MTD 550 Series User manual

Brand: MTD

Model: 550 Series

Type: User manual

MTD 550 Series is a powerful lawn edger designed to help you achieve a neat and well-manicured lawn. It features a durable construction and a reliable engine, ensuring longevity and efficiency. With its adjustable cutting depth, you can customize the edge of your lawn to your desired height. The safety features, such as the blade guard and the automatic shut-off, provide peace of mind during operation.

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

A O A AL

Lawn Edger- Model Series 550

iMPORTANT

READ SAFETY RULES AND iNSTRUCTiONS CAREFULLY BEFORE OPERATION

Warning: Thisunitisequippedwithan internalcombustionengineandshouldnotbeusedon or nearanyuniiprovedforest-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.769-02351A

This Operator's Manual is an important part of your new Edger. it will help you assemble, prepare

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

Table of

1. Safety Labels .................................................. 3

2. Safe Operation Practices ........................... 4=5

3. Assembling Your New Edger ......................... 6

4. KnowYour Edger ............................................ 7

5. Operation and Adjustment ........................ 8=9

Contents

6. Maintaining & Servicing Your Edger ..... 10=11

7. Off-Season Storage ...................................... 12

8. Troubleshooting ............................................ 13

9. Parts List ................................................. 14=15

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

Finding and Recording IVlodel Number

BEFOREYOUSTARTASSEMBLINGYOURNEWEQUIPMENT,

please locate the model plate on the equipment and copy the

information to the sample model plate provided to the right.

You can locate the model plate by standing at the operating

positionand looking down at the rear of the Edger/Trencher.

This information will be necessary to use the manufacturer's

website and/or help fromthe CustomerSupport Departmentor

an authorizedservice dealer.

Model Number

www.rntdproducts.corn

Serial Number

MTD LLC

P.O. BOX 361131

CLEVELAND, OH 44136

330-220-4683

800-800-7310

Customer Support

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

purchased, without first contacting Customer Support.

Ifyou havedifficultyassemblingthis productorhaveanyquestionsregardingthecontrols,operation,or

maintenanceofthis unit,youcan seekhelpfromtheexperts.Choosefromtheoptionsbelow:

• Visitwww.mtdproducts.com

• CallaCustomerSupportRepresentativeat 1-800-800-7310.

• Theengine manufacturer isresponsibleforall engine-relatedissueswithregardsto performance,power-

rating,specifications,warrantyandservice.Pleaserefertothe enginemanufacturer'sOwner's/Operator's

Manual,packedseparatelywithyour unit,for moreinformation.

Pleasetakeamomenttoreviewyoursafetylabels.

S321

WAR NiNG

This symbol points

Outimportantsafety

instructionsWhiCh,

ifnot foll0we&

couldendangerthe

personalsafetyand!or

property ofyourself

and others:Read and

followal instructions

in this manual before

attemptingto operate

this machinelFailure

tOcomply with these

instructionsmay result

personal njuryl When

you seethis symboll :

HEED ITS WARNING

Responsibility

Restrict the use

Ofthis powermachine

to persons whoreadi

understand

and folloWthe warnings

and instructions

in this manual

andon the machinel

WARNING

Thissymbol points

out importantsafety

instructionswhich,

if notfollowed,

couldendangerthe

personalsafety and/or

property ofyourself

and others. Readand

followall instructions

inthis manualbefore

attemptingto operate

i this machine. Failure

:: to comply with these

instructionsmay result

in personal injury.

When you see

this symbol.

HEED ITSWARNING

Your

i Responsibility

Restrictthe use

ofthis powermachine

to personswho read,

unuerstand

andfollow thewarnings

and instructions

in this manual

andonthe machine.

WARNING: EngineExhaust,some of itsconstituents,andcertain vehiclecompo-

nentscontain or emit chemicals knownto Stateof Californiato cause cancerand

birth defectsor other reproductiveharm.

DANGER: Thismachinewas builtto beoperatedaccordingto the rulesfor safe operation in this

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

result inseriousinjury.This machine iscapableof amputatinghands andfeet andthrowing objects.

Failureto observethe followingsafety instructionscould resultin serious injury or death.

Children

Tragicaccidents canoccur if operator is not

alertto presenceof children. Childrenare

often attractedto power equipment such

as lawnedgers. Theydo not understand

the dangers. Neverassumethat children

will remainwhere you last sawthem.

1. Keepchildren out of the mowing area

and under watchful careof a responsible

adult other than theoperator.

2. Bealert and turn lawn edgeroff

if a child entersthe area.

3. Beforeand while moving backwards,look

behind and down for small children.

4. Use extremecarewhenapproaching blind

corners, doorways, shrubs, trees, or other

objectsthat may obscure your vision of a

child who may run into the lawn edger.

5. Keepchildren awayfrom hotor running engines.

Theycan suffer burns from ahot muffler.

6. Neverallow children under 14 years old to

operatean edger.Children14 years old and

over should read and understandoperation

instructions and safety rules in this manualand

should betrained and supervisedby a parent.

