FormNo.3435-413RevA
BlowerandDriveKit
52inE-ZVac
™
BaggerforZ400andZ500SeriesZMaster
®
Mowers
ModelNo.78537—SerialNo.400207674andUp
InstallationInstructions
Note:Determinetheleftandrightsidesofthemachinefromthenormaloperatingposition.
LooseParts
Usethechartbelowtoverifythatallpartshavebeenshipped.
ProcedureDescription
Qty.
Use
1
Nopartsrequired
–
Preparethemachine.
2
Nopartsrequired
–
Verifythatthereisanexistingpivottube.
3
Nopartsrequired
–
Removethebeltcover.
4
Nopartsrequired
–
Removetheexistinganti-scalproller
andbracket.
Pulleyassembly1
Pulley-platemount—formachineswith
analuminumspindleonly
1
5
Flangenut(3/8inch)—formachines
withanaluminumspindleonly
3
Installthepulleyassemblyandbelt.
Blowerpivot1
Metaltemplate1
Bolt(3/8x1inch)
3
6
Locknut(3/8inch)
3
Installthepivotbracket.
Blowerassembly1
Baggerbelt1
Blowerbeltcover1
7
Spring
1
Installtheblower,baggerbelt,spring,
andbeltcover.
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8111LyndaleAvenueSouth
Bloomington,MN55420
Registeratwww.T oro.com.
OriginalInstructions(EN)
PrintedintheUSA
AllRightsReserved
*3435-413*A
1
PreparingtheMachine
NoPartsRequired
Procedure
1.Parkthemachineonalevelsurface.
2.Movethemotion-controlleverstotheNEUTRAL-LOCKposition.
3.Engagetheparkingbrake.
4.Shutofftheengineandremovethekey.
g037289
Figure1
2
VerifyinganExistingPivot
Tube
NoPartsRequired
Procedure
IfyourdeckhasapivottubeasshowninFigure2,
thenproceedto7InstallingtheBlowerAssembly,
BaggerBelt,SpringandBlower-BeltCover(page7).
Note:Donotremovetheexistingpivottube.
g005414
Figure2
1.Z400mowerdeck3.Z500mowerdeck
2.Z400pivottube4.Z500pivottube
2
3
RemovingtheBeltCover
NoPartsRequired
Procedure
Unlatchandremovetherightbeltcover.
Storetherightbeltcover,bracket,andhardwarefor
lateruseifyouremovethebaggerblowerandpulley.
4
RemovingtheExisting
Anti-ScalpRollerand
Bracket
NoPartsRequired
Procedure
Note:Donotperformthisprocedureifapivotis
installed.
1.Cleantheareaaroundtheright,rearanti-scalp
roller.
2.Removetheanti-scalprollerfromthebracket
bylooseningandremovingtheangenut(3/8
inch)andaxlebolt(3/8x4-1/2inches)asshown
inFigure3.
Saveallhardwareforlateruse.
3.Removethe3carriagebolts(3/8x3/4inch)and
3angenuts(3/8inch)securingthebracketto
themower(Figure3).
Saveallhardwareforlateruse.
g003313
Figure3
1.Anti-scalproller
4.Carriagebolt(3/8x3/4
inch)
2.Anti-scalpbracket
5.Flangenut(3/8inch)
3.Bolt(3/8x4-1/2inches)
6.Mowerdeck
3
5
InstallingthePulley
AssemblyandBelt
Partsneededforthisprocedure:
1Pulleyassembly
1
Pulley-platemount—formachineswithanaluminum
spindleonly
3
Flangenut(3/8inch)—formachineswithanaluminum
spindleonly
ForMachineswithanAluminum
Spindle
1.Removethetopnut,washer,andsheavefrom
thespindle(Figure4).
Note:Notetheorientationofthesheavewhen
youremoveitfromthespindletoensurethat
youinstallitproperlylaterintheprocess.
g302393
Figure4
1.Topnut
3.Sheave
2.Washer
4.Spindle
2.Insertthepulley-platemountstudsintotheholes
inthesheave(Figure5).
g302390
Figure5
1.Sheave
2.Pulley-platemountstuds
3.Looselyinstallthe3nutstothestuds(Figure6).
