Exmark ULTRAVAC LZUV2B Manual

ULTRAVAC®COLLECTIONSYSTEM
LZUV2B,LZUV3B,LZUVQD7,LZUVQD11
SetupInstructions
ForUltraVacSerialNos.406,294,345&Higher
(TotLazerZUnitsSerialNos.790,000&Higher)
Important:DuetotheaddedweightoftheUltraVac,itisimportanttoensuretheparkingbrakeonyour
mowerisadjustedproperly.BeforeinstallingtheUltraVac,makesuretore-adjusttheparkingbrakeon
yourmowerasoutlinedinthe“AdjustingtheParkingBrake”procedureintheMaintenancesectionof
themowerOperator'smanual.
LooseParts
Usethechartbelowtoverifythatallpartshavebeenshipped.Partnumbersnotshownareavailableonthedealer
extranet.
DealerPack
PartNo.DescriptionQty.Use
—Fillouttheonlinewarrantyregistration
form.
LiteraturePack
Manual-Operator's
©2019—ExmarkMfg.Co.,Inc.
2101AshlandAve
Beatrice,NE68310
PartNo.4504-775Rev.A
PrintedintheUSA.
AllRightsReserved*4504-775*A

ModelsandRequiredCompletingKits
CompletingKits
Note:UsethefollowingchartstoverifythekitsrequiredfortheunityouareinstallingtheUltraVacon.
FitsLazerZSerialNos.790,000–849,999:
LazerZ(LZZ)
DeckBagStyleQuickDumpCompletingKit
4862-Bagger7-Bushel109-9623
5262-Bagger7-Bushel109-9625
6063-Bagger11-Bushel109-9627
7263-Bagger11-Bushel109-9629
LazerZAdvantageSeries(LZAS)
DeckBagStyleQuickDumpCompletingKit
4842-Bagger7-Bushel109-9622
5242-Bagger7-Bushel109-9624
6043-Bagger11-Bushel109-9626
7243-Bagger11-Bushel109-9628
FitsLazerZSerialNos.850,000–919,999:
LazerZ(LZZ)
DeckBagStyleQuickDumpCompletingKit
4862-Bagger7-Bushel109-9623
5262-Bagger7-Bushel109-9625
6063-Bagger11-Bushel109-9627
7263-Bagger11-Bushel109-9629
LazerZAdvantageSeries(LZAS)
DeckBagStyleQuickDumpCompletingKit
4842-Bagger7-Bushel109-9622
5242-Bagger7-Bushel109-9624
6043-Bagger11-Bushel109-9626
7243-Bagger11-Bushel109-9628
LazerZAdvantageSeries(LZA)
DeckBagStyleQuickDumpCompletingKit
4842-Bagger7-Bushel116-2084
5242-Bagger7-Bushel116-2085
6043-Bagger11-Bushel116-2086
2

FitsLazerZSerialNos.920,000andHigher:
LazerZX-Series(LZX)
DeckBagStyleQuickDumpCompletingKit
4862-Bagger7-Bushel109-9623
5262-Bagger7-Bushel109-9625
6063-Bagger11-Bushel109-9627
7263-Bagger11-Bushel109-9629
LazerZS-Series(LZS)
DeckBagStyleQuickDumpCompletingKit
4842-Bagger7-Bushel116-2084
5242-Bagger7-Bushel116-2085
6043-Bagger11-Bushel116-2086
604Propane*3-Bagger11-Bushel126-4744
7243-Bagger11-Bushel116-2087
*ForS/N313,000,000andHigher
LazerZE-Series(LZE)
DeckBagStyleQuickDumpCompletingKit
4842-Bagger7-Bushel116-2084
5242-Bagger7-Bushel116-2085
6043-Bagger11-Bushel116-2086
3

