Yard-Man 12AV829C755 Owner's manual

Brand: Yard-Man

Model: 12AV829C755

Category: Lawnmowers

Type: Owner's manual

This manual is also suitable for

829 Series

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

A O A AL

21=inch Rotary Mower- Model 829

iMPORTANT

READ SAFETY RULES AND iNSTRUCTiONS CAREFULLY BEFORE OPERATION

Warning: Thisunitisequippedwithaninternalcombustionengineandshouldnotbeusedon ornearanyunimprovedforest-covered,brush-

coveredor grass-coveredlandunlesstheengine'sexhaustsystemisequippedwitha sparkarrestermeetingapplicablelocalor statelaws(if any).

If a sparkarresterisused,it shouldbemaintainedineffectiveworkingorderbytheoperator.IntheStateofCaliforniatheaboveisrequiredbylaw

(Section4442oftheCaliforniaPublicResourcesCode).Otherstatesmayhavesimilarlaws.Federallawsapplyonfederallands.A sparkarrester

forthemufflerisavailablethroughyournearestengineauthorizedservicedealeror contacttheservicedepartment,RO.Box361131Cleveland,

Ohio44136-0019.

PRINTEDIN U.S.A

MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019

FORMNO.769-01607B

10/14/05

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 Contents

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

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

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

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

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

Troubleshooting ................................................ 14

Safety Labels .................................................... 15

Parts List ........................................................... 16

Warranty ............................................ Back Cover

Finding and Recording Model Number

BEFOREASSEMBLINGYOURNEW EQUIPMENT,please

locatethe model plateon the equipmentandcopy the infor-

mationto the sample modelplate providedto theright.You

can locatethe modelplate by standing atthe operatingposi-

tion and lookingdown atthe rear ofthe deck. This information

will be necessaryto usethe manufacturer'swebsite and/or

obtainassistancefrom the CustomerSupport Departmentor

an authorizedservice dealer.

Model Number

Serial Number

P. O. BOX 361131

CLEVELAND,OH44136

www.yardman.com 330-220-4683

800-800-7310

Customer Support

Please do IVOTreturn the unit to the retailer from which it was purchased without first

contacting Customer Support.

Ifyou have difficultyassemblingthis productor have anyquestions regardingthe controls, operationor maintenanceofthis unit,

you canseek help fromthe experts.Choosefrom the options below:

1. Visit www.yardman.comfor manyusefulsuggestions.Click the CustomerSupport menuoption.

2. Phonea CustomerSupport Representativeat 1-800-800-7310.

3. The enginemanufacturerisresponsiblefor all engine-relatedissueswith regardsto performance,power-rating,

specifications,warranty,and service. Pleasereferto the engine manufacturer'sOwner's/Operator's Manual,packedsepa-

ratelywith your unit,for more information.

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Sightandholdthis levelwith a verticaltree...

also

15°

RNING

This symbol points

i out important safety

instructionswhich, if

notfollowed, could

endangerthe personal

i safetyand/or property

I ofyourselfand others.

Readand follow all

instructionsinthis man-

ualbeforeattempting to

operatethis machine.

Failureto complywith

these instructionsmay

i resultin personalinjury.

i When youseethis

_symbol.

HEED ITS WARNING

Your

Responsibility

Restrictthe use

i ofthis powermachine

i to personswho read,

understand

andfollow the warnings

and instructions

inthis manual

andon the machine.

WARNING: EngineExhaust,some of itsconstituents,andcertain vehiclecompo-

nentscontain or emitchemicals knownto Stateof Californiato cause cancer and

birth defectsor other reproductiveharm.

DANGER: Thismachinewas builtto beoperatedaccordingto the rulesfor safe operationin this

manual.As with anytype of powerequipment,carelessnessor erroronthe part ofthe operatorcan

result inseriousinjury.This machine iscapableof amputatinghands andfeet andthrowingobjects.

Failureto observethe followingsafety instructionscould resultin serious injury or death.

Children

Tragicaccidentscanoccurifoperatorisnotalertto presence

ofchildren.Childrenareoftenattractedtomowerand mowing

activity.Theydonot understandthe dangers.Neverassume

thatchildrenwill remainwhereyoulastsawthem.

1. Keepchildrenoutofthe mowingareaand underwatchful

careofa responsibleadultotherthanthe operator.

2. Bealertandturnmoweroffif achildentersthearea.

3. Beforeandwhilemovingbackwards,lookbehindanddown

forsmallchildren.

4. Useextremecarewhenapproachingblindcorners,

doorways,shrubs,trees,orotherobjectsthatmayobscure

yourvisionofachildwhomayrunintothe mower.

5. Keepchildrenawayfromhotor runningengines.Theycan

sufferburnsfroma hotmuffler.

6. Neverallowchildrenunder14yearsoldto operateapower

mower.Children14yearsoldandovershouldreadand

understandoperationinstructionsandsafetyrulesinthis

manualandshouldbetrainedandsupervisedbyaparent.

General Operation

1. Readthis operator'smanualcarefullyin its entiretybefore

attemptingtoassemblethismachine.Read,understand,

andfollowall instructionsonthe machineandin the

manual(s)beforeoperation.Becompletelyfamiliarwith

thecontrolsandthe properuseofthis machinebefore

operatingit. Keepthis manualinasafeplaceforfuture

andregularreferenceandfor orderingreplacementparts.

2. Thismachineisaprecisionpieceof powerequipment,

nota plaything.Therefore,exerciseextremecautionat all

times.Yourunithas beendesignedto performonejob: to

mowgrass.Donotuseit foranyotherpurpose.

3. Neverallow childrenunder14yearsoldto operatethis

machine.Children14yearsoldand overshouldreadand

understandthe instructionsinthis manualandshould

betrainedand supervisedbya parent.Onlyresponsible

individualswhoarefamiliarwiththeserulesofsafe

operationshouldbeallowedto usethismachine.

