddebris.

15.Allowa mowertocool at least5 minutesbeforestoring.

GeneralService:

1. Neverrunanengineindoorsorina poorlyventilatedarea. Engineexhaustcontainscarbonmonoxide,anodorlessand deadlygas.

2. Beforecleaning,repairing,orinspecting,makecertainthe bladeandall movingpartshavestopped.Disconnectthe sparkplugwireandgroundagainstthe engineto prevent unintendedstarting.

3. Checkthebladeandenginemountingboltsatfrequent intervalsfor propertightness.Also,visuallyinspectbladefor

damage(e.g.,bent,cracked,worn)Replacebladewiththe originalequipmentmanufacture's(O.E.M.)bladeonly,listed

inthismanual."Useof partswhichdo notmeetthe original equipmentspecificationsmayleadto improperperformance

andcompromisesafety!"

4. Mowerbladesaresharpandcancut.Wrapthebladeor wear gloves,anduseextracautionwhenservicingthem.

5. Keepallnuts,bolts,andscrewstightto besurethe equip- mentis insafeworkingcondition.

6. Nevertamperwithsafetydevices.Checktheirproperopera- tionregularly.

7. Afterstrikingaforeignobject,stopthe engine,discon- nectthesparkplugwireandgroundagainsttheengine.

Thoroughlyinspectthemowerforanydamage.Repairthe damagebeforestartingandoperatingthemower.

8. Neverattemptto makeawheelor cuttingheightadjustment whiletheengineis running.

9. Grasscatchercomponents,dischargecover,andtrail shieldaresubjecttowear anddamagewhichcouldexpose movingpartsor allowobjectsto bethrown.Forsafety protection,frequentlycheckcomponentsandreplaceim- mediatelywithoriginal equipmentmanufacturer's(O.E.M.) partsonly,listedinthis manual."Useofpartswhich do notmeetthe originalequipmentspecificationsmayleadto improperperformanceandcompromisesafety!"

10.Donotchangetheenginegovernorsettingor over-revthe engine.Thegovernorcontrolsthe maximumsafeoperating speedoftheengine.

11.Maintainorreplacesafetylabels,asnecessary.

12.Observeproperdisposallawsand regulations.Improper disposaloffluidsand materialscanharmtheenvironment.

Operation

WARNING

Thissymbol points out importantsafety instructions,which if notfollowed,could

endangerthe personal safety and/or property

of yourselfand others.

Readand followall

instructions inthis man- ual before attemptingto

operatethis machine.

Failureto comply with

these instructionsmay result in personalinjury.

Whenyou seethis symbol.

HEED IT'S WARNING!

YourResponsibility

Restrictthe use

of this powermachine to personswho read.

understand and followthe warnings and instructions

in this manua and on the machine.

Standbehindthe mower asifyou weregoingto

operateit.Yourright hand

i correspondsto the right

sideofthe mower;your lefthandcorrespondsto

the leftsideof the mower.

Makesureto routecable outsidethe lowerhandle.

Donot crimpcablewhile liftingthe handleup.

i I[vlPORTANT i Thisunit isshippedwith-

out gasoline oroilinthe engine.Fillup gasoline

and oUas instructedin

the accompanying engine

manualBEFOREoperat- ingyour mower.

Figure3-1: Unfoldhandleandtightenhardware.

WingNuts(2)

Figure3-2:Securelowerhandleto mountingbrackets.

ThisOperatorsManualcoversarangeofproduct specificationsforvariousmodels.Characteristicsandfea- turesdiscussedand/orillustratedinthismanualmaynot beapplicabletoallmodels.MTDLLCreservesthe right tochangeproductspecifications,designs,andequipment withoutnoticeandwithoutincurringobligation.

1. Removeanypackingmaterialwhichmaybebetween upperandlowerhandles.

a. Pullupand backon upperhandleasshownin

Figure3-1.Makecertainthelowerhandleisseated securelyintothehandlemountingbrackets.

b. Tightenstarknobssecuringupperhandleto lower

handle,Figure3-1.Makesurethateachcarriage boltisseatedproperlyin thehandle.

