Download MTD Series 410 thru 420 Operator`s manual

Safety • Assembly • Operation • Tips & Techniques • Maintenance • Troubleshooting • Parts Lists • Warranty
A
O
21" Rotary Mower-
A
AL
Model Series 410 thru 420
iMPORTANT
READ SAFETY
RULES AND iNSTRUCTiONS
CAREFULLY
BEFORE
OPERATION
Warning: This unit is equippedwithan internalcombustionengineand shouldnot be usedon or nearany unimprovedforest-covered,brushcoveredor grass-coveredland unlesstheengine'sexhaustsystemis equippedwith a sparkarrestermeetingapplicablelocalor statelaws(if any).
If a sparkarresteris used,it shouldbe maintainedin effectiveworkingorder by the operator.In theState of Californiathe aboveis requiredbylaw
(Section4442 of the CaliforniaPublicResourcesCode). Otherstatesmay havesimilarlaws.Federallaws applyon federallands.A sparkarrester
for the muffleris availablethroughyour nearestengineauthorizedservicedealeror contactthe servicedepartment,RO. Box361131Cleveland,
Ohio 44136-0019.
PRINTEDIN U.S.A.
MTD LLC, P.O. BOX 361131 CLEVELAND,
OHIO 44136-0019
FORMNO.769-02336A
9/25/2006
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 Contents
Slope Gauge ........................................................
Safe Operation Practices ...................................
Setup and Adjustment .......................................
Operating Your Lawn Mower ..............................
Maintaining Your Lawn Mower .........................
3
4
6
8
10
Troubleshooting ................................................
Safety Labels ....................................................
Parts List ...........................................................
Warranty .............................................
12
13
14
Back Cover
MTDLLCreservesthe rightto changeproductspecifications,designs,and equipmentwithoutnoticeand withoutincurring
obligation.
Finding and Recording Model Number
BEFOREYOU BEGINTO ASSEMBLEYOUR NEW
f
EQUIPMENT,pleaselocate the model plateon the
equipmentand copy the information
to the sample
model plateprovidedto the right. You can locate the
model plate by standing at the operatingposition and
lookingdown at the rear of the deck. This information
will be necessaryto use the manufacturer'sweb
site, to obtain assistancefrom the CustomerSupport Department,or when contactingan authorized
service dealer.
Model Number
Serial Number
MTD LLC
P.O. BOX
CLEVELAND,
330-220-4683
, www.mtdproducts.com
361131
OH 44136
800-800-731
Customer Support
Please do NOTreturn
purchased,
without
the unit to the retailer from
first
contacting
Customer
which it was
Support.
If you havedifficulty assemblingthis productor have any questionsregardingthe controls,operation,or
maintenanceof this unit, you can seek help from the experts. Choosefrom the options below:
= Visit www.mtdproducts.com
• Call a CustomerSupport Representativeat 1-800-800-7310.
• The engine manufacturer is responsiblefor all engine-relatedissueswith regardsto performance,powerrating,specifications,warrantyand service. Please refer to the enginemanufacturer'sOwner's/Operator's
Manual,packedseparatelywith your unit, for more information.
2
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WARNING: Engine Exhaust, some of its constituents, and certain vehicle components contain or emit chemicals known to State of Californiato cause cancer and
birth defects or other reproductiveharm.
DANGER: This machine was built to be operated according to the rules for safe operation in this
manual. As with any type of powerequipment, carelessness or error on the part of the operator
can result in serious injury. This machine is capable of amputating hands and feet and throwing
objects. Failure to observe the following safety instructions could result in serious injury or death.
Children
WARNING
This symbol points
out importantsafety
instructionswhich, if
not followed,could
endangerthe personal
i safety and/or property
I ofyourselfand others.
Read and follow all
instructionsin this
manual beforeattemptingto operate
i this machine. Failure
I to complywith these
instructionsmay result
i in personalinjury.When
you see this symbol.
i HEED ITS WARNING!
i Your Responsibility
Restrict the use
of this power machine
to personswho read.
i understand
and follow the warnings
and instructions
I.
=nthis manual
and on the machine.
Tragicaccidentscan occur if operatoris not alert to presence
of children.Childrenare oftenattractedto mowerand mowing
activity.Theydo not understandthe dangers.Neverassume
thatchildrenwill remainwhereyou lastsawthem.
1. Keepchildrenout of the mowingareaand underwatchful
careof a responsibleadultotherthanthe operator.
2. Be alert andturn moweroff if a childentersthe area.
3. Beforeand whilemovingbackwards,look behindanddown
forsmallchildren.
4. Useextremecare when approachingblind corners,
doorways,shrubs,trees,or otherobjectsthat may obscure
yourvisionof a child whomay run intothe mower.
5. Keepchildrenawayfrom hot or runningengines.Theycan
sufferburnsfrom a hot muffler.
6. Neverallowchildrenunder14 yearsoldto operatea power
mower.Children14 yearsoldand overshouldreadand
understandoperationinstructionsandsafetyrulesinthis
manualandshouldbe trainedandsupervisedbya parent.
General Operation
1. Readthis operator'smanualcarefullyin its entiretybefore
attemptingto assemblethis machine.Read,understand,
andfollowall instructionson the machineandin the
manual(s)beforeoperation.Be completelyfamiliar with
the controls andthe proper useof this machinebefore
operatingit. Keepthis manualin a safe place forfuture
and regularreferenceand for orderingreplacementparts.
