Toro 686 User manual

FormNo.3425-248RevA
Aerator686and687
ModelNo.44856—SerialNo.402900001andUp
ModelNo.44867—SerialNo.402900001andUp
Registeratwww.Toro.com.
OriginalInstructions(EN)*3425-248*A

ThisproductcomplieswithallrelevantEuropean
directiveswhenCEKit95-3350isinstalled;fordetails,
pleaseseetheseparateproductspecicDeclaration
ofConformity(DOC)sheet.
TheDOTtireinformationislocatedonthesideof
eachtire.Thisinformationgivesloadandspeed
ratings.Replacementtiresshouldhavethesameor
betterratings.RefertoSpecicationstoensurethat
thetiresmeetorexceedtheweightrequirementsof
yourmachine.
WARNING
CALIFORNIA
Proposition65Warning
Useofthisproductmaycauseexposure
tochemicalsknowntotheStateof
Californiatocausecancer,birthdefects,
orotherreproductiveharm.
Introduction
Thisaeratorisintendedtobeusedbytrained
operatorsinresidentialandcommercialapplications.
Itisprimarilydesignedforaeratingareasof
well-maintainedlawnsonresidentialgrounds,parks,
sportselds,andoncommercialgrounds.
Readthisinformationcarefullytolearnhowtooperate
andmaintainyourproductproperlyandtoavoid
injuryandproductdamage.Youareresponsiblefor
operatingtheproductproperlyandsafely.
Visitwww.Toro.comforproductsafetyandoperation
trainingmaterials,accessoryinformation,helpnding
adealer,ortoregisteryourproduct.
Wheneveryouneedservice,genuineToroparts,or
additionalinformation,contactanAuthorizedService
DealerorT oroCustomerServiceandhavethemodel
andserialnumbersofyourproductready.Figure1
identiesthelocationofthemodelandserialnumbers
ontheproduct.Writethenumbersinthespace
provided.
Important:Withyourmobiledevice,youcan
scantheQRcode(ifequipped)ontheserial
numberplatetoaccesswarranty,parts,andother
productinformation.
g265026
Figure1
1.Modelandserialnumberlocation
ModelNo.
SerialNo.
Thismanualidentiespotentialhazardsandhas
safetymessagesidentiedbythesafety-alertsymbol
(Figure2),whichsignalsahazardthatmaycause
seriousinjuryordeathifyoudonotfollowthe
recommendedprecautions.
g000502
Figure2
1.Safety-alertsymbol
Thismanualuses2wordstohighlightinformation.
Importantcallsattentiontospecialmechanical
informationandNoteemphasizesgeneralinformation
worthyofspecialattention.
©2018—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN554202
Contactusatwww.Toro.com.
PrintedintheUSA
AllRightsReserved

Contents
Safety.......................................................................3
GeneralSafety...................................................3
SafetyandInstructionalDecals..........................4
Setup........................................................................5
1InstallingtheWheels........................................6
2InstallingtheWeights.......................................6
3MountingtheT ongueAssembly.......................6
4AttachingthePumpandCylinder
Assembly........................................................8
ProductOverview.....................................................9
Specications....................................................9
Attachments/Accessories...................................9
Operation................................................................10
AssemblingtheAeratortotheTraction
Unit...............................................................10
InstallingtheTines............................................12
UsingtheAerator..............................................12
Maintenance...........................................................14
RecommendedMaintenanceSchedule(s)...........14
Lubrication..........................................................14
LubricatingtheBearings...................................14
ChassisMaintenance...........................................15
CheckingTireAirPressure...............................15
CheckingtheMainArmsBushings....................15
AdjustingtheSprings........................................16
CheckingtheTines...........................................16
Storage...................................................................17
Safety
GeneralSafety
•Readandunderstandthecontentsofthe
Operator’sManualforboththeaeratorandthe
tractionunit.
•Trainalloperatorsandservicepersonnelonthe
aerator.
•Raisethetines,slowdown,andusecautionwhen
crossingsurfacesotherthangrassandwhen
transportingthemachine.
•Donotoperatethemachinewhenill,tired,or
undertheinuenceofalcoholordrugs.
•Useextremecarewhenloadingorunloadingthe
aeratorintoatrailerortruck.
•Operatetheaeratoratalowerspeedwhenyou
areonaslope.
•Donotusetheaeratorneardrop-offs,ditches,
embankments,orbodiesofwater.Theaerator
couldsuddenlyrolloverifawheelgoesoffthe
edge.
•Stopthetractionunit,raisethetines(aerator
model44867),shutofftheengine,engagethe
parkingbrake,removethekey,andwaitforall
movementtostopbeforeadjusting,cleaning,or
repairingtheaerator.
•Alwaysweargloveswhenservicingthetines.
Replacedamagedtines.
•Donotputhandsorfeetnearmovingcomponents
ofthemachine.
Improperlyusingormaintainingthismachinecan
resultininjury.Toreducethepotentialforinjury,
complywiththesesafetyinstructionsandalways
payattentiontothesafety-alertsymbol,which
meansCaution,Warning,orDanger—personalsafety
instruction.Failuretocomplywiththeseinstructions
mayresultinpersonalinjuryordeath.
Youcanndadditionalsafetyinformationwhere
neededthroughoutthismanual.
3