2. Locatethe hairpinclipon the weldpinon eachside lowerhandle.

Removehairpinclipfromthishole.Usinga pair ofpliers,inserthairpinclipintothe holeon pin closesttothebracket,Figure3-2.Repeatonother

side.

b. Insertacarriageboltfromthehardwarepackinto

theupperholeonthehandlemountingbracket, Figure3-2.Securewithone plasticwingnut,also includedthehardwarepack.Repeatonotherside.

Theropeguideisattachedtotherightsideofthe upperhandle.Loosenthewingnutwhichsecuresthe ropeguide,Figure3-3.

a. Holdbladecontrolhandleagainstupperhandle. b. Pullstarterropeoutofthe engine.Releaseblade

controlhandle.

c. Slipstarterropeintoropeguide. d. Tightenwingnut.

Insertpostoncabletiesintoholesprovidedon the lowerhandle.Pullcabletietightandtrimexcess, Figure3-4.

\,\

Figure3-3:Pullrecoilstarterthroughropeguideandtighten.

Figure3-4:Securecabletohandleusingcableties.

Followstepsbelowtoassemblethegrasscatcher (if needed).Makecertainbagisturnedrightside outbeforeassembling(warninglabelwill beonthe outside).

a. Placebagoverframesothat itsblackplasticside

is at thebottom.

b. Slip plasticchannelof grassbagoverhooksonthe

frame,Figure3-5.All theplasticchannelsexcept centertopof bagattachfromoutsideofbag.

c. Attachcentertopofbagfrominsideof bag.

6. Followstepsbelowto attachthe grasscatcher: a. Liftreardischargedoor. b. Placegrasscatcheron thepivotrod.Letgo

ofdischargedoorsothatit restson thegrass catcher,Figure3-6.

7. Yourmoweris shippedasa mulcher.Toconvertto sidedischarge,makesuregrasscatcherisoff ofthe unitandreardischargedoorisclosed.

a. On the sideof themower,liftthemulchingplug. b. Slidechutehooksunderhingepinonmulching

plugassembly.Lowersidemulchingplug,Figure 3-7.Do notremovesidemulchingplugatanytime, evenwhenyouarenotmulching.

_ WARNING:Neveroperate mowerunless the

hookson the grass catcherare firmly seated on the pivot rodand the rear discharge door rests firmly against top of thegrass catcher.

Figure3-5:Assemblethegrasscatcher.

Never operate

mowerw thoutthe

mulching plug, the grass catcher, or

the discharge chute

properly insiailedl

Adjustments

An adjustingplateandthumbleverateachwheel providescuttingheightadjustment.

1. Depresslevertowardswheel.

2. Moveittoanyoneof thepositionsfordesiredcutting

height,Figure3-8.Makesurethateachwheelis positionedatthesameheight.

3. Releaselevertowardsmowerdeck.

Figure3-6:Attachthegrasscatcher.

CUTTINGHEIGHT

Allwheelsmust be positonedat the same

height.

Figure3-8:Useadjustmentleverstochangeheight. Figure3-7:Liftmulchplugandinstallsidedischargechute.

i_iii_iI_ iiiiii_ii__i_: i_

Know Your Lawn Mower

_===== BladeControl

RecoilStarter======__

i Thebladecontrolisa

i safetydevice.DO NOT i bypass its operations.

i Use extremecarewhen

handling gasoline.

Gasolineisextremely

flammable andthe vapors

i areexplosive.Neverfuel

the machineindoorsor

i whilethe engineishot

or running.Extinguish cigarettes, cigars,pipes andother sourcesof

i ignition.

i Keephandsand feet

awayfrom the chutearea oncuttingdeck.Referto warninglabelon the unit.

Theoperationofany

lawnmowercanresult inforeignobjects being

i thrown intotheeyes,

whichcandamageyour

i eyesseverely.Always , wearsafetyglasseswhile

operatingthe mower, orwhileperformingany adjustmentsorrepairs

onit.