2. This machineis a precision pieceof powerequipment,
not a plaything.Therefore,exerciseextremecautionat all
times.Yourunit has beendesignedto performonejob: to
mowgrass. Do not use it for any otherpurpose.
3. Neverallow childrenunder 14yearsold to operatethis
machine.Children 14yearsold and overshould readand
understandthe instructionsinthis manualandshould
be trainedand supervisedby a parent.Onlyresponsible
individualswho arefamiliar withthese rulesof safe
operationshould be allowedto usethis machine.
4. Thoroughlyinspectthe area wherethe equipmentis to
be used. Removeall stones,sticks,wire, bones,toys
andotherforeignobjects, whichcould be trippedover or
picked up andthrown bythe blade.Thrownobjects can
causeseriouspersonalinjury.Plan your mowingpattern
to avoid dischargeof materialtoward roads,sidewalks,
bystandersandthe like.Also,avoid dischargingmaterial
againsta wall or obstruction,whichmay causedischarged
materialto ricochetback towardthe operator.
5. Tohelp avoid bladecontact or a thrown objectinjury,
stay inoperatorzone behindhandlesand keepchildren,
bystanders,helpersand pets at least 75 feetfrom mower
whileit is inoperation.Stop machineif anyoneenters
area.
4
6. Alwayswearsafetyglasses or safetygogglesduringoperation andwhile performingan adjustmentor repairto protect
youreyes. Thrownobjectswhich ricochetcan causeserious
injury to the eyes.
7. Wearsturdy, rough-soledworkshoesand close-fitting
slacksandshirts. Shirtsand pantsthatcoverthe arms and
legs andsteel-toedshoesare recommended.Neveroperate
this machinein bare feet,sandals, slipperyor light-weight
(e.g. canvas)shoes.
8. Do not put hands or feet near rotatingparts or undercutting
deck. Contactwithblade can amputatehands andfeet.
9. A missingor damageddischargecovercan cause blade
contactor thrownobject injuries.
10. Manyinjuriesoccuras a resultof the mowerbeing pulled
overthe foot duringa fall causedby slippingor tripping.
Do not hold on to the mower if you are falling; releasethe
handle immediately.
11. Neverpullthe mowerback towardyou whileyou are
walking.If you must backthe mowerawayfrom a wall or
obstructionfirst look down and behindto avoid trippingand
thenfollowthese steps:
a. Stepback from mowerto fully extend yourarms.
b. Be sure youare well balancedwithsurefooting.
c. Pullthe mowerback slowly,no morethan half way
toward you.
d. Repeatthesesteps as needed.
12. Do not operatethe mowerwhileunderthe influenceof
alcoholor drugs.
13. Do not engagethe self-propelledmechanismon unitsso
equippedwhilestartingengine.
14. The bladecontrol handle is a safetydevice.Neverattempt
to bypassits operation.Doingso makesthe safetydevice
inoperativeandmay result in personalinjurythrough
contactwiththe rotatingblade. The bladecontrol handle
mustoperateeasily in bothdirectionsandautomatically
returnto the disengagedpositionwhen released.
15. Neveroperate the mowerinwet grass. Alwaysbe sure of
yourfooting. A slip and fall can causeseriouspersonal
injury.If you feel you are losing yourfooting,releasethe
bladecontrol handle immediatelyand the bladewill stop
rotatingwithinthreeseconds.
16. Mowonly in daylightor good artificial light. Walk,never run.
17. Stopthe bladewhen crossinggraveldrives, walksor roads.
18. If the equipmentshouldstartto vibrateabnormally,stop the
engineand check immediatelyfor the cause.Vibrationis
generallya warningof trouble.
19.Shutthe engine off and waituntil the bladecomesto a
completestop beforeremovingthe grasscatcheror unclogging the chute.
The cutting bladecontinuesto rotatefora few secondsafter
the engine is shut off. Neverplace any partof the body in
the bladearea until you are surethe bladehas stopped
rotating.
20. Neveroperate mowerwithoutpropertrail shield, discharge
cover,grasscatcher,bladecontrol handle or othersafety
protectivedevices in placeand working.Neveroperate
mowerwith damagedsafetydevices.Failureto do so can
result in personalinjury.
21. Mufflerand engine becomehot andcan causea burn.Do
not touch.
6. Extinguishall cigarettes,cigars, pipesand othersources
of ignition.
7. Neverfuel machineindoorbecauseflammablevapors will
accumulatein the area.
8. Neverremovegas cap or add fuel whileengine is hot or
running. Allow engineto cool at least two minutesbefore
refueling.
9. Neveroverfill fuel tank. Filltank to no morethan Y2inch
below bottomof filler neckto providefor fuel expansion.
10. Replacegasoline cap andtighten securely.
11. If gasolineis spilled,wipe it off the engine and equipment.
Moveunit to another area.Wait 5 minutesbeforestarting
engine.
12. Neverstorethe machineor fuel containernear an open
flame,sparkor pilot light as on a water heater,space
heater,furnace, clothesdryeror othergas appliances.
13. Toreducefire hazard,keepmowerfree of grass, leaves,
or other debrisbuild-up.Clean up oil or fuel spillage and
removeany fuel soakeddebris.
14. Allow a mowerto cool at least5 minutesbeforestoring.
22. Only use parts andaccessoriesmade forthis machineby
manufacturer.Failureto do so can resultin personalinjury.
