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Exmark 000 & Higher, 850, Ultra Vac 000 & higher User manual

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ULTRAV AC®
LAZERZ®,LAZERZ®AS
SERIESX,ANDLAZERZ®AS
MODELS
ForUltraVacSerialNos.
850,000&Higher
(TotLazerZ(LZZ)and
LazerZASSeriesX(LZAS)Units
SerialNos.790,000&Higher)
(TotLazerZAS(LZA)Units
SerialNos.850,000&Higher)
PartNo.4500-608Rev.A
Exmarkreservestherighttomakechangesor
addimprovementstoitsproductsatanytime
withoutincurringanyobligationtomakesuch
changestoproductsmanufacturedpreviously.
Exmark,oritsdistributorsanddealers,accept
noresponsibilityforvariationswhichmaybe
evidentintheactualspecicationsofitsproducts
andthestatementsanddescriptionscontained
inthispublication.
©2009—ExmarkMfg.Co.,Inc.
IndustrialParkBox808
Beatrice,NE68310
2
Contactusatwww.Exmark.com.
PrintedintheUSA
AllRightsReserved
Introduction
CONGRATULATIONSonthepurchaseofyour
ExmarkUltraVac.Thisproducthasbeencarefully
designedandmanufacturedtogiveyouamaximum
amountofdependabilityandyearsoftrouble-free
operation.
Thismanualcontainsoperating,maintenance,
adjustment,andsafetyinstructionsforyourExmark
UltraVac
BEFOREOPERATINGYOURMOWER,
CAREFULLYREADTHISMANUALINITS
ENTIRETY.
Byfollowingtheoperating,maintenance,andsafety
instructions,youwillprolongthelifeofyourUltra
Vac,maintainitsmaximumefciency,andpromote
safeoperation.
Ifadditionalinformationisneeded,orshouldyou
requiretrainedmechanicservice,contactyour
authorizedExmarkequipmentdealerordistributor.
Exmarkpartsmanualsareavailableonlineat
http://www.exmark.com/manuals.htm.
AllExmarkequipmentdealersanddistributorsare
keptinformedofthelatestmethodsofservicing
andareequippedtoprovidepromptandefcient
serviceintheeldorattheirservicestations.They
carryamplestockofservicepartsorcansecurethem
promptlyforyoufromthefactory.
AllExmarkpartsarethoroughlytestedandinspected
beforeleavingthefactory,however,attentionis
requiredonyourpartifyouaretoobtainthefullest
measureofsatisfactionandperformance.
Wheneveryouneedservice,genuineExmarkparts,
oradditionalinformation,contactanAuthorized
ServiceDealerorExmarkCustomerServiceandhave
themodelandserialnumbersofyourproductready.
Figure1identiesthelocationofthemodelandserial
numbersontheproduct.Writethenumbersinthe
spaceprovided.
Figure1
1.Modelandserialnumberlocation
ModelNo.
SerialNo.
3
Contents
Introduction...........................................................3
Safety.....................................................................5
SafetyAlertSymbol.........................................5
SafeOperatingPractices..................................5
SafetyandInstructionalDecals.......................8
Specications.......................................................10
ModelNumbers............................................10
Systems.........................................................10
Dimensions...................................................10
TorqueRequirements....................................10
ProductOverview................................................11
Operation.............................................................11
Pre-Start........................................................11
OperatingInstructions..................................11
Transporting.................................................17
Maintenance.........................................................20
RecommendedMaintenanceSchedule(s)...........20
PeriodicMaintenance.......................................20
CheckBlowerHousing/Impeller...................20
CheckBags....................................................20
CheckExhaustDiverter.................................21
LubricateGreaseFittings...............................21
CheckConditionofBelt................................21
Adjustments.....................................................21
AdjustingtheBlowerDriveBelt
Position.....................................................21
Cleaning...........................................................22
CleanMuferandRearFrameArea................22
CleanRearScreenInHopper.........................22
CleanBlower.................................................22
Troubleshooting...................................................23
4
Safety
Safety
SafetyAlertSymbol
ThisSafetyAlertSymbol(Figure2)isusedbothin
thismanualandonthemachinetoidentifyimportant
safetymessageswhichmustbefollowedtoavoid
accidents
Thissymbolmeans:ATTENTION!BECOME
ALERT!YOURSAFETYISINVOLVED!