4. Thoroughlyinspectthe areawherethe equipmentisto

beused.Removeall stones,sticks,wire,bones,toysand

otherforeignobjectswhichcouldbetrippedoveror picked

upandthrownbythe blade.Thrownobjectscancause

seriouspersonalinjury.Planyourmowingpatternto avoid

dischargeof materialtowardroads,sidewalks,bystanders

andthe like.Also,avoiddischargingmaterialagainsta

wallorobstructionwhichmaycausedischargedmaterial

toricochetbacktowardtheoperator.

5. Tohelpavoidbladecontactora thrownobjectinjury,

stayinoperatorzonebehindhandlesandkeepchildren,

bystanders,helpers,and petsat least75feetfrommower

whileit is inoperation.Stopmachineifanyoneenters

area.

6. Alwayswearsafetyglassesor safetygogglesduringopera-

tionandwhile performinganadjustmentor repairtoprotect

youreyes.Thrownobjectswhich ricochetcancauseserious

injurytothe eyes.

7. Wearsturdy,rough-soledworkshoesandclose-fitting

slacksandshirts. Shirtsand pantsthatcoverthe armsand

legsandsteel-toedshoesarerecommended.Neveroperate

thismachineinbarefeet,sandals,slipperyor lightweight

(e.g.canvas)shoes.

8. Donotputhandsorfeetnearrotatingpartsor undercutting

deck.Contactwithbladecanamputatehandsandfeet.

9. Amissingor damageddischargecovercancause blade

contactor thrownobjectinjuries.

10.Manyinjuriesoccurasa resultofthe mowerbeingpulled

overthefoot duringafall causedbyslippingortripping.

Do notholdontothe mowerifyouarefalling;releasethe

handleimmediately.

11.Neverpullthe mowerbacktowardyouwhileyouare

walking.Ifyoumustbackthe mowerawayfromawallor

obstructionfirstlookdownand behindtoavoidtrippingand

thenfollowthesesteps:

a. Stepbackfrommowertofully extendyourarms.

b. Besureyouarewellbalancedwithsurefooting.

c. Pullthe mowerbackslowly,no morethanhalfway

towardyou.

d. Repeatthesestepsas needed.

12.Do notoperatethe mowerwhileunderthe influenceof

alcoholordrugs.

13.Do notengage theself-propelledmechanismon unitsso

equippedwhilestartingengine.

14.Thebladecontrolhandleisasafetydevice.Neverattempt

tobypassitsoperation.Doingso makesthe safetydevice

inoperativeandmayresultin personalinjurythrough

contactwiththe rotatingblade.Thebladecontrolhandle

mustoperateeasilyin bothdirectionsandautomatically

returntothe disengagedpositionwhenreleased.

15.Neveroperatethe mowerinwet grass.Alwaysbesureof

yourfooting. Aslipand fall cancauseseriouspersonal

injury.If youfeelyouarelosingyourfooting,releasethe

bladecontrolhandleimmediatelyand the bladewillstop

rotatingwithinthreeseconds.

16.Mowonlyin daylightor goodartificiallight.Walk,neverrun.

17.Stopthe bladewhencrossinggraveldrives,walksor roads.

18.If theequipmentshouldstartto vibrateabnormally,stopthe

engineandcheckimmediatelyfor the cause.Vibrationis

generallya warningoftrouble.

19.Shutthe engineoff andwait untilthe bladecomesto a

completestop beforeremovingthe grasscatcheror unclog-

gingthechute.

The cuttingbladecontinuesto rotatefor afewsecondsafter

the engineisshutoff. Neverplaceany partofthe bodyin

the bladearea untilyouaresurethe bladehasstopped

rotating.

20. Neveroperatemowerwithoutpropertrailshield,discharge

cover,grasscatcher,bladecontrolhandle,or othersafety

protectivedevicesin placeandworking.Neveroperate

mowerwithdamagedsafetydevices.Failuretodo socan

resultin personalinjury.

21. Mufflerandenginebecomehotandcan causeaburn.Do

nottouch.

22.Only usepartsandaccessoriesmadeforthismachineby

manufacturer.Failuretodo socanresultinpersonalinjury.

23. Ifsituationsoccurwhicharenotcoveredin thismanual,

usecareand goodjudgment.Contactyourdealerfor

assistance.Telephone1-800-800-7310forthe nameofyour

nearestdealer.

Slope Operation

Slopesareamajorfactorrelatedto slipandfallaccidentswhich

can resultinsevereinjury.Operationonslopesrequiresextra

caution.Ifyoufeeluneasyon aslope,do notmowit.Foryour

safety,usetheslopegaugeincludedaspartofthismanualto

measureslopesbeforeoperatingthisunitonaslopedor hilly

area.Iftheslopeisgreaterthan15degrees,donot mowit.

Do:

1. Mowacrossthe faceofslopes;neverup anddown.

Exerciseextremecautionwhenchangingdirectionon

slopes.

2. Watchfor holes,ruts,rocks, hiddenobjects,or bumpswhich

can causeyouto slipor trip. Tallgrasscanhideobstacles.

3. Alwaysbesureofyourfooting.A slip andfall cancause

seriouspersonalinjury.Ifyoufeelyouarelosingyour

balance,releasethe bladecontrolhandleimmediately,and

the bladewill stoprotatingwithin3seconds.

Do Not:

1. Donot mowneardrop-offs,ditchesorembankments,where

you couldloseyourfootingor balance.

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. Washyourskinandchangeclothesimmediately.

3. Useonlyanapprovedgasolinecontainer.

4. Neverfillcontainersinsidea vehicleoron atruckor trailer

bedwitha plasticliner.Alwaysplacecontainersonthe

groundawayfromyourvehiclebeforefilling.