23. Ifsituationsoccur whichare not coveredinthis manual,
use care and goodjudgment.Contactyour dealerfor
assistance.
Slope Operation
Practices
General Service:
Slopesare a majorfactor relatedto slip andfall accidents,which
can result insevereinjury.Operationon slopes requiresextra
caution.If youfeel uneasyon a slope,do not mowit. Foryour
safety,use the slope gaugeincludedas part of this manualto
measureslopes beforeoperatingthis uniton a slopedor hilly
area.Ifthe slope is greaterthan 15 degrees,do not mow it.
1. Neverrun an engine indoorsor in a poorlyventilatedarea.
Engineexhaustcontainscarbonmonoxide,an odorless
anddeadlygas.
2. Beforecleaning,repairing,or inspecting,makecertainthe
bladeandall movingparts havestopped.Disconnectthe
sparkplug wire andgroundagainstthe engineto prevent
unintendedstarting.
3. Checkthe bladeandengine mountingbolts atfrequent
intervalsfor propertightness.Also,visuallyinspectblade
fordamage(e.g.,bent,cracked,worn) Replacebladewith
the originalequipmentmanufacture's(O.E.M.)bladeonly,
listedin this manual."Useof partswhichdo not meetthe
originalequipmentspecificationsmay leadto improper
performanceand compromisesafety!"
4. Mowerbladesare sharp andcan cut.Wrap the bladeor
weargloves,anduse extracautionwhen servicingthem.
5. Keepall nuts,bolts, andscrewstight to be surethe equipmentis insafe workingcondition.
6. Nevertamperwithsafetydevices.Checktheir proper
operationregularly.
7. After strikinga foreignobject,stop the engine,disconnect the sparkplug wire andgroundagainstthe engine.
Thoroughlyinspectthe mowerfor any damage.Repairthe
damagebeforestartingandoperatingthe mower.
8. Neverattemptto makea wheel or cuttingheightadjustmentwhilethe engine is running.
9. Grasscatchercomponents,dischargecover,andtrail
shield aresubjectto wear anddamagewhichcould
exposemovingparts or allowobjectsto be thrown.For
safetyprotection,frequentlycheck componentsand replace immediatelywithoriginal equipmentmanufacturer's
(O.E.M.)parts only, listedin this manual."Use of parts
whichdo not meetthe originalequipmentspecifications
may lead to improperperformanceand compromise
safety!"
10. Do not changethe enginegovernorsettingor over-revthe
engine.The governorcontrolsthe maximumsafe operating
speedof the engine.
11. Maintainor replacesafetylabels,as necessary.
12. Observeproperdisposallawsand regulations.Improper
disposalof fluidsand materialscan harmthe environment.
Do:
1. Mow acrossthe face of slopes;neverupand down.Exercise
extremecautionwhen changingdirectionon slopes.
2. Watchfor holes,ruts, rocks,hidden objects,or bumps
which can causeyouto slip or trip. Tallgrasscan hide
obstacles.
3. Alwaysbe sure of yourfooting.A slip and fallcan cause
serious personalinjury.If youfeel you are losingyour
balance,releasethe bladecontrol handle immediately,and
the bladewill stop rotatingwithin3 seconds.
Do Not:
1. Do not mow near drop-offs,ditchesor embankments,you
could loseyourfooting or balance.
2. Do not mow slopes greaterthan 15degreesas shown on
the slope gauge.
3. Do not mow on wet grass. Unstablefooting could cause
slipping.
Service
Safe Handling Of Gasoline:
1. Toavoid personalinjury or propertydamageuse extreme
care in handlinggasoline. Gasolineis extremelyflammable
and the vapors are explosive.Serious personalinjury can
occur when gasolineis spilled on yourselfor your clothes,
which can ignite.Washyourskin andchangeclothes
immediately.
2. Use onlyan approvedgasolinecontainer.
3. Neverfill containersinside a vehicleor on a truck or trailer
bed witha plasticliner.Alwaysplacecontainerson the
ground awayfrom yourvehicle beforefilling.
4. Removegas-poweredequipmentfrom the truckor trailer
and refuel it on the ground. If this is not possible,then refuel
such equipmenton atrailer witha portable container,rather
than from a gasolinedispensernozzle.
5. Keepthe nozzle in contactwiththe rim of the fuel tank or
containeropeningat all times untilfueling is complete.Do
not use a nozzle lock-opendevice.
5
WARNING
This symbol points
out important safety
instructions, which if
not followed, could
endangerthe personal
safety and/or property
of yourselfand others.
Read and follow all
instructions in this manual before attempting to
operate this machine.
Failureto comply with
these instructions may
result in personal injury.
When you see this
symbol.
HEED
iT'S WARNING!
Your Responsibility
Restrictthe use
of this power machine
to persons who read.
understand
and follow the warnings
and instructions
in this manua
and on the machine.
IMPORTANT:This unit isshipped without gasolineor
oil in the engine.Fill up gasoline and oil as instructed
in the accompanying enginemanualBEFOREoperatingyour mower.
1. Removeanypackingmaterialwhich may be between
upperand lowerhandles.
a. Pull up and backon upperhandleas shownin
Figure3-1.Makecertain the lowerhandleis seated
securelyintothe handle mountingbrackets.Donot
crimpcablewhile lifting the handleup.
b. Tightenstar knobssecuringupperhandleto lower
handle.See Figure3-1.Makesurethat each
carriagebolt isseatedproperlyin the handle.