Figure2
1.Safetyalertsymbol
Thesafetyalertsymbolappearsaboveinformation
whichalertsyoutounsafeactionsorsituations
andwillbefollowedbythewordDANGER,
WARNING,orCAUTION.
DANGER:Whitelettering/Redbackground.
Indicatesanimminentlyhazardoussituationwhich,if
notavoided,Willresultindeathorseriousinjury.
WARNING:Blacklettering/Orangebackground.
Indicatesapotentiallyhazardoussituationwhich,if
notavoided,Couldresultindeathorseriousinjury.
CAUTION:Blacklettering/Yellowbackground.
Indicatesapotentiallyhazardoussituationwhich,if
notavoided,Mayresultinminorormoderateinjury.
Thismanualusestwootherwordstohighlight
information.Importantcallsattentiontospecial
mechanicalinformationandNoteemphasizes
generalinformationworthyofspecialattention.
SafeOperatingPractices
Training
•ReadthetractorandUltraVacOperator’sManuals
andothertrainingmaterial.Iftheoperator(s)or
mechanic(s)cannotreadEnglishitistheowner’s
responsibilitytoexplainthismaterialtothem.
•Becomefamiliarwiththesafeoperationofthe
equipment,operatorcontrols,andsafetysigns.
•Alloperatorsandmechanicsshouldbetrained.
Theownerisresponsiblefortrainingtheusers.
•Neverletchildrenoruntrainedpeopleoperate
orservicetheequipment.Localregulationsmay
restricttheageoftheoperator.
•Onlyadultsandmatureteenagersshouldoperate
amower,andevenmatureteenagersshouldhave
adultsupervision.Besureateenager:
1.hasreadandunderstandstheOperator’s
Manualandrecognizestherisksinvolved;
2.issufcientlymaturetousecaution;and
3.isofsufcientsizeandweighttooperate
thecontrolscomfortablyandtomanagethe
mowerwithouttakingrisks.
•Theowner/usercanpreventandisresponsible
foraccidentsorinjuriesoccurringtohimselfor
herself,otherpeopleorproperty.
Preparation
•Evaluatetheterraintodeterminewhataccessories
andattachmentsareneededtoproperlyandsafely
performthejob.Onlyuseonmachinesapproved
byExmark.
•Wearappropriateclothingincludingsafetyglasses,
substantialfootwear,longtrousers,andhearing
protection.DoNotoperatewhenbarefootor
whenwearingopensandals.
CAUTION
Thismachineproducessoundlevelsin
excessof85dBAattheoperator’searand
cancausehearinglossthroughextended
periodsofexposure.
Wearhearingprotectionwhenoperatingthis
machine.
•Inspecttheareawheretheequipmentistobe
usedandremoveallrocks,toys,sticks,wires,
bones,andotherforeignobjectswhichcanbe
thrownbythemachineandmaycausepersonal
injurytotheoperatororbystanders.
Operation
•Operateonlyindaylightorgoodarticiallight,
keepingawayfromholesandhiddenhazards.
•Nevermowwiththedischargedeectorraised,
removedoralteredunlessthereisagrass
5
Safety
collectionsystemormulchkitinplaceand
workingproperly.
DANGER
Therearerotatingbladesintheblowerand
underthemowerdeck.Bladecontactcan
causeseriousoperatororbystanderinjury
orevendeath.
•DoNotreachintoblowerunlessrotation
indicatorhasstopped.DisengagePTO,
stopengine,removekey,waitforall
movingpartstostop.Engageparking
brake.
•Neveroperatemowerunlessdischarge
deector,entiregrasscollectionsystem,
ormulchkitisinstalled.
•Stopengine,waitforallmovingpartstostop,
removekeyandengageparkingbrake:
–Beforechecking,cleaningorworkingonthe
mower.
–Afterstrikingaforeignobjectorabnormal
vibrationoccurs(inspectthemowerfor
damageandmakerepairsbeforerestarting
andoperatingthemower).
–Beforeclearingblockages.
–Wheneveryouleavethemower.