Operation

Safe Handling Of Gasoline:

1. Toavoid personalinjury or property damage

useextreme carein handling gasoline.

Gasolineis extremelyflammable and the

vapors are explosive.Serious personal

injury canoccur when gasolineis spilled on

yourself or your clothes which canignite.

2. Washyour skin and changeclothes immediately.

3. Use only anapproved gasolinecontainer.

4. Neverfill containers inside avehicleor on

a truck or trailer bedwith aplastic liner.

Alwaysplacecontainers on the ground

awayfrom your vehicle beforefilling.

5. Removegas-poweredequipment from the

truck or trailer and refuel it on the ground. If

this is not possible,then refuel such equipment

on a trailer with a portable container,rather

thanfrom a gasolinedispenser nozzle.

6. Keepthe nozzlein contact with the rim

of the fuel tank or container opening at

aii times until fueling is complete.Do

not usea nozzlelock-open device.

7. Extinguish all cigarettes,cigars, pipes

and other sourcesof ignition.

8. Neverfuel machine indoors becauseflammable

vapors will accumulate in the area.

9. Never removegas capor add fuelwhile

engine is hot or running. Allow engine to

cool at leasttwo minutes before refueling.

10. Neverover fill fuel tank. Filltank to no

more than ½ inch below bottom of filler

neck to provide for fuel expansion.

11. Replacegasolinecapand tighten securely.

12. If gasoline is spilled, wipe it off the engine

and equipment. Move unit to another area.

Wait 5 minutes beforestarting engine.

13. Neverstore the machineor fuel container

near an openflame, spark or pilot light as

on a water heater,space heater, furnace,

clothes dryer or other gasappliances.

14. Toreducefire hazard, keeplawn edgerfree of

grass, leaves,or other debris build-up. Cleanup oil

or fuel spillageand removeanyfuel soakeddebris.

15. Allow a lawn edgerto cool at least 5

minutes5 minutes beforestoring.

General 0peralion:

1. Readthis operator's manual carefully in its entirety

before attempting to assemblethis machine. Read,

understand,and follow all instructions on the

machine and in the manual(s) before operation. Be

completely familiar with the controls andthe proper

useof this machine beforeoperating it. Keep

this manualin a safe placefor future and regular

referenceand for ordering replacementparts.

2. This machine is a precision pieceof power

equipment, not a plaything. Therefore,exercise

extremecaution atall times. Your unit has

beendesignedto perform one job: to edge

lawn. Donot useit for anyother purpose.

3. Neverallow children under 14 years old to operate

this machine.Children 14years old and over

should readand understand the instructions in

this manualand should betrained andsupervised

by a parent. Only responsibleindividuals who

arefamiliar with these rulesof safeoperation

should beallowedto usethis machine.

4. Tohelp avoid bladecontact or a thrown object

injury, stay in operator zonebehind handles

and keepchildren, bystanders,helpersand pets

at least75 feet from lawnedger while it is in

operation. Stop machine if anyoneenters area.

5. Thoroughly inspectthe areawherethe

equipment is to be used. Removeall stones,

sticks, wire, bones,toys and other foreign

objectswhich could betripped over or picked

up and thrown bythe blade.Thrown objects

cancauseserious personalinjury.

6. Always wearsafety glassesor safetygoggles

during operationand while performing

an adjustment or repair to protect your

eyes.Thrown objectswhich ricochetcan

causeserious injury to the eyes.

7. Wearsturdy, rough-soled work shoes and

close-fitting slacks andshirts. Shirtsand

pantsthat cover the arms and legsand

steel-toedshoes are recommended.Never

operatethis machine in barefeet, sandals,

slippery or light weight (e.g. canvas)shoes.

8. Neverattempt to makeany adjustmentswhile

the engine is running, exceptwhere specifically

recommendedin the operator's manual.

9. Toavoid personal injury or property damage

useextremecarein handling gasoline.

Gasolineis extremely flammableand the

vapors areexplosive.Serious personalinjury

canoccur when gasoline is spilled on yourself

or your clotheswhich can ignite. Washer

your skin and changeclothes immediately.

10. Donot put handsor feet near rotating

parts. Contactwith the rotating blade

canamputatehandsand feet.

11.The bladecontrol handleis a safety device.

Neverbypassits operation. Doingso, makesthe

machine unsafeand may cause personalinjury.

12. Neveroperatewithout bladeguard, debris shield

and bladecontrol handlein placeandworking.

13. Neveroperatewith damagedsafetydevices.

Failureto do so, can result in personal injury.

14. Neverrun an engineindoors or in a poorly

ventilated area.Engineexhaustcontainscarbon

monoxide,an odorless and deadlygas.

15. Donot operate machinewhile under

the influence of alcohol or drugs.

16. Muffler and engine become hot and

cancausea burn. Donot touch.

17. Neveroperatethis machinewithout good visibility

or light. Always be sureof your footing and keep

afirm hold on the handles.Walk, never run.

18. Donot operatethis machineif it has been

dropped or damaged.Return machine

to your nearestauthorized servicing

dealerfor examination and repair.