2. Locatethe hairpinclipon the weldpin on eachside
lowerhandle.
i NOTE:ThisOperator's
} Manualcoversseveral
i models.LawnMower
i featuresvaryby
model,Notallfeatures
discussed
(orengines
pictured)inthismanual
areapplicable
toall
LawnMowermodels.
Figure3-1: Unfold handleandtighten hardware.
a.
HardwarePack
b.
CarriageBolts (2)
.
NOTE:Standbehind
themoweras ifyou
weregoingtooperate
it.Yourrighthand
corresponds
totheright
sideofthemower;your
lefthandcorres
ponds
I totheleftsideofthe
mower.
Removehairpinclipfrom this hole.Usinga pair
of pliers,insert hairpinclip into the holeon pin
closestto the bracket.See Figure3-2. Repeaton
otherside.
Inserta carriagebolt fromthe hardwarepack into
the upperhole on the handle mountingbracketas
shownin Figure3-2. Securewith one plasticwing
nut, alsoincludedin the hardwarepack.Repeaton
otherside.
The ropeguide is attachedto the right sideof the
upperhandle.Loosenthe wingnut which securesthe
rope guide.See Figure3-3.
a. Holdblade controlagainstupper handle.
b. Pull starterropeout of the engine.Releaseblade
controlhandle.
c. Slip starterrope into ropeguide.
d. Tightenwingnut.
.
Figure3-2:Securelowerhandleto mounting
brackets.
i NOTE:Yourmower
isshippedwiththe
handleinthehigher
heightposition.
Insertpost on cable ties intoholes providedon the
lowerhandle.Pull cabletie tight and trim excess.See
Figure3-4.
NOTE:Eachendof
; thelowerhandlemust
i beplacedinthesame
I relative position.
IMPORTANT
i This un t is shipped
i without gasoline or
oil in the engine. Fill
up gasolineand oil
as instructed in the
accompanying engine
manual BEFORE
operating your mower.
J
Figure3-4:Securecabletohandleusingcableties.
Figure3-3: Pullrecoilstarterthrough ropeguide andtighten.
6
Followstepsbelowto assemblethe grasscatcher
(if needed).Makecertain bag is turnedrightside
out beforeassembling(warninglabelwill be on the
outside).
a. Placebag overframe sothat its black plasticside
is at the bottom.
b. Slip plasticchannelof grass bagoverhooks on
the frame.See Figure3-5. All theplasticchannels
exceptcentertop of bag attachfrom outsideof
bag.
Adju t,,,onl
c. Attachcentertop of bag from insideof bag.
6. Followstepsbelowto attachgrass catcher:
a. Lift rear dischargedoor.
b. Placegrass catcheron thepivot rod. Letgo
of dischargedoor sothat it restson thegrass
catcher.See Figure3-6.
To removegrass catcher,lift reardischargedooron the
mower.Lift grass catcherup and out, off of the pivot
rod.Releasereardischargedoorto allow it to close rear
openingof mower.
7
_J
Figure3-5:Assemble
thegrasscatcher(ifneeded).
WARNING
,_
WARNING:Never operate mowerunless the
hookson the grass catcherare firmly seated
on the pivotrod and the rear dischargedoor rests
firmly against top of the grass catcher.
Neveroperatemower
unless the hooks on the
grass catcherare firmly
seatedon the pivotrod
and the rear discharge
door restsfirmly against
top of the grass catcher.
Adjustments
An adjustingplateand thumb leverat each wheel
providescuttingheightadjustment.
1. Depresslevertowardswheel.
2. Moveitto anyone of the positionsfordesiredcutting
height. See Figure3-7.Makesurethat eachwheelis
positionedat the sameheight.
Figure3-6:Attachthegrasscatcher.
3. Releaselevertowardsmowerdeck.
,,,
J
Figure3-7:Useadjustment
leversat eachwheeltochangethe
cuttingheight.
7
Know Your Lawn Mower
Blade Control
CuttingHeightAdjustment
Levers(one at eachwheel)
WARNING
The bladecontrolis a
safetydevice. DO NOT
bypassits operations.
Use extremecarewhen
handlinggasoline.
Gasolineis extremely
I flammable andthe vapors
; are explosive.Never fuel
; the machine indoorsor
i
i
whilethe engineis hot
or running.Extinguish
c=garettes,e=gars,pipes
and othersourcesof
ignition.
Figure4-1:The maincomponentson the mower.
Now thatyou havesetupyour lawnmower,its importantto becomeacquaintedwith its controlsand features.
Blade Control
Gas and Oil Fill-Up
Theblade controlis attachedto the upperhandleof
the mower.Depressand squeezeit againstthe upper
handleto operatethe unit. Releaseit to stop engineand
blade.
Referto the enginemanual for instructions.
,_
i
Keep hands and feet
away from the chutearea
on cutting deck. Refer to
warninglabelon the unit.
1. Checkoil leveland add oil if necessary.Followengine
manualfor this.
2. Servicethe enginewith gasolineas instructedin the
enginemanual.Referto the enginemanualfor the
locationof the gasand oil fill.
WARNING:This
bladecontrolis
a safety
device.Never
attempt
to bypass its
operations.
,_
WARNING: Useextremecarewhen handling
gasoline.Gasolineis extremely flammable
and the vapors are explosive. Never fuel the
machine indoorsor whilethe engineis hot or running.Extinguish cigarettes,cigars,pipesand other
sourcesof ignition.
