FormNo.3437-309RevA
E-ZVac
™
StandardBagger
Zero-TurnRadiusRidingMower
ModelNo.78481—SerialNo.400000000andUp
Registeratwww.Toro.com.
OriginalInstructions(EN)
*3437-309*A
WARNING
CALIFORNIA
Proposition65Warning
UseofthisproductmaycauseexposuretochemicalsknowntotheStateofCalifornia
tocausecancer,birthdefects,orotherreproductiveharm.
Introduction
Readthisinformationcarefullytolearnhowtooperate
andmaintainyourproductproperlyandtoavoid
injuryandproductdamage.Youareresponsiblefor
operatingtheproductproperlyandsafely.
Visitwww.Toro.comforproductsafetyandoperation
trainingmaterials,accessoryinformation,helpnding
adealer,ortoregisteryourproduct.
Wheneveryouneedservice,genuineT oroparts,or
additionalinformation,contactanAuthorizedService
DealerorT oroCustomerServiceandhavethemodel
andserialnumbersofyourproductready.Figure
1,Figure2,andFigure3identifythelocationofthe
modelandserialnumbersontheproduct.Writethe
numbersinthespaceprovided.
g037896
Figure1
1.Baggermodelandserial-numberlocation
g003368
Figure2
1.Blowermodelandserial-numberlocation
g309299
Figure3
1.Blowermodelandserial-numberlocation
©2020—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420
2
Contactusatwww.Toro.com.
PrintedintheUSA
AllRightsReserved
ModelNo.
SerialNo.
Thismanualidentiespotentialhazardsandhas
safetymessagesidentiedbythesafety-alertsymbol
(Figure4),whichsignalsahazardthatmaycause
seriousinjuryordeathifyoudonotfollowthe
recommendedprecautions.
g000502
Figure4
Safety-alertsymbol
Thismanualuses2wordstohighlightinformation.
Importantcallsattentiontospecialmechanical
informationandNoteemphasizesgeneralinformation
worthyofspecialattention.
Contents
Safety.......................................................................4
TowingSafety.....................................................4
SafetyandInstructionalDecals..........................5
Setup........................................................................7
1PreparingtheMachine.....................................9
2InstallingtheROPSPin....................................9
3InstallingtheWeightKit..................................10
4InstallingtheBaggerSupport(If
Applicable).....................................................11
5InstallingtheTransmissionSupport................12
6InstallingtheCrossBrace..............................12
7InstallingthePivotAssembly..........................14
8InstallingtheHold-DownRod.........................14
9AssemblingtheHood.....................................15
10InstallingtheHood.......................................15
11InstallingtheBags........................................16
12InstallingtheHitchCover.............................17
13RemovingtheExistingBeltCover,
Bracket,andDischargeChute.......................17
14InstallingtheBlower-PulleyAssembly
andBelt-CoverBracket.................................18
15InstallingtheBafe.......................................21
16InstallingtheBlowerAssembly.....................22
17InstallingtheBlowerBelt,Spring,and
Blower-BeltCover.........................................25
18InstallingtheDischargeTubes.....................27
19AdjustingtheParkingBrake.........................30
20CheckingtheTirePressure..........................30
Operation................................................................30
EmptyingtheGrassBags.................................31
ClearingObstructionsfromtheBagger.............31
RemovingtheBagger.......................................32
TransportingtheMachine.................................32
OperatingTips.................................................32
Maintenance...........................................................34
RecommendedMaintenanceSchedule(s)...........34
CleaningtheHoodScreen................................34
InspectingtheBaggerAttachment....................35
CleaningtheBaggerandBags.........................35
InspectingtheBlowerBelt................................35
ReplacingtheBlowerBelt.................................35
GreasingtheIdlerArmforBlowerModels
78483to78488.............................................37
InspectingtheBagger.......................................37
InspectingtheMowerBlades............................37
SelectingtheMowerBlades.............................37
ReplacingtheGrassDeector..........................38
Storage...................................................................38
Troubleshooting......................................................39
3
Safety
•Becomefamiliarwiththesafeoperationofthe
equipment,withtheoperatorcontrols,andsafety
signs.