29. Donot operatethis machinewith a damaged

or excessivelyworn cutting blade.

20. Neverattempt to clear material from the

bladeguard while the engine is running.

Shutthe engine off, disconnect the spark

plug wire and ground against the engine

to prevent unintendedstarting.

21. Donot overload machine capacity by

attempting to edgeattoo fast of a rate.

22. Stayalert for unevensidewalks, terrain etc.

Always push slowly over rough surfaces. Do

not usethis machine on gravelsurfaces.

23. Donot operate machinein rain

or wet soil conditions.

Always operatemachinefrom behindthe handles

and position yourself wherethe direct line of

sight to cutting blade is blocked by guards.

24. Alwaysstop enginewhen edgingor

trimming is delayedor whentransporting

machine from one location to another.

Never leavea running machine unattended.

Stop the engine,disconnect sparkplug

wire and ground against theengine

to prevent unintended starting.

25. Only useparts and accessoriesmadefor

this machine bythe manufacturer.Failure

to do so, can result in personal injury.

26. If situations occur which are not covered in

this manual, usecareand good judgment.

Caii1-800-800-7310 for Customer Support

and the nameof your nearestdealer.

Service

1. Never run an engine indoors or in a poorly

ventilatedarea.Engineexhaustcontains carbon

monoxide, an odorless and deadlygas.

2. Beforecleaning, repairing, or inspecting,

make certainthe bladeandaii moving

parts havestopped. Disconnectthe

spark plug wire and ground againstthe

engineto prevent unintendedstarting.

3. Checkthe blade and engine mounting bolts

atfrequent intervals for proper tightness.

Also, visually inspect bladefor damage

(e.g., bent, cracked,worn) Replaceblade

with the original equipment manufacture's

(O.E.M.) bladeonly, listed in this manual.

"Useof parts which do not meetthe original

equipment specifications may leadto improper

performance and compromise safety!"

4. Lawnedger bladesare sharp andcancut.

Wrapthe bladeor weargloves, and use

extra caution when servicing them.

5. Keepall nuts, bolts, and screws tight to be sure

the equipment is in safeworking condition.

6. Nevertamper with safetydevices. Check

their proper operation regularly.

7. After striking a foreign object,stop the engine,

disconnect the spark plug wire and ground

against theengine.Thoroughly inspect the

lawn edgerfor anydamage. Repairthe damage

beforestarting andoperatingthe lawnedger.

8. Neverattempt to make awheel or cutting

height adjustment while the engine is running.

9. Many components on your newedger can

wearwith continued use. Forsafety protection,

frequently checkall edgercomponents and

replaceimmediately with original equipment

manufacturer's (O.E.M.)parts only, listed in this

manual. "Useof parts which do not meetthe

original equipment specifications may leadto

improper performanceand compromise safety!"

10. Donot changethe enginegovernor setting or

overspeedthe engine.Thegovernor controls the

maximum safe operatingspeedof the engine.

11. Maintain or replacesafety labels, asnecessary.

12. Observeproper disposal laws and

regulations,improper disposalof fluids

and materials canharm the environment.

Practices

WARNING

Thissymbol points

out importantsafety

instructionswhich,

if notfollowed,

could endangerthe

personalsafetyand/or

property of yourself

and others. Readand

follow all instructions

in this manualbefore

attemptingto operate

this machine. Failure

to complywith these

instructionsmay result

in personalinjury.

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.

:heedger

WILL rotate whenthe

starter rope ispulled,

iMPORTANT:

Thisunit isshipped

WITHOUT GASOLINE

or OIL.Aftersetting

upthe unit,service

enginewith gasoline

and oil as instructed

inthe separate engine

manual packedwith

your unit.

NOTE:Specificationsare

bjecttochangewithout

notificationorobligation.

Imagesmynotreflectyour

exactmodelandarefor

referencepurposesonly.

Figure 3-1

Securing the Handle

IMPORTANT:ThisunitisshippedWITHOUTGASOLINE

or OIL.Aftersettingupthe unit,serviceenginewith

gasolineandoil asinstructedin theseparateengine

manualpackedwithyourunit.

NOTE: Referencetorightorlefthandsideoftheedgeris

observedfromtheoperatingposition.

Positioning the Edger Handles

Removeanddiscardanypackagingcardboardthat

maybepresentbetweentheupperhandleandthelower

handle.

1. Pivottheupperhandleupwarduntilit snapsintoplace.

SeeFig.3-1.

2. Tightenthehandknobs,whichare locatedonboththe

leftand rightsidesofthehandle.

Figure 3-2

Attachingthe Starter Rope

1. Locatetheropeguidefoundonthe rightsideofthe

upperhandle.Loosen,butdo NOTremove,thewing

knobwhichsecurestheropeguidetotheupper

handle.SeeFig.3-2.

2. Standbehindtheunitand holdthebladecontrol

againsttheupperhandle.

3. Gentlypullthestarterropeoutof theengine.

_ WARNING: Theedgerblade WILL rotatewhenthe starter ropeispulled.

