Yard-Man 420 Operator's Manual

Safety Assembly Operation Tips & Techniques Maintenance Troubleshooting Parts Lists Warranty
A O A AL
21" Rotary Mower- Model Series 420
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.
PRINTEDIN U.S.A.
MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019
iMPORTANT
FORMNO.769-01609A
4/2005
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
Finding and Recording Model Number
BEFOREYOUSTARTASSEMBLING YOURNEW EQUIPMENT,
please locatethe modelplate onthe equipmentand copythe informationtothe sample modelplate providedtothe right. Youcan locatethe model plate by standing at the operating
position and lookingdown atthe rear of the deck. This informationwill be necessaryto usethe manufacturer'sweb site and/or obtain assistancefrom theCustomerSupport
Departmentor an authorizedservice dealer.
Maintaining Your Lawn Mower ......................... 10
Trouble Shooting .............................................. 12
Safety Labels .................................................... 13
Parts List ........................................................... 14
Model Number
YaRD-MaN)//"
www.yardman.com 330-220-4683
Serial Number
P. O. BOX ;361131 CLEVELAND,OH44136
800-800-731 0
Customer Support
Please do IVOTreturn the unit to the retailer from which it was
purchased, without first contacting Customer Support.
Ifyou have difficulty assemblingthis product or have any
questions regardingthecontrols, operationor maintenanceof this unit, youcan seek help from the experts.Choosefrom the options below:
1. Visit yardman.com for many usefulsuggestions.Click on CustomerSupport buttonandyou will get the four options reproducedin this sampleto the right. Click on the appropriate buttonand helpis immediatelyavailable.
2. Phonea Customer Support Representative at 1(800)800-7310.
3. The engine manufacturer isresponsibleforall engine-
relatedissueswith regardsto performance, power-rating, specifications,warranty and service. Pleasereferto the engine manufacturer'sOwner's/Operator's Manual,packed separatelywithyour unit, for more information.
Click here to search our knowledge base. Search by product, keyword, or phrase.
Login to check the status of your questions, modify your inquiries, or update your personal profile.
Need local assistance? Click here to find authorized
service centers in your area.
Need a manual and/or parts list? Download
literature from recent model years.
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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.
4
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. Neverfill containers insideavehicleoron a truckortrailer bedwitha plasticliner.Alwaysplacecontainersonthe
groundawayfromyourvehicle beforefilling.
5. Removegas-poweredequipmentfromthe truck ortrailer
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.
5
MOTElThisOperatoris
Manualcoversseveral
modelslLawnMower
featuiesvaryby
model:Notallfeatures
discussedinthis manualareapplicable
to allLawnMower
NOTE:Standbehind
themowerasifyou
weregoingtooperate
it.YOLJrrighthand correspondstotheright
sideofthemoweryour
efthandCorresponds
totheleftsideofthe
mower:
Step 1
f
._ardware Pack
_ Wing Nuts (2) Carriage Bolts (2)
Step 2
1. Removeanypackingmaterialwhichmaybebetween upperandlowerhandles.
a. Pullupand backon upperhandleasshownin
Step1.Makecertainthe lowerhandleis seated securelyintothehandlemountingbrackets.
b. Tightenhandknobssecuringupperhandleto
lowerhandle.Makesurethateachcarriageboltis seatedproperlyinthehandle.
2. Locatehairpinclip inone holeon theweldpinon each sideof lowerhandle.
a. Removehairpinclipfromthis hole.Usingapairof
pliers,inserthairpinclipintotheotherholeon the weldpin. Repeaton otherside.
b. Insertacarriageboltfromthehardwarepackinto
theupperholeonthehandlemountingbracket. Securewithone plasticwingnut,alsoincluded inthehardwarepack.Repeatonothersidewith remainingitemsfromhardwarepack.
,
Theropeguideisattachedtotherightsideofthe upperhandle.Loosenthewingnutwhichsecuresthe ropeguide.
a. Holdbladecontrolhandleagainstupperhandle. b. Pullstarterropeoutofthe engine.Releaseblade
controlhandle.
c. Slipstarterropeinto ropeguide.Tightenwingnut.