WARNING
Hands,feet,hair,clothing,oraccessoriescan
becomeentangledinrotatingparts.Contact
withtherotatingpartscancausetraumatic
amputationorseverelacerations.
•DoNotoperatethemachinewithout
guards,shields,andsafetydevicesin
placeandworkingproperly.
•Keephands,feet,hair,jewelry,orclothing
awayfromrotatingparts.
•Stoptheblades,slowdown,andusecautionwhen
crossingsurfacesotherthangrassandwhen
transportingthemowertoandfromtheareato
bemowed.
•Beawareofthemowerdischargepathanddirect
dischargeawayfromothers.
SlopeOperation
UseExtremecautionwhenmowingand/orturning
onslopesaslossoftractionand/ortip-overcould
occur.Theoperatorisresponsibleforsafeoperation
onslopes.
DANGER
Operatingonwetgrassorsteepslopescan
causeslidingandlossofcontrol.Wheels
droppingoveredges,ditches,steepbanks,or
watercancauserollovers,whichmayresult
inseriousinjury,deathordrowning.
•DoNotmowslopeswhengrassiswet.
•DoNotmowneardrop-offsornearwater.
•DoNotmowslopesgreaterthan15
degrees.
•Reducespeedanduseextremecaution
onslopes.
•Avoidsuddenturnsorrapidspeed
changes.
•Keeptherollbarintheraisedandlocked
positionanduseseatbelt.
•Seeinsidethebackcovertodeterminethe
approximateslopeangleoftheareatobemowed.
•Useawalkbehindmowerand/orahandtrimmer
neardrop-offs,ditches,steepbanksorwater.
(Figure3).
6
Safety
Figure3
1.SafeZone-Usethemowerhereonslopeslessthan15
degrees
2.DangerZone-Useawalkbehindmowerand/orhand
trimmeronslopesgreaterthan15degrees,near
drop-offsandwater.
3.Water
•Removeormarkobstaclessuchasrocks,tree
limbs,etc.fromthemowingarea.Tallgrasscan
hideobstacles.
•Watchforditches,holes,rocks,dipsandrisesthat
changetheoperatingangle,asroughterraincould
overturnthemachine.
•Avoidsuddenstartswhenmowinguphillbecause
themowermaytipbackwards.
•Beawarethatoperatingonwetgrass,acrosssteep
slopesordownhillmaycausethemowertolose
traction.Lossoftractiontothedrivewheelsmay
resultinslidingandalossofbrakingandsteering.
•Alwaysavoidsuddenstartingorstoppingona
slope.Iftireslosetraction,disengagetheblades
andproceedslowlyofftheslope.
•Followthemanufacturer’srecommendationsfor
wheelweightsorcounterweightstoimprove
stability.AlwaysinstallandremovetheUltraVac,
includingcounterweights,asinstructed.Failure
todosowillcauseareductioninstabilityor
traction.DoNotoperatethemowerwithonlya
portionoftheUltraVacinstalled.
•Useextremecarewithgrasscatchersor
attachments.Thesecanchangethestabilityofthe
machineandcauselossofcontrol.Thestability
andtractionofthemachinewillchangeasthe
UltraVachopperllswithgrassclippings.Use
progressivelygreatercareonslopesasthehopper
lls.
MaintenanceandStorage
•DisengagePTO,setparkingbrake,stopengine
andremovekeyordisconnectsparkplugwire.
Waitforallmovementtostopbeforeadjusting,
cleaningorrepairing.
•Usecarewhencheckingblades.Wraptheblade(s)
orweargloves,andusecautionwhenservicing
them.Onlyreplacedamagedblades.Never
straightenorweldthem.
•Keepallguards,shieldsandallsafetydevicesin
placeandinsafeworkingcondition.
•Checkallboltsfrequentlytomaintainproper
tightness.
•Frequentlycheckforwornordeteriorating
componentsthatcouldcreateahazard.
•Allreplacementpartsmustbethesameas
orequivalenttothepartssuppliedasoriginal
equipment.
7
Safety
SafetyandInstructionalDecals
•Keepallsafetysignslegible.Removeallgrease,
dirtanddebrisfromsafetysignsandinstructional
labels.
•Replaceallworn,damaged,ormissingsafety
signs.