Leaveaclearanceof5mm(3/16inch)between
thenutandsheave.
g302412
Figure6
1.Nut
2.Stud
4
4.Installthesheaveassemblytothespindleusing
thewasherandtopnut(Figure7).
g302413
Figure7
1.Topnut
3.Sheaveassembly
2.Washer
4.Spindle
5.Torquethetopnutto176to217N∙m(130to
160ft-lb).
Note:Ensurethatthesheavespinsfreely.
6.Alignthenewpulleyassemblysothatthe
openingstoverthenuts(Figure8).
g302411
Figure8
1.Pulleyassembly2.Nuts
7.Turnthepulleytolockitintoposition(Figure9).
Note:Ifthepulleydoesnotturn,loosenthe
nutsmoretoraisethenutsandallowthepulley
tolockintoposition.
g302414
Figure9
1.Pulleyassembly
8.Afterthenewpulleyassemblyisinposition,
tightenthenutstosecurenewpulleyassembly.
Torquethe3nutsto28to34N∙m(21to25ft-lb).
9.Installthedeckbelt.
5
ForMachineswithBolts
1.Loosen,butdonotremove,thetappingboltson
theexistingmower-deckpulley(Figure10).
Note:Thereshouldbea5mm(3/16inch)
clearancebetweentheboltheadandpulley.
2.Alignthenewpulleyassemblysothatthe
openingstoverthepulleyboltheads(Figure
10).
3.Turnthepulleytolockitintoposition(Figure10).
Note:Ifthepulleydoesnotturn,loosenthe
boltsmoretoraisetheboltheadsandallowthe
pulleytolockintoposition.
4.Afterthenewpulleyassemblyisinposition,
tightentheexistingboltstosecurenewpulley
assembly.
Note:Torquetheboltsto28to34N∙m(21to
25ft-lb).
g003396
Figure10
1.Pulley
assembly
3.Lockingslots
5.Clearance—5
mm(3/16inch)
2.Mower-deck
pulley
4.Boltheads
5.Installthedeckbelt.
6
InstallingthePivotBracket
Partsneededforthisprocedure:
1Blowerpivot
1Metaltemplate
3
Bolt(3/8x1inch)
3
Locknut(3/8inch)
Procedure
1.Installthemetaltemplatewiththenumber52in
ittothemowerdeckwiththepreviouslyremoved
carriageboltsandnutsusingtheexistingholes
inthemowerdeck(Figure11).
Ensurethatthecarriageboltsandnutsaretight
andthetemplateistightagainstthemowerdeck.
2.Center-punchthenewmowerdeckhole
locationsusingthe3holesinthetemplate
(Figure11).
3.Removethemetaltemplateanddrill3pilotholes
(1/8inch)withasharpdrillbit(Figure11).
4.Drill3holes(13/32inch)intothepilotholeswith
asharpdrillbit(Figure11).
5.Removepartofthemetalbeltcoversupporton
topofthedeck.
RefertoFigure11forthecorrectsizeand
locationtoremove.
6
g303029
Figure11
1.Cut25mm(1inch)offthe
metalbeltcoversupport
here.
5.Templatelocationonthe
mowerdeck
2.Mowerdeck
6.Carriagebolts
3.Drilltheholeshere.7.Locknuts
4.Templatewiththenumber
52init
6.Installthenewblowerpivotusing3bolts(3/8x
1inch)and3locknuts(3/8inch)usingthedrilled
holes(Figure12).
7.Installtheanti-scalprollertotheblowerpivot
usingthepreviouslyremovedaxlebolt(3/8x
4-1/2inches),spacer,bushing,andangenut
(3/8inch)asshowninFigure12.
g003374
Figure12
1.Mowerdeck6.Anti-scalproller
2.Bolt(3/8x1inch)
7.Bushing
3.Locknut(3/8inch)
8.Blowerpivotassembly
4.Bolt(3/8x4-1/2inches)
9.Drilledholes
5.Spacer
7
InstallingtheBlower
Assembly,BaggerBelt,
SpringandBlower-Belt
Cover
Partsneededforthisprocedure:
1Blowerassembly
1Baggerbelt
1Blowerbeltcover
1
Spring
Procedure
RefertothebaggerOperator'sManualforthecorrect
proceduretoinstalltheblower,baggerbelt,spring,
andblower-beltcover.
7
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