Toro 3550 Manuel utilisateur

FormNo.3428-584RevA

18-inchor22-inch8-Bladeor

11-BladeDPACuttingUnit

Reelmaster®3550or3555TractionUnit

ModelNo.03485—SerialNo.403450001andUp

ModelNo.03486—SerialNo.403450001andUp

ModelNo.03487—SerialNo.403450001andUp

ModelNo.03488—SerialNo.403450001andUp

Registeratwww.Toro.com.

OriginalInstructions(EN)*3428-584*A

ThisproductcomplieswithallrelevantEuropean

directives.Fordetails,pleaseseetheDeclarationof

Incorporation(DOI)atthebackofthispublication.

Introduction

Thiscuttingunitisdesignedforcuttinggrasson

well-maintainedlawnsingolfcourses,parks,sports

elds,andoncommercialgrounds.Usingthisproduct

forpurposesotherthanitsintendedusecouldprove

dangeroustoyouandbystanders.

Readthisinformationcarefullytolearnhowtooperate

andmaintainyourproductproperlyandtoavoid

injuryandproductdamage.Youareresponsiblefor

operatingtheproductproperlyandsafely.

Visitwww.Toro.comforproductsafetyandoperation

trainingmaterials,accessoryinformation,helpnding

adealer,ortoregisteryourproduct.

Wheneveryouneedservice,genuineT oroparts,or

additionalinformation,contactanAuthorizedService

DealerorT oroCustomerServiceandhavethemodel

andserialnumbersofyourproductready.Figure1

identiesthelocationofthemodelandserialnumbers

ontheproduct.Writethenumbersinthespace

provided.

Important:Withyourmobiledevice,youcan

scantheQRcodeontheserialnumberplate(if

equipped)toaccesswarranty,parts,andother

productinformation.

g279882

Figure1

1.Locationofthemodelandserialnumbers

ModelNo.

SerialNo.

Thismanualidentiespotentialhazardsandhas

safetymessagesidentiedbythesafety-alertsymbol

(Figure2),whichsignalsahazardthatmaycause

seriousinjuryordeathifyoudonotfollowthe

recommendedprecautions.

g000502

Figure2

Safety-alertsymbol

Thismanualuses2wordstohighlightinformation.

Importantcallsattentiontospecialmechanical

informationandNoteemphasizesgeneralinformation

worthyofspecialattention.

Contents

Safety.......................................................................3

GeneralSafety...................................................3

CuttingUnitSafety..............................................3

BladeSafety.......................................................3

SafetyandInstructionalDecals..........................3

Setup........................................................................4

1InstallingtheReelGreaseFitting......................4

2AdjustingtheCuttingUnit.................................5

3InstallingtheReelMotors.................................5

ProductOverview.....................................................6

Specications....................................................6

Attachments/Accessories...................................6

Operation..................................................................6

AdjustingtheCuttingUnit...................................6

AdjustingtheHeightofCut(HOC).....................10

Height-of-CutChartTerms................................12

Maintenance...........................................................14

UsingtheKickstandWhenTippingthe

CuttingUnit...................................................14

LubricatingtheCuttingUnits.............................14

Relief-GrindingtheReel...................................14

ServicingtheBedknife......................................16

ServicingtheBedbar........................................17

ServicingtheHDDualPointAdjusters

(DPA)............................................................19

ServicingtheRoller...........................................21

8111LyndaleAvenueSouth

Bloomington,MN554202

Contactusatwww.Toro.com.

PrintedintheUSA

AllRightsReserved

Safety

Thismachinehasbeendesignedinaccordancewith

ENISO5395andANSIB71.4–2017.

GeneralSafety

Thisproductiscapableofamputatinghandsandfeet.

Alwaysfollowallsafetyinstructionstoavoidserious

personalinjury.

•Readandunderstandthecontentsofthis

Operator’sManualbeforestartingthemachine.

•Useyourfullattentionwhileoperatingthe

machine.Donotengageinanyactivitythat

causesdistractions;otherwise,injuryorproperty

damagemayoccur.

•Donotputyourhandsorfeetnearmoving

componentsofthemachine.

•Donotoperatethemachinewithoutallguards

andothersafetyprotectivedevicesinplaceand

functioningproperlyonthemachine.