4. Insertpostoncabletiesintoholes providedon the lowerhandle.Pullcabletietightandtrimexcess.
NOTEIYourmower
is shippedWiththe
handleinthehigher heightposition,
NOTE:Eachendof
the lowerhandlemust
beplacedintheSame
relativepositionI
IMPORTANT
This unt sshipped
Withoutgasolineor
oilin theenginelFill
upgasolinea.ndoil as instructedinthe
accompanyingengine
Step 3 Step 4
6
5. An adjustingplateandthumbleverateachwheel positionprovidescuttingheightadjustment.
a. Depresslevertowardswheel. b. Moveittoanyof theninepositionsfordesired
cuttingheight.SeeStep5.
c. Releaselevertowardsmowerdeck.
6. Followstepsbelowto assemblethegrasscatcher: a. Placebagoverframesothat itsblackplasticside
is at thebottom.
b. Slip plasticchannelof grassbagoverhooksonthe
frame.SeeStep6.All theplasticchannelsexcept centertopof bagattachfromoutsideofbag.
c. Attachcentertopofbagfrominsideof bag.
7. Followstepsbelowto attachgrasscatcher: a. Liftreardischargedoor.
b. Placegrasscatcheron thepivotrod.Letgo
ofdischargedoorsothatit restson thegrass catcher.SeeStep7.
Toremovegrasscatcherorconverttoa mulcher,lift rear dischargedooron themowerasshowninStep8. Lift grasscatcherupandoutof thepivotrod.Releaserear dischargedoortoallowittocloserearopeningof mower.
_IL ARNING: Never operate mower
unless the hooks on the grass
catcherare firmly seated inthe slotson the handle bracket as-
semblies, and the rear discharge door rests firmly against top of
the grass catcher.
Step 5
uStment
CUTTING HEIGHT
Step5
All wheelsmust be placedin the same relative positionl
GRASSCATCHER
Stepe
Makecertain bagis turned right side out before assembling
(warninglabel Willbe
onthe outside):
Step 6
\
..... J
Step 7
.,)
WARNING
Never operate mower
unlessthe hooks on
the grasscatcher are
firmly seated in the
slots on the handle
bracket assemblies,
and the rear dis-
charge door rests
firmly against top of
the grasscatcher.
7
WARNING
The blade control mechanism is a
safety device. Never attempt to bypass its
operations.
Recoil
Starter
Ro
Grass Catcher
/
Know Your Lawn Mower
BladeControl
--, Upper Handle
Lower Handle
Oil Fill
Cutting Height Adjustment Lever
(for each wheel)
I Use extreme care
when handling gasoline.Gasoline is
extremely flammable and the vapors are
explosive. Never fuel the machine indoors
or while the engine
is hot or running. Extinguish cigarettes,
cigars, pipes and other sources of
ignition.
Keep hands and feet
away from the chute area on cutting deck.
Referto warning label onthe unit.
Gasoline Fill
Now that you have set up your lawn mower for op- eration, get aquainted with its controls and features.
These are described below and illustrated on this page. 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 of the mower. Depress and squeeze it against the upper handle to operate the unit. Release it to stop
engine and blade.
__1 WARNING:Thisblade controlmecha-
Cutting Height Adjustment Levers
One adjustment lever is located on each wheel and is used to adjust the cutting height. All four levers have to be at the same relative position to ensure a
uniform cut.
nism isa safety device. Neverattempt to bypass itsoperations.
Figure 1
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-Up
1. Check oil level and add oil if necessary. Follow engine manual for this. See Figure 1 above for location of the
oil fill.
2. Servicethe enginewithgasolineasinstructedinthe enginemanual. SeeFigure1abovefor locationof gasfill.
__k ARNING:Useextremecarewhenhan-
dling gasoline.Gasolineis extremely flammableand the vapors areexplosive.
Neverfuel the machine indoorsor while the engine is hot or running. Extinguish
cigarettes, cigars, pipesandother sources of ignition.
8
WARNING:The operationof any lawn mowercan result inforeign objects being thrownintothe eyes,whichcan
damageyoureyesseverely.Always
wearsafetyglasseswhileoperating
the mower,or whileperforming any adjustmentsor repairson it.