•Useextracarewithgrasscatchersorother
attachments.Thesecanchangetheoperating
characteristicsandthestabilityofthemachine.
•Followthemanufacturer'srecommendations
foraddingorremovingwheelweightsor
counterweightstoimprovestability.
•Donotuseagrasscatcheronsteepslopes.A
heavygrasscatchercouldcauselossofcontrol
oroverturnthemachine.
•Slowdownanduseextracareonhillsides.Be
suretotravelintherecommendeddirectionon
hillsides.Turfconditionscanaffectthestabilityof
themachine.Useextremecautionwhileoperating
neardrop-offs.
•Keepallmovementonslopesslowandgradual.
Donotmakesuddenchangesinspeed,direction,
orturning.
•Thegrasscatchercanobstructtheviewtothe
rear.Useextracarewhenoperatinginreverse.
•Usecarewhenloadingorunloadingthemachine
intoatrailerortruck.
•Neveroperatewiththedischargedeectorraised,
removedoraltered,unlessusingagrasscatcher.
•Keephandsandfeetawayfrommovingparts.Do
notmakeadjustmentswiththeenginerunning.
•Parkthemachineonlevelground,disengage
thedrives,andshutofftheenginebeforeleaving
theoperator'spositionforanyreasonincluding
emptyingthegrasscatcheroruncloggingthe
chute.
•Ifyouremovethegrasscatcher,besuretoinstall
anydischargedeectororguardthatmighthave
beenremovedtoinstallthegrasscatcher.Donot
operatethemowerwithouteithertheentiregrass
catcherorthegrassdeectorinplace.
•Donotleavegrassinthegrasscatcherfor
extendedperiodsoftime.
•Grasscatchercomponentsaresubjecttowear,
damageanddeterioration,whichcouldexpose
youtomovingpartsorallowobjectstobethrown.
Frequentlycheckcomponentsandreplacewith
themanufacturer'srecommendedparts,when
necessary.
TowingSafety
•Donotattachtowedequipmentexceptatthehitch
point.
•Followtheattachmentmanufacturer's
recommendationforweightlimitsfortowed
equipmentandtowingonslopes.
•Neverallowchildrenorothersinorontowed
equipment.
•Onslopes,theweightofthetowedequipmentmay
causelossoftractionandlossofcontrol.Reduce
towedweightandslowdown.
•Stoppingdistanceincreaseswiththeweightofthe
towedload.Travelslowlyandallowextradistance
tostop.
•Makewideturnstokeeptheattachmentclearof
themachine.
•Donottowaloadthatweighsmorethanthe
towingmachine.
4
SafetyandInstructionalDecals
Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyarea
ofpotentialdanger.Replaceanydecalthatisdamagedormissing.
decal109-6809
109-6809
1.Crushinghazardofhand—Donotremovethewholebaggerfromthemachine.Step1:Openthebaggertop.Step2:Removethe
bag(s)fromthebagger.Step3:Donotremovethebaggertopwhenitisclosed;openthebaggertopandthenremoveit.
decal106-5517
106-5517
1.Warning—donottouchthehotsurface.
decal126-4662
126-4662
1.Warning—readtheOperator’sManualforthecorrect
quantityofcounterbalanceweight(s).
2.Lossoftractionandsteeringorreducedstabilityhazard–Ez
Vaccounterbalanceweight(s)installedwithouttheEzVac
maycauselossoftractionandsteeringcontrol.TheEzVac
installedwithouttheEzVaccounterbalanceweight(s)can
causereducedstability.Installweight(s)onlywhentheEz
Vacisinstalled.
decal133-8061
133-8061
decal126-9451
126-9451
1.Thrownobjectshazard—Donotruntheblowerwithoutthe
entirecollectionsysteminstalledandlatched.
2.Warning–ReadtheOperator’smanualaboutcounterbalance
weightinstallation.