GrassCatcher======_

MulchPlug

SideDischargeChute

Figure4-1:The maincomponentsonthemower.

Nowthatyouhavesetupyourlawnmower,itsimportantto

Blade Control

Thebladecontrolisattachedtothe upperhandleof themower.Depressand squeezeitagainsttheupper handletooperatetheunit. Releaseitto stopengineand blade.

,_lk WARNING:This bladecontrolis asafety

device. Neverattempt to bypass its opera- tions.

Cutting Height Adjustment Levers

Oneadjustmentleverislocatedat eachwheelandis usedto adjustthecuttingheight.Allfourwheelsmust bepositionedatthe sameheighttoensurea uniform

cut.

Mulch Plug

Themulchplugisusedonlyformulchingpurposes. Insteadofcollectingthegrassclippingsinagrass catcher,somemowermodelshavetheoptionof recirculatingthe clippingsbacktothelawn.Thisis calledmulching.

CuttingHeightAdjustment

Levers(frontandrear,for

eachwheel)

becomeacquaintedwithitscontrolsandfeatures.

Recoil Starter

Therecoilstarteris attachedtotherightupperhandle. Standbehindthe unitand pullthe recoilstarterropeto

startthe unit.

Gas and Oil Fill-Up

Referto the enginemanualfor instructions.

1. Checkoillevelandaddoil if necessary.Followengine manualforthis.

2. Servicethe enginewithgasolineasinstructedinthe enginemanual.

,_ WARNING:Useextreme when and thevapors are explosive. Neverfuel the machine

indoorsor while the engine ishot or running. Extin- guish cigarettes, cigars, pipes andother sources of

ignition.

Theoperationof anylawnmowercanresultinforeign objectsbeingthrownintothe eyes,whichcandamage youreyesseverely.Alwayswearsafetyglasseswhile operatingthe mower,orwhileperformingany adjust- mentsor repairsonit.

gasoline. Gasolineis extremely flammable

care

handling

Starting Engine i

WARNING:Besurenooneotherthantheop- , /J

oratorisstandingnearthe lawnmower while

starting engineor operatingmower.Never ....

runengine indoorsorin enclosed, poorly ventilated areas. Engine exhaustcontains carbon monoxide, an odorless and deadly gas. Keep hands,feet, hair and loose clothing awayfrom any moving partson engine

and lawn mower.

1. Pushprimerthreetimes.Waitabouttwoseconds betweeneachpush,Figure4-2.Intemperature around550For below,primefivetimes.Donotprime to restarta warmengine.

2. Standingbehindthe mower,squeezethebladecontrol againstupperhandle,Figure4-2.

3. Holdingthesetwo handlestogetherfirmly,grasp recoil starterhandleand pullropeoutwitha rapid,continu- ous,fullarmstroke,Figure4-2.Keepingafirmgripon thestarterhandle,letthe roperewindslowly.Repeat untilenginecranks.Letthe roperewindeachtime slowly.

_IL ARNING:Waitfor the bladeto stopcom-

pletelybefore performingany work onthe

mower or to removethe grass catcher.

Stopping Engine

1. Releasebladecontrolto stoptheengineand blade.

2. Disconnectsparkplugwirefromsparkplugand groundagainsttheengine.

UsingYour Lawn Mower

Besurelawnisclearof stones,sticks,wire,or other objectswhichcoulddamagelawnmowerorengine. Suchobjectscouldbe accidentlythrownbythemower in anydirectionandcauseseriouspersonalinjurytothe operatorandothers.

_ WARNING:Ifyoustrike aforeign object, stop

the engine.Removewirefrom the sparkplug, thoroughly inspectmowerfor any damage,

and repair damagebefore restarting and operating.

Extensivevibration of mower during operation isan

indicationof damage.Theunit should be promptly inspectedand repaired.

Figure4-2:Startingthe mower.