Starting Engine
WARNING:Besureno one otherthan theoperatorisstandingnearthe lawn
mowerwhilestartingengine or operat- ingmower. Neverrun engine indoors or in enclosed, poorly ventilated areas. Engine exhaustcontains carbon monox-
ide,an odorless and deadly gas. Keep hands,feet,hair andloose clothing
awayfromany moving partson engine and lawnmower.
1. Placethefuel valveleverfoundontheleft sideof the engineintotheOPENposition.SeeFigure2 inset.
2. Movethechokeleverall thewaybackwardintothe chokeposition.Oncetheengineiswarm,theleverwill automaticallyrevertto the RUNposition.Refertothe enginemanualforfurtherdetails.
3. Standingbehindthe mower,squeezethebladecontrol againstupperhandle.SeeFigure2.
4. Holdingthesetwo handlestogetherfirmly,grasp recoil starterhandleand pullropeoutwitha rapid,continu- ous,fullarmstroke.SeeFigure2.Keepinga firm grip onthestarterhandle,letthe roperewindslowly.
Repeatuntilenginecranks.Letthe roperewindeach
timeslowly.
_kk ARNING:Waitfor the bladeto stop
completely beforedoing any work on the mower or to removethegrass
catcher.
Stopping Engine
1. Releasebladecontrolto stoptheengineand blade.
2. Disconnectsparkplugwirefromsparkplugand groundagainsttheengine.
UsingYour Lawn Mower
_kl= WARNING:Neveroperateyour mower
Besurelawnisclearof stones,sticks,wire,or other objectswhichcoulddamagelawnmowerorengine. Suchobjectscouldbe accidentlythrownbythemower in anydirectionandcauseseriouspersonalinjurytothe operatorandothers.
without eitherthe rear door or the entire
grass catcher assembly firmly secured.
Figure 2
_klL ARNING:Ifyou strikeaforeign
1. Forbest results,do notcut wetgrass.
2. Fora healthierlawn,nevercut offmorethanone- thirdof thetotallengthofthegrass.
object, stopthe engine.Remove wire from the spark plug,thoroughly
inspectmowerfor anydamage,and repairdamagebeforerestarting and
operating. Extensive vibration of mower during operation is an indica- tion of damage.The unit should be promptlyinspectedand repaired.
Using as Mulcher
Formulchinggrass,removethegrasscatcherfromthe mower.The reardischargedoorshouldbeclosed.
1. Foreffectivemulching,do notcut wetgrass.
2. Newor thick grassmayrequirea narrowercut. Adjustgroundspeedaccordingtoconditionoflawn.
3. If thegrasshasbeenallowedto growinexcessof 4 inches,mulchingisnotrecommended.Usethe grasscatcherto bagclippingsinstead.
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.
Mower
WARNING
The operation of any
lawn mower can result inforeign objects
being thrown into
the eyes, which can damage your eyes
severely. Always wear safety glasseswhile
operating the mower, or while performing any adjustments or
repairs on it.
Be sureno one other
than the operator is
standing near the lawn mower while starting
engine or operating
mower. Never run
engine indoorsor
n enclosed, poorly
ventilated areas. En-
gineexhaust contains
carbon monoxide, an odorless and deadly gas. Keep hands,feet,
hair and loose clothing
away from any moving
partson engine and lawn mower.
9
Maintaining
Lubricatethese
_ointsbefore
reassembly.
Deck Care
Clean underside of the mower deck after each use to prevent build-up of grass clippings or other debris.
Follow steps below for this job.
1. Disconnectsparkplugwire.Draingasolinefromlawn mower,or placeapieceof plasticunderthegascap.
2. Tip mowersothat itrestsonthe housing.Keepthe sidewiththeaircleanerfacingup.Holdmowerfirmly.
WARNING
Alwaysstopengine, disconnectspark
plug,andground againstenginebefore cleaning,lubricating
ordoinganykindof
maintenanceonyour machine.
I Never tip the mower
more than 90 degrees
in any directions and do not leavethe
mower tipped for any
i length oftime. Oil can
drain into the upper part of the engine
causing a starting
i problem.
Figure 3
General Recommendations
1. Alwaysobservesafetyruleswhen performing anymaintenance.
2. Thewarrantyonthislawnmowerdoesnotcover itemsthathavebeensubjectedtooperatorabuse ornegligence.Toreceivefullvaluefromwarranty, operatormustmaintainthelawn moweras
instructedhere.
