Toro 686 User manual

FormNo.3415-485RevB
Aerator686and687
ModelNo.44856—SerialNo.400000000andUp
ModelNo.44867—SerialNo.400000000andUp
Registeratwww.Toro.com.
OriginalInstructions(EN)*3415-485*B

ThisproductcomplieswithallrelevantEuropean
directiveswhenCEKit95-3350isinstalled;fordetails,
pleaseseetheseparateproductspecicDeclaration
ofConformity(DOC)sheet.
WARNING
CALIFORNIA
Proposition65Warning
Thisproductcontainsachemical
orchemicalsknowntotheStateof
Californiatocausecancer,birthdefects,
orreproductiveharm.
Introduction
Thisaeratorisintendedtobeusedbytrained
operatorsinresidentialandcommercialapplications.
Itisprimarilydesignedforaeratingareasof
well-maintainedlawnsonresidentialgrounds,parks,
sportselds,andoncommercialgrounds.
Readthisinformationcarefullytolearnhowtooperate
andmaintainyourproductproperlyandtoavoid
injuryandproductdamage.Youareresponsiblefor
operatingtheproductproperlyandsafely.
YoumaycontactT orodirectlyatwww.Toro.comfor
productandaccessoryinformation,helpndinga
dealer,ortoregisteryourproduct.
Wheneveryouneedservice,genuineToroparts,or
additionalinformation,contactanAuthorizedService
DealerorT oroCustomerServiceandhavethemodel
andserialnumbersofyourproductready.The2
numbersarestampedonaplatethatisrivetedtothe
mainarm.Writethenumbersinthespaceprovided.
ModelNo.
SerialNo.
Thismanualidentiespotentialhazardsandhas
safetymessagesidentiedbythesafety-alertsymbol
(Figure1),whichsignalsahazardthatmaycause
seriousinjuryordeathifyoudonotfollowthe
recommendedprecautions.
g000502
Figure1
1.Safety-alertsymbol
Thismanualuses2wordstohighlightinformation.
Importantcallsattentiontospecialmechanical
informationandNoteemphasizesgeneralinformation
worthyofspecialattention.
Contents
Safety.......................................................................3
SafetyandInstructionalDecals..........................4
Setup........................................................................5
1InstallingtheWheels........................................6
2InstallingtheWeights.......................................6
3MountingtheTongueAssembly.......................6
4AttachingthePumpandCylinderAssembly
(Model44856).................................................8
ProductOverview.....................................................9
Specications....................................................9
Attachments/Accessories...................................9
Operation..................................................................9
PreparingtoAttachtheAerator...........................9
AttachingtheAerator..........................................9
InstallingtheTines............................................10
UsingtheAerator..............................................10
Maintenance............................................................11
RecommendedMaintenanceSchedule(s)............11
Lubrication...........................................................11
LubricatingtheBearings....................................11
CheckingtheMainArms......................................12
AdjustingtheSprings...........................................12
CheckingtheTines...............................................13
Storage...................................................................13
©2017—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN554202
Contactusatwww.Toro.com.
PrintedintheUSA
AllRightsReserved

Safety
•Readandunderstandthecontentsofthe
Operator’sManualforboththeaeratorandthe
towingvehicle.
•Alloperatorsandservicepersonnelshouldbe
trainedontheaerator.
•Raisethetines,slowdown,andusecautionwhen
crossingsurfacesotherthangrassandwhen
transportingthemachine.
•Donotoperatethemachinewhenill,tired,or
undertheinuenceofalcoholordrugs.
•Useextremecarewhenloadingorunloadingthe
aeratorintoatrailerortruck.
•Operatetheaeratoratalowerspeedwhenyou
areonaslope.
•Donotusetheaeratorneardrop-offs,ditches,
embankments,orbodiesofwater.Theaerator
couldsuddenlyrolloverifawheelgoesoffthe
edge.
•Alwaysraisethetinesandwaitforallmovement
tostopbeforeadjusting,cleaning,orrepairingthe
aerator.
•Alwaysweargloveswhenservicingthetines.
Replacedamagedtines.
•Donotputhandsorfeetnearmovingcomponents
ofthemachine.
3

SafetyandInstructionalDecals
Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyarea
ofpotentialdanger.Replaceanydecalthatisdamagedormissing.
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
4

