MTD 24A-020E762 Owner's manual

Brand: MTD

Model: 24A-020E762

Type: Owner's manual

This manual is also suitable for

020 Series

Safety • Assembly • Operation • Maintenance •Troubleshooting • Parts Lists •Warranty

OF A O AL

Chipper Shredder Vacuum - IVlodel Series 020

iMPORTANT

READ SAFETY RULES AND iNSTRUCTiONS CAREFULLY BEFORE OPERATION

Warning: Thisunitisequippedwithan internalcombustionengineandshouldnotbeusedon or nearanyunimprovedforest-covered,brush-

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

If a sparkarresterisused,itshouldbemaintainedineffectiveworkingorderbytheoperator.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.769-03188

5/30/2007

This Operator's IVlanual is an important part of your new chipper shredder vacuum, it will help you assem=

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

Table of Contents

Customer Support .............................................. 2

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

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

Setting UpYour Chipper Shredder Vacuum ..... 6

Operating Your Chipper Shredder Vacuum .... 10

Maintaining Your Chipper Shredder Vacuum. 14

Troubleshooting ................................................ 18

Parts List ........................................................... 20

Warranty ............................................................ 24

Espa_ol .............................................................. 25

Finding and Recording Model Number

BEFOREYOU STARTASSEMBLING

YOURNEW EQUIPMENT,

pleaselocate themodel plateon the equipment and copy

the informationtothe samplemodel plate providedto the

right.Youcan locatethe modelplate by standingbehind the

unitand looking downat theframe belowthe engine. This

informationwill benecessary to usethe manufacturer'sweb

site and/or obtainassistancefromthe CustomerSupport

Departmentoran authorizedservice dealer.

Model Number

www.mtdproducts.com

Serial Number

MTD LLC

P.O. BOX 361131

CLEVELAND, OH 44136

330 =220 =4683

800=800=731 0

Customer Support

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

purchased, without first contacting Customer Support.

Ifyou havedifficultyassemblingthis productor haveany questionsregardingthe controls, operation,or maintenanceof this

unit,you can seek helpfrom the experts. Choosefrom the optionsbelow:

1. Visitmtdproducts.com. Click onthe CustomerService tab.

2. Phone a CustomerSupport Representativeat 1.800.800.7310. Spanishspeakingagentsare available.

3. Theengine manufacturer isresponsiblefor allengine-related issueswith regards to performance,power-rating,specifica-

tions,warrantyand service. Pleaserefer tothe enginemanufacturer'sOwner's/Operator'sManual, packedseparatelywith

your unit,for more information.

Safety Labels Found On

Your Chipper Shredder

Vacuum

TO AVOID SERIOUS iNJURY

READ OPERATOR'S MANUAL.

KEEP HANDS OUT OF iNLET AND DISCHARGE OPENINGS WHILE MACHINE

iS RUNNING. ROTATING BLADES ARE iNSiDE

TURN ENGINE OFF AND ALLOW iMPELLER TOCOME TO COMPLETE STOP

BEFORE REMOVING BAG.

DO NOT ATTEMPT TO CLEAR A CLOG OR JAMWITH THE ENGINE RUNNING.

DO NOT OPERATE UNiT WITHOUT BAG OR OPTIONAL RLOWER CHUTE iN

• PLACE.

DO N(_" S'I_ND ORWALK IN FRONT OF IE_WER CHUTE OR AIM I[_T BYSTANDERS.

OBJECTSTHROWN OUT OF DISCHARGE CAN CPJSE PERSONAL iNJURY, i _

I " DONOTOPERATEWHENCNILDRENOROTHERSAREAROUND.

• WEAR APPROVED SAFETYGLASSES.

FRONT WHEEL / VACUUM NOZZLE HEIGHT

ADJUSTER

HiGH LOW

For use in To pick up wet

grass to pick material, pine

up leaves cones, acorns

and debris or material on

pavement.

WARNING

DO NOT removesafety

(or any) labels from

chippershredder

vacuumfor any reason.

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 complywith these

instructionsmay result

i inpersonalinjury.When

youseethis symbol.

i HEED ITS WARNING!

i Your Responsibility

Restrictthe use

ofthis powermachine

to personswho read.

i understand

andfollow the warnings

and instructions

i inthis manual

and onthe 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 inthis

manual.As with any typeof powerequipment,carelessnessor erroronthe part ofthe operatorcan

result inseriousinjury.This machine iscapableof amputatinghands andfeet andthrowingobjects.

Failureto observethe followingsafety instructionscould resultinserious injuryordeath.

Training

1. Read,understand,andfollowall instructionsonthe ma- 1.

chineandin the manual(s)beforeattemptingtoassemble

andoperate.Keepthismanualinasafe placefor future

andregularreferenceandfor orderingreplacementparts.