•Keepclearofanydischargeopening.

•Keepbystandersandchildrenoutoftheoperating

area.Neverallowchildrentooperatethemachine.

•Beforeyouleavetheoperator’sposition,dothe

following:

–Parkthemachineonalevelsurface.

–Lowerthecuttingunit(s).

–Disengagethedrives.

–Engagetheparkingbrake(ifequipped).

–Shutofftheengineandremovethekey(if

equipped).

–Waitforallmovementtostop.

Improperlyusingormaintainingthismachinecan

resultininjury.T oreducethepotentialforinjury,

complywiththesesafetyinstructionsandalways

payattentiontothesafety-alertsymbol,which

meansCaution,Warning,orDanger—personalsafety

instruction.Failuretocomplywiththeseinstructions

mayresultinpersonalinjuryordeath.

CuttingUnitSafety

•Thecuttingunitisonlyacompletemachinewhen

installedonatractionunit.Readthetraction

unitOperator’sManualcarefullyforcomplete

instructionsonthesafeuseofthemachine.

•Stopthemachine,removethekey(ifequipped),

andwaitforallmovementtostopbeforeinspecting

theattachmentafterstrikinganobjectorifthere

isanabnormalvibrationinthemachine.Makeall

necessaryrepairsbeforeresumingoperation.

•Keepallpartsingoodworkingconditionandall

hardwaretightened.Replaceallwornordamaged

decals.

•Useonlyaccessories,attachments,and

replacementpartsapprovedbyToro.

BladeSafety

Awornordamagedbladecanbreak,andapieceof

thebladecouldbethrowntowardyouorbystanders,

resultinginseriouspersonalinjuryordeath.

•Inspectthebladeperiodicallyforwearordamage.

•Usecarewhencheckingtheblades.Wrapthe

bladesorweargloves,andusecautionwhen

servicingtheblades.Onlyreplaceorsharpenthe

blades;neverstraightenorweldthem.

•Onmulti-bladedmachines,takecareasrotating1

bladecancauseotherbladestorotate.

SafetyandInstructionalDecals

Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyarea

ofpotentialdanger.Replaceanydecalthatisdamagedormissing.

decal93-6688

93-6688

1.Warning—readthe

instructionsbefore

servicingorperforming

maintenance.

2.Cuttinghazardofhandor

foot—shutofftheengine

andwaitformovingparts

tostop.

Setup

LooseParts

Usethechartbelowtoverifythatallpartshavebeenshipped.

ProcedureDescriptionQty.Use

1Straightgreasetting1Installthereelgreasetting.

2Nopartsrequired–Adjustthecuttingunit

O-ring1

3Capscrews(maycomeassembled)2Installthereelmotors.

MediaandAdditionalParts

DescriptionQty.Use

Operator'sManual1

PartsCatalog(notincluded)—refertothe

includedpostcardforinformationonobtaining

thePartsCatalog

–Reviewthematerialandsaveitinanappropriateplace.

Note:Determinetheleftandrightsidesofthe

machinefromthenormaloperatingposition.

InstallingtheReelGrease

Fitting

Partsneededforthisprocedure:

1Straightgreasetting

Procedure

Installthegreasettingonthereel-motorsideof

thecuttingunit.RefertoFigure3todeterminethe

positionofthereelmotorsbasedonthepositionofthe

cuttingunitonthemachine.

g031275

Figure3

1.Cuttingunit15.Cuttingunit5

2.Cuttingunit26.Reelmotor

3.Cuttingunit37.Weightorotheraccessory

(soldseparately)

4.Cuttingunit4

1.Removeanddiscardthesetscrewonthe

reel-motorsideplate(Figure4).

g031255

Figure4

1.Capscrew(2)3.Greasetting

2.Setscrew4.Greasevent

2.Installthestraightgreasetting(Figure4).

AdjustingtheCuttingUnit

NoPartsRequired

Procedure

1.Adjustthebedknifetothereel.

2.Adjusttherearrollerforyourheight-of-cut

requirements.

3.Settheheightofcut.

4.Adjusttherearshieldifnecessary.

5.Onceallofthecuttingunitsareinstalledon

thetractionunitandoperational,adjusttheturf

compensationsprings.