SafetyandInstructionalDecals
Safetydecalsandinstructionsare
easilyvisibletotheoperatorandare
locatednearanyareaofpotential
danger.Replaceanydecalthatis
damagedormissing.
decal106-0229
106-0229
1.Warning—removethe
keyfromtheignition
andreadtheOperator's
Manualbeforeperforming
maintenance.
2.Cutting/severinghazard
ofhand;cutting/severing
hazardoffoot.
decal58-6520
58-6520
1.Grease
decal133-8061
133-8061
4

Setup
LooseParts
Usethechartbelowtoverifythatallpartshavebeenshipped.
ProcedureDescriptionQty.Use
Wheelassembly2
Spacer4
Axle2
Slottednut2
1
Cotterpin2
Installthewheels.
Weight12
Bolt(1/2x2-3/4inch)6
2Flangedlocknut(1/2inch)6
Installtheweights.
Tongueassembly1
Bracket2
Bolt(1/2x2-1/2inch)6
Nut(1/2inch)6
Washer(1/2inch)6
Lockwasher(1/2inch)6
Lockpin1
3
Hairpincotterpin(small)1
Mountthetongueassembly.
Pumpandcylinderassembly1
Screw(3/8x1-1/4inch)2
Washer(3/8inch)2
Locknut(3/8inch)2
Screw(1/2x1-1/4inch)1
Nut(1/2inch)1
Lockwasher(1/2inch)1
Vibrationstrap1
Cylinderpin2
4
Hairpincotterpin(large)2
Attachthepumpandcylinderassembly.
MediaandAdditionalParts
DescriptionQty.Use
Operator'sManual1Readbeforeoperatingthemachine.
Determinetheleftandrightsidesofthemachinefromthenormaloperatingposition.
5

1
InstallingtheWheels
Model44856
Partsneededforthisprocedure:
2Wheelassembly
4Spacer
2Axle
2Slottednut
2Cotterpin
Procedure
1.Positionthewheelassemblyand2spacers(1
oneachsideofthewheelhub)betweenthe
frameasshowninFigure3.
g029051
Figure3
1.Axle4.Wheelspacer
2.Cotterpin5.Wheelassembly
3.Slottednut
2.Inserttheaxlethroughtheframe,spacers,and
wheel(Figure3).
3.Threadtheslottednutontotheaxle(Figure3)
andtightenitwithahandwrenchto8to20N∙m
(75to180in-lb).
4.Rotatethewheeltoseatthebearingsand
removeendplay.
5.Loosenthecastlenutuntilitseparatesfromthe
frame,andthewheelhubhasendplay.
6.Tightentheslottednutto1.5to2N∙m(15to20
in-lb)whilerotatingthewheel.
Note:Ifthecotterpinholeintheaxleshaftis
misalignedwithaslotinthenut,loosenthenut
untiltheholeandslotaligns.
7.Installthecotterpin(Figure3).
8.Greasethewheelbearingsuntilthewheelhub
cavityiscompletelyfullandyouseeslight
leakageattheseals.
2
InstallingtheWeights
Partsneededforthisprocedure:
12Weight
6Bolt(1/2x2-3/4inch)
6Flangedlocknut(1/2inch)
Procedure
InstalltheweightsasshowninFigure4.
g214817
Figure4
1.Flangedlocknut(1/2inch)3.Bolt(1/2x2-3/4inch)
2.Weight
6

3
MountingtheTongue
Assembly
Model44856
Partsneededforthisprocedure:
1Tongueassembly
2Bracket
6Bolt(1/2x2-1/2inch)
6Nut(1/2inch)
6Washer(1/2inch)
6Lockwasher(1/2inch)
1Lockpin
1Hairpincotterpin(small)
Procedure
1.Removethebrackets,lockpin,andhardware
fromthetongueattachmentpointsoftheaerator.
2.Alignthetongueassemblywiththeaeratoras
showninFigure5.
g216322
Figure5
3.Alignthebracketsontheaeratorasshownin
Figure6.
g216319
Figure6
4.Securethetongueassemblyandthebrackets
withthehardwareasshowninFigure7and
torquethenutsto54to74N∙m(67-83ft-lb).
g216320
Figure7
1.Nut(1/2inch)3.Washer(1/2inch)
2.Lockwasher(1/2inch)4.Bolt(1/2x2-1/2inch)
5.Installthelockpinandsecureitwiththesmall
hairpincotterasshowninFigure8.
7