2. Befamiliarwithallcontrolsandtheirproperoperation. 2.

Knowhowtostopthe machineanddisengagethem

quickly.

3. Neverallow childrenunder16yearsoldto operatethis

machine.Children16yearsoldandovershouldreadand 3.

understandthe operationinstructionsandsafety rulesin

thismanualandshouldbetrainedand supervisedbya

parent.

4. Neverallow adultstooperatethismachinewithoutproper

instruction. 4.

5. Keepbystanders,helpers,pets,andchildrenat least

75feetfromthemachinewhile it isin operation.Stop

machineif anyoneentersthearea.

6. Neverrunan engineindoorsor inapoorlyventilatedarea. 5.

Engineexhaustcontainscarbonmonoxide,anodorless

anddeadlygas. 6.

7. Donotputhandsandfeetnearrotatingpartsorinthe

feedingchambersanddischargeopening.Contactwith

the rotatingimpellercanamputatefingers,hands,and

feet.

8. Neverattemptto unclogeitherthefeedintakeor dis-

chargeopening,removeor emptyvacuumbag,or inspect

andrepairthe machinewhilethe engineisrunning.Shut

theengineoffandwaituntilall movingpartshavecome

toacompletestop.Disconnectthe sparkplugwireand

groundit againstthe engine.

Preparation

Thoroughlyinspectthe areawherethe equipmentisto

beused.Removeall rocks,bottles,cans,orotherforeign

objectswhichcouldbe pickedupor thrownandcause

personalinjuryor damageto the machine.

Alwayswearsafetyglassesor safetygogglesduringopera-

tionor whileperforminganadjustmentor repair,to protect

eyes.Thrownobjectswhichricochetcancause serious

injurytothe eyes.

Wearsturdy,rough-soledworkshoesand close-fitting

slacksandshirts.Loosefittingclothesor jewelrycan be

caughtin movableparts.Neveroperatethis machine

in barefeetor sandals.Wearleatherworkgloveswhen

feedingmaterialin thechipperchute.

Beforestarting,checkallboltsand screwsfor propertight-

nessto besurethemachineisin safeworkingcondition.

Also,visuallyinspectmachineforanydamageatfrequent

intervals.

Maintainorreplacesafetyandinstructionslabels,as

necessary.

Toavoidpersonalinjuryorpropertydamageuseextreme

careinhandlinggasoline.Gasolineisextremelyflammable

andthe vaporsareexplosive.Seriouspersonalinjurycan

occurwhengasolineis spilledonyourselforyourclothes

whichcanignite.Washyourskinand changeclothes

immediately.

a. Useonlyanapprovedgasolinecontainer.

b. Extinguishallcigarettes,cigars,pipes,andother

sourcesofignition.

c. Neverfuel machineindoors.

d. Neverremovegascap oraddfuelwhilethe engineis hot

or running.

e. Allowengineto coolat leasttwo minutesbeforerefuel-

ing.

f. Neveroverfillfueltank. Filltankto nomorethan1/2

inchbelowbottomoffiller neckto providespacefor fuel

expansion.

g. Replacegasolinecap andtightensecurely.

h. If gasolineis spilled,wipeitoff theengineandequip-

ment.Movemachinetoanotherarea.Wait5minutes

beforestartingtheengine.

i. Neverstorethe machineorfuel containerinsidewhere

there isan openflame,spark,or pilotlight(e.g.furnace,

waterheater,spaceheater,clothesdryer,etc.).

j. Toreducea fire hazard,keepmachinefreeofgrass,

leaves,or otherdebrisbuild-up.Cleanupoilor fuel

spillageandremoveanyfuel soakeddebris.

k. Allowmachinetocoolat least5 minutesbeforestoring.

Operation

1. Donot puthandsandfeetnearrotatingpartsor inthe

feedingchambersanddischargeopening.Contactwiththe

rotatingimpellercanamputatefingers, hands,andfeet.

2. Beforestartingthe machine,makesurethe chipperchute,

feedintake,andcuttingchamberareemptyandfreeofall

debris.

3. Thoroughlyinspectall materialto beshreddedandremove

any metal,rocks,bottles,cans,orotherforeignobjects

whichcouldcausepersonalinjuryor damagetothe

machine.

4. Ifthe impellerstrikesaforeignobject or ifyourmachine

shouldstartmakinganunusualnoiseor vibration,

immediatelyshuttheengineoff.Allowthe impellertocome

to acompletestop.Disconnectthe sparkplugwire,ground

itagainstthe engineandperformthe followingsteps:

a. Inspectfordamage.

b. Repairorreplaceanydamagedparts.

c. Checkfor anyloosepartsand tightento assure

continuedsafeoperation.

5. Donotallowanaccumulationof processedmaterialtobuild

upinthe dischargearea.Thiscan preventproperdischarge

andresultin kickbackof materialthroughthefeedopening.