NOTE: Thestarterropewillnotpulloutoftheengine

unlessthebladecontrol(refertoFigure3-2) isdepressed

againsttheupperhandle.

4. Slipthestarterropethroughthetopof theropeguide.

Retightenthewingknobwhichsecuresthe ropeguide

totheupperhandle.

F Blade Control

Blade Depth Control Lever

(TransportPositionShown)

Starter Rope/

Recoil Starter

Primer

Bevel Adjustment Lever

Curb Height

Adjustment

Figure 4-1

,__ WARNING:Befamiliar with all controls

and their properoperation.Know how

__ to stop the machine and disengage

them quickly.

NOTE: Referto theEngineManualpackedwithyour

edgerfora detaileddescriptionofall engine-related

controlsandcomponents.

Starter Rope/ Recoil Starter

Thestarterrope/recoilstarterisusedtostarttheengine.

SeeFig.4-1

Primer

Theprimerisusedto pumpgasintothecarburetorand

aid in startingtheengine.Useittostarta coldengine,

butdo notuseitto restarta warmengineaftera short

shutdown.SeeFig.4-1

NOTE: Referto theEngineManualpackedwithyour

edgerfora detaileddescriptionofall engine-related

controlsandcomponents.

Blade Control

Locatedon theupperhandle,thebladecontrolmustbe

depressedagainsttheupperhandlein ordertooperate

the unit.Releasingthebladecontrolstopstheengine

and theedgerblade. SeeFig.4-1.

Blade Depth Control Lever

WARNIN

Be familiar with all

controls and their

properoperation:

Knowhowtostopthe

machineandd sengage

them quickly,

Curb Height Adjustment Lever

Thecurbheightadjustmentleverisfoundon therear

portionoftheedger.Whenplacedinan applicablenotch,

itaidsin stabilizingtheedgerwhileedginggrassalonga

curb.SeeFig.4-1.

Thebladedepthcontrolleveris locatedon therightside

oftheupperhandle.It isusedtocontrolthedepthofthe

cut.Thefurtherforwardthebladedepthcontrolleveris ..............

moved,thedeeperintothe soiltheedgerbladewillcut.....

See Fig.4-1. NOTE: Refertothe

Engine ManuaIpacked

withyouredgerfora

detailed descriptionof aii

engineirelatedcontrols

Bevel Adjustment Lever

Thebeveladjustmentleverislocatedon thefront,left

portionoftheedger,behindtheedgerblade.Itisusedto

varytheangleoftheedgerbladebetweenoneofthree

positionsforedging/trenchingor bevelededging.See

Fig.4-1.

IMPORTANT:Becomefamiliarwithallthecontrols

beforeoperatingtheedger.

IMPORTANT:

Becomefami!iarwithal!the

controls beforeoperating

theedgerl

NOTE:Specifications are

subjecttochangewithout

notificationorobligation:

ImagesmaYnotreflectYour

exactmodelandare for

referencepurposes

WARNING

Do not lower blade

if bladeisover

concrete,asphalt,

rocks or the like.The

blade can strikethe

supportingsurface,

resultinginpersonal

injuryor property

damage.

Neverfill fuel tank

indoors,with engine

runningor until the

engine hasbeen

allowedto coo[for

at leasttwo minutes

afterrunning.

The "Blade Control"

isasafetydevice.

Neverattemptto

bypass itsoperation.

Rotatingcutting

blade may throw

objects causing

personal injury.

Keep area clear of

bystanders and do

not operatewithout

guards in place.

Theoperationofanyedgercanresult

inforeign objectsbeingthrownintothe

eyes,whichcan resultinsevereeye

damage.Alwayswearsafetyglassesor

eyeshields.Werecommendwidevisionsafetymask

for overspectaclesor standardsafetyglasses.

_ ARNING: Donot lowerblade ifblade

isoverconcrete,asphalt,rocksor

the like.Bladecanstrikesupporting

surface,resulting inpersonalinjuryor

propertydamage.

AddingGasolineAndOil

Servicetheenginewithgasolineandoil asinstructed

intheEngineManualpackedwithyouredger.Read

instructionscarefully.

,i,4_11 WARNING:Neverfill fuel tankindoors,

with enginerunningor until the engine

hasbeenallowedto coolfor atleast two

minutesafter running.

StartingThe Engine

NOTE: RefertotheEngineManualpackedwithyour

edgerfora detaileddescriptionofallengbe-related

controlsandcomponents.

Tostarttheedger'sengine,proceedasfollows:

1. Attachthesparkplugwiretothesparkplug.Make

certainthemetalcapon theend ofthe sparkplug

wireisfastenedsecurelyoverthemetaltiponthe

sparkplug.

2. Movethebladedepthcontrolleverbacktothe

STARTpositionin theadjacent(top)notch.

3. Depresstheprimerbulbthreetimes,pausingtwoto

threesecondsbetweeneachpush.Incoldweather

(below50°F/19°0), itmaybenecessarytodepress

theprimerbulbfouror fivetimes.

IMPORTANT:Usingtheprimertorestarta warmengine

aftera shortshutdownisusuallynotnecessary.Doingso

mayresultina floodedengine.