RefertoAdjustingtheCuttingUnit(page6)

forcompleteinstructionsforperformingthese

adjustments.

InstallingtheReelMotors

Partsneededforthisprocedure:

1O-ring

2Capscrews(maycomeassembled)

Procedure

Important:Beforeinstallingthereelmotors,

obtainandinstallthecounterweightsorother

accessoriesontheoppositesideofthecutting

unitsfromthereelmotorsasdescribedin

theinstructionsprovidedwiththeweightsor

accessories.

1.Installthecuttingunitsontothetractionunit;

refertothetractionunitOperator’sManualsfor

instructions.

2.Iftherearenocapscrewsonthereel-motorside

plate,installthem(Figure4).

3.InstalltheO-ringonthereelmotor(Figure4).

g031254

Figure5

1.O-ring

4.Installthereelmotorandsecureitwiththecap

screws.

5.Greasethesideplateuntilexcessgreasecomes

outofthegreasevent(Figure5).

ProductOverview

Specications

ModelNumberWeight

0348537kg(82lb)

0348639kg(85lb)

0348742kg(92lb)

0348844kg(97lb)

Attachments/Accessories

AselectionofToroapprovedattachmentsand

accessoriesisavailableforusewiththemachine

toenhanceandexpanditscapabilities.Contact

yourAuthorizedServiceDealerorauthorizedToro

distributororgotowww.Toro.comforalistofall

approvedattachmentsandaccessories.

Toensureoptimumperformanceandcontinuedsafety

certicationofthemachine,useonlygenuineT oro

replacementpartsandaccessories.Replacement

partsandaccessoriesmadebyothermanufacturers

couldbedangerous,andsuchusecouldvoidthe

productwarranty.

Operation

Note:Determinetheleftandrightsidesofthe

machinefromthenormaloperatingposition.

AdjustingtheCuttingUnit

AdjustingtheRearShield

Undermostconditions,youcanattainthebest

clippingdispersionwhentherearshieldisclosed

(frontdischarge).Whenconditionsareheavyorwet,

youmayopentherearshield.

Toopentherearshield(Figure6),loosenthebolt

securingtheshieldtotheleftsideplate,rotatethe

shieldtotheopenposition,andtightenthebolt.

g031243

Figure6

1.Bolt2.Rearshield

CheckingtheCuttingUnit

Thedualknobbedknife-to-reeladjustmentsystem

incorporatedinthiscuttingunitsimpliesthe

adjustmentprocedureneededtodeliveroptimum

mowingperformance.Thepreciseadjustment

possiblewiththedualknob/bedbardesigngives

thenecessarycontroltoprovideacontinual

self-sharpeningaction-thusmaintainingsharpcutting

edges,ensuringgoodqualityofcut,andgreatly

reducingtheneedforroutinebacklapping.

Priortomowingeachday,orasrequired,checkeach

cuttingunittoverifyproperbedknife-to-reelcontact.

Performthisprocedureevenifthequalityofcut

isacceptable.

1.Slowlyrotatethereelinareversedirection,

listeningforreel-to-bedknifecontact.

Note:Theadjustmentknobshavedetents

correspondingto0.018mm(0.0007inch)

bedknifemovementforeachindexedposition.

RefertoAdjustingtheBedknifetotheReel

(page7).

2.Testthecuttingperformancebyinsertingalong

stripofcuttingperformancepaper(ToroPart

125-5610)betweenthereelandthebedknife,

perpendiculartothebedknife(Figure7).Slowly

rotatethereelforward;itshouldcutthepaper.

g027166

Figure7

Note:Ifexcessivecontact/reeldragisevident,

eitherbacklap,refacethefrontofthebedknife,

orgrindthecuttingunittoachievethesharp

edgesneededforprecisioncutting;refertothe

ToroManualforSharpeningReelandRotary

Mowers,FormNo.09168SL.

Important:Lightcontactispreferred

atalltimes.Ifyoudonotmaintainlight

contact,thebedknifeandreeledgeswill

notsufcientlyself-sharpenandwilldull

afteraperiodofoperation.Ifyoumaintain

excessivecontact,thebedknifeandreelwill

wearquicker,wearunevenly,andthequality

ofcutmaybeadverselyaffected.

