Toro 03911 Bedienungsanleitung

FormNo.3375-837RevC

18and22inchDPACuttingUnit

Reelmaster®3550SeriesTractionUnit

ModelNo.03911—SerialNo.313000001andUp

ModelNo.03912—SerialNo.313000001andUp

ModelNo.03913—SerialNo.313000001andUp

Registeratwww.Toro.com.

OriginalInstructions(EN)*3375-837*C

Introduction

Readthisinformationcarefullytolearnhowtooperateand

maintainyourproductproperlyandtoavoidinjuryand

productdamage.Youareresponsibleforoperatingthe

productproperlyandsafely.

YoumaycontactTorodirectlyatwww.Toro.comforproduct

andaccessoryinformation,helpndingadealer,ortoregister

yourproduct.

Wheneveryouneedservice,genuineToroparts,oradditional

information,contactanAuthorizedServiceDealerorToro

CustomerServiceandhavethemodelandserialnumbersof

yourproductready.Figure1identiesthelocationofthe

modelandserialnumbersontheproduct.Writethenumbers

inthespaceprovided.

Figure1

1.Locationofthemodelandserialnumbers

ModelNo.

SerialNo.

Thismanualidentiespotentialhazardsandhassafety

messagesidentiedbythesafetyalertsymbol(Figure2),

whichsignalsahazardthatmaycauseseriousinjuryordeath

ifyoudonotfollowtherecommendedprecautions.

Figure2

1.Safetyalertsymbol

Thismanualuses2otherwordstohighlightinformation.

Importantcallsattentiontospecialmechanicalinformation

andNoteemphasizesgeneralinformationworthyofspecial

attention.

Contents

Introduction..................................................................2

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

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

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

1Inspection............................................................4

2CuttingUnitKickstand..........................................4

3AdjustingtheRearShield.......................................5

4RepositioningtheCounterWeights..........................5

ProductOverview..........................................................7

Specications.........................................................7

CuttingUnitAccessoriesandKits(seeparts

catalogforpartnumbers)......................................7

Operation.....................................................................8

Adjustments...........................................................8

HeightofCutChartTerms......................................10

HeightofCutChart................................................12

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

Maintenance.................................................................18

Lubrication............................................................18

ServicingtheBedbar...............................................18

ServicingtheHDDualPointAdjusters

(DPA)...............................................................20

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

8111LyndaleAvenueSouth

Bloomington,MN554202

Contactusatwww.Toro.com.

PrintedintheUSA.

AllRightsReserved

Safety

Hazardcontrolandaccidentpreventionaredependent

upontheawareness,concern,andpropertraining

ofthepersonnelinvolvedintheoperation,transport,

maintenance,andstorageofthemachine.Improper

useormaintenanceofthemachinecanresultininjury

ordeath.Toreducethepotentialforinjuryordeath,

complywiththefollowingsafetyinstructions.

•Read,understand,andfollowallinstructionsinthe

tractionunitoperatorsmanualbeforeoperatingthe

cuttingunit.

•Read,understand,andfollowallinstructionsinthis

operatorsmanualbeforeoperatingthecuttingunit.

•Neverallowchildrentooperatethetractionunitor

cuttingunits.Donotallowadultstooperatetractionunit

orcuttingunitswithoutproperinstruction.Onlytrained

operatorswhohavereadthismanualshouldoperatethe

cuttingunits.

•Neveroperatethecuttingunitswhenundertheinuence

ofdrugsoralcohol.

•Keepallshieldsandsafetydevicesinplace.Ifashield,

safetydeviceordecalisillegibleordamaged,repairor

replaceitbeforeoperationiscommenced.Alsotighten

anyloosenuts,bolts,andscrewstoensurecuttingunitis

insafeoperatingcondition.

•Alwayswearsubstantialshoes.Donotoperatecutting

unitswhilewearingsandals,tennisshoes,sneakersor

shorts.Also,donotwearloosettingclothingwhich

couldgetcaughtinmovingparts.Alwayswearlongpants

andsubstantialshoes.Wearingsafetyglasses,safetyshoes

andahelmetisadvisableandrequiredbysomelocal

ordinancesandinsuranceregulations.