5. Removegas-poweredequipmentfromthe truck ortrailer

andrefuelit onthe ground.Ifthisis notpossible,thenrefuel

suchequipmentonatrailerwitha portablecontainer,rather

thanfroma gasolinedispensernozzle.

6. Keepthe nozzlein contactwiththe rimofthefueltankor

containeropeningat alltimesuntilfuelingis complete.Do

notuseanozzlelock-opendevice.

7. Extinguishallcigarettes,cigars,pipesand othersources

ofignition.

8. Neverfuel machineindoorsbecauseflammablevaporswill

accumulatein thearea.

9. Neverremovegascap oraddfuelwhileengineishotor

running. Allowengineto coolatleasttwo minutesbefore

refueling.

10.Neveroverfillfueltank. Filltankto nomorethanY2inch

belowbottomoffiller neckto provideforfuelexpansion.

11.Replacegasolinecapandtightensecurely.

12.If gasolineis spilled,wipeitoff theengineand equipment.

Moveunittoanotherarea.Wait5minutesbeforestarting

engine.

13.Neverstorethe machineorfuel containernearanopen

flame,sparkor pilotlightasona waterheater,space

heater,furnace,clothesdryer,orothergas appliances.

14.Toreducefire hazard,keepmowerfreeofgrass,leaves,

orother debrisbuild-up.Cleanupoil orfuelspillageand

removeanyfuel soakeddebris.

15.Allowamowertocoolat least5 minutesbeforestoring.

GeneralService:

1. Neverrunanengineindoorsorin apoorlyventilatedarea.

Engineexhaustcontainscarbonmonoxide,anodorlessand

deadlygas.

2. Beforecleaning,repairing,or inspecting,makecertainthe

bladeandall movingpartshavestopped.Disconnectthe

sparkplugwireandgroundagainstthe engineto prevent

unintendedstarting.

3. Checkthe bladeandenginemountingboltsatfrequent

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.

Thoroughlyinspectthe mowerforanydamage.Repairthe

damagebeforestartingandoperatingthe mower.

8. Neverattemptto makeawheelor cuttingheightadjustment

whiletheengineis running.

9. Grasscatchercomponents,dischargecover,andtrail

shieldaresubjecttowearanddamagewhichcould expose

movingpartsor allowobjectsto bethrown.Forsafety

protection,frequentlycheckcomponentsandreplaceim-

mediatelywithoriginalequipmentmanufacturer's(O.E.M.)

partsonly,listedinthis manual."Useofpartswhich do

notmeetthe originalequipmentspecificationsmayleadto

improperperformanceandcompromisesafety!"

10.Do notchangetheenginegovernorsettingor overspeedthe

engine.Thegovernorcontrolsthe maximumsafeoperating

speedoftheengine.

11.Maintainor replacesafetylabels,asnecessary.

12.Observeproperdisposallawsandregulations.Improper

disposaloffluidsandmaterialscanharmtheenvironment.

Practices

WARNING

Thissymbol points

out importantsafety

instructionswhich, if

notfollowed,could

endangerthe personal

safety and/or property

of yourselfand others.

Readand followall

instructions inthis man-

ual beforeattemptingto

operatethis machine.

Failuretocomply with

these instructionsmay

result inpersonalinjury.

Whenyou see this

symbol.

HEED iTS WARNING

Your

Responsibility

Restrictthe use

ofthis powermachine

to personswho read,

understand

and follow thewarnings

and instructions

inthis manual

and onthe machine.

NOTE:Standbehind

themowerasifyou

weregoingtooperate

it.Yourrighthand

i correspondstotheright

i sideofthemower;your

lefthandcorresponds

i totheleftsideofthe

mower.

i NOTE:Forshipping

purposesyourmower

i issetwiththewheels

" ina lowcutting

heightposition. For

bestresults raisethe

cutting positionuntil it

i is determinedwhich

height isbestfor your

i lawn.See Adjustment

i section,

IMPORTANT

DO NOTcrimp the

cableswhenliftingthe

i handle up.

IMPORTANT

Thisunit isshipped

iwithout gasolineor oil

i inthe engine. Fill up

gasolineandoil as

i instructedin the accom-

panyingengine manual

BEFOREoperatingyour

mower.

Figure3-1:Lifthandleandtightenhardware.

Figure3-2:Securehandletohandlemountingbrackets.

1. Removegrasscatcherandanypackingmaterial

whichmaybe betweenupperand lowerhandles.

a. Removehandknobsfromhandlemounting

bracketsand pullupandbackonupperhandle

asshownin Figure3-1.Makecertainthelower

handleisseatedsecurelyintothehandlemounting

brackets.

b. Tightenhandknobstosecureupperhandleto

lowerhandle.Makesurethateachcarriageboltis

seatedproperlyin thehandle.

Replaceandtightenhandknobsremovedearlierto

securelowerhandletohandlebrackets,Figure3-2.

Theropeguideisattachedtotherightsideofthe

upperhandle.Loosenthewingnutwhichsecuresthe

ropeguide,Figure3-3.

a. Holdthebladecontrolagainstupperhandle.

b. Pullstarterropeoutoftheengine.Releasethe

bladecontrol.

c. Slipstarterropeintoropeguide.

d. Tightenwingnut.

Securecablestothelowerhandlewiththecabletie

alreadyonthe lowerhandle.Insertpegoncabletie

intotheholeonthe lowerhandle.Pullcabletiestight

andcutoff excess.

Followthestepsbelow,if needed,toassemblethe

grasscatcher,Figure3-4.

a. Placebagoverframesothatits blackplasticside

isatthebottom.

Slipplasticchanneloverhooksontheframe.