3.Lossoftractionandsteeringorreducedstabilityhazard–Ez
Vaccounterbalanceweight(s)installedwithouttheEzVac
maycauselossoftractionandsteeringcontrol.TheEzVac
installedwithouttheEzVaccounterbalanceweight(s)can
causereducedstability.Installweight(s)onlywhentheEz
Vacisinstalled.
5
decal126-9595
126-9595
1.Rotationindicator
2.Impeller/RotatingBladeshazard-Keephandsawayfrom
movingparts.Keepallsafetydevicesinplaceandworking.
Donotreachintotheblowerunlesstherotationindicator
hasstopped.DisengagethePTO,shutofftheengine,
removethekey,andwaitforallmovingpartstostop.
decal126-4853
126-4853
1.Impeller/RotatingBladeshazard-Keephandsawayfrom
movingparts.Keepallsafetydevicesinplaceandworking.
DoNotreachintoblowerunlessrotationindicatorhas
stopped.
decal126-4659
126-4659
1.Warning—hotpulley;allowtocool.
decal136-4164
136-4164
1.Warning—readtheOperator’sManual.4.Cutting/dismembermenthazard,impeller—keepawayfrom
movingparts;keepallguardsandcoversinplace.
2.Warning—hearingprotectionmustbeworn.
5.Cutting/dismembermenthazard,impeller—disengagethe
PTO,removethekey,andwaitforallmovingpartstostop.
3.Thrownobjecthazard—donotoperatetheblowerwithoutthe
entiresysteminstalledandlatched.
6.Warning;lossoftraction—donotoperatewithonly
counterbalanceweightsinstalled;donotoperatewithonly
E-ZVacinstalled;operateonlywithbothE-ZVacand
counterbalanceweightsinstalled.
6
Setup
LooseParts
Usethechartbelowtoverifythatallpartshavebeenshipped.
ProcedureDescription
Qty.
Use
1
Nopartsrequired
–
Preparethemachine.
ROPS-pinassembly
2
Bolt(#10x3/4inch)
2
2
Washer(#10)
2
InstalltheROPSpin.
Weight2
Channelplate
2
Plate2
Tabbedplate2
Bolt(3/8x2-1/2inches)
4
Nut(3/8inch)
4
3
Flatweight2
Installtheweights.
Leftbaggersupport
1
Rightbaggersupport1
Bolt(5/16x3-1/4inches)
4
Flangenut(5/16inch)
4
4
Washer4
Installthebaggersupport.
5
Transmissionsupport1Installthetransmissionsupport.
Crossbrace
1
Hex-headbolt(5/16x7/8inch)
4
6
Flangenut(5/16inch)
4
Installthecrossbrace.
Pivotassembly1
7
Hairpincotter1
Installthepivotassembly.
Hold-downrod1
8
Hairpincotter1
Installthehold-downrod.
Hood1
Grassscreen
1
9
Hairpincotter2
Assemblethehood.
10
Hoodassembly1Installthehood.
11
Bag2Installthebags.
12
Hitchcover1Installthehitchcover.
13
Nopartsrequired
–
Removetheexistingbeltcover,bracket,
anddischargechute.
7
ProcedureDescription
Qty.
Use
Blower-pulleyassembly1
Belt-coverbracket1
Speednut
1
Carriagebolt(1/4x3/4inch)
2
Locknut(1/4inch)
2
Locknut(3/8inch)
3
Blowerpulley1
Locknut(3/4inch)
1
Washer1
14
Pulleymount1
Installtheblower-pulleyassembly.
Bafe
1
Carriagebolt(5/16x7/8inch)
1
Flangenut(5/16inch)
1
Carriagebolt(3/8x7/8inch)
2
15
Flangenut(3/8inch)
2
Installthebafe.
Blowerassembly1
Blowerbelt1
Pivotpin1
16
Rollpin(3/16x7/8inch)
1
Installtheblowerassembly.
Blower-beltcover1
17
Coverknob
1
Installthebaggerbelt,spring,and
blower-beltcover.