•Removealldebrisorotherobjectsthatmightbepicked

upandthrownbythecuttingunitreelblades.Keepall

bystandersawayfromtheworkingarea.

•Ifthecuttingbladesstrikeasolidobjectortheunit

vibratesabnormally,stopandshuttheengineoff.Check

cuttingunitfordamagedparts.Repairanydamagebefore

restartingandoperatingthecuttingunit.

•Lowerthecuttingunitstothegroundandremovekey

fromignitionswitchwhenevermachineisleftunattended.

•Besurecuttingunitsareinsafeoperatingconditionby

keepingnuts,boltsandscrewstight.

•Removekeyfromignitionswitchtopreventaccidental

startingoftheenginewhenservicing,adjustingorstoring

themachine.

•Performonlythosemaintenanceinstructionsdescribedin

thismanual.Ifmajorrepairsareeverneededorassistance

isdesired,contactanAuthorizedToroDistributor.

•Toensureoptimumperformanceandsafety,always

purchasegenuineTororeplacementpartsandaccessories

tokeeptheToroallTORO.Neveruse"will-t"

replacementpartsandaccessoriesmadebyother

manufacturers.LookfortheTorologotoassure

genuineness.Usingunapprovedreplacementparts

andaccessoriescouldvoidthewarrantyofTheToro

Company.

SafetyandInstructionalDecals.

Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyareaofpotential

danger.Replaceanydecalthatisdamagedorlost.

93–6688

1.Warning—readthe

Operator’sManualbefore

performingmaintenance.

2.Cuttinghazardofhandor

foot—stoptheengineand

waitforallmovingpartsto

stop.

Setup

LooseParts

Usethechartbelowtoverifythatallpartshavebeenshipped.

ProcedureDescriptionQty.Use

1Cuttingunit1Inspectthecuttingunit

2Nopartsrequired–Usethekickstandwhentippingthe

cuttingunit

3Nopartsrequired–Adjusttherearshield

4Nopartsrequired–Mountthecounterweights

MediaandAdditionalParts

DescriptionQty.Use

Partscatalog1

Operator'sManual1Reviewthematerialandsaveinanappropriateplace:

O-ring1Usewhenmountingreelmotortocuttingunit

Note:Determinetheleftandrightsidesofthemachine

fromthenormaloperatingposition.

Inspection

Partsneededforthisprocedure:

1Cuttingunit

Procedure

Afterthecuttingunitisremovedfromthebox,inspectthe

following:

1.Checkeachendofthereelforgrease.Greaseshouldbe

visiblyevidentintheinternalsplinesofthereelshaft.

2.Ensurethatallnutsandboltsaresecurelytightened.

3.Makesurethecarrierframesuspensionoperatesfreely

anddoesnotbindwhenmovedbackandforth.

CuttingUnitKickstand

NoPartsRequired

Procedure

Wheneverthecuttingunithastobetippedtoexposethe

bedknife/reel,propuptherearofthecuttingunitwiththe

kickstand(suppliedwiththetractionunit)tomakesurethe

nutsonthebackendofthebedbaradjustingscrewsarenot

restingontheworksurface(Figure3).

g020158

Figure3

1.Cuttingunitkickstand

AdjustingtheRearShield

NoPartsRequired

Procedure

Undermostconditions,bestdispersionisattainedwhenthe

rearshieldisclosed(frontdischarge).Whenconditionsare

heavyorwet,rearshieldmaybeopened.

Toopentherearshield(Figure4),loosenthecapscrew

securingtheshieldtotheleftsideplate,rotatetheshieldto

theopenpositionandtightenthecapscrew.

g020159

Figure4

1.Rearshield2.Capscrew

RepositioningtheCounter

Weights

NoPartsRequired

Procedure

Allcuttingunitsareshippedwiththecounterweightmounted

totheleftendofthecuttingunit.Usethefollowingdiagram

todeterminethepositionofthecounterweightsandreel

motors.