•Whenreplacementcomponentsareinstalled,be
surethatcurrentsafetysignsareafxedtothe
replacedcomponents.
•Ifanattachmentoraccessoryhasbeeninstalled,
makesurecurrentsafetysignsarevisible.
•Newsafetysignsmaybeobtainedfrom
yourauthorizedExmarkequipmentdealeror
distributororfromExmarkMfg.Co.Inc.
•Safetysignsmaybeafxedbypeelingoffthe
backingtoexposetheadhesivesurface.Apply
onlytoaclean,drysurface.Smoothtoremove
anyairbubbles.
•Familiarizeyourselfwiththefollowingsafetysigns
andinstructionlabels.Theyarecriticaltothesafe
operationofyourExmarkcommercialmower.
1-653558
98-5954
103-2076
103-6604
LZUV2BUnitsOnly
103-6605
103-6607
LZUV3BUnitsOnly
8
Safety
103-3508
LZUV2BUnitsOnly
109-5890
LZUV3BUnitsOnly
9
Specications
Specications
ModelNumbers
SerialNos:850,000andHigher
LZUV2B–FitsLazerZ(LZZ),LazerZASSeriesX(LZAS),andLazerZAS(LZA)with48or52inchdeck.
LZUV3B–FitsLazerZ(LZZ)andLazerZASSeriesX(LZAS)with60or72inchdeck.FitsLazerZAS(LZA)
with60inchdeck.
Systems
BaggingSystem
•Collectionbins:
–Commercialgrade,clothmeshbagswith
reinforcedbottoms.
–LZUV2BCapacity:8.0bushels
–LZUV3BCapacity:13.4Bushels
•DumpMechanism:Manualliftoff
•BlowerTube:Fixed,abrasionresistantmolded
polyethylene.
•Impeller:5–bladed,1/4inch(6.4mm)thick
abrasionresistantsteel,withverticalaxis.
•Impellerbearings:1inch(2.5cm)sealed
non-greaseablebearings.
Dimensions
OverallWidth:
LZUV2B
w/UltraVacQDS
LazerZw/48inchDeck
62.50inches(158.8cm)
LazerZw/52inchDeck
67.75inches(172.1cm)
LZUV3B
w/UltraVac
LazerZw/60inchDeck
75.00inches(190.5cm)
LazerZw/72inchDeck
87.25inches(221.6cm)
OverallLength:
LZUV2B
w/UltraVac
LazerZw/48inchDeck
102.25inches(259.7cm)
LazerZw/52inchDeck
102.25inches(259.7cm)
LZUV3B
w/UltraVac
LazerZw/60inchDeck
107.00inches(271.8cm)
LazerZw/72inchDeck
110.00inches(279.4cm)
CurbWeight:
LZUV2B
UltraVacWeight
Forunitsw/48inchDeck
(3toeboardweights)
309lb(140kg)
Forunitsw/52inchDeck
(2toeboardweights)
266lb(120kg)
LZUV3B
UltraVacWeight
Forunitsw/60inchDeck
(2toeboardweights)
449lb(204kg)
Forunitsw/72inchDeck
(1toeboardweights)
406lb(184kg)
TorqueRequirements
BoltLocation
Torque
ImpellerSpindleBottom
Nut
55-60ft-lb(75-81N-m)
ImpellerSpindleTopNut75-80ft-lb(102-108N-m)
10
Operation
ProductOverview
Figure4
1.Hopper4.Blower
2.Toeboardweight5.Tube
3.Casterweight(LZUV3B
UnitsOnly)
6.Bag
Operation
Note:Determinetheleftandrightsidesofthe
machinefromthenormaloperatingposition.
Important:ForSerialNumbers790,000and
higher,multipleaccessoriesaddedtoabase
unitcanchangethestabilityofthemachine.
Readtheunitoperator’smanualtodetermine
ifcounterbalanceweightsarenecessaryforthe
accessoriesinstalledontheunit.
Important:Duetotheaddedweightofthe
UltraVac,itisimportanttoensuretheparking
brakeonyourmowerisadjustedproperly.Before
installingtheUltraVac,makesuretore-adjust
theparkingbrakeonyourmowerasoutlinedin
the“AdjustingtheParkingBrake”procedurein
theMaintenancesectionofthetractorOperator’s
manual.