1. Forbest results,do notcut wetgrass.

2. Fora healthierlawn,nevercut offmorethanone- thirdof thetotallengthofthegrass.

Using as Mulcher

Formulchinggrass,removethegrasscatcherorside dischargefromthemower.Thereardischargedoor

shouldbeclosed.

1. Foreffectivemulching,do notcut wetgrass.

2. Newor thick grassmayrequirea narrowercut. Adjustgroundspeedaccordingtoconditionoflawn.

3. If thegrasshasbeenallowedto growinexcessof 4 inches,mulchingisnotrecommended.Usethe grasscatcherto bagclippingsinsteadorusethe sidedischargeto reducethegrassheightto3-1/4 inchesor lessbeforemulching.

Using Grass Catcher

Youcanusethegrasscatchertocollectclippingswhile youareoperatingthemower.

1. Attachgrasscatcherfollowinginstructionson page

7. Grassclippingswillautomaticallycollectinthe bagasyourunthe mower.Operatethemowertill the grassbagisfull.

2. Stopenginecompletelybyreleasingtheblade controlhandle.Makesurethattheunithascometo

a completestop.

3. Liftdischargedoorandpullgrassbagup andaway fromthe mowertodisposeofthegrassclippings.

_ ARNING:Neveroperateyour mower

withouteitherthe reardoor or theentire

grass catcher assembly firmly secured.

Operating

WARNING

Besure no oneotherthan

the operatorisstanding

nearthe lawn mowerwhUe starting engine or operatinc

mower.Never run engine

indoorsor inenclosed, poorlyventilatedareas.

Engineexhaustcontains carbonmonoxide,an

odorless and deadlygas. Keephands feet, hair and

looseclothingawayfrom

any moving partson engine

andlawn mower.

ifyoustrike aforeign object,stop the engine. Removewirefrom the spark plug,thoroughly inspect

mowerfor anydamage,

and repair damagebefore

restarting and operating. Extensivevibration of

mowerduring operationis

an indicationofdamage.

The unitshouldbepromptly

inspectedand repaired.

Neveroperateyourmower

withouteither the rear door

or the entire grass catcher

assembly firmly secured.

aower

disconnect sparkplug, and groundagainstengine

before performinganytype

of maintenance onyour machine.

Nevertip the mowermore

ihan9oO nony

landdonorleavethe mower iipped for any engthof

iimel Oil can drain intothe Upperpart ofthe engine

pausing a startingproblem.

Figure5-1:Areasof lubrication(model435shown)

General Recommendations

• Alwaysobservesafetyruleswhen performing

anymaintenance.

• Thewarrantyonthislawnmowerdoesnotcover itemsthathavebeensubjectedtooperatorabuse ornegligence.Toreceivefullvaluefromwarranty, operatormustmaintainthelawn moweras

instructedhere.

• Changingofengine-governedspeedwillvoid enginewarranty.

• Alladjustmentsshouldbecheckedat leastonce eachseason.

• Periodicallycheckallfastenersandmakesurethese aretight.

_ ARNING:Alwaysstop engine,disconnect

spark plug, and groundagainst engine before performing any type of maintenance

on your machine.

Deck Care

Cleanundersideofthe mowerdeckaftereachuseto preventbuild-upofgrassclippingsorotherdebris.

1. Disconnectsparkplugwire.Draingasolinefromlawn mower,or placeapieceof plasticunderthegascap.

2. Tip mowersothat it restsonthe housing.Keepthe sidewiththeaircleanerfacingup.Hold mowerfirmly.

_lb ARNING:Nevertip the mowermorethan 90°

inany direction and do not leavethe mower tipped for any length of time. Oilcan drainintothe upper partof the enginecausinga startingproblem.

3. Scrapeandcleantheundersideofthedeckwitha

suitabletool.Donotspraywithwater.

4. Putthemowerbackonitswheelsonthe ground.If

youhadputplasticunderthegascapearlier,make sureto removeitnow.

Engine Care

A listofkeyenginemaintenancejobsrequiredfor good performanceby themowerisgivenbelow.Followthe accompanyingenginemanualforadetailedlistand

instructions.