Uppertube1
Lowertube1
Bolt(#10x3/4inch)
3
Locknut(#10)
3
18
Washer(7/32inch)
3
Installthedischargetubes.
19
Nopartsrequired
–
Adjusttheparkingbrake.
20
Nopartsrequired
–
Checkthetirepressure.
8
1
PreparingtheMachine
NoPartsRequired
Procedure
1.Parkthemachineonalevelsurface.
2.Movethemotion-controlleverstotheNEUTRAL-LOCKposition.
3.Engagetheparkingbrake.
4.Shutofftheengineandremovethekey.
g037289
Figure5
2
InstallingtheROPSPin
Partsneededforthisprocedure:
2
ROPS-pinassembly
2
Bolt(#10x3/4inch)
2
Washer(#10)
Procedure
1.Usea#18(0.170inch)drillbitanddrilloutthe
lanyardholeintheROPS(Figure6).
2.Usetheself-tappingscrew(#10x3/4inch)and
washertosecuretheROPS-pinassemblyto
eachsideoftheROPSassembly(Figure6).
3.InserttheROPSpinintotheholeintheROPS
(Figure6).
g038295
Figure6
1.Drillwitha#18(0.170
inch)drillbit
3.Self-tappingscrew(#10x
3/4inch)
2.Washer(#10)4.ROPSpin
9
3
InstallingtheWeightKit
Partsneededforthisprocedure:
2Weight
2
Channelplate
2Plate
2Tabbedplate
4
Bolt(3/8x2-1/2inches)
4
Nut(3/8inch)
2Flatweight
Procedure
1.Usethebolts(3/8x2-1/2inches)nuts(3/8inch)
tosecuretheplatestotheweight(Figure7).
g185955
Figure7
1.Weight4.Tabbedplate
2.Channelplate5.Bolt(3/8x2-1/2inches)
3.Plate
6.Nut(3/8inch)
2.Usethenuts(3/8inch)toaddtheatweightto
theweightassemblyforamachinewitha122
cm(48inches)mowerdeck(Figure8).
g037628
Figure8
1.Nut(3/8inch)
3.Weightassembly
2.Flatweight
3.Usetheknob,washer,andcarriagebolt(3/8x
3-1/2inch)tosecureacasterweighttoeach
casterarm(Figure9).
g037891
Figure9
1.Carriagebolt(3/8x3-1/2inch)
2.Weight
3.Washer
4.Knob
5.Casterarm
10
4
InstallingtheBagger
Support(IfApplicable)
Partsneededforthisprocedure:
1
Leftbaggersupport
1Rightbaggersupport
4
Bolt(5/16x3-1/4inches)
4
Flangenut(5/16inch)
4Washer
Procedure
1.Removetheboltsandnutsthatsecuretheupper
trimtothemachine(Figure10).
g037892
Figure10
1.Flangenut3.Bolt
2.Uppertrim
2.Removeanddiscardtheboltsandnutsthat
securetheleftsideoftherearguardtothe
frame(Figure11).
g037893
Figure11
1.Boltsecuringtheleftdriveassembly
2.Flangenutsecuringtheleftdriveassembly
3.Boltsecuringtherearguard
4.Flangenutsecuringtherearguard
3.Removeandsetasidethe2angenutsthat
securetheleftdriveassemblytotheframe
(Figure11).
Note:Donotremovethebolts.
11
4.Aligntheholesonthesupporttotheboltsonthe
driveassemblyandlooselyinstallthenutsthat
yousetaside(Figure12).
g037894
Figure12
1.Flangenut(5/16inch)4.Leftbaggersupport
2.Washer5.Drive-assemblybolt
3.Bolt(5/16x3-1/4inches)6.Flangenut(5/16inch)
5.Usethe2bolts(5/16x3-1/4inches)andnutsto
securethesupporttotheframe(Figure12).
Note:Thesupportmountingtabisinstalledon
theinsideoftheframe;itdoesnotcoverthe
decal.
6.Tightenallthehardwarethatyouinstalled.
7.Followthisproceduretoinstalltherightsupport
frame.