Pre-Start
Makesureyouunderstandthecontrols,their
locations,theirfunctions,andtheirsafety
requirements.
Ensuretheblower,beltcover,bags,tubesandhopper
areingoodcondition,properlyattached,andlatched.
Important:Verifythatthereinforcedbumpers
areinstalledonyourunitpriortooperation.
RefertotheMaintenancesectionandperformallthe
necessaryinspectionandmaintenancesteps.
OperatingInstructions
Mowing
1.TheUltraVacbloweroperateswhenthePTO
isengaged.Besurethatallpersonsareclear
ofthemowerdeckbeforeengagingthecutting
blades.Setthethrottleto“midway”position.Pull
outwardonthePTOswitchtothe“ROTATE”
position.Acceleratetofullthrottletobegin
mowing.
2.TodisengagethePTO,setthethrottleto
“midway”position.PushinonthePTOswitch
tothe“STOP”positiontostopthecuttingblades
andblower.Thecuttingbladeswillrequirea
slightlylongeramountoftimetocometoa
completestopwhentheblowerisinstalledon
thedeck.Verifythatallrotationindicatorshave
11
Operation
stoppedbeforeclearingblowerassemblyor
mowerdeck.
3.Toremovethebags,rstdisengagethePTO,stop
theengineandwaitforallmovingpartstostop.
Openthehopperandremovethebagsbylifting
upontherearofthebag,thenunhookingthe
frontclip.Emptythebagsbyinvertingthem.
4.Reinstallbags,closeandlatchhopperbefore
continuingmowing.
Tipsformowingconditions:
•Whenmowinginareaswithsandysoil,use
lowliftbladesonthecuttingdeckandhigher
cuttingheightstominimizewearontheblower
components.
•Whenmowinginwetconditions,suchasjustafter
arainorinheavydew,uselowliftbladesonthe
cuttingdecktominimizepluggingoftheblower.
•Maintainingagroundspeedthatdoesnotpull
downtheengineRPMwillallowforthehighest
productivityandbestqualityofcut.Boggingthe
engineRPMdownbygoingtoofastwillcause
pluggingandqualityofcutissues.
•WhentheUltraVacgetsfull,thesoundof
theblowerwillchangeandtherewillbeslight
blowoutfromthefrontrightcornerofthedeck.
EmptyingtheUltraVacatthispointwillminimize
thepotentialforthetubetoplug.
CollectionSystemRemovalforSide
Discharge
1.Emptythehopper.
CAUTION
Thehopperassemblyisheavywhenitisfull,
whichmaymakeitdifculttoremovethe
hopperassemblyfromtheunit.Theentire
hopperassemblymayfall,whichmaycause
injury.
Priortoremovingthehopperassemblyfrom
theunit,rstemptythecontents.
2.DisengagethePTO,stopengineandwaitforall
movingpartstostop.Removekeyandengage
parkingbrake.
3.Removethedischargetubebyreleasingthelatches
attheblower.Slidethetubeoffthebloweroutlet
andremovetheupperendfromthehopper.
Figure5
1.Hopper7.Toeboardweight
2.Reinforcedbumpers
8.Beltcover
3.Clevispin
9.Blower
4.Casterarmweight
10.Tubes
5.Hairpin11.Bag
6.ForLZUV3BUnitsOnly
4.Removetheknobfromthebeltcoverbracketand
takeoffthebeltcover.
Figure6
1.Beltcoverbracket4.Belt
2.Beltcover5.Decksheave
3.Knob
12
Operation
CAUTION
Thedecksheavewillbecomeveryhot.
Touchingahotdecksheavecancausesevere
burns.
Allowthedecksheavetocoolcompletely
beforeremovingthebelt.
5.Pulltheidlerreleasehandleandremovethebelt
fromtheuppergrooveofthedecksheave.
6.Unlatchthefrontendoftheblower.Pivotthe
blowerbackandliftitoffthedeck.
Figure7
1.Blowerlatch
2.Pivotblowerawayfromdeck
7.Installthedischargedeectorusingthechute
pivotpinandhairpin(seeFigure8).