Alltheplasticchannelsexceptcentertopofbag

attachfromoutsideofbag.

c. Attachcentertopofbagfrominsideof bag.

6. Beforeattachingthegrasscatcher,themulching

bafflemustbe removed,Figure3-5.

a. Lift reardischargedoor.

b. Removemulchingbaffle.

Thegrass

bagonyour

unitmaybe

assembled.

Figure3-3:Pullrecoilstarterthroughropeguideandtighten. Figure3-4:Grassbagassembly(ifneeded)

Followstepsbelowtoinstallthegrasscatcher,

Figure3-6.

a. Liftreardischargedoor.

b. Placegrasscatcheron thepivotrod.Letgo

ofdischargedoorsothat itrestson thegrass

catcher.

_ WARNING: Never operate mowerunless the hooks on the grass catcher

are firmly seated in the slots on

the handle bracket assemblies, and the rear

discharge door restsfirmly against top of the

grass catcher.

Followstepsbelowtoinstallthemulchingbaffle:

a. Liftthereardischargedoorandlift thegrass

catcherupandoff ofthepivotrod,if installed.

b. Insertthemulchingbaffleasshownin Figure3-5

and releasethereardischargedoor.

/ .............

Figure3-5:Themulchingbaffle

Figure3-6:Liftdischargedoorandplacegrasscatcheron rod.

Adjustments

Cutting Height

Thecuttingheightadjustmentleveris locatedabovethe

rearleftwheel,Figure3-7.

a. Pulltheleveroutandawayfromthemower.

b. Movethe leverforwardor backfordesiredcutting

height.

c. Releaselevertowardsmowerdeck.

Drive Control

Theadjustmentwheelislocatedin thedrivecontrol

handlehousingandis usedtotightenor loosenthe

drivebelt.Youwillneedtoadjustthedrivecontrolif

themowerdoesnotpropelitselfwiththedrivecontrol

engagedor ifthedrivewheelshesitatewiththedrive

controlengaged.

If eitheroftheseconditionsoccur,rotatetheadjustment

wheelclockwisetotightenthecableandcounter-

clockwisetoloosenthecabletoadjustthedrivecontrol,

Figure3-8.

Figure3-7:Thecuttingheightadjustmentlever. Figure3-8:Theadjustmentwheelonthedrivecontrol.

CUTTINGHEIGHT

For rough oruneven

lawns; move theheight

adjustment leverto a

higher positon. Thiswill

help preventscalping of

thegrass.

DRIVE CONTROL

Forsomepeoplethe

drive contioI maynot

bein a comfortable

theadjustmentwheel:

WARNING

Never operatemower

unless the hooks on

the grass catcherare

firmly seated in the

on the handle

bracket assemblies,

and the rear dis:

e door rests

firmly against top of

the grass catcher,

MoWer

WARNING

Thebladecontrolisa

safetydevice.Never

attemptto bypassits

operations.

Useextremecarewhen

;handlinggasoline.

Gasoline is extremely

flammable and the

vapors are explosive.

Neverfuel the machine

i indoors or while the

;engineishotor running.

Exhngwsh c_garettes,

cigars, pipes, and other

sources of ignition.

Keep hands and feet

away from the cutting

deck. Referto warning

label on the unit.

Know Your Lawn Mower

DriveControl

BladeConlrol

Drive

Control

Lever

RecoilStarter=--_

NeiohtAdjustmentLever

GrassBao

GasolineFiii

Figure4-1:Themajorpartsonthelawnmower.

Now that you have set up your lawn mower for

operation, read this section to become acquainted

with its controls and features. This knowledge will

allow you to use your new equipment to its fullest

potential.

Blade Control

The blade control is attached to the upper handle.

Depress and squeeze it against the upper handle

to operate the unit. Release it to stop engine and

blade.

_ ARNING:Thisblade controlisa safety

device.Donot bypass itsoperations.

Drive Control Lever

The drive control is located on the upper handle.

Squeeze the drive control lever to engage the drive

system. Release it to disengage the drive system.

To slow down when approaching an obstacle, mak-

ing a turn, or stopping, release the lever.

Cutting Height Adjustment Lever

The cutting height adjustment lever is located above

the left rear wheel. To adjust the cutting height, refer

to the Adjustment Section.

Recoil Starter

The recoil starter is attached to the right upper

handle. Stand behind the unit and pull the recoil

starter rope to start the unit.

Gas and Oil Fill-lip

1. Check oil level and add oil if necessary. Follow engine

manual for this. See Figure 4-1 for location of the oil

fill.

2. Servicetheenginewithgasolineasinstructedinthe

enginemanual.SeeFigure4-1forlocationofgasfill.

,_i= WARNING:Useextremecarewhen

handling gasoline. Gasolineisextremely

flammable and thevaporsare explosive.

Neverfuel the machineindoorsor while

the engineishot or running. Extinguish cigarettes,

cigars,pipes, and other sourcesof ignition.

_ ARNING:The operationof any lawn

mowercanresult in foreign objects being

thrownintothe eyes,whichcandamage

youreyesseverely.Alwayswearsafety

glasses whileoperatingthe moweror whileperform-

inganyadjustmentsor repairson it.

Starting Engine

_ WARNING:Be sureno one otherthanthe

operatorisstandingnear the lawnmower

whilestartingengineoroperating mower.

Neverrunengineindoorsorin enclosed,poorly

ventilatedareas.Engineexhaustcontainscarbon

monoxide, an odorlessand deadlygas. Keephands,

feet,hairand looseclothingawayfromanymoving

partsonengineand lawnmower.

1. Pushprimerthreetimes.Waitabouttwoseconds

betweeneachpush,Figure4-2.Intemperatures

around55°For below,primefivetimes.Donotprime

to restarta warmengine.

2. Standingbehindthe mower,squeezethebladecontrol

againstupperhandle,Figure4-2.