5
InstallingtheTransmission
Support
Partsneededforthisprocedure:
1Transmissionsupport
Procedure
1.Removethe2angenutsfromthesupportbolts
ontheleftandrighttransmissionsandsetthem
aside(Figure13).
g037895
Figure13
1.Supportbolt
3.Transmissionsupport
2.Flangenut
2.Alignthebrackettothesupportboltsandsecure
themwiththe2angenutsyouremovedinthe
previousstep(Figure13).
12
6
InstallingtheCrossBrace
Partsneededforthisprocedure:
1
Crossbrace
4
Hex-headbolt(5/16x7/8inch)
4
Flangenut(5/16inch)
Procedure
1.Use2hex-headbolts(5/16x7/8inch)and
angenutstosecurethecrossbracetotheleft
andrightbaggersupport(Figure14).
g276069
Figure14
1.Hex-headbolt(5/16x7/8
inch)
3.Crossbrace
2.Flangenut(5/16inch)
2.Use2hex-headbolts(5/16x7/8inch)and
angenutstosecurethecrossbracetotherear
guard(Figure15).
g276070
Figure15
1.Flangenut(5/16inch)3.Crossbrace
2.Hex-headbolt(5/16x7/8
inch)
13
7
InstallingthePivot
Assembly
Partsneededforthisprocedure:
1Pivotassembly
1Hairpincotter
Procedure
1.Slidethesquareendofthepivotassembly
throughtheopeningintheleftbaggersupport
andthepostthroughtherightsupport(Figure
16).
g037900
Figure16
1.Pivotassembly2.Hairpincotter
2.Installthehairpincotterintotheposttosecure
thepivotassemblytothebaggersupport(Figure
16).
8
InstallingtheHold-Down
Rod
Partsneededforthisprocedure:
1Hold-downrod
1Hairpincotter
Procedure
1.Installhold-downrodtothepivotassembly
(Figure17).
g037978
Figure17
1.Hold-downrod2.Hairpincotter
2.Usethehairpincottertosecuretherodintothe
pivotassembly(Figure17).
14
9
AssemblingtheHood
Partsneededforthisprocedure:
1Hood
1
Grassscreen
2Hairpincotter
Procedure
Usethe2hairpincotterstosecurethegrassscreen
tothehood(Figure18).
g188636
Figure18
1.Grassscreen
3.Hairpincotter
2.Hood
10
InstallingtheHood
Partsneededforthisprocedure:
1Hoodassembly
Procedure
1.Removethehookontheairlterandrotate
thelterforwardsothatthebaggerhoodhas
clearanceforinstallation(Figure19).
g271928
Figure19
1.Rotatetheairlterforward.2.Airlterhook
2.Alignthekey-holefeatureonthepivotbracketto
thekeyonthepivotpinandslideitintoposition
(Figure20).
15
12
InstallingtheHitchCover
Partsneededforthisprocedure:
1Hitchcover
Procedure
1.Applyalubricanttothenippleonthehitchcover.
2.Alignthehitchcoveroverthehitchandpressit
intoplace(Figure22).
g211241
Figure22
1.Hitchcover3.Hitch
2.Nipple
13
RemovingtheExisting
BeltCover,Bracket,and
DischargeChute
NoPartsRequired
Procedure
Note:Cleantheareaaroundthebeltcoverbefore
removingit.
1.Lowerthemowerdecktothelowestheight-of-cut
position.
2.Removetherightbeltcover(Figure23).
g038092
Figure23
3.Removetherightbelt-coverbracket,2washers
(60-inchmowerdeckonly),and2angenuts
fromthemowerdeck(Figure24).
Note:Retainthehardwarethatyouremoved
duringthisproceduresothatitisavailablefor
changeover.
g038093
Figure24
1.Rightbelt-coverbracket3.Flangenuts
2.Washers-onlyon152cm
(60inch)mowerdeck
17
4.Removethelocknut,bolt,spring,andspacer
holdingthedeectortothepivotbrackets
(Figure25).
g015594
Figure25
1.Bolt
5.Springinstalled
2.Spacer6.Grassdeector
3.Locknut
7.J-hookendofspring
4.Spring
5.Removethegrassdeector(Figure25).