Figure5

1.Onthe#2and#4cuttingunits,removethe2lock

nutssecuringthecounterweighttotheleftendofthe

cuttingunit.Removethecounterweight(Figure6).

g020160

Figure6

1.Counterweight2.Locknuts

2.Removethe2locknutsfromtherightsideplate

(Figure7).

g026187

Figure7

1.Locknut(2)

3.Installthecounterweighttotherightendofthe

cuttingunitandsecurewiththe2locknutspreviously

removed.

4.Installthe2reelmotormountinglocknutstotheleft

sideplateofthecuttingunit(Figure7).

ProductOverview

Specications.

ModelNumberNetWeight

0391139kg(86lb.)

0391240kg(88lb.)

0391343kg(94lb.)

CuttingUnitAccessoriesandKits(see

partscatalogforpartnumbers)

Note:Allaccessoriesandkitsare1percuttingunitunless

otherwisespecied.

GrassBasketKit:Aseriesofclippingcollectionbaskets

attachedtothefrontofthecuttingunitstocollectgrass

clippings.

RearRollerBrushKit:Ahighspeed,highcontactbrush

thatkeepstherearrollerfreeofgrassanddebris,which

maintainsaconsistentheightofcutandpreventsclumping.

Thisleadstoabetterafter-cutappearance.

GroomerKit:Rotatingbladesassembledbehindthefront

rollerwhichprovidethebestmethodforreducinggrain

andspongyturfbystandingupthegrassbeforecutting.

Thegroomeralsoknocksoffdewfordecreasedstickiness

andclumping,opensupcanopyforbettergrassclipping

integration,andliftsgrassforacleancrispcut.Theoverall

designimprovesthequalityofcutforhealthierturfgrass

whileimprovingtheaftercutappearance

BroomerKit:Multiplebrushstripswovenintothehelical

groomerbladesimprovetheeffectivenessofthegroomerkit.

Performanceofthegroomerisenhancedbyenablingafull

width"Brooming"effectofturfwhileopeningupcanopy

forbettergrassclippingintegration.Thecombinationof

groomerandbroomersystemsoptimizethequalityofcutand

after-cutappearanceformoreconsistentplayingconditions.

Comb/ScraperKit:Axedcombinstalledbehindthefront

rollerwhichhelpsreducegrainandspongyturfbystanding

upthegrassbeforecutting.AscraperforthefrontWiehle

rollerisincludedinthekit.

HighHOCKit:Newfrontrollerbracketsandadditional

spacersfortherearrollerallowsthecuttingunittoachieve

heightsofcutabove25mm(1.00inch).Thenewfrontroller

bracketsalsomovethefrontrolleroutfarthertoimprove

after-cutappearanceattheseheightsofcut.

ShoulderRoller:Helpsreduceover-lapmarksforwarm

seasongrasses(Bermuda,Zoysia,Paspalum).

CollarKit(4neededperroller):Helpsreduceoverlap

marksforwarmseasongrasses(Bermuda,Zoysia,Paspalum).

Thiskitisinstalledontheouterthreegroovesoftheexisting

Wiehleroller,butisnotasaggressiveastheShoulderroller.

LongRearRoller:Helpsreduceover-lapmarksand

mismatchbetweencuttingunitsforwarmseasongrasses

(Bermuda,Zoysia,Paspalum).

FullFrontRoller:Helpsproducemorepronouncedstriping

(repeatedcuttinginthesamedirection/path),however,

effectiveheightofcutisraisedandqualityofcutisreduced.

Scrapers(Wiehle,Shoulder,RearRoller,FullFront

Roller):Fixedscrapersforalloptionalrollersareavailable

forreducinggrassbuilduponrollerswhichcanaffectheight

ofcutsettings.

RollerRebuildKit:Includesallthebearings,bearingnuts,

innersealsandoutersealsrequiredtorebuildaroller.

RollerRebuildToolKit:Includesallthetoolsand

installationinstructionsrequiredtorebuildaroller.

Operation

Note:Determinetheleftandrightsidesofthemachine

fromthenormaloperatingposition.

Adjustments

AdjustingtheBedknifetotheReel

Usethisproceduretosetthebedknifetothereelandtocheck

theconditionofthereelandbedknifeandtheirinteraction.

Aftercompletingthisprocedure,alwaystestthecutting

unitperformanceunderyoureldconditions.Youmay

needtomakefurtheradjustmentstoobtainoptimalcutting

performance.