Cutting Height Adjustment Levers
One adjustmentleveris locatedat eachwheeland is
usedto adjustthe cuttingheight.All fourwheelsmust
be positionedat the sameheightto ensurea uniform
cut.
Recoil Starter
The recoilstarteris attachedto the rightupper handle.
Standbehindthe unitand pullthe recoilstarterropeto
startthe unit.
8
Starting Engine
_IL
ARNING:Be sure no one otherthan the
operatorisstanding near the lawn mower
while starting engine or operatingmower. Never
run engineindoorsor in enclosed,poorly ventilated
areas. Engine exhaust contains carbon monoxide, an
odorless and deadly gas. Keep hands, feet, hair and
looseclothing away from any moving partson engine
and lawn mower.
Follow the set of instructionspertainingto your unit.
Mower
Refer to enginemanual for help with the engine.
Briggs
& Stratton/Tecumseh
Engine:
1. Pushprimerthreetimes.Wait abouttwo seconds
betweeneachpush. See Figure4-2. In temperature
around550F or below,primefive times.Do not prime
to restarta warm engine.
2. Standingbehindthe mower,squeezethe bladecontrol Figure4-2:StartingtheBriggs& Stratton/Tecumseh
engine.
againstupper handle.
3. Holdingthesetwo handlestogetherfirmly,grasp recoil
starterhandleand pull ropeout with a rapid,continuous, full arm stroke.See Figure4-2. Keepinga firm
grip on the starterhandle,let the rope rewindslowly.
Repeatuntil enginecranks.Letthe roperewindeach
time slowly.
WARNING
1. Placethe fuel valveleverfoundon the left sideof the
engine intothe ON (OPEN)position.See Figure4-3.
2. Movethechoke leverall the way backwardinto the
choke position,
The operation of any lawn
mower can result in foreign
objects being thrown into
the eyes,whichcan damage
youreyes severely. Always
wear safety glasseswhile
operatingthe mower or
3. Standingbehindthe mower,squeezethe bladecontrol
againstupper handle.The chokewill nowbeginto
while performingany
adjustments or repairs on it
Honda
Engine:
slowlyreturnto the off choke positionafter activating
the blade control.Therefore,quicklymoveontostep
Be sure no one other than
four below,
4. Holdingthesetwo handlestogetherfirmly,grasp recoil Figure4-3:StartingtheHondaengine,
starterhandleand pull ropeout with a rapid,continuous, full arm stroke.See Figure4-3. Keepinga firm
grip on the starterhandlelet the rope rewindslowly,
Repeatuntil enginecranks.Letthe roperewindeach
_
WARNING:If you strike a foreign object,
_
mower. Never run engine
indoorsor in enclosed,
poorlyventilated areas.
Engine exhaust contains
and operating. Extensive vibration of mower during
operation is an indicationof damage. The unit
should be promptlyinspectedand repaired.
carbonmonoxide,
odorlessand
deadly an
gas.
Keep hands,feet, hairand
stop the engine. Removewire from the
spark plug, thoroughly inspectmower for
any damage, and repair damage before restarting
time slowly,
WARNING:Wait for the blade to stop completely before performingany work on the
mower or to removethe grass catcher,
Stopping Engine
Using as Mulcher
Formulchinggrass,removethe grasscatcherand side
1. Releasebladecontrol to stop theengineand blade.
2. Disconnectsparkplug wirefrom spark plug and
groundagainstthe engine,
Using Your Lawn Mower
Be surelawnisclearof stones,sticks,wire,or other
objectswhich coulddamagelawnmoweror engine.
Such objectscouldbe accidentlythrownby the mower
in anydirectionand cause seriouspersonalinjuryto the
operatorand others,
9
the operatoris standing
near the lawn mower while
starting engine or operating
loose clothingaway from
any moving partson engine
and lawn mower.
dischargechutefrom the mower.Foreffectivemulching,
do notcut wet grass.If the grass hasbeen allowedto
Never operate your mower
growin excessof fourinches,mulchingisnot recommended.Usethe grass catcherto bag clippingsinstead,
withouteither the rear door
or the entire grass catcher
Using Grass Catcher
Youcan usethe grass catcherto collectclippingswhile
youare operatingthe mower.Referto setup sectionfor
instructionson attachingthe grasscatcher.
assembly firmly secured.
F
_"
Lubrication
• Lubricatepivot pointson theblade controlat least
oncea seasonwith lightoil. The bladecontrol must
operatefreely in both directions.See Figure5-1.
• Lubricatethe wheelsat least oncea seasonwith
lightoil (or motoroil). If wheelsare removedfor any
reason,lubricate
surfaceof the pivotarm and inner
surfaceof thewheelwith light oil. See Figure5-1.
\
• Lubricatethe torsionspringand pivot pointon the rear
dischargedoor periodicallywith lightoil to prevent
rust.See Figure5-1.
• Followtheaccompanyingengine manualfor engine
lubricationscheduleand instructions.
Deck Care
,_ib
,,...
-
WARNING:Never tip the mower more than
90° in any direction and do not leavethe
mower tipped for any length of time. Oil can drain
intothe upper part of the engine causing a starting
problem.
j
Figure5-1:Areasto lubricateonthemower.
General
Recommendations
Cleanundersideof the mowerdeck after eachuse to
• Alwaysobservesafetyruleswhen performing
anytype of maintenance.
preventbuild-upof grass clippingsor otherdebris.