Setup
LooseParts
Usethechartbelowtoverifythatallpartshavebeenshipped.
ProcedureDescriptionQty.Use
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
frameasshowninFigure2.
g029051
Figure2
1.Axle4.Wheelspacer
2.Cotterpin5.Wheelassembly
3.Slottednut
2.Inserttheaxlethroughtheframe,spacers,and
wheel(Figure2).
3.Threadtheslottednutontotheaxleandtighten
itwithahandwrenchto8to20N∙m(75to180
in-lb).
4.Rotatethewheeltoseatthebearingsand
removeanyendplay.
5.Loosenthecastlenutuntilitisawayfromthe
frame,andthewheelhubhassomeendplay.
6.Tightentheslottednutto1.5to2N∙m(15to20
in-lb)whilerotatingthewheel.
Note:Ifthecotterpinholeintheaxleshaftis
notalignedwithaslotinthenut,loosenthenut
untiltheyarealigned.
7.Installthecotterpin.
8.Lubricatethewheelbearingsuntilthewheel
hubcavityiscompletelyfullandyouseeslight
leakageattheseals.
2
InstallingtheWeights
Partsneededforthisprocedure:
12Weight
6Bolt(1/2x2-3/4inch)
6Flangedlocknut(1/2inch)
Procedure
InstalltheweightsasshowninFigure3.
g214817
Figure3
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
showninFigure4.
g216322
Figure4
3.Alignthebracketsontheaeratorasshownin
Figure5.
g216319
Figure5
4.Securethetongueassemblyandthebrackets
withthehardwareasshowninFigure6and
torquethenutsto54to74N∙m(67-83ft-lb).
g216320
Figure6
1.Nut(1/2inch)3.Washer(1/2inch)
2.Lockwasher(1/2inch)4.Bolt(1/2x2-1/2inch)
5.Installthelockpinandsecureitwiththesmall
hairpincotterasshowninFigure7.
7

g216321
Figure7
4
AttachingthePumpand
CylinderAssembly(Model
44856)
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:Ensurethatthehoseisnotkinkedorpinched.
Alignthepumpandcylinderassemblyandsecure
themasshowninFigure8.
g216317
g216318
Figure8
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
accessoriesisavailableforusewiththemachineto
enhanceandexpanditscapabilities.Contactyour
AuthorizedServiceDealerorDistributor.
Tobestprotectyourinvestmentandmaintainoptimal
performanceofyourToroequipment,countonToro
genuineparts.Whenitcomestoreliability,T oro
deliversreplacementpartsdesignedtotheexact
engineeringspecicationofourequipment.Forpeace
ofmind,insistonTorogenuineparts.
Operation
Note:Determinetheleftandrightsidesofthetowing
machinefromthenormaloperatingposition.
PreparingtoAttachthe
Aerator
ServiceInterval:Beforeeachuseordaily
1.Parkthetowingmachineonalevelsurface,shut
offtheengine,engagetheparkingbrake,and
removethekey.
2.Visuallyinspectthetowingmachineforany
loosehardwareoranyotherpossibleproblems.
Tightenhardwareandcorrectanyproblems
beforeoperating.
3.ForModel44856,checkthetirepressureand
maintainitat413kPa(60psi).
AttachingtheAerator
AttachingModel44856
Attachthehitchoftheaeratortothetongueofthe
towingmachineusingthehardwareofthetowing
machine.
Important:Donotliftthetonguebyhand.Use
thetonguejackorpoweredlifttoalignthehitch
tothetowingmachine.
AttachingModel44867
1.Lowerthe3-pointhitcharmsofthetowing
machine.
2.Positiontheaeratorsothatthe3-pointhitch
armsofthetowingmachinelineupwiththelift
armsoftheaerator.
3.Attachthearmsofthetowingmachinetothe
hitchpinsontheaeratorliftarms.
4.Attachthestabilizerbarofthetowingmachine
tothebolt(3/4inchx4inches)onthetopof
theliftarms.
9

InstallingtheTines
Important:Installthetinesonlyafterattaching
theaeratortothetowingmachine.
1.Startattheoutsidecastingandinstallthetines
asshowninFigure9.
g029052
Figure9
1.Hitch3.Rollpin
2.Tine4.Bolt
2.Installall8tinesonthecasting,usingarollpin
andbolts(1/2inchx1-3/4inches)andensuring
thattherollpinisinthefrontposition(Figure9).
Note:Ensurethattherollpinisinthefronthole
andtheboltisinthesecondhole.
UsingtheAerator
UsingModel44856
1.Movethelockpintotherear(aerating)position
(Figure10).
g029053
Figure10
1.Transportposition2.Aeratingposition
2.Openthehydraulichand-pumpbleed-valveon
thebaseofthepumptoreleasepressureand
lowertheaeratortotheground.
3.Returntotheoperator’sseatandfollowthe
towingmachine’sinstructionsandprocedures
fortowinganimplement.
4.Attheendofthedesiredaeratingregion,stop
thetowingmachine,engagetheparkingbrake,
shutofftheengine,andremovethekeybefore
gettingoutoftheoperator’sseat.
5.Closethehydraulichand-pumpbleed-valveand
strokethepumphandletoraisetheaeratorto
thetransportposition.
6.WhentransportingModel44856,placethelock
pininthefronthole(Figure10).
UsingModel44867
1.Startthetowingmachineengineandrunitat
alowrpm.
2.With3-pointorremote-hydraulicscontrolofthe
towingmachine,slowlylowertheaeratorwhile
thetowingmachineisslowlymovingforward.
3.Asaeratingbegins,increasethespeedofthe
towingmachine.
4.Raisetheaeratorattheendofthepassbefore
turning.
10