3. Grasprecoilstarterhandleand pullropeoutwitha

rapid,continuous,fullarmstroke,Figure4-2.Keeping

a firmgripon thestarterhandle,lettheroperewind

slowly.Repeatuntilenginecranks.Lettheroperewind

eachtime slowly.

Stopping Engine

1. Releasebladecontroltostoptheengineand blade.

2. Disconnectsparkplugwirefromsparkplugand

groundagainsttheengine.

_k ARNING:Waitfor the bladeto stop

completely beforeperforminganywork

on the mower or to removethe grass

catcher.

UsingYour Lawn Mower

_ ARNING:Neveroperateyourmower

without eitherthe reardoor or theentire

grass catcher assembly firmly secured.

Besurelawnisclearof stones,sticks,wire,or other

objectswhichcoulddamagelawnmowerorengine.

Suchobjectscouldbe accidentlythrownbythemower

in anydirectionandcauseseriouspersonalinjurytothe

operatorandothers.

Figure4-2:Startingthemower.

_L ARNING:If you strikea foreign object,

stop the engine. Removewire from the

spark plug,thoroughly inspectmower

for anydamage,and repairdamage

before restarting and operating. Extensive vibra-

tion of mowerduring operation isan indicationof

damage.Theunit should be promptlyinspectedand

repaired.

1. Oncetheengineis running,squeezethedrive

controlagainsttheupperhandleto propelmower.

2. Toengageblade,squeezebladecontrolagainstthe

upperhandle.

3. Forbest results,do notcut wetgrassand never

cutoff morethanone-thirdofthetotallengthofthe

grass.

Using as Mulcher

Formulchinggrass,removethegrasscatcherfromthe

mowerandinstallthemulchbaffle,page7.

• Foreffectivemulching,do notcut wetgrass.New

orthickgrassmayrequirea narrowercut.Adjust

groundspeedaccordingtoconditionoflawn.

• If thegrasshasbeenallowedto growinexcessof

4 inches,mulchingisnotrecommended.Usethe

grasscatchertobagclippingsinstead.

Using Grass Catcher

Youcanusethegrasscatchertocollectclippingswhile

youareoperatingthemower.

1. Attachgrasscatcherfollowinginstructionson page

7.Grassclippingswillautomaticallycollectinbagas

yourunmower.Operatemowertillgrassbagisfull.

2. Stopenginecompletelybyreleasingtheblade

control.Makesurethattheunithascometoa

completestop.

3. Liftdischargedoorandpullgrassbagup andaway

fromthe mowerto removethebag.Disposeofthe

grassclippingsand reinstallthebagwhencomplete.

MoWer

i!ii! iiiiiiii i_ ii iiii if!fill(

WARNING

The operation of any

lawn mower can result

in foreign objects

being thrown into

the eyes, which can

damage your eyes

severely. Always wear

safety glasses while

operating the mower,

or while performing

any adjustments or

repairs on it.

Be sure no one other

than the operator is

standing near the

lawn mower while

starting engine or oper-

ating mower. Never

run engine indoors or

in enclosed, poody

ventilated areas. En-

gine exhaust contains

carbon monoxide, an

odorless and deadly

gas. Keep hands, feet,

hair and loose clothing

away from any moving

parts on engine and

lawn mower.

" Lubrication

Maintaining

Your LaWn

Mower

:WARNING

A ,aysstopengine,

disconnect spark plug,

and greund against

engine before cleaning,

lubricating 0r d0ing any

kind of maintenance on

your machine,

IMPORTANT:We do

not recommend the use

of pressure washers or

a garden hose to clean

your unit. These may

cause damage to electric

components, spindles,

pulleys, bearings, or the

engine.The use of water

will result in shortened life

and reduceserviceability.

Figure5-1:Lubricationareasonthemower.

Figure5-2:Replacingtherearflap.

General Recommendations

• Alwaysobservesafetyruleswhenperforming

anymaintenance.

• Thewarrantyon thislawnmowerdoesnotcover

itemsthathavebeensubjectedtooperatorabuse

ornegligence.Toreceivefullvaluefromwarranty,

operatormustmaintainthelawnmoweras

instructedhere.

• Changingofengine-governedspeedwillvoid

enginewarranty.

• Alladjustmentsshouldbecheckedat leastonce

eachseason.

• Periodicallycheckallfastenersand makesurethese

aretight.

__1 ARNING:Alwaysstopengine,

disconnect spark plug, and ground

against engine beforeservicing the

unit.

1. Lubricatepivotpointson thebladecontrolatleast

oncea seasonwithlightoil.Thebladecontrolmust

operatefreelyinbothdirections,Figure5-1.

2. Lubricatethewheelsatleastoncea seasonwith

lightoil (ormotoroil). If wheelsareremovedforany

reason,lubricatesurfaceoftheaxleand innersurface

ofthewheelwith lightoil,Figure5-1.

3. Lubricatethetorsionspringandpivotpointontherear

dischargedoorperiodicallywithlightoil toprevent

rust,Figure5-1.

4. Thetransmissionis pre-lubricatedandsealedatthe

factoryanddoesnotrequirelubrication.

5. Followtheaccompanyingenginemanualforlubrica-

tionscheduleandinstructionforenginelubrication.

Deck Care

1. Disconnectsparkplugwire.Draingasolinefromlawn

mowerorplacea pieceof plasticunderthegascap.

2. Tipmowersothat itrestsonthe housing.Keepthe

sidewiththeaircleanerfacingup.Holdmowerfirmly.

__IL WARNING:Nevertip the mower more

than 90degrees inany directions and

do not leavethe mower tipped for any

lengthof time. Oil can drain intothe

upper partof the engine causing a starting problem.