4. Standingbehindtheunit,depressthebladecontroland

holditagainsttheupperhandlewithyourlefthand.

_ ARNING:Thiscontrolmechanismis

a safetydevice.Neverattemptto bypass

itsoperation.

5. Withyourrighthand,grasptherecoilstarterhandleand

slowlypulltheropeoutwarduntilenginereachesthe

startofitscompressioncycle(theropewillpullslightly

harderatthispoint).

6. Afterslowlyallowingtheropetorecoil,pulltherope

witha rapid,continuous,fullarmstroke.Keepa firm

griponstarterhandlethroughouttheentirestroke.

7. Allowthestarterhandletoslowlyreturntotheeyebolt.

NOTE: Iftheenginefailstostartafterthreepulls,depress

theprimeranadditionaltwotimesbeforepullingthestarter

ropeagain,

Stopping The Engine

Tostoptheedger'sengine,releasethebladecontrol.

NOTE: Seeyourenginemanualpackedwithyourunitfor

moredetailedinstructions.

,_ WARNING: Rotatingcuttingblade may

throw objects causingpersonalinjury.

• Keepareaclear of bystanders and do not

operatewithout guards in place.

Edging

beginedging,proceedasfollows:

Moveunittoareato beedged,makingsurethatthe

left rearwheelison a hardsurfaceandthebladeis

overtheareato becut. SeeFig.5-1.

2. Withbladecontrolleverin STARTposition,makea

passalongareatobeedgedbeforeproceedingtothe

nextnotch. Thefurtherforwardbladedepthcontrol

leverismoved,thedeeperor lowerthebladewillcut

intotheground. Severalpassesmaybenecessaryto

obtaindesireddepthofcut. Donotlowerblademore

thanonedepthnotchata timewithoutmakinga pass.

3. Forbestresults,proceedslowlyalongpathbeingedged,

slowlymovingedgerbackandforththroughcutting

area,againmakingsuretokeeptheleftrearwheelon

thehardsurfaceandthebladeinthecuttingpath,close

tobutnottouchingtheedgeofthehardsurface.

4. Onceyouhavefinishededgingselectedarea,raisethe

bladecontrolleverbackintotheSTARTposition,move

tothenextareato beedged,and proceedagainfrom

step1.thecurbtobe edgedalong.

Figure 5-1

EdgingAlongA Curb

Theright,rearwheeloftheedgercanbeloweredintoone

offivepositionstoeasethetaskofedgingalonga curb.

Toadjusttheheightofcurbwheel,proceedasfollows:

1. Lowerthe right,rearwheelbymovingthecurbheight

adjustmentleverslightlytotheleft.SeeFig.5-2.

2. Pivotthe right,rearwheelintoanapplicableposition

in relationtotheheightofthecurbtobe edgedalong.

SeeFig.5-2

3. Releasethecurbheightadjustmentlevertolockthe

wheelin position.SeeFig.5-2.

BevelAdjustment

Theangleoftheedgerbladecanbeadjustedbyplacing

thebeveladjustmentinoneofthreepositionsforedging.

SeeFig.5-3.

__k ARNING: Rotatingcuttingblade may

throw objects causingpersonal injury.

Keepareaclearof bystandersanddo

notoperate without guards inplace.

Beveling

Inorderto achievea bevellededge,setthebevel

adjustmentlever(referto Fig.5-3) in thefirst(lefthand)

orthird(righthand)notchto placetheedgerbladein

positionforbeveling(SeeFig.5-4).

Trenching(Optional)

Youcanutilizetheedger'soptionaltrenchingfeaturein

ordertocreatea widercuttingpathforsuchthingsas

layingwireforlandscapelighting.

WARNiNG: Disconnectthe sparkplug

wire and ground against the engine

before performingthe following steps.

WARNiNG: Theedger blade issharp.

Wearleatherwork gloves to protect

your handswhen working around the

edger blade.

1. Usetwowrenches(onewrenchto preventhexbolt

headfromspinningandtheothertounthreadthe

flangenut)to removeflangenutthatsecuresedger

blade,leavingtheedgerbladeinplace.SeeFig.5-5.

5. Installthe additionaledger bladesuppliedwith

yourunit (model554) and theflat washer.

See Fig.5-5.

6. Securewiththeflangenutremovedearlier.

IMPORTANT:Usea torquewrenchtotightentheflange

nutto between37foot-lbs,and50foot-lbs.

iMPORTANT:Makecertainthatdrivebeltisseated

correctlyonbladespindleandthatit is ridingsmoothly

on spindlesheavesand isnotpinchedbetweenthem.

Repeatfirstthreestepsifbeltispinched.

/"'Curb Height

Adjustment

Lever

Figure 5-2

Figure 5-3

Figure 5-4

Figure 5-5

WARNING

Disconnect the

spark plugwireand

groundagainst the

Disconnect the spark

plugwire and ground

against the engine

before performing the

following steps.

The edger blade is

sharp. Wear leather

work gloves to protect

your hands when

working around the

edger blade.