Note:Afterextendedrunning,aridgewill

eventuallydevelopatbothendsofthebedknife.

Roundofforlethesenotchesushwiththe

cuttingedgeofthebedknifetoensuresmooth

operation.

Note:Overtime,youwillneedtogrindthe

chamfer(Figure8),asitisonlydesignedtolast

40%ofthebedknifelife.

g031270

Figure8

1.Lead-inchamferonright

endofbedknife

3.1.5mm(0.060inch)

2.6mm(0.25inch)

Note:Donotmakethelead-inchamfertoo

largeasitmaycauseturftufting.

AdjustingtheBedknifetotheReel

Usethisproceduretosetthebedknifetothereeland

tochecktheconditionofthereelandbedknifeand

theirinteraction.Aftercompletingthisprocedure,

alwaystestthecuttingunitperformanceunderyour

eldconditions.Youmayneedtomakefurther

adjustmentstoobtainoptimalcuttingperformance.

Important:Donotovertightenthebedknifetothe

reeloryouwilldamageit.

•Afterbacklappingthecuttingunitorgrindingthe

reel,youmayneedtomowwiththecuttingunitfor

afewminutesandthenperformthisprocedure

toadjustthebedknifetothereelasthereeland

bedknifeadjusttoeachother.

•Youmayneedadditionaladjustmentsiftheturfis

extremelydenseoryourcuttingheightisverylow.

Youwillneedthefollowingtoolstocompletethis

procedure:

•Shim0.05mm(0.002inch)(PartNo.125-5611)

•Cuttingperformancepaper(PartNo.125-5610)

1.Positionthecuttingunitonaat,levelwork

surface.

2.Turnthebedbar-adjustingscrews

counterclockwisetoensurethatthebedbardoes

notcontactthereel(Figure9).

g019940

Figure9

1.Bedbar-adjustingscrew

3.Tipthecuttingunittoexposethebedknifeand

reel.

Important:Makesurethatthenutsonthe

backendofthebedbar-adjustingscrews

arenotrestingontheworksurface;usethe

kickstand(Figure10).

g027165

Figure10

1.Kickstand

4.Rotatethereelsothatabladecrossesthe

bedknifeapproximately25mm(1inch)infrom

theendofthebedknifeontherightsideofthe

cuttingunit.

Note:Putanidentifyingmarkonthisbladeto

makesubsequentadjustmentseasier.

5.Insertthe0.05mm(0.002inch)shimbetween

themarkedreelbladeandthebedknifeatthe

pointwherethebladecrossesthebedknife.

6.Turntherightbedbaradjusterclockwiseuntil

youfeellightpressure(i.e.drag)ontheshim,

thenbackoffthebedbaradjuster2clicksand

removetheshim.

Note:Adjusting1sideofthecuttingunitaffects

theotherside,the2clickswillprovideclearance

forwhentheothersideisadjusted.

Note:Ifstartingwithalargegap,bothsides

shouldinitiallybedrawncloserbyalternately

tighteningtherightandleftsides.

7.Slowlyrotatethereelsothatthesameblade

thatyoucheckedontherightsideiscrossing

thebedknifeapproximately25mm(1inch)in

fromtheendofthebedknifeontheleftsideof

thecuttingunit.

8.Turntheleftbedbaradjusterclockwiseuntilthe

shimcanbeslidthroughthereeltobedknife

gapwithlightdrag.

9.Returntotherightsideandadjustasnecessary

togetlightdragontheshimbetweenthesame

bladeandbedknife.

10.Repeatsteps8and9untiltheshimcanbeslid

throughbothgapswithslightdrag,but1clickin

onbothsidespreventstheshimfrompassing

throughonbothsides.

Note:Thebedknifeisnowparalleltothereel.

Note:Thisprocedureshouldnotbeneeded

ondailyadjustments,butshouldbedoneafter

grindingordisassembly.

11.Fromthisposition(i.e.,1clickinandshimnot

passingthrough)turnthebedbaradjusters

clockwise1clickeach.

Note:Eachclickturnedmovesthebedknife

0.018mm(0.0007inch).Donotovertighten

theadjustingscrews.

12.Testthecuttingperformancebyinsertingalong

stripofTorocuttingperformancepaperbetween

thereelandthebedknife,perpendiculartothe

bedknife(Figure11).