QuickDumpDiagram
KeyQtyDescription
11Asm,Hopper
21Mount,Pivot
31Asm,DumpHandle
41Asm,HandleLinkage
51Pin,ClevisSpring
61Pin,Cotter
75Washer(11-Bushel)
4Washer(7-Bushel)
812
Bolt,Carriage3/8-16x11/4
(11-Bushel)
10Bolt,Carriage3/8-16x11/4(7-Bushel)
920Nut,Nyloc3/8-16Flg(11-Bushel)
18Nut,Nyloc3/8-16Flg(7-Bushel)
101Asm,Blower
111Asm,LowerTube
121Mount,Lower
131Mount,Upper
142Bolt,Carriage1/2-13x21/2
151Diverter,Exhaust
162Asm,CasterWeight(11-Bushel)
172Pin,Hair
181Asm,WeightMountPlate
1Wld-WeightMountPlate(Propane)
194Screw,HH3/8-16x11/4
202Weight,Toeboard(11-Bushel)
3Weight,Toeboard(7-Bushel)
3Asm-ToeboardWeight(Propane)
214Pin,Hair(11-Bushel)
6Pin,Hair(7-Bushel)
221Bracket,BeltCover
231Bolt,Carriage5/16-18x1
241Ring,BoltRetaining
251Knob,3–Prong
261Plug,Nylon
271Pin,ChutePivot
281Pin,Hair
292Pin,Clevis
301Asm,ReinforcedBumperRH
311Washer,#10Flat
KeyQtyDescription
321Tube,Upper
331Asm,ReinforcedBumperLHW/Decal
341Cover,Belt
351Belt
361Sheave,Drive
371Nut,#10Nyloc
381Screw,#10-24CRPH
392Nut,Lock1/2-13
402Asm,BaggerMountPin
414Nut,Whizlock3/8-16(11-Bushel)
424Bolt,SquareHd3/8-16x4(11-Bushel)
432Asm,CasterWeightBracket(11-Bushel)
4

G031866
34
25
9
22
24
26
35
36
10
9
12
14
9
8
33
30
13
39
9
8
11-BUSHEL
11-BUSHEL
20 18
19
7
9
8
15
8
9
5
6
7
8
9
2
3
1
4
23
27
28
21
40
40
16
29
17
43
42
41
38
11
31 37
32
g031866
Figure1
5

BaggerDiagram
KeyQtyDescription
11Asm,Hood
21Wld,LowerMount
310Bolt,Carriage3/8-16x11/4
420Nut,Nyloc3/8-16Flg
51Mount,UpperBagger
62Bolt,Carriage3/8-16x21/2
73Asm,Bag&Frame(3-Bagger)
2Asm,Bag&Frame(2-Bagger)
81Asm,Blower
91Asm,LowerTube
101Diverter,Exhaust
112Asm,CastWeight(3-Bagger)
122Pin,Clevis(3-Bagger)
132Pin,Hair(3-Bagger)
141WeightMountPlate
1Wld-WeightMountPlate(Propane)
154Washer
164Screw,HH3/8-16x11/4
172Asm,ToeBoardWeight(3-Bagger)
3Asm,ToeBoardWeight(2-Bagger)
3Asm-ToeBoardWeight(Propane)
184Pin,Hair
191Bracket,BeltCover
201Bolt,Carriage5/16-18x1
211Ring,BoltRetaining
221Knob,3–Prong
231Plug,Nylon
241Pin,ChutePivot
251Pin,Hair
261Wld,ReinforcedBumperRH
271Asm,ReinforcedBumperLHW/Decal
281Cover,Belt
291Belt
301Sheave,Drive
311Nut,#10Nyloc
321Screw,#10-24CRPH
332Asm,CasterWeightBracket(3-Bagger)
341Washer,#10Flat
KeyQtyDescription
351Tube,Upper
362Nut,Lock1/2-13
372Asm,BaggerMountPin
384Nut,Whizlock3/8-16(3-Bagger)
394Bolt,SquareHd3/8-16x4(3-Bagger)
6