3. Changingofengine-governedspeedwill void enginewarranty.
4. Alladjustmentsshouldbecheckedat leastonce eachseason.
5. Periodicallycheckallfastenersand makesurethese aretight.
,_ WARNING: Alwaysstop engine,
disconnect spark plug, and groundagainst engine before
cleaning, lubricating or doing
any kind of maintenanceon your machine.
Lubrication
1. Lubricatepivotpointson thebladecontrolhandleat leastoncea seasonwith lightoil.Thebladecontrol mustoperatefreelyinbothdirections.SeeFigure3.
2. Lubricatethewheelsatleastonceaseasonwith lightoil (ormotoroil). If wheelsareremovedforany
reason,lubricatesurfaceof thepivotarmandinner surfaceof thewheelwithlightoil.SeeFigure3.
3. Lubricatethetorsionspringandpivotpointonthe reardischargedoorperiodicallywithlightoil to preventrust.SeeFigure3.
4. Followtheaccompanyingenginemanualforlubrica- tionscheduleandinstructionforenginelubrication.
,__, WARNING: Never tip the mower
more than 90 degrees inany
-- directions and do not leavethe mower tipped for any length of
time. Oil can drain intothe upper part of the engine causing a
starting problem.
3. Scrapeandcleantheundersideofthedeckwitha
suitabletool.Donotspraywithwater.
4. Putthemowerbackonitswheelsonthe ground.If
youhad putplasticunderthegascapearlier,make sureto removeitnow.
NOTE: Wedo notrecommend the
useofpressure washersor garden hose to clean your unit.Thesemay cause damage to electriccompo- nents, spindles,pulleys, bearings, or the engine. Theuse of water will
result in shortened fifeand reduce serviceability.
Engine Care
A listofkeyenginemaintenancejobs requiredforgood 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.
10
Blade Care " "
_ ARNING: When removing the
cutting blade for sharpeningor replacement, protect your hands
with a pair of heavy gloves or use
a heavy rag to hold the blade.
Periodicallyinspectthebladeadapterforcracks, especiallyif youstrikeaforeignobject.Replacewhen necessary.Followthe stepsbelowforbladeservice.
1. Disconnectsparkplugwirefromsparkplug.Turn moweron itssidemakingsurethattheairfilterand thecarburetorareup.
2. Removetheboltandthe bladebellsupportwhich holdthebladeand thebladeadaptertotheengine crankshaft.See Figure4.
3. Removebladeandadapterfromthecrankshaft.
4. The bladecanbe sharpenedwithafileor on a grind-
ingwheel.Do notattemptto sharpenthebladewhileit isstillonthemower.
5. Whensharpeningthe blade,followthe originalangle ofgrind.Grindeachcuttingedgeequallyto keepthe
bladebalanced.
.
Removebladefromtheadapterfortestingbalance.
7.
Balancethebladeona roundshaftscrewdriverto
check.Removemetalfromtheheavysideuntilit balancesevenly.
,__ WARNING: An unbalanced blade
will cause excessive vibration
when rotating at high speeds, it
may cause damage to mower, and could break causing personal
injury.
8. Lubricatetheenginecrankshaftandthe innersurface ofthebladeadapterwithlightoil. Slidetheblade adapterontotheenginecrankshaft.
9. Placethebladeon theadaptersuchthattheside oftheblademarked"Bottom"(orwithpartnumber) facesthe groundwhenthe mowerisintheoperating position.Makesurethatthebladeisalignedand seatedon thebladeadapterflanges.
10.Placebladebellsupportonthe blade.Alignnotches on thebladebell supportwith smallholesinblade.
11.Replacehex boltandtightenhexboltto torque:450 in.Ibs. rain.,600 in.Ibs.max.
Toensuresafeoperationofyourmower,periodically checkthe bladeboltforcorrecttorque.
J
Figure 4
Figure 5
Replacing Rear Flap
1. To removerearflap,cutofftheflatendofthewire rodwhichsecuresitto thedeck.SeeFigure5.
2. Attachthenewflapand newrodto deck,bending theendsofthenewrodoverto secureto deck.
Off-Season Storage
Thefollowingstepsshouldbetakento prepareyour lawnmowerfor storage.