Figure8
1.Hairpin
3.Dischargedeector
2.Chutepivotpin
WARNING
Anuncovereddischargeopeningwill
allowobjectstobethrowninoperator’sor
bystander’sdirection.Also,contactwith
bladecouldoccur.Thrownobjectsorblade
contactcancauseseriousinjuryorkillyou
orbystanders.
Neveroperatemowerunlessdischarge
deector,orentiregrasscollectionsystem,or
mulchkitisinstalled.
8.Re-installtheplasticbeltcoverandtightenthe
knobs.
9.Removethebagsfromthehopperassemblyby
openingthehopperandliftingupontherearof
thebagandthenunhookingthefrontclip.
10.Removethehopperassembly.DoNotusethe
exhaustdiverterasahandlewhenremovingthe
hopper.
CAUTION
Theexhaustdiverterishot.Touchingahot
exhaustdivertercancausesevereburns.
Allowtheexhaustdivertertocoolcompletely
beforeremovingthehopperassembly.
A.Pushandholdthehopperassemblytowards
theunitandpullthehairpinsandmountpins
fromframemountbarrellocatedoneachside
oftheframelegs.
WARNING
Whenthemountpinshavebeenremoved,
thehopperassemblymayfall.Afalling
hopperassemblymaycauseinjury.
Usecarewhenthemountpinsareremoved
andifnecessary,useassistancewhen
loweringthehopperassemblytotheground.
B.Ifnecessary,useassistanceandcarefullylower
thehopperassemblytotheground.
C.Re-insertthemountpinsintotheframe
mountbarrelandsecurewiththehairpin.
11.Theremovableweightsmustberemovedfrom
theunit.Toremovetheweightonthefrontof
13
Operation
thetoeboard,removethetwohairpinsthatretain
itandthenliftitfromthemountbracket.The
bracketboltedtothetoeboardremainsonthe
unit.
FortheLZUV3BUnits:Removethecaster
weightsbylooseningtheclampingknobsuntilthe
weightcanbemovedrelativetothecasterarm.
Removethehairpinsandclevispinsthathold
theweightstothecasterarms.Carefullyliftthe
weightsoffofthecasterarms.
Note:Theremovableweightsareheavy.Use
carewhenliftingthem.Makesurethatyoucan
holdthemsecurelybeforeliftingthem.Use
cautionwhenpositioningyourhandssothatyou
DoNotsetthemdownonyourhandsorngers.
Note:TheportionsoftheUltraVaccollection
systemthatarenotboltedtothemowerare
designedtobeinstalledorremovedintheir
entirety.DoNotoperatethemowerwithonlya
portionoftheUltraVacinstalled.
WARNING
Casterortoeboardweightsinstalledwithout
thecollectionsystemmaycauselossof
tractionandsteeringcontrol.Lossofcontrol
canresultinanaccidentwhichmaycause
death,injury,orpropertydamage.
InstallcasterortoeboardweightsONLY
whenthecollectionsystemisinstalled.
12.Themachinecannowbeusedforsidedischarge
mowing.
CollectionSystemInstallation
Important:Verifythatthereinforcedbumpers
areinstalledonyourunitpriortooperation.
Important:Duetotheaddedweightofthe
UltraVac,itisimportanttoensuretheparking
brakeonyourmowerisadjustedproperly.Before
installingtheUltraVac,makesuretore-adjust
theparkingbrakeonyourmowerasoutlinedin
the“AdjustingtheParkingBrake”procedurein
theMaintenancesectionofthetractorOperator’s
manual.
1.Stopengine,removekey,andwaitforallmoving
partstostop.Engageparkingbrake.
2.Removehairpinandchutepivotpin.Remove
dischargedeector.Pivotpinandhairpinmaybe
storedinthepivotholesofthedischargedeector
duringbaggingoperation.
3.Laythehopperassemblydownasshownin
Figure9.
Figure9
1.Lowerbaggermountbar2.Framenotch
4.Removethehairpinfromthemountpinandpull
themountpinoutoftheframemountbarrel.
5.Pickuptheframelegsandhookthenotchonto
thelowermountbar(seeFigure9).
6.Liftthehopperassemblyandpivotitupward
towardsthebackoftheunit(seeFigure10).