1. Disconnectsparkplug wire. Draingasolinefrom lawn
mower,or placea pieceof plasticunderthe gas cap.
• Thewarrantyon this lawnmowerdoesnot cover
itemsthat havebeen subjectedto operatorabuse
or negligence.To receivefull valuefromwarranty,
operatormustmaintainthelawn moweras
instructedhere.
2. Tip mowersothat it restson the housing.Keepthe
sidewith the air cleanerfacingup. Hold mowerfirmly.
3. Scrapeand cleanthe undersideof the deck with a
suitabletool. Do notspraywith water.
• Changingof engine-governedspeedwill void
enginewarranty.
4. Putthe mowerback on its wheelson the ground.If
youhad putplasticunderthe gas capearlier,make
sureto removeit now.
• All adjustmentsshouldbe checkedat leastonce
eachseason.
• Periodicallycheckall fastenersand makesurethese
are tight.
_b
ARNING:Alwaysstop engine,disconnect
spark plug, and groundagainst engine
before cleaning, lubricating,or performingany type
of maintenance.
IMPORTANT:Do not usea
pressurewasheror garden
hoseto cleanyourunit,
Thesemay causedamage
to electric
components;
spindles, pulleys,bear,
ings,orthe engine.The
useof waterwill resultin
shortenedlifeand reduce
Engine
Care
A list of key enginemaintenancejobs requiredfor good
performanceby the moweris given below.Followthe
accompanyingengine manualfor a detailedlist and
instructions.
• Maintainoil levelas instructedin enginemanual.
• Serviceair cleanerevery25 hoursundernormal
conditions.Cleaneveryfew hoursunderextremely
dustyconditions.Poorengineperformanceand
floodingusuallyindicatesthat the air cleanershould
be serviced.Toservicethe air cleaner,referto the
enginemanual.
• Cleansparkplug and resetthegap once a season.
Sparkplug replacementis recommendedat the start
of eachmowingseason.Checkenginemanualfor
correctplugtype and gap specifications.
• Cleanengineregularlywith a cloth or brush. Keepthe
coolingsystem(blowerhousingarea) cleanto permit
properair circulation.Removeall grass,dirt and
combustibledebrisfrom mufflerarea.
10
_kL
ARNING:Whenremovingthe cutting blade
for sharpeningor replacement, protectyour
handswith a pairof heavyglovesor use a heavyrag
to hold the blade.
Periodicallyinspectthe bladeadapterfor cracks,
especiallyif youstrikea foreignobject. Replacewhen
necessary.Followthe stepsbelowfor blade service.
1. Disconnectsparkplug wirefrom spark plug.Turn
moweron itsside makingsurethat the air filter and
the carburetorare up.
Figure5-2:Removebladeand hardware.
2. Removethe boltand the bell bladesupportwhich
hold the bladeand the bladeadapterto the engine
crankshaft.See Figure5-2.
f
3. Removebladeand adapterfromthe crankshaft.
4. The bladecan be sharpenedwith a fileor on a grindingwheel.Do notattemptto sharpenthe blade while
it isstill on the mower.Whensharpeningthe blade,
followthe originalangle of grind and grindeach cutting edge equallyto keepthe blade balanced.Balance
the blade on a roundshaft screwdriver.Removemetal
from the heavyside untilit balancesevenly.
WARNING
_
ARNING:An unbalanced blade will cause
excessivevibrationwhen rotating at high
speeds.It may causedamageto mower,and could
break causingpersonalinjury.
5. Lubricatetheenginecrankshaftand slide the blade
adapteronto the enginecrankshaft.
6. Placethe bladeon the adaptersuch that the side
of the blade marked"Bottom"(or with part number)
facesthe groundwhenthe mowerisin theoperating
position.Makesurethat the blade isalignedand
seatedon the bladeadapterflanges.
7. Placeblade bell supporton the blade.Align notches
on the bladebell supportwith smallholesin blade.
8. Replacehex boltand tightenhex boltto torque:450
in.Ibs. rain.,600 in.Ibs.max.
_,
Figure5-3:Cutwirerodtoremovetherearflap.
Off-Season
• Wedo not recommendthe use of a pressurewasher
or garden hoseto cleanyourunit.
Referto engine manualforcorrectengine
storageinstructions.
Coat mower'scuttingblade with chassisgreaseto
preventrusting.
Rear Flap
1. To removerear flap, cut off theflat end of the wirerod
which securesitto thedeck. See Figure5-3.
2. Attachthe newflap and new rodto deck,bendingthe
ends of the newrod overto secureto deck.
Storage
Thefollowingstepsshouldbe takento prepareyour
lawnmowerfor storage.
• Cleanand lubricatemowerthoroughlyas described
inthe lubricationinstructions.
Toensuresafe operationof yourmower,periodically
checkthe blade boltfor correcttorque.
Replacing
,J
When removing
the cutting blade
for sharpening or
replacement, protect
your hands with a
pairof heavy gloves
or use a heavy rag to
hold the blade.
Storemowerin a dry, cleanarea. Donot storenext
to corrosivematerials,suchas fertilizer.
Whenstoringanytype of powerequipmentin a poorly
ventilatedor metal storageshed, careshouldbe taken
to rust-prooftheequipment.Usinga lightoil or silicone,
coat theequipment,especiallycablesand all moving
parts of yourlawnmowerbeforestorage.
11
An unbalanced blade
will cause excessive
vibration when rotating at high speeds. It
may cause damage
to mower, and could
break causing personal injury.