g031867
Figure2
7

AdjustingtheParkingBrake
Re-adjusttheparkingbrakeonyourmowerasoutlined
inthe“ AdjustingtheParkingBrake”procedureinthe
MaintenancesectionofthemowerOperator'smanual.
AdjustingtheMuferGuard
Themuferguardneedstoberepositionedtoprovided
clearancewheninstallingtheUltraVac.
1.Stopengine,waitforallmovingpartstostop,and
removethekey.Allowtheunittocoolcompletely.
2.Loosenallthreenutsthatsecurethemuferguard
tothemowerframe.
g009347
Figure3
1.Muferguard2.Pullup
3.Pulluponthemuferguardasfarasitwillgoand
tightenthenuts.
InstallingtheReinforcedRear
Bumpers(N/AforPropaneUnit)
1.Removetherearbumpersandhardwarefromthe
mower.Retainthefour3/8-16x13/4inchcarriage
bolts(item1inFigure4).
2.InstallthenewreinforcedLHandRHrearbumpers
usingthehardwareshowninFigure4.
Note:PriortoinstallingtheLHbumperon
11-Bushelunit,seeInstallingtheDumpHandle
instructions
g008639
Figure4
1.Existinghardware4.3/8-16x11/4inchcarriage
bolt
2.LHrearbumper5.RHrearbumper
3.3/8-16inchnylocnut
InstallingtheUpperandLower
BaggerMountBrackets–Gasoline
Units
1.Mounttheupperbrackettotheleftandrightrear
bumpersusing1/2–13x21/2inchcarriagebolts
and1/2-13inchnylocnuts(seeFigure5).
g008640
Figure5
GasolineUnits
1.3/8-16x11/4inchcarriagebolt
2.1/2-13x21/2inchcarriagebolt
3.Upperbaggermount(comeswithUltraVac)
4.3/8-16inchnylocnut
5.Lowerbaggermount
6.1/2-13inchnylocnut
2.Installthelowermountbracketusingfour3/8-16
x11/4inchcarriageboltsandfour3/8-16inch
nylocnuts.
8

InstallingtheUpperandLower
BaggerMountBrackets–Propane
Units
1.Removethehardwarefromthetwooutersquare
holesintherearguardpanelshowninFigure6.File
ordrillouttheholestoallow1/2inchdiameterbolt
topassthrough.
g028563
Figure6
1.Rearguardpanel2.Squareholes
g028540
Figure7
PropaneUnits
1.3/8-16x11/4inchcarriagebolt
2.1/2-13x21/2inchcarriagebolt
3.Upperbaggermount(comeswithpropanecompletingkit)
4.3/8inchnylocnut
5.Lowerbaggermount
6.1/2-13inchlocknut
2.Mounttheupperbrackettotherearguardusingtwo
1/2-13x21/2inchcarriageboltsandtwo1/2-13
inchnylocnuts
3.Installthelowermountbracketusingfour3/8-16
x11/4inchcarriageboltsandfour3/8-16inch
nylocnuts.
InstallingtheDumpHandle
(11-BushelOnly)
1.MountthepivotmounttotheLHrearbumperusing
twoadditional3/8-16x11/4inchcarriageboltsand
two3/8-16inchnylocnutsasshowninFigure8.
g008642
Figure8
1.Dumphandle5.Pivotmount
2.Washer6.3/8-16x11/4inchcarriage
bolt
3.Handlelink7.Lowerbaggermount
4.3/8-16inchnylocnut8.Cotterpin
2.Securethelowerbaggermounttotheframeand
pivotmount,using3/8-16x11/4inchcarriagebolt
and3/8-16inchnylocnut.
3.Insertthehandlepinanddumphandleassemblyinto
thepivotmountholeasshowninFigure8.
4.Using3/8-16x11/4inchcarriageboltand3/8-16
inchnylocnut,securethehandlepintothepivot
mount.
5.Insertthehandlelinkintothemountingholeofthe
dumphandleandinstallthewasherandcotterpin.
InstallingtheWeight
Assembly-GasolineUnits
WARNING
Casterortoeboardweightsinstalledwithoutthe
collectionsystemmaycauselossoftractionand
steeringcontrol.Lossofcontrolcanresultinan
accidentwhichmaycausedeath,injury,orproperty
damage.
InstallcasterortoeboardweightsONLYwhenthe
collectionsystemisinstalled.
9

1.Mountthe1/4inchthickweightmountingplateto
thefrontpanelofthetoeboardusingfour3/8-16
x11/4inchhexheadscrews,fourwashers,four
3/8-16nylocnuts.
2.Installtheremovableweights.Hookthetoeboard
weightassembliesoverthetopoftheweight
mountingplateandsecurewithtwohairpins(see
Figure9).
g030038
Figure9
1.Toeboardweight3.Weightmountingplate
2.Hairpin
WeightQuantities
Deck
Size
48inch52inch60inch72inch
Toe
Board
Weight
3221
Caster
Weight
——22
Note:Theremovableweightsareheavy.Usecare
whenliftingthem.Makesurethatyoucanhold
themsecurelybeforeliftingthem.Usecautionwhen
positioningyourhandssothatyouDoNotsetthem
downonyourhandsorngers.
3.For11-Busheland3-BaggerUnitsOnly:
A.Assemblethecasterweightstothebracketsas
showninFigure10.
g030050
Figure10
1.Clevispin5.Hairpin
2.Knob6.Bracket
3.3/8-16nylocnut7.3/8-16x4inchsquarebolt
4.Casterweight8.Casterarm
B.Installtheremovablecasterweightsonthecaster
arms(seeFigure10).
C.Inserttheclevispinthroughthebracketholeand
fastenwithahairpin.
D.Tightenknobonweightassemblyuntilthe
weightisclampedsecurelytothecasterarm.
10