NOTE:Specificationsale

subjecttochangewithout

notificationorobligationl

Images rnynotreflectyour

exact modelandarefor

referencePurP0sesonlyl

Maintaining

WARNING

Disconnectthe spark

plugwireand ground

against the engine

before performing

anyadjustment,

repairsor mainte-

nance.

The edger blade

issharp. Wear

leatherwork gloves

to protectyour hands

whenworking around

the edger blade.

Disconnectthe spark

plugwire and ground

againstengine

before performingthe

following steps.

NOTE:SpeCificationsare

}

subject tochangewithout

notification orob!igationl

Imagesmynotreflectyour

exact medeland arefor

referencepurposeson!y,

X,, ,/

Figure6-1

Figure 6-2

_ ARNING: Disconnectthesparkplug

wire and groundagainst the engine

beforeperformingany adjustment,

repairsor maintenance.

Lubrication

Engine

RefertotheEngineManualpackedwithyouredgerforadetailed

descriptionofallengine-relatedservicespecifications.

Wheels

Lubricatethewheelsandbearingsatleastonceaseason

witha lightoil.Alsoifthewheelsareremovedforany

reason,lubricatethesurfaceof theaxleboltandtheinner

surfaceof thewheelwithlightoil.

Pivot Points

Lubricatethepivotpointsonthebladecontrolbail,blade

depthcontrollever,andifapplicable,thebladeadjustment

lever,andcurbheightadjustmentleverwith lightoil at

leastoncea season.

Bearing Block

Lubricatethebearingblockevery25 hoursor atleast

oncea season.Simplyapplyoil ateachendofthecover

plate. SeeFig.6-1.

Replacingthe EdgerBlade

__1 ARNING:The edgerblade issharp.

Wearleatherwork gloves to protect

yourhandswhenworking around the

edgerblade.

__ WARNING: Disconnectthe spark plug

wire and ground against engine before

performingthefollowing steps.

1. Usetwowrenches(onewrenchtopreventthehexbolt

headfromspinningandtheotherto removetheflange

nut)to removetheedgerblade.Referto Fig.6-2.

2. Removeanddiscardtheedgerbladebutretainthe

flangenut.

3. Installthereplacementedgerbladeandtheflangenut

removedearlier.

IMPORTANT:Usea torquewrenchtotightentheflange

nuttobetween37 fooNbs,and50 foot-lbs.

IMPORTANT:Makecertainthatthedrivebeltisseated

correctlyonthebladespindleandthatit isridingsmoothly

onthespindlesheavesand isnotpinchedbetweenthem.

Repeatthefirstthreestepsifthebeltispinched.

Replacing the DriveBelt

IMPORTANT:Toaid in reassembly,notetheorientation

ofthedrivebeltonthetwoidlerpulleysandtheengine

flywheelpulleypriortoperformingthefollowingsteps.

Referto Fig.6-3.

Theedgerdrivebeltissubjecttowearandshouldbe

replacedifanysignsofcracking,shreddingor rottingare

present.Toreplacethe belt,proceedasfollows:

Flangelock nut

1. Workinginfrontoftheedger,loosentheflangelock

nuton topofframe,allowingthe idlerpulleyassembly

topivotslightlyoutfromtheframe.SeeFig.6-3.

2. Withyourotherhand,carefullyreachunderthe

rearoftheunitand removethebeltfromaroundthe

engineflywheelpulley.SeeFig.6-3.

3. Removethe spindlesheavesbeltguardbyremoving

thetwo self-tappingscrewswhichsecureittothe

bladeplateassembly.SeeFig.6-4.

4. Carefullyremovethebeltfromoff ofthepulleys,

againmakingsureto notetheorientationofthebelt.

Discardthebelt.SeeFig.6-4.

Figure6-3

Workingfromthefrontoftheedger,placethebelt

ontothespindlesheaves,routeitbackontothe

twoidlerpulleys,andthenplaceitontotheengine

flywheelpulley.

IMPORTANT:Makecertainthatthe"V" sideofthebelt

isseatedintothetoppulleyandtheflatsideof thebeltis

seatedintothebottompulley.See Fig.6-3.

6. Reinstallthespindlesheavesbeltguardwiththeself

tappingscrewsremovedearlier.

7. Makecertainthat thedrivebeltison theengine

flywheelpulleyandidlerpulleys,and retightenthe

flangelocknuton thetopoftheframe.

IMPORTANT:Makecertainthatthedrivebeltis seated

correctlyandthatitis ridingsmoothlyon thespindle

sheavesand isnotpinchedbetweenthem.Repeatthe

firstthreestepsifthebeltispinched.

__1, ARNING: Neveroperatethe edger

without the spindle sheavesbelt

guard in place.

f Beltguard

WARNING

Never operate the

edger without the

spindle sheaves belt

guard in place.

NOTE:Specificationsare

SubjecttoChangewithout

notificationorob!igation

!mages rnynotreflectyour

exact modelandarefor

referencepurposeson!y:

Off-Season Storage

Observethefollowingwhenpreparingtheedgerfor

long-termstorage:

1. Cleanandlubricateunitthoroughlyasinstructed

maintenancesectionofthis manual.