1. Cleanandlubricatemowerthoroughlyasdescribed inthe lubricationinstructions.
2. Wedo notrecommendthe useof apressurewasher orgardenhosetocleanyourunit.
3. Referto enginemanualforcorrectengine storageinstructions.
4. Coatmower'scuttingbladewithchassisgreaseto preventrusting.
5. Storemowerinadry,cleanarea.Donotstorenext tocorrosivematerials,suchas fertilizer.
Whenstoringanytypeof powerequipmentina poorly ventilatedor metalstorageshed,careshouldbetaken torust-prooftheequipment.Usingalightoil or silicone, coattheequipment,especiallycablesandall moving partsofyourlawnmowerbeforestorage.
Maintaining
Yo ur LaWn
ower
WARNING
When removing the cutting blade
for sharpening or replacement, protect
your handswith a
pair of heavy gloves or use a heavy ragto
holdthe blade.
An unbalanced blade will causeexcessive
vibration when rotat-
ing at high speeds, it
may cause damage to mower, and could
break causing per-
sonal injury.
11
Problem Cause Remedy
Forrepairs beyond the minor adjustments listed here, contact
an authorized service
dealer.
En n f ils to start Bladecontrolhandledisengaged
g ea , ....
I 1: Engagebladecontrolhandle.
2. Sparkplugwiredisconnected. 21 connectwireto sparkplug, &Fuel tankemptyorstalefuel. & Fill tankwith€ieanlfreshgasolinei
41 Enginenot prirned. & Primeengineasinstructedin
OPerating ouiLawnMowei
Fut sark u 5 C ean adjustgap or repace
a y p p!g,
6. Blockedfueliinel 6, Cleanfuelline;
7 Engine flooded 7. Waitafew minutestorestart,but
do notprime.
Engineruns erratic
1. Sparkplugwireloose.
2. Blockedfuellineorstalefuel.
3. Ventingascapplugged.
4. Waterordirt infuelsystem.
5. Dirty aircleaner.
6. Carburetorout ofadjustment.
Engne overheats 1 Engneoillevellow. 1. FIIcrankcasewithproperoil.
2. Airflow restricted• I 2. Removeblowerhousing
! I, andclean•
i
I 3. Carburetornotadjustedproperly• 3. Referto enginemanual.
1. Connectandtightenspark plugwire.
2. Cleanfuelline;filltankwithclean, freshgasoline.
3. Clearvent.
4. Drainfueltank.Refillwith freshfuel.
5. Referto enginemanual.
6. Referto enginemanual.
Occasionalskips 1. Sparkpluggaptooclose. 1. Adjustgap to .030".
(hesitates)at 2. Carburetoridlemixtureadjustment 2. Refertoenginemanual.
highspeed improperlyset.
Idlespoorly 1. Sparkplugfouled,faultyorgap 1. Resetgapto .030"or replace
toowide. sparkplug
2 Carburetorimproperlyadjusted. 2. Referto enginemanual•
. 3 Dirtyaircleaner. . 3 Referto enginemanual.
Excessive 1. Cuttingbladelooseor unbalanced. 1. Tightenbladeandadapter.
Vibration Balanceblade.
2. Bentcuttingblade. 2. Seean authorizedservicedealer.
Mowerwillnot 1. Wetgrass. 1. Do notmowwhengrassiswet
mulch grass wait untilatertocut.
2 Excessivel' highgrass I 2. Mowonceata highcuttingheight,
Y " thenmowagainatdesiredheight
I I or makea narrowercuttingpath.
3 Dullblade
I " ' I 3. Sharpenorreplaceblade•
Unevencut 1. Wheelsnotpositionedcorrectly. 1. Placeallfourwheelsinsame
heightposition.