Note:TheportionsoftheUltraVaccollection
systemthatarenotboltedtothemowerare
designedtobeinstalledorremovedintheir
entirety.DoNotoperatethemowerwithonlya
portionoftheUltraVacinstalled.
InstallingtheWeight
Assembly-PropaneUnits
Note:Theremovableweightsareheavy.Usecarewhen
liftingthem.Makesurethatyoucanholdthemsecurely
beforeliftingthem.Usecautionwhenpositioningyour
handssothatyouDoNotsetthemdownonyourhands
orngers.
1.Makesureallmovingpartshavestopped,parking
brakeisengaged,andthekeyhasbeenremoved.
2.Installthe1/2inchthickweightunderthetoeboard
usingfour1/4-20x11/4screws,fourwashers,and
four1/4-20angednylocnutsasshownFigure11
g010361
Figure11
1.1/4–20x11/4inchscrew3.1/4inchnylocnut
2.Washer4.Toeboardweight
3.Removeandretainthetwoexistingtoeboardweights
withoutdecalsfromthefrontofthetoeboard.
4.Removeanddiscardthe1/4inchthicktoeboard
weightplate.
5.Installthe3/4inchthickweighttothefrontofthe
toeboardusingfour3/8-16x11/4inchscrews,
fourwashers,andfour3/8-16angednylocnutsas
showninFigure12.
g031868
Figure12
1.3/8-16x11/4inchscrew3.Toeboardweight
2.Washer4.3/8inchnylocnut
WeightQuantities
DeckSize60inch
ToeBoardWeight3
CasterWeight2
6.Locateonetoeboardweightwithdecalfromthe
3-Baggeror11-Bushelkitandinstallitbetweenthe
twoweightswithoutdecals.
g030029
Figure13
1.Weightwithdecal
7.For11-Busheland3-BaggerUnitsOnly:
A.Assemblethecasterweightstothebracketsas
showninFigure10.
B.Installtheremovablecasterweightsonthecaster
arms(seeFigure10).
11

C.Inserttheclevispinthroughthebracketholeand
fastenwithahairpin.
D.Tightenknobonweightassemblyuntilthe
weightisclampedsecurelytothecasterarm.
Note:TheportionsoftheUltraVaccollection
systemthatarenotboltedtothemowerare
designedtobeinstalledorremovedintheir
entirety.DoNotoperatethemowerwithonlya
portionoftheUltraVacinstalled.
WARNING
Removingthetoeboardweightsfromthe
propaneunitmaycauselossoftractionand
steeringcontrol.Lossofcontrolcanresultin
anaccidentwhichmaycausedeath,injury,
orpropertydamage.
•DoNotremovethetwofactoryinstalled
toeboardweightsfromthepropaneunit.
Onlyremovethethird(center)weight.
•Installthethird(center)casterweight
ONLYwhenthecollectionsystemis
installed.
InstallingtheBeltCoverBracket
1.Lowerthedeckfully.Removeandretainthe
standardrightsidebeltcover,wireformbracketand
itshardware.
2.Installthebeltcoverbracketusingthetwo3/8-16x
11/4inchcarriageboltsandtwo3/8-16inchnyloc
nuts(seeFigure14orFigure15).
g009313
Figure14
48and52InchDecks
1.3/8-16inchnylocnut
2.Beltcoverbracket
3.3/8-16x11/4inchcarriagebolt
g009312
Figure15
60and72InchDecks
1.3/8-16inchnylocnut
2.Beltcoverbracket
3.3/8-16x11/4inchcarriagebolt
InstallingtheBlowerDriveSheave
1.Removehairpin,chutepivotpin,anddischarge
chute.Pivotpinandhairpinmaybestoredinthe
pivotholesofthedischargechuteduringbagging
operation.
2.ForSeries4Decks:
A.Removethedeckdrivebeltfromaroundthe
righthandspindlesheave.
B.Supporttherightmowerbladeandshaftsothat
itwillnotfalloutofthedeckwhentheright
sheavenutisremoved.
C.Removesheave:
•ForLZAS/LZSUnitsRemovetheright
sheavenut,springdiscwasher,andsheave
fromthespindleshaft.
•ForLZA/LZEUnitsRemovetheright
sheavenutandsheavefromthespindleshaft.
Blockthebladerotationwithablockofwood
betweenthebladeandbafesasindicated
inthebladeservicesectionoftheLazerZ
Operator’smanual.DoNotusetheblade
bolttopreventrotation.
D.ApplyalightcoatofMobilHTSgrease(orfood
gradeantisieze)tothetopportionofthespindle
shaftwherethesheavemounts.
E.Installdoublesheave:
•ForLZAS/LZSUnits:Installthedouble
sheaveontotherightspindleshaft.Install
thespringdiscwasherandnut.Makesure
thatthespringdiscwasherconeisinstalled
12