2. RefertotheEngineManualpackedseparately

withtheedgerforenginemanufacturers's

storageinstructions.

3. Coattheedgerbladewithchassisgreasetoprevent

rustingandcorrosion.

4. Storetheedgerin a dry,cleanarea.Donotstorenext

toanycorrosivematerials,suchaslawnfertilizer.

5. Coattheedger,especiallyanyspringsandbearings

witha lightoil orsiliconespray.

IMPORTANT:Whenstoringanytypeof power

equipmentinan poorlyventilatedor metalstorageshed,

careshouldbetakentorustprooftheequipment.

Notes

i_il_ i _ _!ii _iii_i _ i ii

NOTE:Specificationsare

subjecttochangewithout

notificationorobligation.

Imagesmynotreflectyour

exactmodelandarefor

referencepurposesonly.

TroubleshootingGuide

Engineruns erratic

ExcessiveVibration

Sparkplugwireloose

Stalefuelin gasolinetank

Ventin gascapplugged

Wateror dirtinfuel system

Dirtyaircleaner

Carburetoroutofadjustment

Edgerbladebentordamaged

Bladespindlebentor damaged

Connectandtightensparkplugwire.

Draingasoline& refilltankwithclean,freshgasoline.

Clearventofanydebris.

Drainfueltank. Refillwithfreshfuel.

Referto the EngineManualpackedwith yourunit.

Replaceedgerblade.

ContactanauthorizedMTDservicedealer.

Troubl

Forparts and/or

accessories please

I! 1-330-220-4683,

or 1-800-800-7310

or visit

www.mtdproducts.

corn

NOTE:Specificationsare

subjectto changewithout

notificationorobligation.

Imagesmynotreflectyour :

exactmodelandarefor

referencepurposesonly. :

687-02022CurbHeightAdjustmentLever

2 687-02125ACurbHeightAdjusterPlate

3 687-02126BladePlateAssembly

4 710-0191Screw3/8-24

5 710-0411 Screw3/8-16

6 710-04389 HexScrew,5/16-18

7 710-0599 Self-tappingScrew,1/4-20

8 710-0654A Screw,3/8-16

9 710-0726 HexScrew,5/16-12

10 710-0870 HexScrew5/16-18

11 710-1143A HexScrew,5/8-18

12 710-1174 CarriageBolt,5/16-18

13 710-1205 RopeGuide(EyeBolt)

14 710-3180 HexScrew,5/16-18

15 711-04361 AxleShaft.50x6.65

16 711-04440 FrameSpacer.50x9.25

17 712-04063 LockFlangeNut,5/16-18

18 712-04065 FlangeNut 3/8-16

19 712-0417A FlangeNut,5/8-18

20 714-3010 ClevisPin3/32 x.625

21 718-04012 BearingCup

22 720-0142 Grip

23 720-0279 WingNut

24 720-04072 StarKnob

25 726-0299 PushCap1/2"rod

26 731-04207 BearingBlock

27 731-05063 DebrisGuard

28 731-05064 BladeGuard

29 732-0188A DoubleTorsionSpring

30 732-0369 CompressionSpring

31 732-04045 TorsionSpring

V-BELTSarespeciallydesignedtoengageand

disengagesafely.A substitute(non-OEM)V-Beltcan

bedangerousbynotdisengagingcompletely.

732-04169 CompressionSpring

33 734-1988 Wheel7 x 1.8SpokeBarGreyt

34 734-1987 Wheel8 x 1.8SpokeBarGreyt

35 736-0234 FiatWasher,.385x 1.5x.075

36 736-04088 FlatWasher.635x1.24x.181

37 736-0452 BellWasher,.396x1.140

38 738-04149 ShoulderScrew,3/8-16

39 738-0706C ShoulderScrew

40 738-0929 ShoulderScrew,3/8-16

41 741-0524 Bearing,.625IDx 1.57OD

42 746-04052 ControlCable(Tecumseh)

43 746-04036 WheelAdjustmentCable

44 747-04110 BladeAdjustmentRod

45 747-0976A BailHandle

46 749-04183 UpperHandle

47 749-04234 LowerHandle

48 750-04105 Spacer,.63x 1.12x 1.06

49 750-04129 Spacer

50 750-04142 PulleyMountSpacer

51 750-0547 Spacer,.64x.88x.50

52 754-04032B Belt

53 756-04148 FlatIdlerPulley,2.50D

54 756-0449 Sheave

55 756-1150A CombinationFlywheelPulley

56 781-0080 EdgerBlade

57 781-0427 BeltGuard

58 781-0741A DepthIndexBracket

59 781-0742 DepthIndexLever

60 787-01081A CoverPlate

61 787-01239 DualWheelBracket

62 787-01304 Frame

tOptional

J I

PartL st.