2. Dull blade. 2. Sharpenor replaceblade.
12
ii i _iI_ii
13
14
1 747-1161A Blade Control Handle 2 749-1092A Upper Handle
3 747-04080 Grass Catcher Frame 4 749-0928A Lower Handle 5 720-0279 Wing Nut 6 710-1205 Rope Guide
7 710-1174 Carriage Bolt ,5/16-18x 2 8 664-04027 Grass Bag Assembly
9 720-0284 Hand Knob 10 736-0451 Saddle Washer
11 726-0240 Cable Tie 12 710-0703 Carriage Bolt,I/4-20
13 731-04134A Rear Discharge Door 14 750-04162 Spacer
15 732-04089A Torsion Spring- LH 16 732-04090A Torsion Spring- RH
17 731-04150 Rear Baffle 18 731-1426A Hubcap
19 787-01208 Deck- 21" 20 710-0286 AB Screw, 10-16x .500"
21 782-5002B Front Baffle 22 748-0377C Blade Adapter
23 742-0741 Mulching Blade 24 710-1257 Hex Bolt, 3/8-24 x 1.5
25 687-02077 Pivot Arm Assembly RH (8" wheel)
687-02076 Pivot Arm Assembly LH (8" wheel)
26 736-0524B Blade Bell Support
27 15261C FrontAdjustmentPlate 28 720-0426 AdjustmentLeverKnob
29 732-0404 SpringLeverAssembly 30 738-0507B ShoulderScrew
31 734-2004A FrontWheel8x2.125ZagBBBlack 32 710-04371 Screw,1/4-15x 1.250 33 746-1130 ControlCable-40"
34 712-04064 FlangeLockNut,1/4-20 35 731-04998 Trailshield
36 732-0700 TrailshieldWire 37 712-0397 WingNut,1/4-20
38 747-04035 RearDoorPivotRod 39 732-04175 SpringLever
40 687-02071 PivotArmAssembly- RH
687-02070 PivotArmAssembly- LH
41 710-1652 ABScrew 42 712-0431 FlangeLockNut,3/8-16
43 714-0104 HairpinClip 44 710-0654A TTSeresScrew,3/8-16x 1.0
45 687-02074 Ht.Adj.Assy.Front- RH(8"Wheel)
687-02075 Ht.Adj.Assy.Front- LH(8"Wheel)
46 687-02069 RearHandleBracketAssy.-LH
687-02068 RearHandleBracketAssy.-RH
47 738-04136 ShoulderScrew 49 736-0504 WaveWasher.510X .750X.017
To order replacement
partsl contact
1,800,800=7310
wwwlyardman:com
15
MANUFACTURER'S LiMiTED WARRANTY FOR
YaRD-MaN,
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.
HOWTOOBTAINSERVICE: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. Theengineorcomponentpartsthereof.Theseitemsmay
carryaseparatemanufacturer'swarranty.Refertoapplicable manufacturer'swarrantyfortermsandconditions.
b. Logsplitterpumps,valves,andcylindershavea separateone
yearwarranty.
c. Routinemaintenanceitemssuchas lubricants,filters,blade
sharpening,tune-ups,brakeadjustments,clutch adjustments, deckadjustments,andnormaldeteriorationoftheexteriorfinish duetouseorexposure.
d. Servicecompletedbysomeoneotherthananauthorizedservice
dealer.
e.
f.
g. 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,given byany personor entity,includinga dealer or retailer,with respect to anyproduct,shallbindMTD.Duringthe periodof the warranty, the exclusiveremedyisrepairor replacement of the productas setforth above.
Theprovisionsas setforth inthis warrantyprovidethe soleand exclusiveremedyarising from the sale.MTDshallnot beliable
for incidentalorconsequentialloss or damageincluding,without limitation, expensesincurredfor substituteorreplacement lawncare
servicesor for rentalexpensesto temporarily replacea warranted 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 inabilityto usetheproduct.
Thislimitedwarrantyshallnotextendto anyoneotherthantheoriginal purchaseror tothepersonforwhomitwaspurchasedasa gift.
HOWSTATELAWRELATESTOTHISWARRANTY: Thislimitedwar-
rantygivesyouspecificlegalrights,andyou mayalsohaveotherrights whichvaryfromstatetostate.
IMPORTANT:OwnermustpresentOriginalProofofPurchasetoobtain warrantycoverage.
MTDdoesnotextendanywarrantyforproductssoldor exportedoutsideoftheUnitedStates,itspossessionsand territories,exceptthosesoldthroughMTD'sauthorized channelsofexportdistribution.
ReplacementpartsthatarenotgenuineMTDparts. Transportationchargesand servicecalls.
MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136=0019; Phone: 1=800=800=7310
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