g216321
Figure8
4
AttachingthePumpand
CylinderAssembly
Model44856
Partsneededforthisprocedure:
1Pumpandcylinderassembly
2Screw(3/8x1-1/4inch)
2Washer(3/8inch)
2Locknut(3/8inch)
1Screw(1/2x1-1/4inch)
1Nut(1/2inch)
1Lockwasher(1/2inch)
1Vibrationstrap
2Cylinderpin
2Hairpincotterpin(large)
Procedure
Note:Donotkinkorpinchthehydraulichose.
Alignthepumpandcylinderassemblyandsecure
themasshowninFigure9.
g216317
g216318
Figure9
1.Washer(3/8inch)6.Nut(1/2inch)
2.Screw(3/8x1-1/4inch)7.Lockwasher(1/2inch)
3.Hairpincotter(large)8.Vibrationstrap
4.Cylinderpin9.Locknut(3/8inch)
5.Screw(1/2x1-1/4inch)
8

ProductOverview
Specications
FrameWeldedtubularsteel;divided
into3sections,eachsection
moveshorizontallyand
diagonallytofollowcontour,
springloaded
Aeratingwheels12castings,70lb,4per
section,withpermanentroll
pineveryotherhole
Shaft1-1/4inch,machinedto1inch
Tines96,8perwheel,securedwith
1bolt,rollpininwheelsecures
secondholeintine;1/2or3/4
inchopenorclosed,4inch
slicingbladesareavailable
BearingsSelfsealed,selfaligned
Transporttires(Model44856
only)
4.80x8—2ply
HitchDroppin(Model44856)
3point—Category1tractor
type(Model44867)
Liftmechanism(Model44856
only)
Handhydraulicpumptoa10
inchstrokecylinder.Hydraulic
uidrequiredisMobilDTE15
Morequivalent
Springs6toassistdownpressureon
tines
Aeratingswath2m(78inches)
Pattern15cm(6inches)oncenter
Operatingspeed1to16km/h(1to10mph),
dependingonconditions
2.2m(90inches)(Model
44856)
Overallwidth
2m(82inches)(Model44867)
674kg(1,485lb)(Model
44856)
Weight
569kg(1,255lb)(Model
44867)
Attachments/Accessories
AselectionofT oroapprovedattachmentsand
accessoriesisavailableforusewiththemachine
toenhanceandexpanditscapabilities.Contact
yourAuthorizedServiceDealerorauthorizedToro
distributororgotowww.T oro.comforalistofall
approvedattachmentsandaccessories.
Toensureoptimumperformanceandcontinuedsafety
certicationofthemachine,useonlygenuineT oro
replacementpartsandaccessories.Replacement
partsandaccessoriesmadebyothermanufacturers
couldbedangerous,andsuchusecouldvoidthe
productwarranty.
9

Operation
Note:Determinetheleftandrightsidesofthetraction
unitfromthenormaloperatingposition.
AssemblingtheAeratorto
theTractionUnit
PreparingtheTractionUnit
1.Parkthetractionunitonalevelsurface,shutoff
theengine,engagetheparkingbrake,remove
thekey,andwaitforallmovementtostopbefore
leavingthemachine.
2.Visuallyinspectthetractionunitforanyloose
hardwareoranyotherpossibleproblems.
Tightenloosehardwareandcorrectany
problemsbeforeoperating.
AttachingAerator
Model44856
Attachthehitchoftheaeratortothetongueofthe
tractionunitusingthehardwareofthetractionunit.
Important:Donotliftthetonguebyhand.Use
thetonguejackorpoweredlifttoalignthehitch
tothetractionunit.
1.Checkthetireairpressure;refertoChecking
TireAirPressure(page15).
2.Lowerthe3-pointhitch;refertotheoperator’s
manualforyourtractionunit.
3.Ifinstalled,removethelynchpin,clevispin,and
upper3-pointlinkfromtheupper-linkbracket
(Figure10).
g250419
Figure10
1.Upper3-pointlink3.Upper-linkbracket
2.Lynchpin4.Clevispin
4.Fullyraisethelowerlinksofthe3-pointhitch
(Figure11).
g264991
Figure11
5.Usethehydraulichandpump,movetheliftarm
(Figure12)justrearwardoftheforwardholesin
thelock-barbracket(transportposition).
Note:Theliftarmisinthetransportposition
whenthebarispositionedrearwardofthe
forwardlock-barbrackethole.
g265013
Figure12
1.Lock-barbracket3.Liftarm(transportposition)
2.Lock-barpin4.Hairpin
6.Insertthelock-barpinintotheforwardholesin
thelock-barbracketandsecurethelock-barpin
tothebracketwiththehairpin(Figure12).
7.Alignthetongueoftheaeratortothedrawbar
ofthetractionunitandusethehitchhardwareof
thevehicletosecuretheaerator(Figure13).
10