1. Maintainoillevelasinstructedinenginemanual.

2. Serviceaircleanerevery25hoursundernormal

conditions.Cleaneveryfewhoursunderextremely dustyconditions.Poorengineperformanceand floodingusuallyindicatesthattheaircleanershould

beserviced.Toservicetheaircleaner,referto the enginemanual.

3. Cleansparkplugandresetthegaponcea season.

Sparkplugreplacementisrecommendedat thestart ofeachmowingseason.Checkenginemanualfor correctplugtypeand gapspecifications.

4. Cleanengineregularlywitha clothorbrush.Keepthe

coolingsystem(blowerhousingarea)cleantopermit properaircirculation.Removeall grass,dirtand

combustibledebrisfrommufflerarea.

Do not use a pressure washer orgardenhoseto

cleanyourunit.Thesemay

causedamageto bear'

ingS,or theengine:The

use ofwaterwillresultin

shortenedlifeandreduce

Lubrication

• Lubricatepivotpointson thebladecontrolatleast

oncea seasonwithlightoil.Thebladecontrolmust operatefreelyinboth directions,Figure5-1.

• Lubricatethewheelsatleastoncea seasonwith lightoil (ormotoroil). If wheelsareremovedforany

reason,lubricatesurfaceof thepivotarmandinner surfaceof thewheelwithlightoil,Figure5-1.

• Lubricatethetorsionspringandpivotpointonthe reardischargedoorandsidemulchplugperiodically withlightoil topreventrust,Figure5-1.

• Followtheaccompanyingenginemanualforlubrica- tionscheduleandinstructionforenginelubrication.

NOTE:Wedonotrecommendthe useofa pressure washeror gardenhoseto cleanyour unit.Thesemay causedamageto bearingsor the engine.Theuseof

waterwillresultinshortenedlifeandreduceservice- ability.

_IL ARNING:Whenremovingthe cuttingblade

for sharpeningor replacement, protectyour

handswitha pairof heavyglovesor usea heavyrag to hold the blade.

Periodicallyinspectthebladeadapterforcracks, especiallyif youstrikeaforeignobject.Replacewhen necessary.Followthe stepsbelowforbladeservice.

1. Disconnectsparkplugwirefromsparkplug.Turn moweron itssidemakingsurethattheairfilterand thecarburetorareup.

2. Removetheboltandthe bladebellsupportwhich holdthebladeand thebladeadaptertotheengine crankshaft,Figure5-2.

3. Removebladeandadapterfromthecrankshaft,

Figure5-2.

4. The bladecanbe sharpenedwithafileor on a grind-

ingwheel.Do notattemptto sharpenthebladewhile itisstillonthe mower.Whensharpeningtheblade,

followtheoriginalangleofgrind.Grindeachcutting edgeequallytokeepthebladebalanced.

5. Removebladefromtheadapterfortestingbalance.

Balancethebladeona roundshaftscrewdriverto

check.Removemetalfromtheheavysideuntilit balancesevenly.

Figure5-2:Removethebolt,support,andadaptertoaccess

theblade.

Maintaining

You

WARNING

Whenremoving the cutting

bladefor sharpening or replacement, protectyour handswitha pairofheavy glovesoruse a heavy rag

to hold the blade.

_ii ARNING:Anunbalancedbladewill cause

excessivevibrationwhen rotating at high

speeds.It may causedamageto mowerand could

break causingpersonalinjury.

6. Lubricatetheenginecrankshaftandthe innersurface ofthebladeadapterwithlightoil. Slidetheblade adapterontotheenginecrankshaft.

7. Placethebladeon theadaptersuchthattheside oftheblademarked"Bottom"(orwithpartnumber) facesthe groundwhenthe mowerisintheoperating position.Makesurethatthebladeisalignedand seatedon thebladeadapterflanges.

8. Placebladebellsupportonthe blade.Alignnotches on thebladebell supportwith smallholesinblade.

9. Replacehexboltandtightenhexboltto torque:450 in.Ibs. rain.,600 in.Ibs.max.

Toensuresafeoperationofyourmower,periodically checkthe bladeboltforcorrecttorque.