Problem
Cause
Remedy
I
Eng=nefalls to start
1.
Biadecontroldlsengaged.
21 spark plug Wiredisconnected.
1, Engagebladecontrol.
2, Connect wiretOspark plug.
Fue!tank empty 0r sta!e!ueL
Fil!tank with C!eanl!resh gaso!inel
Enginenot choked.
I
& ,Chokeengine as instructedinthe
Operatingyour Lawn Mower section,
5. Clean adjustgap orreplace.
61 clean fue!iinel
I
5. Faultyspark p!ug,
Blockedfuel iinel
i i i_iii
_i_'i__ii i/
7 EngineflOoded:
.
7
1. Sparkplug wire loose.
2. Blockedfuel lineor stale fuel.
1. Connect andtighten sparkplug wire.
2. Clean fuel line; fill tank withclean,
fresh gasoline.
3. Clear vent.
4. Drainfuel tank. Refillwithfresh fuel.
ii _i_
Enginerunserratic
3.
4.
5.
6.
Ventingas cap plugged.
Wateror dirt infuel system.
Dirtyair cleaner.
Carburetorout of adjustment.
watafewmnutestOrestart
not prime.
butdo
5. Referto engine manual.
6. Referto engine manual.
I
Eng ne overheats
1. Engineoil levellow.
2. Air flow restricted.
3. Car buretornot adjustedproperly.
1. Fillcrankcasewith proper oil.
2. Removeblowerhousingand clean.
3. Referto engine manual
Occasional skips
(hesitates) at high speed
1. Sparkplug gap too close.
2. Carburetoridlemixtureadjustment
improperlyset.
1. Adjustgap to .030-inch.
2. Referto engine manual.
Idles poorly
1. Sparkplug fouled, faulty or gaptoo wide.
1. Resetgapto .030-inchor replace
spark pug.
2. Referto engine manual.
3. Referto engine manual•
For repairsbeyond
the minoradjustments
listedhere; contact
an authorized service
dealer'
2 Carburetorimproperlyadjusted
3. Dirtyair cleaner.
Excessive Vibration
Mower will not mulch grass
ii ii
i
_i i
iii
i !i_ ii
1. Cuttingbladeloose or unbalanced.
1. Tighten bladeandadapter.Balance
blade.
2. Bentcutting blade.
2. See an authorizedservicedealer.
1 Wetgrass•
1. Donot mowwhen grass is wet wait
_i
2. Excessivelyhigh grass.
'
I
Uneven cut
3. Dullblade.
1. Wheelsnot positionedcorrectly.
2. Dull blade.
Subject to changewithout
notificationor obligation,
Images my not reflect your
exact model and are for
refe[ence purposes oniyl
12
until laterto cut.
2. Mowonce at a high cutting height,
then mowagainat desirecJheight or
makea narrowercurt ng path.
3. Sharpenor replaceblade.
1. Placeall four wheelsin same
heightposition.
2. Sharpenor replaceblade.
Safety Label Found On Your Lawn Mower
13
Model Series 410 & 420
_2_
Zag Tread Pin BarTread
14
S-WaveTread
K2 Tread
1
747-1161A Blade Control
687-02074A Ht. Adj.Assy. Front- RH (8"Wheel)
2
749-1092A UpperHandle
687-02099A Ht. Adj.Assy. Front- LH(7" Wheel)
3
710-1205
RopeGuide
687-02100A Ht. Adj.Assy. Front- RH (7"Wheel)
4
720-0279
WingNut, 1/4-20
24 782-5002B Front Baffle
5
710-1174
CarriageBolt, 5/16-18x 2
25 748-0377C BladeAdapter
6
720-04072
HandStar Knob
26 742-0641
7
749-0928A LowerHandle
8
712-0397
WingNut, 1/4-20
27 736-0524B Blade Bell Support
9
746-0957
ControlCable- 37.25"
28 710-1257
Screw,3/8-24x 2.50
746-1130
ControlCable- 40"
29 712-04065
FlangeLock Nut,3/8-16
746-0554
ControlCable- 40.5"
30 787-01290
HeightAdjustmentPlate
746-1137
ControlCable- 53"
31 687-02076A PivotArm AssyRH (7" wheel)
10 726-0240
StandardBlade
742-07411- Mulch Blade
CableTie
687-02077A PivotArm AssyLH (7"wheel)
11 664-04007A Grass BagAssembly
687-02076A PivotArm AssyLH (8"wheel)
12 747-04080
Grass Bag Frame
13 732-0700
TrailshieldWire
32:1:
687-02077A PivotArm AssyRH (8" wheel)
14 731-05642
Trailshield
33 738-0507B ShoulderScrew
15 747-04587
RearDoor PivotRod
34 732-0404
Spring Lever
16 710-0654A TTScrew,3/8-16x 1
35 720-0426
HeightAdjustmentKnob
17 731-05865
36 687-02071A PivotArm Assembly- RH
RearDischargeDoor
18 731-04150C RearBaffle
FrontWheel
687-02070A PivotArm Assembly- LH
19 732-04090A TorsionSpring RH
37 732-04175
Spring Lever
20 710-1241
Screw,1/4-15x 1.00
38 710-0703
CarriageBolt, 1/4-20
21 787-01276
Deck21 inch
39:1:
RearWheel
22 687-02271
HandleBracketAssy- RH
40 710-1652
Screw,1/4-20x.625
687-02270
HandleBracketAssy- LH
41 714-0104
HairpinClip
23 687-02075A Ht. Adj.Assy. Front- LH(8" Wheel)
1 ifequipped
Referto WheelChart
Wheel Chart
Type
Part No.