Important:Donotovertightenthebedknifetothereel

oryouwilldamageit.

•Afterbacklappingthecuttingunitorgrindingthereel,you

mayneedtomowwiththecuttingunitforafewminutes

andthenperformthisproceduretoadjustthebedknifeto

thereelasthereelandbedknifeadjusttoeachother.

•Youmayneedadditionaladjustmentsiftheturfis

extremelydenseoryourcuttingheightisverylow .

Youwillneedthefollowingtoolstocompletethisprocedure:

•Shim0.05mm(0.002inch)—Toropartnumber125-5611

•Cuttingperformancepaper—Toropartnumber125-5610

1.Positionthecuttingunitonaat,levelworksurface.

Turnthebedbaradjustingscrewscounterclockwiseto

ensurethatthebedbardoesnotcontactthereel(Figure

8).

Figure8

1.Bedbaradjustingscrew

2.Tipthemower,toexposethebedknifeandreel.

Important:Makesurenutsonbackendofbedbar

adjustingscrewsarenotrestingonthework

surface(Figure9).

g020158

Figure9

1.Cuttingunitkickstand

3.Rotatethereelsothatabladecrossesthebedknife

approximately25mm(1inch)infromtheendofthe

bedknifeontherighthandsideofthecuttingunit.

Puttinganidentifyingmarkonthisbladewillmake

subsequentadjustmentseasier.Insertthe0.05mm

(0.002inch)shimbetweenthemarkedreelbladeand

thebedknifeatthepointwherethebladecrossesthe

bedknife.

4.Turntherightbedbaradjusterclockwiseuntilyoufeel

lightpressure(i.e.drag)ontheshim,thenbackoffthe

bedbaradjustertwoclicksandremovetheshim.(Since

adjustingonesideofthecuttingunitaffectstheother

side,thetwoclickswillprovideclearanceforwhenthe

othersideisadjusted)

Note:Ifstartingwithalargegap,bothsidesshould

initiallybedrawncloserbyalternatelytighteningthe

rightandlefthandsides.

5.Slowlyrotatethereelsothatthesamebladethatyou

checkedontherightsideiscrossingthebedknife

approximately25mm(1inch)infromtheendofthe

bedknifeonthelefthandsideofthecuttingunit.

6.Turntheleftbedbaradjusterclockwiseuntiltheshim

canbeslidthroughthereeltobedknifegapwithlight

drag.

7.Returntotherightsideandadjustasnecessarytoget

lightdragontheshimbetweenthesamebladeand

bedknife.

8.Repeatsteps6and7untiltheshimcanbeslidthrough

bothgapswithslightdrag,butoneclickinonboth

sidespreventstheshimfrompassingthroughonboth

sides.Thebedknifeisnowparalleltothereel.

Note:Thisprocedureshouldnotbeneededondaily

adjustments,butshouldbedoneaftergrindingor

disassembly.

9.Fromthisposition(i.e.oneclickinandshimnot

passingthrough)turnthebedbaradjustersclockwise

twoclickseach.

Note:Eachclickturnedmovesthebedknife0.018

mm(0.0007inches).Donotovertightenthe

adjustingscrews.

10.Testthecuttingperformancebyinsertingalongstrip

ofcuttingperformancepaper(Toropartnumber

125-5610)betweenreelandbedknife,perpendicular

tothebedknife(Figure10).Slowlyrotatethereel

forward;itshouldcutthepaper.

Figure10

Note:Shouldexcessivereeldragbeevident,itwillbe

eithernecessarytobacklaporregrindthecuttingunit

toachievethesharpedgesneededforprecisioncutting.

AdjustingtheRearRoller

1.Adjusttherearrollerbrackets(Figure11)tothedesired

heightofcutrangebypositioningtherequiredamount

ofspacersbelowthesideplatemountingange(Figure

11)pertheHOCChart.

g020161

Figure11

1.Spacer3.Sideplatemountingange

2.Rollerbracket

2.Raiserearofcuttingunitandplaceablockunder

bedknife.

3.Remove(2)nutssecuringeachrollerbracketandspacer

toeachsideplatemountingange.