towardsnut(seeFigure16).Torquethe
sheavenutto140-145ft-lb(190–197N-m).
•ForLZA/LZEUnits:Installthedouble
sheaveontotherightspindleshaftandinstall
thenut.Torquethesheavenutto140-145
ft-lb(190–197N-m).
Blockthebladerotationwithablockofwood
betweenthebladeandbafesasindicated
inthebladeservicesectionoftheLazerZ
Operator’smanual.DoNotusetheblade
bolttopreventrotation.
g007021
Figure16
LZAS/LZSUnitsOnly
1.Torquesheavenutto140-145ft-lb(190–197N-m).
2.Installwithconetowardsnut.
Checkbladebolttorqueaftercompleting
thisinstallation.
Torquebladeboltto50-60ft-lb(75-81N-m).
F.Re-installthedeckdrivebeltinthelowergroove
ofthedoublesheave.Installtheplugintothe
boreofthedoublesheave.
g007981
Figure17
1.Beltcoverbracket4.Belt
2.Beltcover5.Decksheaveandnyloc
plug
3.Knob
ForSeries6Decks:
A.Removethebladefromtherightspindle.
B.Insertthespecialtool109-2979intosplinedend
ofthespindleshaft.
C.Removetherightsheavenylocnut,andsplined
spacerfromthespindleshaft.DoNotremove
thebladedrivesheave.Retainthenutandsplined
spacerforlateruse.
Usespecialtool109-2979toholdspindle
fromrotating.DoNotusethebladeboltto
preventrotation.
D.InstalltheUltraVacdrivesheaveontotheright
spindleshaft.InstallthenutremovedinstepC.
Torquethesheavenutto:5/8-18inchnut(15/16
Hex)to90-110ft-lb(122-149N-m).
Usespecialtool109-2979toholdspindle
fromrotating(seeFigure18).DoNotuse
thebladebolttopreventrotation.
13

g009348
Figure18
1.5/8-18inchsheavenut-torqueto90-110ft-lb(122-149N-m)
2.UltraVacdrivesheave
3.Specialtool109-2979
E.Reinstallbladeandtorquebladeboltto:
50-60ft-lb(75-81N-m).
F.Reinstallthedeckdrivebeltinthelowergroove
ofthedoublesheave.Installplugintoboreof
topsheave.
InstallingtheBlowerAssembly
1.ForSmallDecks:
A.Slipthebeltovertheimpellersheaveonthe
blower.
Note:Itmaybeeasiertoinstallthebeltifthe
beltguideistemporarilyshiftedtoonesideor
temporarilyremoved.Eitherloosenorremove
bothnutsonthetopandbottomofthebelt
guide.Oncethebeltisinstalledontheimpeller
sheave,reinstallthebeltguideandtightenall
hardware.
g009340
Figure19
1.Nut2.Beltguide
B.Mountthebloweronthedeckbyinsertingthe
mountingpinintothetubeweldedtotherear
cornerofthedeck(seeFigure20).
g032160
Figure20
1.Slot4.Mountingpin
2.Frontpin5.Decktube
3.Blowerlatch
C.Pivotthebloweruntilthefrontpinengagesthe
slotinthedeck.Adjustthepositionofthefront
pinifnecessarytoengagetheslot.Usethelatch
tolocktheblowerinthisposition.Adjustthe
tensiononthelatchtoholdthebloweruptothe
deck,yetallowforreleasebyhand.
D.Pullthespringloadedidlerreleasehandleback
andinstallthebeltintheuppergrooveofthe
topspindlesheave.Thebeltshouldberouted
asshowninFigure21.
14