6. Donotattemptto shredorchipmateriallargerthan

specifiedonthe machineor inthis manual.Personalinjury

or machinedamagecouldresult.

7. Neverattemptto unclogeitherthe feedintakeordischarge

openingwhilethe engineisrunning.Shutthe engineoff,

wait untilall movingpartshavestopped,disconnectthe

sparkplugwireandgroundit againsttheenginebefore

clearingdebris.

8. Neveroperatewithoutvacuumbaganddischargechute

properlyattachedto the machine.Neveremptyor change

vacuumbagwhilethe engineisrunning.Zipperedend

of vacuumbag mustbekeptclosedatalltimes during

operation.

9. Neveroperatewithouteithertheinletnozzleoroptional

hoseattachmentproperlyattachedtothe machine.Never

attemptto attachorchangeeitherattachmentwhilethe

engineis running.

10.Keepall guards,deflectorsand safetydevicesin placeand

operatingproperly.

11.Keepyourface andbodybackand totheside ofthe chipper

chutewhilefeedingmaterialintothe machineto avoid

accidentalkickbackinjuries.

12.Neveroperatethis machinewithoutgoodvisibilityor light.

Alwaysbesureofyourfootingandkeepafirmholdonthe

handles.

13.Donotoperatethismachineon agravelsurface.

14.Donotoperatethismachinewhileunderthe influenceof

alcoholordrugs.

15.Mufflerandenginebecomehotandcan causea burn.Do

nottouch.

16.Neverpickupor carrymachinewhiletheengineisrunning.

Maintenance & Storage

1. Nevertamperwithsafetydevices.Checktheirproper

operationregularly.

2. Checkboltsandscrewsfor propertightnessatfrequent

intervalstokeepthe machinein safeworkingcondition.

Also,visuallyinspectmachineforanydamageandrepair,

if needed.

3. Beforecleaning,repairing,or inspecting,stopthe engine

andmakecertainthe impellerandall movingpartshave

stopped.Disconnectthe sparkplugwireandgroundit

againsttheengineto preventunintendedstarting.

4. Donotchangetheenginegovernorsettingsor overspeed

theengine.Thegovernorcontrolsthemaximumsafe

operatingspeedoftheengine.

5. Maintainor replacesafetyandinstructionlabels,as

necessary.

6. Followthismanualforsafe loading,unloading,transport-

ing,andstorageofthis machine.

7. Neverstorethe machineorfuel containerinsidewhere

thereisan openflame,sparkorpilotlightsuchasa water

heater,furnace,clothesdryer,etc.

8. Alwaysreferto theoperator'smanualforproperinstruc-

tionsonoff-seasonstorage.

9. Ifthefueltank hasto bedrained,dothisoutdoors.

10.Observeproperdisposallawsandregulationsfor gas,oil,

etc.toprotectthe environment.

Do not modify engine

Toavoidseriousinjuryordeath,donotmodifyengineinany

way.Tamperingwiththegovernorsettingcan leadto arunaway

engineandcauseit tooperateatunsafespeeds.Nevertamper

withfactorysettingofenginegovernor.

Notice regarding Emissions

Engineswhicharecertifiedto complywithCaliforniaand

federalEPAemissionregulationsfor SORE(SmallOff Road

Equipment)arecertifiedto operateonregularunleadedgaso-

line,andmayincludethefollowingemissioncontrolsystems:

EngineModification(EM)andThreeWayCatalyst(TWO)ifso

equipped.

Your Responsibility

Restrictthe useofthispowermachineto personswhoread,

understandandfollowthe warningsandinstructionsinthis

manualandonthe machine.

Practices

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 beforeattemptingto

operatethis machine.

Failureto comply with

these instructionsmay

result inpersonalinjury.

Whenyou seethis

symbol.

HEED iT S WARNING!

Your Responsibility

Restrictthe use

of this powermachine

to personswho read.

understand

and followthe warnings

and instructions

in this manua

and onthe machine.

IMPORTANT

This unitis shipped

without gasolineor

oil in the engine.Be

certainto service

enginewith gasoline

and oil as instructed

inthe separateengine

manual beforeoperat-

ingyour machine.

NOTE:All references

in this manualto the

left or rightside of

thechipper shredder

vacuum isfrom the

operatingposition only.

Exceptions,if any,will

i be specified.

WingNutJ

RopeGuide

,_j Upper Handle

_X, HandleKnobs

Carriage

Bolts

Lower Handle

/_ Carriage

WingNuts Screws

4F--_ Bag tBIower Chute

SafetyGlasses Bottleof EngineOil

_'_ _ _ Operator'sManual

1-If Equipped Ih_ll

Figure3-1

IMPORTANT:Thisunitisshippedwithoutgasolineoroil

in theengine.Becertainto serviceenginewithgasoline

andoilas instructedintheseparateenginemanual

beforeoperatingyourmachine.