3. Scrapeandcleantheundersideofthedeckwitha

suitabletool.Donotspraywithwater.

4. Putthemowerbackonits wheelsontheground.If

youhadputplasticunderthegascapearlier,make

sureto removeitnow.

Engine Care

1. Maintainoil levelasinstructedin enginemanual.

2. Serviceaircleanerevery25 hoursundernormal

conditions.Cleaneveryfewhoursunderextremely

dustyconditions.Refertoenginemanual.

3. Cleansparkplugand resetthegaponcea season.

Checkenginemanualforcorrectplugtype andgap

specifications.

4. Cleanengineregularlywitha clothorbrush.Keepthe

coolingsystem(blowerhousingarea)cleantopermit

properaircirculation.Removeall grass,dirt, and

combustibledebrisfrommufflerarea.

Replacing Rear Flap

1. Lift upreardoor.

2. Bend(bow)therearflapinwardon eachsideto

releasetabsfromtheholesin thehandlemounting

brackets,Figure5-2.

3. Replacewith newflapbybendingtherearflapand

slidingintoplace.

Figure5-3:Removebolt,bellsupport,blade,andadapterto

gainaccesstotheblade.

Figure5-4:Loosenthescrewthatholdsdeckbaffleontodeck.

Blade Care

_ ARNING:Whenremovingcutting

bladefor sharpeningor replacement,

protectyour handswith a pairof heavy

glovesor usea heavy ragto hold blade.

1. Disconnectsparkplugwirefromsparkplug.Turn

moweron itssidemakingsurethattheairfilterand

thecarburetorareup.

2. Removebolt,bladebellsupport,blade,andblade

adapterfromtheenginecrankshaft,Figure5-3.

NOTE:Whenremovingtheblade,bladeadapter,etc.,be

carefulnottoremoveorlosepartsaboveitassociated

withtheenginepulley.

3. Thebladecanbe sharpenedwitha fileor ona grind-

ingwheel.Donotattempttosharpenthebladewhile

itisstillon themower.Whensharpeningblade,follow

originalangleofgrind.Grindcuttingedgesequallyto

keepbladebalanced.

4. Removebladefromtheadapterfortestingbalance.

Balancethebladeona roundshaftscrewdriverto

check.Removemetalfromthe heavysideuntilit

balancesevenly.

l_lll=ll ARNING:An unbalancedblade

willcauseexcessivevibrationwhen

rotatingat high speeds,itmay cause

damageto mower,and couldbreak

causingpersonalinjury.

5. Lubricatetheenginecrankshaftandtheinnersurface

ofthebladeadapterwithlightoil.Slidetheblade

adapterontotheenginecrankshaft.Placetheblade

on theadaptersuchthat thesideoftheblademarked

"Bottom"(orwithpartnumber)facesthegroundwhen

themowerisin theoperatingposition.Makesurethat

bladeisalignedandseatedon bladeadapterflanges.

6. Placebladebellsupportontheblade.Alignnotches

on thebladebellsupportwithsmallholesinblade.

Replacehexboltandtightenhexbolttotorque:450

in.Ibs.rain.,600 in.Ibs.max.

Toensuresafeoperationof yourmower,periodically

checkthebladeboltforcorrecttorque.

Belt Care

1. Disconnectthesparkplugwireandgrounditagainst

theengine.

2. Drainthefueltankor placea pieceof plasticbeneath

thecaptopreventgasolineleakage.

3. Tipmoweronits side(air cleanersideofengineup).

4. Removeblade,adapter,andrelatedhardwareas

instructedunder"BladeCare"above.

Loosenself-tappingscrewthat securesdeckbaffleto

thedeck,Figure5-4.

"_., J

Figure5-5:Removebeltfromtransmissionandenginepulley.

Maintaining

ur LaWn

WARNING

When removing

the cuttingblade

for sharpening or

replacement or

when sliding the belt

around it, protect

your hands with a

pairof heavy gloves

or use a heavy rag to

hold the blade.

An unbalanced blade

will cause excessive

vibrationwhen rotat-

ing at high speeds, it

may cause damage

to mower, and could

break causing per-

sonal injury.

NOTE: Whenreplacing

thebelt,Checkthatthe

newly installedbeltis

Seated Correctlyandis

ridingsmoothlyonthe

enginepulley

,i! ii i i I

6. a. Workingfromtherearofthemower,carefully

removebeltfromtransmissionpulley.

b. Oncebeltisoff transmissionpulley,pushdownon

deckbaffletoaccessenginepulleyandslidebelt

offthis pulleyandoutfromunderthedeck,Figure

5.5.

7. Replacewith newbelt,workingitbetweenthedeck

andbaffle,firstaroundthetransmissionpulleyand

thentheenginepulley.

NOTE: Makecertainthatbeltis seatedcorrectlyand

thatitis ridingsmoothlyon theenginepulleyandisnot

pinchedbetweenthelowerand upperpulleyhalves.

10.

Tightenself-tappingscrewsecuringdeckbaffle

loosenedearlier.

Replaceblade,bladeadapter,andassociated

hardware.Followinstructionsin BladeCaresection

forproperassembly.

Tipmowerbackontoitswheelsand removepieceof

plasticfromundergascap(if applicable).

Off-Season Storage

Thefollowingstepsshouldbe takentoprepareyourlawn

mowerforstorage.

• Cleanandlubricatemowerthoroughlyasdescribedin

thelubricationinstructions.

• Wedo notrecommendtheuseofa pressurewasher

orgardenhoseto cleanyourunit.

• Refertoenginemanualforcorrectengine

storageinstructions.

• Coatmower'scuttingbladewithchassisgreaseto

preventrusting.

• Storemowerina dry,cleanarea.Donotstorenextto

corrosivematerials,suchasfertilizer.