g007017
Figure21
SmallDecks—ViewfromTopofBlower
1.Springloadedidler4.Beltguide
2.Impellersheave5.Decksheave
3.Fixedidler
2.ForLargeDecks:
Pullthespringloadedidlerbackandslipthebelt
overthetopdecksheave.
g009311
Figure22
LargeDecks—ViewfromTopofBlower
1.Impellersheave3.Springloadedidler
2.Decksheave
3.Positionthebeltcoveratanangleandslideitunder
themowerframe(seeFigure23).
g032161
Figure23
1.Blower3.Mowerframe
2.Beltcover
4.Pushdownonthebackofthecoverandslideit
backwardsundertheblower.
5.Withthebeltcoverrestingonthedeck,slideit
forwarduntilitisseatedunderbothlipsonthedeck.
g009341
Figure24
1.Blower3.Decklip
2.Beltcover
6.Installtheknobanditshardware.
InstallingtheExhaustDiverter
Looselyinstalltheexhaustdivertertothebaggerframe
usingthehardwareshowninFigure25.Thiswillbe
adjustedandtightenedoncethehopperassemblyis
installed.
15

g008641
Figure25
1.3/8-16x11/4inchcarriagebolt
2.3/8-16nylocnut
3.Exhaustdiverter
InstallingtheHopperAssembly
1.Laythehopperassemblydownasshownin
Figure26.
g007986
Figure26
1.Lowerbaggermountbar2.Baggerframenotch
2.Pickupthebaggerframelegsandhookthenotch
ontothelowerbaggermountbar(seeFigure26).
3.On7-BushelUnitsOnly:Removeandretainthe
knobandcarriageboltfromthehandlebracketand
rotatethedumphandleoutward.Re-installtheknob
andcarriagebolt.
g009314
Figure27
7-BushelUnitsOnly
1.Knob3.Carriagebolt
2.Dumphandle4.Rotateoutward
4.Liftthehopperassemblyandpivotitupwardtowards
thebackoftheunit(seeFigure28).
g009342
Figure28
1.Rotatehopperassembly5.Hairpin
2.Rearbumper6.Mountpin
3.Mountbracket7.Opening
4.Framemountbarrel
5.Continuetopushthehopperassemblyforwarduntil
itcontactsthemountbracket.
6.Adjusttheexhaustdiverterupordownintheslots
soittsoverthemufer.
7.Ifneeded,installwashersbetweentheexhaust
diverterandtheframetospacetheguardoutward.
8.Installthemountpinintotheframemountbarrel.
Makesurethatitextendsintotheopeningbetween
therearbumperandthemountbracket(see
Figure28).
16