NOTE:All referencesin thismanualtotheleft or right

sideof thechippershreddervacuumisfromtheoperat-

ingpositiononly.Exceptions,ifany,willbe specified.

REMOVING UNIT FROM CARTON

1. Lift unitfromthereartodetachitfromunderlying

cartonmaterialandroll unitoutofcarton.

2. Checkcartonthoroughlyforanyotherlooseparts.

NOTE:Makesurenottocrimpcableswhileremoving

loosepartsortheentireunitfromthecarton.

OPENING CARTON

1. Cuteachcornerofthecartonverticallyfromtopto

bottom.

2. Removealllooseparts.

3. Removeloosepackingmaterial.

LOOSE PARTS IN CARTON

(See Figure 3-1)

• UpperandLowerHandle

• Bag

• BlowerChute(Optional)

• SafetyGlasses

• EngineOil(Maybelocatedinbag)

• Operator'sManual

ATTACHING THE HANDLE

1. Removethehairpinclipsfromthehandlebrackets

and removethecarriagescrewsandwingnutsfrom

thelowerhandle.

a. Placethebottomholesinlowerhandle(notch

pointingdown)overthepinsonthehandle

bracketsandsecurewithhairpinclips.See

Figure3-2.

b. insertcarriagescrewsthroughupperholein

lowerhandlefromtheinsideandsecurewith

wingnuts.SeeFigure3-2.

2. a. Unfoldthe upperhandleuntilitalignswithlower

handle.Makesuretheropeguideisonthe right

sideofupperhandle.SeeFigure3-3.

iMPORTANT:Makesurethecablesare routedoutside

thelowerhandle.Also,donotcrimpthecableswhile

lifting upthehandles.

Figure3-2

........

b. Securethetwo handlesbytighteningthestar

knobs(carriageboltsmustbe seatedproperly

intothehandle).See Figure3-3.

Loosenthewingnutthatsecuresthe ropeguideto

therightsideofupperhandle.

a. Pullthestarterropeoutoftheengineslowly.

See Figure3-4.

b. Slipthestarterropeintothe ropeguide.

c. Tightenthewingnut.See Figure3-4.

Figure3-3

Figure3-4

upyo,.,

Chipper

Shredder

IMPORTANT

Makesure thecables

are routedoutsidethe

lowerhandle. Also do

not crimpthe cables

while lifting upthe

handles.

Up Your

Chipper

Shredder

NOTE: Thebag/chute

i switchbuttona_tachedto

themountingbracketmust

befullydepressedbythe

i tipoffronttab ontheblower

chuteor enginewillnot

sta"t.

_, ATTACHING THE BAG

1. Graspbaghandlewithonehandandslidelocking

rodon mountingbracketwithotherhandtoward

engine.Usetheendofmountingbracketas leverage

whenslidingthelockingrod.

2. Slipbagovertherimof thedischargeopeningand

releaselockingrodtosecurebaginplace.See

Figure3-5.

3. Snapbagcliptothetopofthelowerhandle.

4. Placelowerstrapson thebagoverthetopoflower

handle,hookingthemon thestuds.SeeFigure3-6.

NOTE:Thebag/chuteswitchbuttonattachedtothe

mountingbracketmustbefullydepressedbythetipof

fronttabon baghandlewhensecuringthe bagor engine

willnotstart.

Figure3-6

(if Equipped)

NOTE:Thebagmustbe removedbeforeinstallingthe

blowerchute.

1. Graspblowerchutewithonehandandslidelocking

rodonmountingbracketwithotherhandtoward

engine.Usetheendof mountingbracketasleverage

whenslidingthelockingrod.SeeFigure3-7.

2. Slip blowerchuteoverrimofdischargeopeningand

releaselockingrodto securechutein place,asin

Figure3-7.

3. Raisethenozzleheighttothehighestsettingwhen

usingtheblowerchute.Referto nozzleheight

adjustmentin thenextsection.

NOTE:Thebag/chuteswitchbuttonattachedtothe

mountingbracketmustbefullydepressedbythetipof

fronttabontheblowerchuteor enginewillnotstart.

NOZZLE HEIGHT ADJUSTMENT

Thenozzlecanbeadjustedto anyfivepositions,ranging

from5/8"to 41/8"groundclearance.Thenozzleheight

hastobeadjustedaccordingtoyardconditions.

1. Depressnozzleheightadjustmentlevertowards

wheel.SeeFigure3-8.

2. Movetheheightadjustmentleverforwardorback-

wardtoadjustthenozzleupwardsor downwards.

Makesurebothleversare inthesameposition.

3. Releaselevertowardsdeck.

NOTE:Ingeneral,raisethenozzleheighttovacuuma

thicklayerofleavesortooperatewiththe blowerchute.