Handle/Frame/

WheelAssembly

Model 550Series

Forparts and/or

accessoriesplease calt

1-330-220-4683, or

1-800-800-7310

www.rntdproducts.eom

NOTE: SpecificationSare

subject tochangewithout

notificationor obligationI

Imagesmynotreflectyour

exact modelandarefor

MANUFACTURER'S LiMiTED WARRANTY FOR

ThelimitedwarrantysetforthbelowisgivenbyMTDLLCwithrespect

tonewmerchandisepurchasedandusedin theUnitedStates,its

possessionsandterritories.

"MTD"warrantsthisproductagainstdefectsinmaterialandworkman-

shipfora periodoftwo (2)yearscommencingonthedateoforiginal

purchaseandwill,at itsoption,repairor replace,freeofcharge,any

partfoundto bedefectiveinmaterialsorworkmanship.Thislimitedwar-

rantyshallonlyapplyifthisproducthasbeenoperatedandmaintained

inaccordancewiththeOperator'sManualfurnishedwiththeproduct,

andhasnotbeensubjectto misuse,abuse,commercialuse,neglect,

accident,impropermaintenance,alteration,vandalism,theft,fire,water,

ordamagebecauseofotherperilor naturaldisaster.Damageresulting

fromthe installationor useofanypart,accessoryor attachmentnot

approvedby MTDforusewiththeproduct(s)coveredbythis manual

willvoidyourwarrantyastoanyresultingdamage.

Normalwearpartsarewarrantedto befreefromdefectsinmaterialand

workmanshipfora periodofthirty(30)daysfromthedateof purchase.

Normalwearpartsinclude,butare notlimitedto itemssuchas: batter-

ies,belts,blades,bladeadapters,grassbags,riderdeckwheels,seats,

snowthrowerskidshoes,shaveplates,augerspiralrubberandtires.

HOW TO OBTAINSERVICE: Warrantyservice isavailable,WITH

PROOFOF PURCHASE,throughyour localauthorized service

dealer.Tolocate the dealer in yourarea, check yourYellowPages,

or contact MTDLLCat RO. Box361131,Cleveland,Ohio 44136-

0019,or call 1-800-800-7310or 1-330-220-4683 or log on to our

Website at www.mtdproducts.com.

Thislimitedwarrantydoesnot providecoverageinthefollowingcases:

a. Theengineor componentpartsthereof.Theseitemsmaycarrya

separatemanufacturer'swarranty.Refertoapplicablemanufacturer's

warrantyfortermsandconditions.

b. Logsplitterpumps,valves,andcylindershavea separateoneyear

warranty.

c. Routinemaintenanceitemssuchaslubricants,filters,blade

sharpening,tune-ups,brakeadjustments,clutchadjustments,deck

adjustments,andnormaldeteriorationoftheexteriorfinishdueto

useor exposure.

d. Servicecompletedbysomeoneotherthananauthorizedservice

dealer.

e. MTDdoesnotextendanywarrantyforproductssoldor exported

outsideoftheUnitedStates,its possessionsandterritories,except

thosesoldthroughMTD'sauthorizedchannelsofexportdistribution.

f. ReplacementpartsthatarenotgenuineMTDparts.

g. Transportationchargesandservicecalls.

Noimpliedwarranty,includingany impliedwarranty of mer-

chantabilityof fitness for a particular purpose,applies after the

applicable periodof expresswritten warranty aboveasto the

partsasidentified.Nootherexpresswarranty, whetherwrittenor

oral, exceptas mentioned above,givenby anypersonor entity,

includinga dealeror retailer, withrespect to any product,shall

bindMTD.Duringthe periodof the warranty,the exclusiveremedy

isrepairor replacementof the productas setforth above.

Theprovisionsasset forth inthis warrantyprovidethesoleand

exclusiveremedy arising from the sale.MTDshallnot beliable

for incidentalor consequentiallossor damageincluding,without

limitation, expensesincurredfor substituteor replacementlawn

careservicesor for rentalexpensesto temporarily replacea

warranted product.

Somestatesdo notallowtheexclusionor limitationofincidentalor

consequentialdamages,or limitationsonhowlongan impliedwarranty

lasts,sotheaboveexclusionsor limitationsmaynotapplytoyou.

Innoeventshallrecoveryofanykindbegreaterthantheamountofthe

purchasepriceof theproductsold.Alterationof safetyfeaturesof

the productshallvoid this warranty. Youassumetheriskandliability

forloss,damage,or injurytoyouandyourpropertyand/ortoothersand

theirpropertyarisingoutofthemisuseor inabilitytousethe product.

Thislimitedwarrantyshallnotextendtoanyoneotherthantheoriginal

purchaserorto thepersonforwhomitwas purchasedasa gift.

HOWSTATELAWRELATESTOTHISWARRANTY:This limited

warrantygivesyouspecificlegalrights,and youmayalsohaveother

rightswhichvaryfromstatetostate.

IMPORTANT:OwnermustpresentOriginalProofof Purchasetoobtain

warrantycoverage.

IViTDLLC, P.O. BOX 361131 CLEVELAND, OHiO 44136-0019; Phone: 1=800=800-7310, 1-330=220-4683

MTD 550 Series User manual

MTD 550 Series User manual

MTD 550 Series User manual

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