Replacing Rear Flap

1. To removerearflap,cutofftheflat endofthewirerod whichsecuresitto thedeck,Figure5-3.

2. Attachthenewflapandnewrodto deck,bendingthe endsofthenewrodovertosecuretodeck.

Figure5-3:Cutwiretoremoverearflap.

Off-Season Storage

Thefollowingstepsshouldbetakento prepareyour lawnmowerfor storage.

• Cleanandlubricatemowerthoroughlyas described inthe lubricationinstructions.

• Donot usea pressurewasherorgardenhoseto cleanyourunit.

Refertoenginemanualforcorrectengine storageinstructions.

Coatmower'scuttingbladewithchassisgreaseto preventrusting.

Storemowerina dry,cleanarea.Donot storenext tocorrosivematerials,suchas fertilizer.

Whenstoringanytypeof powerequipmentinapoorly ventilatedor metalstorageshed,careshouldbetaken torust-prooftheequipment.Usingalightoil or silicone, coattheequipment,especiallycablesandall moving partsofyourlawnmowerbeforestorage.

Anunbalancedblade will causeexcessivevibration

whenrotatingat high

speeds, it maycausedam- age to mower, and could

breakcausingpersonal injury.

Problem Cause Remedy

Engine fails to Start i. Blade controldisengaged. Engagebiadecontrol

sparkp!ugwiredisconnected: I conBect WiretoSparkp!ug_

3. Fueltankempty orstalefuel. 3. Fi Itankwith clean,freshgasoline.

4. Enginenotchoked. 4. Chokeengineas instructedinthe OPe[atingYOU[LawnMower section•

5: Faultyspark pug 5, Clean,adjustgap,or replace.

6. BloCkedfuel linel 6, cieanfueliinel 7: Engineflooded. 7: Wait afew minutesto iestart,but do

I notprime:

repairsbeyond

theminoradjustments

listed here, contact

an authorizedservice

i ii i _ i

i i i i

/i _iii_ii_i_!i_/_ _i_ ii_iii_i

Enginerunserratic 1. Sparkplugwireloose.

2. Blockedfuel lineor stalefuel.

3. Ventingascap plugged.

4. Wateror dirt infuel system.

5. Dirtyair cleaner.

6. Carburetorout ofadjustment.

Engine overheats 1 Engineoil levellow. 1. Fillcrankcasewithproperoil.

2....A rfow restrcted I 2 Removebower housngand cean

3. Carburetornotadjustedpropery. 3• Referto engne manua.

Occasional skips 1. Sparkpluggap tooclose. 1. Adjust gapto .030-inch. (hesitates) at high speed 2. Carburetoridlemixtureadjustment 2. Referto enginemanual.

improperlyset.

Idles poorly 1. Sparkplugfouled,faultyorgaptoo wide. 1. Resetgapto .030-inchor replace

2 Carburetorimproperlyadjusted 2. Referto enginemanual.

. 3. Dirtyair cleaner. 3. Refertoenginemanual.

Excessive Vibration 1. Cuttingbladelooseor unbalanced. 1. Tightenbladeandadapter.Balance

2. Bentcuttingblade. 2. See anauthorizedservicedealer.

Mower will not mulch grass 1 Wetgrass• 1. Donot mowwhengrassiswet wait

2. Excessivelyhighgrass. 2. Mowonce ata highcuttingheight,

, 3. Du bade. , 3• Sharpenor replaceblade.

1. Connectandtightensparkplugwire.

2. Cleanfuelline;fill tank withclean, freshgasoline.

3. Clearvent.

4. Drainfueltank. Refillwithfreshfuel.

5. Referto enginemanual.

6. Referto enginemanual.

sparkpug.

blade.

untillaterto cut.

then mowagainatdesirecJheightor

I makea narrowerCuttingpath.

ii_ i!_i_ii_ii_I _ii i ii _i i

NOTE:SpeCifications are

SubjeCt to change without

notification or obligation.