Lowerthenozzleheightforsmoothersurfaces.

Figure3-7

Figure3-8

Chipper

Shredder

NOTE: Thebag/chute

switchbuttonattachedto

the mountingbracketmust

uefullydepressedbythe

tip offronttabon theblower

chuteor enginewillnot

start.

NOTE: Ingeneral,raise

thenozzleheighttovacuum

athicklayerofleaves.

Lowerthenozzleheightfor

smoothersurfaces.

WARNING

i The operation of any

chipper shredder

vacuum can result

inforeign objects

being thrown into

the eyes, whichcan

damage your eyes

severely. Alwayswear

the safety glasses

providedwith this

unit or eye shields

while operating or

while performing

i any adjustments or

repairs.

Know Your Chipper Shredder Vacuum

Starter

Handle

Bag

BagHandle

Fill

GasolineFill

Blower

Chutet

"_ Chipper

Chute

_" NozzleHeight

Adjustment Lever

tlf Equipped

Figure4-1

Nowthatyouhavesetupyouryardvacuumfor

operation,getacquaintedwithits controlsandfeatures.

Thesearedescribedbelowandillustratedonthis page.

Thisknowledgewillallowyoutouseyournewequip-

mentto itsfullestpotential.

_ WARNING:Theoperation of any

chipper shreddercanresultinforeign

objects beingthrown intothe eyes,

which candamageyour eyesseverely.Always wear

the safety glasses providedwith this unit or eye

shields whileoperating or while performingany

adjustments or repairs.

CHIPPER CHUTE

Allowstwigsandsmallbranchesupto 1-1/2"indiameter

tobefedintotheimpellerforchipping.SeeFigure4-1.

NOZZLE

Yardwastesuchas leavesor pineneedlescanbe

vacuumedupthroughthenozzleforshredding.

BAG

Collectsshreddedmaterialfedthroughthechipper

chuteor vacuumedthroughthe nozzle.

BLOWER CHUTE

(if Equipped)

Whenattachedtounit,theblowerchuteisusedto

dischargeyardwastesuchasleaves,pineneedle,or

smalltwigsacrossyard.

BAG HANDLE

Usedtograspbagin ordertoassistinattaching,remov-

ing,andemptyingbag.SeeFigure4-1.

NOZZLE HEIGHT ADJUSTMENT

LEVER

Usedtoadjustthenozzlegroundclearanceranging

approximatelyfrom5/8" to41/8".

STARTER HANDLE

Thestarterhandleisattachedtotherightupperhandle.

Standbehindunitand pullthestarterhandletostart

engine.SeeFigure4-1.

ENGINE CONTROLS

Seetheseparateenginemanualforthelocationand

functionofthecontrolson theengine.

,__ WARNING:Useextremecarewhenhan-

dlinggasoline. Gasolineisextremely

flammableand thevaporsare explosive.

Neverfuel machineindoorsor while

the engineishotor running.Extinguishcigarettes,

cigars,pipes,and othersourcesof ignition.

GAS AND OiL FILL-UP

1. Checkoil levelandaddoil ifnecessary.Followengine

manualforthis.SeeFigure4-1forlocationoftheoil

fill.

2. Servicetheenginewith gasolineasinstructedinthe

enginemanual.See Figure4-1forlocationofgasfill.

ChokeControl

_ WARNING:Neverfill fuel tank indoors

with enginerunningor until the engine

hasbeen allowed to coolfor at least two

minutesafter running.

Figure4-2

TO START ENGINE

IMPORTANT:Thebag/chuteswitchbuttonmustbefully

depressedbythetipoffronttabonbaghandleor blower

chuteforenginetostart.

1. Attachsparkplugwireandrubberboottosparkplug.

2. Makesuresafetyswitchwireisconnectedtoengine

and properlygroundedtomountingbracket.

3. Engineswith chokelever:

Movechokeleveronengineto CHOKEposition.(A

warmenginemaynotrequirechoking).

Engineswithprimer:

Primeengineasinstructedinseparateenginemanual.

4. Thethrottlecontrolleverislocatedontheengine.

MoveenginethrottlecontrollevertoFASTor START

position.SeeFigure4-2.

5. Standingbehindthe unit,graspstarterhandleandpull

ropeoutslowlyuntilenginereachesstartofcompres-

sioncycle(ropewillpullslightlyharderatthis point).

See Figure4-3.

6. Pullropewitha rapid,continuous,fullarmstroke.

Keepa firmgriponstarterhandle.Letroperewind

slowly.

7. Repeatthepreviousstepsuntilenginefires.When

enginestarts,movechokecontrol(ifequipped)

graduallyto RUNposition.

Figure4-3

8. If enginefalters,movechokecontrolbacktowardthe

throttlecontrolandrepeatsteps5 through7.