Tread
Wheelsw/o bearing
734-1781,Slot Hub
Bar
734-04215,8 x 1.8
K2 Bar
734-04213,7 x 1.8
K2 Bar
734-2004A,Disc Hub
Zag
734-2005A
Zag
Wheelsw/BB
This Operator'sManualcoversa rangeof productspecificationsfor variousmodels.Characteristicsand features
discussedand/orillustratedin this manualmay not be applicableto all models.MTDLLCreservesthe rightto
changeproductspecifications,designs,and equipmentwithoutnoticeand withoutincurringobligation.
15
i
_iii
ii
i
To order replacement
parts, contact
.800=7310
or visit
www:mtdproducts:c
MANUFACTURER'S
LiMiTED WARRANTY
The limitedwarrantyset forth belowisgivenby MTDLLCwith respect
to newmerchandisepurchasedand usedin the UnitedStates,its
possessionsand territories.
"MTD"warrantsthis productagainstdefectsin materialand workmanshipfor a periodof two (2) years commencingon the date of original
purchaseand will, at its option,repairor replace,freeof charge,any
part foundto be defectiveinmaterialsor workmanship.This limitedwarranty shallonlyapply if this product hasbeen operatedand maintained
inaccordancewith the Operator'sManualfurnishedwith the product,
and has notbeen subjectto misuse,abuse,commercialuse, neglect,
accident,impropermaintenance,alteration,vandalism,theft, fire, water,
or damagebecauseof otherperil or naturaldisaster.Damageresulting
fromthe installationor useof any part, accessoryor attachmentnot
approvedby MTDfor use with the product(s)coveredbythis manual
willvoid yourwarrantyas to any resultingdamage.
Normalwearparts are warrantedto be free fromdefects in materialand
workmanshipfor a periodof thirty (30) days fromthe dateof purchase.
Normalwearparts include,butare notlimitedto itemssuch as: batteries,belts,blades,blade adapters,grass bags, riderdeck wheels,seats,
snowthrowerskid shoes,shaveplates,auger spiralrubberand tires.
HOW TO OBTAIN SERVICE: Warranty service is available, WITH
PROOF OF PURCHASE, through your local authorized service
dealer. To locate the dealer in your area, check your Yellow Pages,
or contact MTD LLC at RO. Box 361131,Cleveland, Ohio 441360019, or call 1-800-800-7310 or 1-330-220-4683 or log on to our
Web site at www.mtdproducts.com.
This limitedwarrantydoesnot providecoverageinthe followingcases:
a. Theengineor componentparts thereof.These itemsmaycarry a
separatemanufacturer'swarranty.Referto applicablemanufacturer's
warrantyfor termsand conditions.
b. Log splitterpumps,valves,and cylindershavea separateone year
warranty.
c. Routinemaintenanceitemssuch as lubricants,filters, blade
sharpening,tune-ups,brakeadjustments,clutchadjustments,deck
adjustments,and normaldeteriorationof the exteriorfinish due to
useor exposure.
FOR
e. MTDdoesnot extendanywarrantyfor productssoldor exported
outsideof the UnitedStates,its possessionsand territories,except
those soldthroughMTD'sauthorizedchannelsof export distribution.
f. Replacementparts that are notgenuine MTDparts.
g. Transportationchargesand servicecalls.
No impliedwarranty,includingany impliedwarranty of merchantabilityof fitness for a particular purpose,applies after the
applicable periodof express written warranty above as to the
parts as identified.No otherexpresswarranty, whetherwrittenor
oral, except as mentioned above, givenby any personor entity,
includinga dealeror retailer, with respect to any product,shall
bind MTD.Duringthe periodof the warranty,the exclusiveremedy
is repairor replacementof the productas set forth above.
The provisionsas set forth in this warrantyprovidethe sole and
exclusiveremedy arising from the sale. MTDshallnot be liable
for incidentalor consequentialloss or damage including,without
limitation, expensesincurredfor substituteor replacementlawn
careservicesor for rentalexpensesto temporarily replacea
warranted product.
Somestatesdo notallowthe exclusionor limitationof incidentalor
consequentialdamages,or limitationson howlong an impliedwarranty
lasts, sothe aboveexclusionsor limitationsmaynot applyto you.
In no event shallrecoveryof any kindbe greaterthanthe amountof the
purchasepriceof the productsold.Alterationof safety features of
the productshallvoid this warranty. Youassumethe risk and liability
for loss,damage,or injuryto you and yourpropertyand/orto others and
theirpropertyarisingout of the misuseor inabilityto usethe product.
This limitedwarrantyshallnot extendto anyoneotherthan theoriginal
purchaseror to the personfor whomitwas purchasedas a gift.
HOWSTATELAWRELATESTOTHIS WARRANTY: This limited
warrantygivesyou specificlegal rights,and youmay alsohaveother
rightswhich vary from stateto state.
IMPORTANT:OwnermustpresentOriginal Proofof Purchaseto obtain
warrantycoverage.
d. Servicecompletedby someoneotherthanan authorizedservice
dealer.
IViTD LLC, P.O. BOX 361131 CLEVELAND, OHiO 44136-0019;
Phone: 1=800=800-7310, 1-330=220-4683