Figure10
1.Rotatehopperassembly5.Hairpin
2.Rearbumper6.Mountpin
3.Mountbracket
7.Opening
4.Framemountbarrel
7.Continuetopushthehopperassemblyforward
untilitcontactsthemountbracket.
14
Operation
8.Adjusttheexhaustdiverterupordowninthe
slotssoittsoverthemufer.
9.Ifneeded,installwashersbetweentheexhaust
diverterandtheframetospacetheguardoutward.
10.Installthemountpinintotheframemount
barrel.Makesurethatitextendsintotheopening
betweentherearbumperandthemountbracket
(seeFigure10).
11.Aligntheholesinthemountpinandframe
mountbarrelandinsertthehairpintolockthe
hopperassemblyintoplace.
12.Tightenthehardwareontheexhaustdiverter.
13.Raisethehopperandinstallthebagassembliesby
insertingthehookportionintotheslotsinthe
baggersupportrods.
14.Removethebeltcoverontherightsideofthe
deck.
15.Mountthebloweronthedeckbyinsertingthe
mountingpinintothetubeweldedtotherear
cornerofthedeck(seeFigure11).Pivotthe
bloweruntilthefrontpinengagestheslotin
thedeck.Adjustthepositionofthefrontpin
ifnecessarytoengagetheslot.Usethelatches
tolocktheblowerinthisposition.Adjustthe
tensiononthelatchtoholdthebloweruptothe
deck,yetallowforreleasebyhand.
Figure11
1.Slot
4.Mountingpin
2.Frontpin5.Decktube
3.Blowerlatch
16.BeltInstallation:
ForSmallDecks:
A.Slipthebeltovertheimpellersheaveonthe
blower.
Note:Itmaybeeasiertoinstallthebeltif
thebeltguideistemporarilyshiftedtoone
sideortemporarilyremoved.Eitherloosen
orremovebothnutsonthetopandbottom
ofthebeltguide.Oncethebeltisinstalled
ontheimpellersheave,reinstallthebeltguide
andtightenallhardware.
Figure12
1.Nut2.Beltguide
B.Pullthespringloadedidlerreleasehandle
backandinstallthebeltintheuppergroove
ofthetopspindlesheave.Thebeltshouldbe
routedasshowninFigure13.
Figure13
SmallDecks—ViewfromT opofBlower
1.Springloadedidler
4.Beltguide
2.Impellersheave5.Decksheave
3.Fixedidler
ForLargeDecks:
Pullthespringloadedidlerbackandslipthebelt
overthetopdecksheave.
15
Operation
Figure14
LargeDecks—ViewfromT opofBlower
1.Impellersheave
3.Springloadedidler
2.Decksheave
17.Positionthebeltcoveratanangleandslideit
underthemowerframe(seeFigure15).
Figure15
1.Blower
3.Mowerframe
2.Beltcover
18.Pushdownonthebackofthecoverandslideit
backwardsundertheblower.
19.Slidethebeltcoverforwarduntilitisseatedunder
bothlipsonthedeck.
Figure16
1.Blower3.Decklip
2.Beltcover
20.Installtheknobanditshardware.
21.Sliptheupperandthelowertubestogether.
22.Inserttheuppertubeintothehopperseal–
pushinthenpulloutsothatthesealisextended
outward.
23.Alignthedimpleontheuppertubewiththeend
ofhoppersealandcenterbetweenthetwoscrews
asshowninFigure17.
Figure17
1.Dimple
24.Setthedeckinlowestcuttingposition.
25.Slidethelowertubeontotheblowerandattach
thelatches.(Makesurethattheuppertubedoes
notmoveoutofalignment).
26.Ifthelowertubeisreplaced,drillthree7/32inch
holesinthelowertubeusingtheuppertubeholes
asreference.SeeFigure18.
27.Removethetubesfromunitandassemblethe
upperandthelowertubesusingthree#10-24
x3/4inchhexwasherheadscrews,three#10
washers,andthree#10-24nylocnuts.Thescrew
headshouldbeinstalledtotheinsideofthe
16
Operation
tubetoprovideminimumobstructiontoow .
Makesurethattheupperandthelowerendsare
orientedproperlyasthetubesareassembled.