!mage s my not reflect your

exact model and are for

[efe[ence purposes oniy:

Uneven cut 1. Wheelsnotpositionedcorrectly. 1. Placeallfour wheelsin same

heightposition.

2. Dullblade. 2. Sharpenor replaceblade.

ii i _iI_ii

Model Series 430

"s @

Fief. PartNo. Description

No.

1 747-1161A BladeControlHandle

2 749-1092A UpperHandle 3 747-04080 GrassCatcherFrame

4 749-0928A LowerHandle 5 720-0279 WingNut

6 710-1205 RopeGuide 7 710-1174 CarriageBolt,5/16-18x2 8 664-04027 GrassBagAssembly

9 720-04072 HandKnob

10 731-1506A FrontCover 11 726-0240 CableTie

12 710-0703 CarriageBolt,I/4-20 13 731-04134A RearDischargeDoor 14 750-04162 Spacer 15 732-04089A TorsionSpring- LH 16 732-04090A TorsionSpring- RH

17 734-04087 RearWheel,8 x 1.8 18 731-04150C RearBaffle

19 710-0599 Screw,1/4-20x.500

20 787-01279 Deck- 21" 21 687-02055 HingedMulchPlugAssembly

22 782-5002B FrontBaffle 23 748-0377C BladeAdapter

24 742-0741 MulchingBlade 25 710-1257 HexScrew,3/8-24 x2.5

26 687-02076A PivotArmAssembly-RH

687-02077At PivotArm Assembly-LH

27 736-0524B BladeBellSupport 28 787-01290 FrontAdjustmentPlate

Fief. PartNo. Description

No.

29 720-0426 AdjustmentLeverKnob 30 732-0404 SpringLeverAssembly

31 787-01292 HandleBracket-RH

787-01291t HandleBracket-LH

32 734-04086 FrontWheel,7x 1.8 33 710-04371 Screw,1/4-15x 1.250

34 746-1137 ControlCable-53" SnapOn 35 731-04525 EngineShroud

36 731-04998 Trailshield 37 732-0700 TrailshieldWire

38 712-0397 WingNut,1/4-20 39 747-04035 RearDoorPivotRod

40 732-04175 SpringLever 41 687-02071A PivotArmAssembly-RH

687-02070At PivotArmAssembly-LH

42 710-1652 ABScrew 43 712-04065 FlangeLockNut,3/8-16

44 714-0104 HairpinClip 45 710-0654A TTSeresScrew,3/8-16x 1.0

46 687-02099A Ht.Adj.Assy.Front- LH

687-02100At Ht.Adj.Assy.Front- RH

47 687-02069 RearHandleBracketAssy.- LH

687-02068t RearHandleBracketAssy.- RH

48 732-1014 TorsionSpring 49 731-04177 SideChute

50 747-0710 HingePin 51 738-0507B ShoulderScrew

52 736-0270 BellWasher 53 17032A DeflectorChuteAdaptor

t NotShown

!i iii!ii !i i ii ii ii ii!iii ii i i!i I I IIII ! II

Toorderrop acer.eot

parts;call

1,800,800-7310

or visit us on the Webat

www.yardman:com

MANUFACTURER'S LiMiTED WARRANTY FOR

ThelimitedwarrantysetforthbelowisgivenbyMTDLLCwithrespectto newmerchandisepurchasedandusedin theUnitedStates,itsposses-

sionsandterritories. "MTD"warrantsthisproductagainstdefectsin materialandworkmanship