Note:Slowlyrotatethereelforward;itshould

cutthepaper.

g027166

Figure11

Note:Ifexcessivereeldragoccurs,either

backlaporgrindthecuttingunittoachievethe

sharpedgesneededforprecisioncutting.

AdjustingtheRearRoller

1.Adjusttherearrollerbrackets(Figure12)tothe

desiredheight-of-cutrangebypositioningthe

requiredamountofspacersbelowtheside-plate

mountingange(Figure12)pertheHOCChart.

g003324

Figure12

1.Spacer3.Side-platemountingange

2.Rollerbracket

2.Raisetherearofthecuttingunitandplacea

blockunderthebedknife.

3.Removethe2nutssecuringeachrollerbracket

andspacertoeachside-platemountingange.

4.Lowertherollerandscrewsfromtheside-plate

mountingangesandspacers.

5.Placethespacersontothescrewsontheroller

brackets.

6.Securetherollerbracketandspacersto

undersideofsideplatemountingangeswith

thenutspreviouslyremoved.

7.Verifythatthebedknife-to-reelcontactiscorrect.

Tipthemowertoexposethefrontandrear

rollersandbedknife.

Note:Thepositionoftherearrollertothereel

iscontrolledbythemachiningtolerancesofthe

assembledcomponents;therefore,parallelingis

notrequired.Alimitedamountofadjustmentis

possiblebysettingthecuttingunitonasurface

plateandlooseningtheside-platemountingcap

screws(Figure13).Adjustandtightenthecap

screws.T orquethecapscrewsto37to45N-m

(27to33ft-lb).

g027270

Figure13

1.Side-platemountingcapscrews

AdjustingtheTurf-Compensation

Settings

Theturf-compensationspringtransferstheweight

fromthefronttotherearroller.Thishelpstoreduce

awavepatternintheturf,alsoknownasmarcelling

orbobbing.

Important:Makespringadjustmentswiththe

cuttingunitmountedtothetractionunit,pointing

straightaheadandloweredtotheshopoor.

1.Makesurethatthehairpincotterisinstalledin

therearholeinthespringrod(Figure14).

g027169

Figure14

1.Turf-compensationspring3.Springrod

2.Hairpincotter4.Hexnuts

2.Tightenthehexnutsonthefrontendofthe

springroduntilthecompressedlengthofthe

springis12.7cm(5inches);refertoFigure14.

Note:Whenoperatingonroughterrain

decreasethespringlengthby1.3cm(1/2inch).

Groundfollowingwillbeslightlydecreased.

Note:Youwillneedtoresettheturf

compensationsettingiftheHOCsettingorthe

aggressiveness-of-cutsettingischanged.

AdjustingtheHeightofCut

(HOC)

Note:Forheightsofcutgreaterthan2.54cm(1inch)

installtheHighHeight-of-CutKit.

1.Loosenthelocknutssecuringtheheight-of-cut

bracketstothecutting-unitsideplates(Figure

15).

g027265

Figure15

1.Adjustingscrew3.Height-of-cutbracket

2.Locknut

2.Loosenthenutonthegaugebar(Figure16)

andsettheadjustingscrewtothedesiredheight

ofcut.Thedistancebetweenthebottomofthe

screwheadandthefaceofthebaristheheight

ofcut.

g003327

Figure16

1.Gaugebar4.Holesusedforsettingthe

heightofgroom(HOG)

2.Height-adjustingscrew5.Holenotused

3.Nut

3.Hookthescrewheadonthecuttingedgeofthe

bedknifeandresttherearendofthebaronthe

rearroller(Figure17).

4.Rotatetheadjustingscrewuntilthefrontroller

contactsthegaugebar(Figure17).Adjustboth

endsofrolleruntiltheentirerollerisparallelto

thebedknife.

g027266

Figure17

Important:Whensetproperly,therear

andfrontrollerswillcontactthegauge

barandthescrewwillbesnugagainstthe

bedknife.Thisensuresthattheheightofcut

isidenticalatbothendsofthebedknife.

5.Tightenthenutstosecuretheadjustment.

Note:Donotovertightenthenuts.Tightenthem

justenoughtoremoveplayfromthewasher.

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