9. ALWAYSkeepthethrottlecontrolintheSTART/RUN

positionwhenoperatingtheYardVacuum.

__i= ARNING:Neverrun the engine

indoorsor ina poorly ventilated area.

Engineexhaustcontainscarbon

monoxide,an odorless and deadly gas.

WARNING

Useextreme care

when handling

gasoline.Gasoline is

extremely flammable

and the vapors are

explosive. Never fuel

machine indoors

or while the engine

is hot or running.

Extinguish cigarettes,

cigars, pipes, and

other sourcesof

ignition.

Never fill fuel tank

indoors with engine

running or until the

engine has been

allowed to cool for

at least two minutes

after running.

Never run the engine

indoors or ina poorly

ventilated area. En-

gine exhaust contains

carbon monoxide, an

odorless and deadly

gas.

Operating

WARNING

When movingthrottle

I control lever,be care-

i ful of heated surfaces

i and sharpedges on

muffler guard.

TO STOP ENGINE

1. Movethrottlecontrollevertoslow(turtle) position.

Wheneverpossible,graduallyreduceenginespeed

beforestoppingengine.

2. MovethrottlecontrollevertoSTOPor OFFposition.

3. Disconnectsparkplugwireandgroundit tothe

retainingposttopreventaccidentalstartingwhilethe

equipmentisunattended.

__k WARNING:Whenmoving throttle con-

trol lever,becarefulof heatedsurfaces

and sharpedgeson mufflerguard.

Outer Fla

Figure4-4

Figure4-5

Buttons

TO EMPTY BAG

1. Unhookbagstrapsfromthelowerhandle.

2. Unsnapbagclipfromthetopoflowerhandle.See

Figure4-4.

3. Graspbaghandlewithonehandandpulllockrod

onmountingbracketwithotherhandtowardengine

torelease.

4. Lift bagoff backofunit.

5. Twistthetwo buttonson thebackofthebagtoun-

lockandemptycontents.SeeFigure4-5.Holdbag

handleandbagclipwhileemptyingthecontents.

6. Compressbagopeningand foldinnerflapover

opening.

7. Foldouterflapoverinnerflapandinsertbuttonson

thebagthroughmetaloutlets.See Figure4-5.

8. Twistthebuttonstolockbag.Placebagbackonto

unitas instructedintheAssemblySection.

TO REMOVE BLOWER CHUTE

(if Equipped)

1. Graspblowerchutewithonehandandpulllock rod

on mountingbracketwithotherhandtowardengine

to release.Referto Figure4-6.

2. Removeblowerchutefromovertherimofthe

dischargeopening.

Placebothhandson topof upperhandleto pushunitover

yardwaste.Yardwastesuchasleavesandpineneedles

canbevacuumedupthroughthe nozzleforshredding.

Aftermaterialhasbeenshreddedbytheflailbladeson

theimpellerassembly,itwillbedischargedintocatcher

bagor throughblowerchute.Donotattempttoshredor

chipanymaterialotherthanvegetationfoundina normal

yard(i.e.branches,leaves,twigs,etc.)Avoidfibrous

plantssuchastomatovinesuntiltheyarethoroughly

driedout. Materialssuchasstalksor heavybranchesup

to 1-1/2"indiametermaybefedintothechipperchute.

__i= ARNING:Donot attempt to shred,

chip,or vacuumany material larger

thanspecifiedon the machineor inthis

manual. Personalinjuryor damageto the machine

couldresult.

IMPORTANT:Theflailscreenislocatedinsidethe

housinginthedischargearea.Iftheflailscreenbecomes

clogged,removeandcleanasinstructedin theMainte-

nancesection.Forbestperformance,itisalsoimportant

to keepthechipperbladesharp.

__i= WARNING:Donot at anytime make

anyadjustments without first stopping

engineand disconnecting sparkplug

wire.

Figure4-6

0 perat ing

Do not attempt

to shred, chip, or

vacuum any material

larger than specified

on the machine or in

this manual. Personal

injury or damage to

the machine could

result.

Do notat any time

makeany adjust-

ments withoutfirst

stoppingengine and

disconnecting spark

plugwire.

A_. WARNING:Alwaysstop engine, LUBRiCATiON

• Wheels:Lubricateeachwheelshoulderscrew

against enginebeforecleaning, (rearwheel)and pivotarmaxle(frontwheel)oncea

WARNING

I Alwaysstop engine,

disconnectspark

plug, and ground

} against engine before

i cleaning, lubricating

} or doing any kind of

i maintenance onyour

machine.

disconnect sparkplug, and ground

lubricating or doing any kindof

maintenanceon yourmachine.

GENERAL RECOMMENDATIONS

• Alwaysobservesafetyruleswhenperforming

anymaintenance.