4.Lowerrollerandscrewsfromsideplatemounting

angesandspacers.

5.Placespacersontoscrewsonrollerbrackets.

6.Re-securerollerbracketandspacerstounderside

ofsideplatemountingangeswithnutspreviously

removed.

7.Verifythatbedknifetoreelcontactiscorrect.Tip

mowertoexposefrontandrearrollersandbedknife.

Note:Thepositionoftherearrollertothereel

iscontrolledbythemachiningtolerancesofthe

assembledcomponentsandparallelingisnotrequired.

Alimitedamountofadjustmentispossiblebysetting

thecuttingunitonasurfaceplateandlooseningthe

sideplatemountingcapscrews(Figure12).Adjustand

retightencapscrews.Torquethecapscrewsto37-45

N-m(27-33ft-lb).

g020162

Figure12

1.Sideplatemountingcapscrews

HeightofCutChartTerms

HeightofCutSetting(HOC)

ThedesiredHeightofCut.

BenchSetHeightofCut

Theheightatwhichthetopedgeofthebedknifeissetabove

aatlevelsurfacethatcontactsthebottomofboththefront

andrearroller.

EffectiveHeightofCut

Thisistheactualheightthegrasshasbeencut.Foragiven

benchsetheightofcut,theactualheightofcutwillvary

dependingonthetypeofgrass,timeofyear,turfandsoil

conditions.Thecuttingunitsetup(aggressivenessofcut,

rollers,bedknives,attachmentsinstalled,turfcompensation

settings,etc.)willalsoaffecttheeffectiveheightofcut.Check

theeffectiveheightofcutusingtheTurfEvaluator,Model

04399regularlytodeterminethedesiredbenchsetheight

ofcut.

AggressivenessofCut

CuttingunitAggressivenessofCuthasasignicantimpact

ontheperformanceofthecuttingunit.Aggressivenessof

Cutreferstotheangleofthebedkniferelativetotheground

(Figure13).

Figure13

1.Rearspacers3.Aggressivenessofcut

2.Sideplatemountingange

Thebestcuttingunitsetupisdependentonyourturf

conditionsanddesiredresults.Experiencewiththecutting

unitonyourturfwilldeterminethebestsettingtouse.

Aggressivenessofcutmaybeadjustedthroughoutthecutting

seasontoallowforvariousturfconditions.

Ingeneral,lesstonormalaggressivesettingsaremore

appropriateforwarmseasongrasses(Bermuda,Paspalum,

Zoysia)whilecoolseasongrasses(Bent,Bluegrass,Rye)may

requirenormaltomoreaggressivesetups.Moreaggressive

setupscutmoregrassoffbyallowingthespinningreeltopull

moregrassupintothebedknife.

RearSpacers

Thenumberofrearspacersdeterminestheaggressiveness

ofcutforthecuttingunit.Foragivenheightofcut,adding

spacers,belowthesideplatemountingange,increasesthe

aggressivenessofthecuttingunit.Allcuttingunitsona

givenmachinemustbesettothesameaggressivenessofcut

(Numberofrearspacers,partno.119–0626),otherwisethe

after-cutappearancecouldbenegativelyaffected(Figure13).

TurfCompensationSettings

Theturfcompensationspringtransferstheweightfromthe

fronttotherearroller.(Thishelpstoreduceawavepattern

intheturf,alsoknownasmarcellingorbobbing.)

Important:Makespringadjustmentswiththecutting

unitmountedtothetractionunit,pointingstraight

aheadandloweredtotheshopoor.

1.Makesurethehairpincotterisinstalledintherearhole

inthespringrod(Figure14).

g020164

Figure14

1.Turfcompensationspring3.Springrod

2.Hairpincotter4.Hexnuts

2.Tightenthehexnutsonthefrontendofthespringrod

untilthecompressedlengthofthespringis5inches

(12.7cm)(Figure14).

Note:Whenoperatingonroughterraindecreasethe

springlengthby1.3cm(1/2inch).Groundfollowing

willbeslightlydecreased.

Note:Theturfcompensationsettingwillneedtobe

resetiftheHOCsettingortheAggressivenessofCut

settingischanged.

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