Whenstoringanytypeof powerequipmentin a poorly

ventilatedor metalstorageshed,careshouldbetakento

rust-prooftheequipment.Usinga lightoil or silicone,coat

theequipment,especiallycablesandall movingpartsof

yourlawnmowerbeforestorage.

NOTES

aintaining

Mower

For repairs beyond

the minor adjustments

listedhere, contact

an authorized service

!iiii iLi i iiiii I

i_i i i ii i i i

Problem Cause Remedy

Enginefails to start I ii Biadecontroldisengaged. Engage bladecontro!.

sparkplugWiredisconnected: i 21 c0nnect wiretosPa[kpiugl

Engineruns erratic

1. Sparkplugwireloose.

2. Blockedfuel lineor stalefuel.

3. Ventingascap plugged.

4. Wateror dirt infuel system.

5. Dirtyair cleaner.

6. Carburetorout ofadjustment.

1. Connectandtightensparkplugwire.

2. Cleanfuelline;filltank withclean,

freshgasoline.

3. Clearvent.

4. Drainfueltank. Refillwithfreshfuel.

5. Refertoenginemanual.

6. Refertoenginemanual.

Engineoverheats 1. Engineoil levellow. 1. Fillcrankcasewith properoil

I 2. Airflow restricted. 2. Removeblowerhousing

I andclean.

I 3. Carburetornotadjustedpropery. 3. Referto engne manua.

I I

Occasionalskips 1. Sparkpluggap tooclose. 1. Adjust gapto .030".

(hesitates)at 2. Carburetoridlemixtureadjustment 2. Referto enginemanual.

highspeed improperlyset.

Idlesnoorlv 1 Sparkplugfouled,faultyor gap I 1. Resetgapto .030"or replace

r i I too wide. sparkplug.

I 2. Carburetorimproperlyadjusted. 2 Referto enginemanual.

3. Drtyarceaner, . 3. Refertoengnemanua.

Excessive 1. Cuttingbladelooseor unbalanced. 1. Tightenbladeandadapter.Balance

Vibration blade.

2. Bentcuttingblade. 2. Seeanauthorizedservicedealer.

Mowerwill not I 1. Wetgrass. 1. Donot mowwhengrassiswet;wait

much _rass' f i , untillatertocut,

E uy _d,t I 2. Excessivelyhighgrass. I 2. Mowonceatahigh cuttingheight

q PP ) I then mowagainatdesiredheightor

I I makeanarrowercuttingpath,

I 3. Dub ado. 3. Sharpenor replaceblade.

Unevencut 1. Wheelsnotpositionedcorrectly. 1. Placeallfour wheelsin same

heightposition.

2. Dullblade. 2. Sharpenor replaceblade.

Mowerwill not I 1. Beltnotinstalledproperly. I 1. Checkbeltfor properpuleyinstallation

seIfpropeI ' andmovement.

I 2. Debrsclogg ngdriveoperation. 2, Stopengine,disconnectsparkplug

I wireand cleanoutdebris.

. 3. Damagedorworn belt. . 3. Inspectandreplacebelt.

Safety Labels Found On Your Lawn Mower

Safety

WARNING

DO NOT remove safety

(or any)labels from

mowerfor any reason,

f-\

shown

reference

shown for

reference

1 754-04093 V-Belt

2 732-04338 SpringLever

3 720-0230 FoamGrip

4 717-04184A SpurGear,14T- LH

5 710-0599 TT Screw,1/4-20x0.50

6 750-04305A Spacer

7 749-04267 CrossBracket

8 687-02204 FrontBracketAssembly

9 731-05470 ClipSpacer

10 741-04136B SplitHexFlangeBearing

11 734-04087 FrontWheel

12 712-04065 FlangeLockNut,3/8-16

13 634-04213 RearWheel

14 710-04531 Screw,1/4-20x.39

15 717-04192A SpurGear,14T- RH

16 736-3084 FiatWasher

17 782-7551A WheelDustCover

18 748-04073C TransmissionBearingSupport

19 750-04317 ClipSpacer

20 716-0198 RetainingRing.875

21 687-02199 RearBracketAssembly

22 732-0320 ExtensionSpring

23 756-04151A Pulley,3.36OD

24 736-0105 BellWasher,.375x .870x .063

25 712-0411 HexLockNut,5/16-24

26 687-02205 HandleBracketAssemblyLH

27 715-0221 DowelPin

28 618-04378 TransmissionAssembly

29 687-02206 HandleBracketAssemblyRH

Parts List

To order replacement

parts, contact

1-800-800-7310 or visit

www.yardman.com

• \

1tt

1 746-04265A DriveCable

2 735-04059 RubberGrommet

3 710-1667A Screw,#10-16x .750

4 747-1161A BladeControl

5 731-05390 LowerControlCover

6 731-05388 DriveControlLever

7 731-05389 UpperControlCover

8 731-1059 MountingCap

9 746-04213 ControlCable

10 749-04037 LowerHandle

11 725-0157 CableTie

12 732-04265 TorsionSpring,LH

13 710-0599 TT Screw,1/4-20x .500

14 787-01343 21-inchDeck

15 710-0654A TTScrew,3/8-16x 1.00

16 787-01346 DeckBaffle

17 756-04157B UpperEnginePulley

18 756-04156B LowerEnginePulley

19 736-0514 FlatWasher,.885x 1.850x .060

20 748-0376C BladeAdapter

21 710-1044 Screw,3/8-24x 1.50

22 736-0524B BladeBellSupport

23 742-0741 21" MulchingBlade

24 736-0513 SpringWasher,.890x 1.70x .048

25 750-1071 SleeveSpacer

26 710-0653 TT Screw,1/4-20x .375

27 731-05463 DeckBaffle

28 710-0260A CarriageBolt,5/16-18x.62

29 712-04063 FlangeLockNut,5/16-18

30 731-05462 Trailshield

31 731-05157 MulchPlug

32 731-05017A RearDoor

33 710-1241 Screw,1/4-15x 1.00

34 720-04072 StarKnob

35 732-04264 TorsionSpring,RH

36 711-04374 DoorPivotRod

37 647-04051 GrassCatcherFrame

38 664-04047 GrassCatcher

39 710-1174 CarriageBolt,5/16-18x2.00

40 720-0279 WingNut

41 710-1205 EyeBolt

42 749-04206 UpperHandle

Toorder replacement

parts, contact

1-800-800-7310

or visit

www.yardman.com

IMPORTANT

Fora properworking

machine,use Factory

Approved Parts.