• Thewarrantyon thisyardvacuumdoesnotcover

itemsthathavebeensubjectedtooperatorabuse

ornegligence.Toreceivefullvaluefromwarranty,

operatormustmaintaintheequipmentas

instructedhere.

• Someadjustmentswill havetobe madeperiodi-

callytomaintainyourunitproperly.

• Periodicallycheckallfastenersandmakesure

thesearetight.

seasonwithlightoil.

• Nozzleheight adjustment levers:Lubricatethe

pivotpointsofthenozzleheightadjustmentlevers

oncea seasonwithlightoil.

• Locking Rod: Lubricatethelockingrodwith lightoil

toeasetheapplicationofattachingonor removing

bag.

• Engine: Followtheseparateenginemanualpacked

withyourunitforlubricationinstructions.

EQUIPMENT CARE

• CleantheYardVacuumthoroughlyaftereachuse.

• Washbagperiodicallywithwater.Allowtodry

thoroughlyinshade.

• Iftheflailscreenbecomesclogged,removeand

cleanasinstructedbelow.

NOTE:Cleaningwithaforcefulsprayofwaterisnot

recommendedasitcouldcontaminatethefuelsystem.

ENGINE CARE

RefertotheMaintenancesectionofthe EngineOwner/

Operatormanualpackedwithyourunit. Readandfollow

instructionscarefully.

• Checkengineoil levelbeforeeachuseas

instructedin theseparateenginemanual.

Cleanor replaceair cleanerevery25 hoursunder

normalconditions.Cleaneveryfewhoursunder

extremelydustyconditions.Toservicetheair

cleaner,refertotheseparateenginemanual.

• Thesparkplug shouldbe cleanedandthegap

resetoncea season.Refertotheseparateengine

manualforcorrectplugtypeandgapspecifications.

• Cleanengineregularlywithaclothorbrush.Keep

areaaroundenginecleantopermitproperair

circulation.Removeall grass,dirtandcombustible

debrisfrommufflerarea.

__k ARNING:Beforeperforming any type

of maintenanceon the machine,wait for

allpartsto stopmoving anddisconnect

thesparkplugwire.Failureto follow

thisinstructioncouldresultin personalinjuryor

propertydamage.

REMOVING THE FLAIL SCREEN

Ifthedischargeareabecomesclogged,removetheflail

screenandcleanareaasfollows:

1. Stoptheengine.Makecertainthechipper/shredder

vacuumhascometoa completestop.

2. Beforeuncloggingthedischargechute,disconnect

and groundthe sparkplugwire to retaining post.

3. Removethevacuumbagor blowerchute(if

equipped)fromtheunitasinstructedintheOPERA-

TIONsectiontoobtainaccesstoflailscreen.

4. Removeselftappingscrewon rightsideofunitthat

attachestotheflailscreen.See Figure5-1.

5. Removehexscrewon topof rearhousingnear

mountingbracketandtheflangelocknutthat

securesflail screen.SeeFigure5-1.

6. Removeandcleanthescreenbyscrapingor wash-

ingwithwater.SeeFigure5-2.

7. Reinstallthescreen.

..... j

Figure5-1

Figure5-2

C hipper

WARNING

Before perform-

ing any type of

maintenance on the

machine, wait for all

partsto stop moving

and disconnect the

spark plugwire.

Failureto follow this

instructioncould

result in personal

injuryor property

damage.

Maintaining

Your

Chipper

Shredder

Vacuum

Figure5-3

......s /

SHARPENING OR REPLACING

CHIPPER BLADE

NOTE:Whentippingtheunit,emptytheoilandfueltank

andkeepenginesparkplugsideup.

1. Disconnectand ground thesparkplugwire to

retainingpost.

2. Removebagassemblyor blowerchute(ifequipped).

3. Removethethreehexcapscrewsholdingthe

chipperchutetotheupperhousing.SeeFigure5-3.

4. Removetheflangelocknuts,frontwheels,andwave

washersthatattachtothepivotarmassemblies.

SeeFigure5-4.

5. Removetheshoulderscrews,thrustwashers,and

bellwashersthatgothroughthepivotarmstothe

frontsupportbrace.Thefrontsupportbraceand lock

nutcanbe removedatthistimeaswell.

6. Removethethreescrewson theupperhousingthat

securethenozzlecover.SeeFigure5-5.

\\ "(_ Fiont Support Braceand Lock Nut \'\

Pivot Arm Assembly

BellWasher

Thrust Washer

Figure5-4

Wheel

Figure5-5

7, Carefullytilt andsupporttheunituptoprovide

accessunderneathto thenozzlemountinghardware

and impeller.Removethethreeshoulderbolts

securingtheblackplasticlowerflailhousingtothe

lowerhousing.Referto Figure5-6,

8. Tilt topof blackplasticlowerflailhousingtowardthe

engineto remove,

9, Usinga3/16"allenwrench,removetheflatheadcap

screwsthatholdthechipperbladetotheimpeller.