14
InstallingtheBlower-Pulley
AssemblyandBelt-Cover
Bracket
Partsneededforthisprocedure:
1Blower-pulleyassembly
1Belt-coverbracket
1
Speednut
2
Carriagebolt(1/4x3/4inch)
2
Locknut(1/4inch)
3
Locknut(3/8inch)
1Blowerpulley
1
Locknut(3/4inch)
1Washer
1Pulleymount
Procedure
1.Onthemower,removethespringtensionfrom
thespring-loadedidlerpulley;refertoFigure26
orFigure28.
Note:Forblowermodels78483,78484,
78485,78401,78402,and78403,usethe
spring-removaltool(T oroPartNo.92-5771)to
removethespringfromthemower-deckpost
(Figure27).
Note:Forblowermodels78486,78487,78488,
78404,78405,and78406,usearatchetinthe
squareholeintheidlerarmtoremovetension
ontheidlerspring(Figure28).
18
g036861
Figure26
Models78483,78484,78485,78401,78402,and78403
1.Clutchpulley3.Spring-loadedidlerpulley
2.Mowerbelt
4.Spring
g028279
Figure27
Models78483,78484,78485,78401,78402,and78403
1.Spring-removaltool(Toro
PartNo.92-5771)
4.Idlerarm
2.Idlerspring5.Mowerbelt
3.Mower-deckpost
g036865
Figure28
Models78486,78487,78488,78404,78405,and78406
1.Clutchpulley
4.Ratchet
2.Mowerbelt
5.Squareholeintheidler
armfortheratchet
3.Spring-loadedidlerpulley
2.Removethebeltfromtherightmower-deck
pulley.
3.Usea1-1/2inchwrenchtoholdthespindle
shaft,asyouremovethelocknut(3/4inch)and
washerfromthespindleshaft(Figure29).
Note:Setasidethelocknut(3/4inch)and
washerforblowermodels78486,78487,78488,
78404,78405,and78406.
g038095
Figure29
1.Locknut(3/4inch)3.Rightspindleshaft
2.Washer
19
4.Usea1-1/2inchwrenchtoholdthespindle
shaft,asyouinstallthedoublepulleyontothe
rightspindleshaft.
•Forblowermodels78483,78484,78485,
78401,78402,and78403,performthe
followingprocedure:
A.Usethelocknut(3/4inch)andwasherto
securethenewdoublepulleyontothe
rightspindleshaft(Figure30).
B.Torquethelocknut(3/4inch)to176to
217N∙m(130to160ft-lb).
g038253
Figure30
1.Locknut(3/4inch)
3.Doublepulley
2.Washer
4.Rightspindleshaft
•Forblowermodels78486,78487,78488,
78404,78405,and78406,performthe
followingprocedure:
A.Insertthethreadedstudsonpulley
mountthroughtheholesinthedeck
pulley(Figure31).
B.Usethelocknut(3/4inch)andwasher
thatyousetasideearliertosecurethe
deckpulleytothespindleshaft(Figure
31).
C.Torquethelocknut(3/4inch)to176to
217N∙m(130to160ft-lb).
D.Arrangetheblowerpulleyontothe
threadedstudsandlooselyinstallthe
locknut(Figure31).
E.Rotatetheblowerpulleyclockwiseuntil
itstops.
F.Torquethe3locknutsto18N∙m(13
ft-lb).
g188637
Figure31
1.Locknut(3/8inch)
5.Existingdeckpulley
2.Blowerpulley6.Pulleymount
3.Locknut(3/4inch)7.Rightspindleshaft
4.Washer
5.Ensurethatthebladeboltistorquedto115to
149N∙m(85to110ft-lb).
6.Installthemowerbeltaroundthelowerpulleyof
thedoublepulley(Figure32).
g038097
Figure32
1.Lowerpulley2.Mowerbelt
20
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