V-BELTS arespecially

designedto engage

and disengagesafely.

A substitute (nonOEM)

V-Beltcan bedanger-

ous bynot disengaging

completely.

MANUFACTURER'S LiMiTED WARRANTY FOR

ThelimitedwarrantysetforthbelowisgivenbyMTDLLCwithrespectto

newmerchandisepurchasedandusedin theUnitedStates,itsposses-

sionsandterritories.

"MTD"warrantsthisproductagainstdefectsin materialandworkmanship

fora periodoftwo(2) yearscommencingonthedateoforiginalpurchase

andwill,atits option,repairor replace,freeofcharge,anypartfoundto

bedefectiveinmaterialsor workmanship.Thislimitedwarrantyshallonly

applyifthis producthasbeenoperatedandmaintainedinaccordance

withtheOperator'sManualfurnishedwiththeproduct,andhasnotbeen

subjectto misuse,abuse,commercialuse,neglect,accident,improper

maintenance,alteration,vandalism,theft,fire,water,ordamagebecause

ofotherperilor naturaldisaster.Damageresultingfromtheinstallationor

useofanypart,accessoryorattachmentnotapprovedbyMTDforuse

withtheproduct(s)coveredbythis manualwillvoidyourwarrantyasto

anyresultingdamage.

Normalwearpartsarewarrantedto befreefromdefectsinmaterialand

workmanshipfora periodofthirty(30)daysfromthedateof purchase.

Normalwearpartsinclude,butare notlimitedto itemssuchas: batteries,

belts,blades,bladeadapters,grassbags,riderdeckwheels,seats,snow

throwerskidshoes,shaveplates,augerspiralrubberandtires.

HOWTOOBTAINSERVICE:Warrantyserviceisavailable,WITH

PROOFOFPURCHASE,throughyourlocalauthorizedservicedealer.To

locatethedealerin yourarea,checkyourYellowPages,orcontactMTD

LLCatRO.Box361131,Cleveland,Ohio44136-0019,or call1-800-800-

7310or logon toourWebsiteatwww.mtdproducts.com.

Thislimitedwarrantydoesnot providecoverageinthefollowingcases:

a. Theengineorcomponentpartsthereof.Theseitemsmay

carrya separatemanufacturer'swarranty.Refertoapplicable

manufacturer'swarrantyfortermsandconditions.

b. Logsplitterpumps,valves,andcylindershavea separateone

yearwarranty.

c. Routinemaintenanceitemssuchaslubricants,filters,blade

sharpening,tune-ups,brakeadjustments,clutch adjustments,

deckadjustments,andnormaldeteriorationoftheexteriorfinish

duetouseorexposure.

d. Servicecompletedbysomeoneotherthananauthorizedservice

dealer.

MTDdoesnotextendanywarrantyforproductssoldor

exportedoutsideoftheUnitedStates,its possessionsand

territories,exceptthosesoldthroughMTD'sauthorized

channelsofexportdistribution.

ReplacementpartsthatarenotgenuineMTDparts.

Transportationchargesand servicecalls.

No impliedwarranty, includinganyimpliedwarranty of merchant-

ability of fitness for a particularpurpose,applies after the applicable

periodof expresswritten warranty aboveas to the partsas identi-

fied. Noother expresswarranty, whetherwritten or oral, exceptas

mentionedabove,given by anypersonor entity,includinga dealer

or retailer,with respect to anyproduct,shallbind MTD.Duringthe

periodof the warranty, the exclusiveremedyisrepairor replacement

of the productas setforth above.

Theprovisionsas setforth inthis warrantyprovidethe soleand

exclusiveremedyarising from the sale.MTDshallnot be liable

for incidentalorconsequentialloss or damageincluding,without

limitation, expensesincurredfor substituteor replacement lawncare

servicesor for rentalexpensesto temporarily replacea warranted

product.

Somestatesdo notallowtheexclusionor limitationofincidentalor

consequentialdamages,or limitationson howlonganimpliedwarranty

lasts,sotheaboveexclusionsor limitationsmaynotapplytoyou.

Innoeventshallrecoveryofanykindbegreaterthantheamountofthe

purchasepriceoftheproductsold.Alterationof safety features of the

productshallvoid this warranty. Youassumetheriskandliabilityfor

loss,damage,or injurytoyouandyourpropertyand/ortoothersandtheir

propertyarisingoutofthemisuseor inabilitytousetheproduct.

Thislimitedwarrantyshallnotextendto anyoneotherthantheoriginal

purchaseror tothepersonforwhomitwaspurchasedasa gift.

HOWSTATELAWRELATESTOTHISWARRANTY: Thislimitedwar-

rantygivesyouspecificlegalrights,andyoumayalsohaveotherrights

whichvaryfromstatetostate.

IMPORTANT:OwnermustpresentOriginalProofofPurchasetoobtain

warrantycoverage.

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

Yard-Man 12AV829C755 Owner's manual

Brand: Yard-Man

Model: 12AV829C755

Category: Lawnmowers

Type: Owner's manual

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Yard-Man 12AV829C755 Owner's manual

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