Thesescrewsareaccessiblethroughtheopening

createdwhenthechipperchutewasremovedearlier.

See Figure5-7,

10. Thenutsontheflatheadcapscrewscanbe

reachedfromunderneathusinga 1/2-inchsocket,

universal,andextension,SeeFigure5-8,

11, Replaceor sharpenchipperblade,Thebladecanbe

sharpenedwithafileor on agrindingwheel.

12, Whensharpeningblade,protecthandsbyusing

glovesandfollowtheoriginalangleofgrind,

13. Reassemblebyperformingthepreviousstepsinthe

oppositeorderand mannerofremoval,

NOTE:Tightenbladescrewsto210- 250in-lbs.Make

certainchipperbladeis reassembledwiththesharpedge

facingupward.

OFF SEASON STORAGE

• Whenstoringtheyardvacuuminan unventilated

or metalstorageshed,careshouldbetakento

rustproofthenon-paintedsurfaces.Usinga light

oil or silicone,coattheequipment,especiallyany

springs,bearings,andcables.

Removeall dirtfromexteriorofengineandequip-

ment.

Followlubricationrecommendations.

Refertoenginemanualforcorrectenginestorage

instructions.

Storeequipmentina clean,dryarea.Donotstore

inanareawhereequipmentispresentthatmayuse

a pilotlightor hasa componentthatcancreatea

spark.

Black

Nozzle

Shoulder Screws

Figure5-6

Flat Head Ca Screws

Chipper Blade

Figure5-7

Figure5-8

Chipper

Shredder

ii i _iI_ ii

Forrepairs beyond

the minor adjustments

listed here, contact

an authorized service

Problem Cause Remedy

Enginefailsto statr 1 Throtte evernot n correctstartng 1. Movethrotte everto FASTor

poskion. STARTposition.

2. Sparkplugwiredisconnected. 2. Connectwiretosparkplug.

3. ChokenotinCHOKEposition(if 3 Movechokeleverto CHOKE

equipped), position.

4. Fueltankemptyorstalefuel. 4. Filltankwithclean freshgasoline.

5. Enginenotprreed(ifequipped). 5 Prmeengneas nstructedn

EngineManual.

6. Fauyt spakpr ug. 6. Cean adjustgap orrepace,

7 Safetyswtch notdepressed 7. Safetyswitchmustbedepressed

- " " bythefronttab onthebaghande

whensecuringthebag.

8 Safetyswtchwre s notconnectedto _ Con ectsafet switchwireto

_. n y

engineor notproperlygrounded, engineconnectorandgroundto

Engineruns erratic

Sparkplugwireloose.

UnitrunningonCHOKE(ifequipped).

Blockedfuellineor stalefuel.

LowengineRPM.

Waterordirt infuelsystem.

6. Dirtyaircleaner.

7. Carburetoroutofadjustment.

1. Connectandtightenspark

plugwire.

2. MovechokelevertoOFFposition.

3. Cleanfuelline;filltankwithclean,

freshgasoline.

4. Alwaysrunengineatfullthrottle.

5. Drainfueltank.Refillwith

freshfuel.

6. Refertoenginemanual.

7. Seeauthorizedservicedealer.

Engineoverheats 1. Engineoil levellow. 1, Fillcrankcasewithproperoil.

2. Dirtyaircleaner. 2. Referto enginemanual.

3. Carburetornotadjustedproperly. 3. Seeauthorizedservicedealer.

Occasionalskips 1. Sparkpluggaptooclose. 1. Removesparkplugand adjustgap

(hesitates)at 2. Carburetoridlemixtureadjustment 2. Seeauthorizedservicedealer.

highspeed improperlyset.

Excessive 1. Loosepartsordamagedimpeller. 1 Seeauthorzedservcedeaer

Vibration

Unit does not 1. Dischargeareaclogged. 1. Stopengineimmediatelyand

discharge disconnectsparkplugwire.Clean

flailscreenandinsideofdischarge

opening.

2. Foreignobjectlodgedin impeller. 2. Stopengineanddisconnectspark

plugwire.Removelodgedobject.

3. LowengineRPM. 3. Alwaysrunengineatfullthrottle.

4. Vacuumbagisfull. 4. Emptybag.

Rateof discharge 1. LowengineRPM. 1. Alwaysrunengineatfullthrottle,

slowsconsiderably 2. Chipperbladedull. 2. Replacechipperbladeor seeyour

_ j _ t -

NOTES

Use this page to make notes and write down important information.

Model Series 020

[]

Impeller (719-0530A) cannot be

ordered separately.To order the

impeller, entire assembly (681-0152)

must be purchased.

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MTD 24A-020E762 Owner's manual

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Model: 24A-020E762

Type: Owner's manual

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