fora periodoftwo(2)yearscommencingonthe dateof originalpurchase andwill,atits option,repairor replace,freeof charge,anypartfoundto bedefectiveinmaterialsor workmanship.Thislimitedwarrantyshallonly applyif this producthasbeenoperatedandmaintainedinaccordance withtheOperator'sManualfurnishedwiththeproduct,andhasnotbeen subjectto misuse,abuse,commercialuse,neglect,accident,improper maintenance,alteration,vandalism,theft,fire,water,ordamagebecause ofotherperilornaturaldisaster.Damageresultingfromtheinstallationor useof anypart,accessoryorattachmentnotapprovedbyMTDforuse withtheproduct(s)coveredbythis manualwillvoidyourwarrantyasto anyresultingdamage. Normalwearpartsarewarrantedto befreefromdefectsinmaterialand workmanshipfora periodofthirty(30)daysfromthedateof purchase. Normalwearpartsinclude,butarenotlimitedto itemssuchas:batteries, belts,blades,bladeadapters,grassbags,riderdeckwheels,seats,snow throwerskidshoes,shaveplates,augerspiralrubberandtires. NOWTOOBTAINSERVICE:Warrantyserviceisavailable,WITH PROOFOFPURCHASE,throughyourlocalauthorizedservicedealer.To locatethedealerin yourarea,checkyourYellowPages,orcontactMTD

LLCat RO.Box361131,Cleveland,Ohio44136-0019,or call1-800-800- 7310or logon toourWebsiteat www.mtdproducts.com.

Thislimitedwarrantydoesnot providecoverageinthefollowingcases: a. Theengineor componentpartsthereof.Theseitemsmaycarrya

separatemanufacturer'swarranty.Refertoapplicablemanufacturer's warrantyfortermsandconditions.

b. Logsplitterpumps,valves,andcylindershavea separateoneyear

warranty.

c. Routinemaintenanceitemssuchas lubricants,filters,blade

sharpening,tune-ups,brakeadjustments,clutchadjustments,deck adjustments,andnormaldeteriorationoftheexteriorfinishduetouse

orexposure.

d. Servicecompletedbysomeoneotherthananauthorizedservice

dealer.

e. MTDdoesnotextendanywarrantyforproductssoldorexported

outsideofthe UnitedStates,itspossessionsandterritories,except thosesoldthroughMTD'sauthorizedchannelsofexportdistribution.

f. ReplacementpartsthatarenotgenuineMTDparts. g. Transportationchargesandservicecalls.

No impliedwarranty,includinganyimpliedwarranty of merchant- ability of fitness for a particularpurpose,applies afterthe applicable periodof expresswritten warranty above as to the partsas identi- fied. Noother expresswarranty, whether written or oral, exceptas mentionedabove,givenby anypersonor entity,includinga dealer or retailer,with respect to anyproduct,shallbind MTD.Duringthe periodof the warranty, the exclusive remedyisrepairor replacement of the productas set forth above. Theprovisionsas set forth inthis warranty providethe sole and exclusive remedyarising from the sale. MTDshall not beliable for incidentalorconsequential loss or damageincluding,without limitation, expensesincurredfor substitute orreplacementlawncare services or for rentalexpensesto temporarily replaceawarranted

product.

Somestatesdo not allowtheexclusionor limitationofincidentalor consequentialdamages,or limitationson howlonganimpliedwarranty

lasts,sotheaboveexclusionsor limitationsmaynotapplytoyou.

Innoeventshallrecoveryofany kindbegreaterthantheamountof the purchasepriceof theproductsold.Alterationof safetyfeatures of the productshall void this warranty. Youassumetheriskandliabilityfor loss,damage,orinjuryto youandyourpropertyand/ortoothersandtheir propertyarisingout ofthemisuseor inabilitytousetheproduct. Thislimitedwarrantyshallnotextendto anyoneotherthantheoriginal purchaseror tothepersonforwhomitwaspurchasedasa gift.

HOWSTATELAWRELATESTOTHISWARRANTY: Thislimitedwar-

rantygivesyouspecificlegalrights,andyou mayalsohaveotherrights whichvaryfromstatetostate. IMPORTANT:OwnermustpresentOriginalProofofPurchasetoobtain warrantycoverage.

MTD LLC, P.O. BOX 361131 CLEVELAND, OHiO 44136-0019; Phone: 1-800-800-7310

Yard-Man 11A-435A701 Owner’s Manual

Specifications and Main Features

Frequently Asked Questions

User Manual