9.Aligntheholesinthemountpinandframemount
barrelandinsertthehairpintolockthehopper
assemblyintoplace.
10.Tightenthehardwareontheexhaustdiverter.
11.For2-Bagger&3-BaggerUnits:
A.Raisethehoodandinstallthebagassembliesby
slidingthebagframehooksontotheretaining
slotsonthehopperframe.
B.Closeandlatchthehood.
12.Forthe11-BushelUnits:
A.Unlatchthespringclevispinfromthehandle
link.
B.Rotatethehandlelinktowardstheactuationarm
bracketandaligntheholesasshowninFigure29.
C.Insertthespringclevispinandrotatedownward
tolatchitontothehandleassembly.
g009309
Figure29
1.Handlelink4.Exhaustdiverter
2.Actuationarmbracket5.Handleassembly
3.Springclevispin6.Rotatedownwardtolatch
AssemblingtheTubes
1.For60inchdecks,shortentheuppertube.
A.Locatethethreeholesintheuppertube.Measure
61/2inches(165mm)upfromtheendofthe
tubeandmarkthelocationinallthreeareas(see
Figure30).
g009351
Figure30
1.Newholelocation
2.Measure61/2inches(165mm)
3.Measure3–31/2inches(76–89mm)
4.Cuttube
B.Drillthree3/16inch(4.8mm)diameterholes.
C.Measure3–31/2inches(76-89mm)fromthe
endofthetube,createmarks,andapplymasking
tapearoundthetubeasaguide.
D.Carefullycutthetubeanddiscardtheend.
2.Sliptheupperandthelowertubestogether.
3.Inserttheuppertubeintothehopperseal–pushin
thenpulloutsothatthesealisextendedoutward.
4.Alignthedimpleontheuppertubewiththeendof
hoppersealandcenterbetweenthetwoscrewsas
showninFigure31.
g007027
Figure31
1.Dimple
5.Setthedeckinlowestcuttingposition.
6.Slidethelowertubeontotheblowerandattachthe
latches.(Makesurethattheuppertubedoesnot
moveoutofalignment).
7.Drillthe7/32inch(5.6mm)diameterholesinthe
lowertubeusingtheuppertubeholesasreference.
SeeFigure32.
8.Removethetubesfromunitandassembletheupper
andthelowertubesusingthree#10-24x3/4inch
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hexwasherheadscrews,three#10washers,and
three#10-24nylocnuts.Thescrewheadshould
beinstalledtotheinsideofthetubetoprovide
minimumobstructiontoow.Makesurethatthe
upperandthelowerendsareorientedproperlyasthe
tubesareassembled.(Partinglinesshouldroughly
belinedup.)
g007028
Figure32
1.Drilltheholeshere
AdjustingtheBlowerDriveBelt
Position
1.Readtheoperator’smanualfortheUltraVacand
mowerbeforeperformingthisadjustment.Make
surethatyouunderstandthecontrols,theirlocations
theirfunctionsandsafetyrequirements.
2.Ensuretheblower,beltcover,bags,tubeandhood
areingoodcondition,properlyattachedandlatched.
3.RuntheunitwiththePTOandtheblowerengaged
fortwominutes.
4.DisengagethePTO,stoptheengineandremove
thekey.
5.Removethebeltcoverandchecktomakesurethat
thebeltisridingnearthecenteroftheatidleron
theidlerarm.Ifthebeltisnotridingnearthecenter
oftheidler,removetheblower,andbendtheidler
armslightly.
6.Reinstalltheblowerandbeltcoverandperform
steps3-5againtoverifybeltposition.
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AdjustingtheDoorLinkage
Note:TheQuickDumpunitswereadjustedatthefactorytooperateproperly.However,adjustmentscanbe
madeifyourunitrequiresthem:
7-BushelUnits:
1.IfthedoordoesnotcloseproperlyadjusttherodsasshowninFigure33.
•Shortentherodtoincreaseovercenterforce.
•Lengthentherodtoreduce.
Adjusttherodsonbothsidessotheyareapproximatelyequal.
g009315
Figure33
7-BushelUnits
1.Rod3.1/4inch(6.35mm)±1/8inch(3.2mm)
2.Stop
2.Iftheleftandrightstopsdonotmakecontactwiththedoorlinkwhenitisintheextendedposition:
Adjustthepositionofthestops(seeFigure33)sothatthedoorlinkcontactsthemwhentheuppertubeofthe
doorframeiswithin1/4inch(6.35mm)±1/8(3.2mm)fromthelowerlipofthemoldedhood.
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11-BushelUnits:
g009316
Figure34
11-BushelUnits
1.HandleLink3.Stop5.Latches
2.StopScrews4.HingeLinks
1.Doorclosing:Theclosingofthedooriscontrolledbythetwohingelinksandthetwostopscrews(see
Figure34).Thestopscrewsshouldbeadjustedsothatbothwillbecontactedwhenthecontactingarmis
straightupanddown.Withthestopscrewsadjusted,thelengthofthehingelinkscanbechangedtoprovide
completeclosingofthedoor,andreasonableforceonthehandletolatchorunlatchthedoor.Lengthenthe
linkstoreducetheforce.Shortenthelinkstoincreasetheforce.Withthedoorclosed,bothlinksshouldbe
slightlytighttominimizerattling.
2.Dooropening:Afteradjustingthehingelinksfordoorclosing,thehandlelinkcanbeadjustedtoobtain
maximumdooropening(seeFigure34).Lengthenthelinktoopenthedoorfarther.Shortenthelinktoopen
thedoorless.Themaximumdooropeningislimitedbythecontactingarmhittingthestop.Thisstopisnon
adjustable,andpreventsoveropeningdamagefromoccurringtothelinkage.
3.Latches:Oncetheopenandclosedpositionshavebeenset,thelatchescanbeadjusted(seeFigure34).Withthe
doorclosed,thelatchlinkshouldbesetsothatthelatchplatecompletelyengagesandcontactsthelatchrod
weldedtothedoor.Thelatchplatesshouldnotbetightagainstthelatchrod.Theyshouldeasily“wiggle”.
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