(Partinglinesshouldroughlybelinedup.)
Figure18
1.Drilltheholeshere
28.Slidethelowerendofthetubeassemblyoverthe
bloweroutletandalignthenotchwiththetube
latch.Latchthetubetotheblower.
29.Installtheremovableweights.Hookthefronttoe
boardweightassemblyoverthetopoftheweight
mountingplateandsecurewithtwohairpins
Figure19).
WeightQuantities
Deck
Size
48inch52inch60inch72inch
Toe
Board
Weight
3
221
Caster
Weight
——
22
Note:Theremovableweightsareheavy.Use
carewhenliftingthem.makesurethatyoucan
holdthemsecurelybeforeliftingthem.Use
cautionwhenpositioningyourhandstothatyou
DoNotsetthemdownonyourhandsorngers.
Figure19
30.ForLZUV3BUnitsOnly:
A.Installtheremovablecasterweightsonthe
casterarms(seeFigure20).
B.Inserttheclevispinthroughthebrackethole
andfastenwithahairpin.
C.Tightenknobonweightassemblyuntilthe
weightisclampedsecurelytothecasterarm.
Figure20
ForLZUV3BUnitsOnly
1.Clevispin
3.Hairpin
2.Knob
4.Casterweight
Transporting
TransportingaUnit
Useaheavy-dutytrailerortrucktotransportthe
machine.Lockbrakeandblockwheels.Securely
fastenthemachinetothetrailerortruckwithstraps,
chains,cable,orropes.Besurethatthetrailerortruck
17
Operation
hasallnecessarylightingandmarkingasrequiredby
law .Secureatrailerwithasafetychain.
CAUTION
Thisunitdoesnothaveproperturn
signals,lights,reectivemarkings,ora
slowmovingvehicleemblem.Drivingona
streetorroadwaywithoutsuchequipment
isdangerousandcanleadtoaccidents
causingpersonalinjury.Drivingonastreet
orroadwaywithoutsuchequipmentmayalso
beaviolationofStatelawsandtheoperator
maybesubjecttotrafcticketsand/ornes.
DoNotdriveaunitonapublicstreetor
roadway.
WARNING
Loadingaunitonatrailerortruckincreases
thepossibilityofbackwardtip-over.
Backwardtip-overcouldcauseseriousinjury
ordeath.
•Useextremecautionwhenoperatinga
unitonaramp.
•Useonlyasingle,fullwidthramp;Do
Notuseindividualrampsforeachside
oftheunit.
•Ifindividualrampsmustbeused,use
enoughrampstocreateanunbroken
rampsurfacewiderthantheunit.
•DoNotexceeda15°anglebetweenramp
andgroundorbetweenrampandtrailer
ortruck.
•Avoidsuddenaccelerationwhiledriving
unituparamptoavoidtippingbackward.
•Avoidsuddendecelerationwhilebacking
unitdownaramptoavoidtipping
backward.
LoadingaUnit
DoNottransporttheunitwiththehopperfull.
Emptythehopperbeforeattemptingtoloadunit
ontrailerortruck.Thiswillreducethechance
ofrearwardtipup.Useextremecautionwhen
loadingunitsontrailersortrucks.Onefullwidth
rampthatiswideenoughtoextendbeyondtherear
tiresisrecommendedinsteadofindividualrampsfor
eachsideoftheunit.Thelowerrearsectionofthe
tractorframeextendsbackbetweentherearwheels
andservesasastopfortippingbackward.Having
afullwidthrampprovidesasurfacefortheframe
memberstocontactiftheunitstartstotipbackward.
Ifitisnotpossibletouseonefullwidthramp,use
enoughindividualrampstosimulateafullwidth
continuousramp.
Rampshouldbelongenoughsothattheangles
betweentherampandthegroundandtherampand
thetrailerortruckDoNotexceed15°.Asteeper
anglemaycausemowerdeckcomponentstoget
caughtastheunitmovesfromramptotraileror
truck.Steeperanglesmayalsocausetheunittotip
backward.Ifloadingonornearaslope,position
thetrailerortrucksoitisonthedownsideofthe
slopeandtherampextendsuptheslope.Thiswill
minimizetherampangle.Thetrailerortruckshould
beaslevelaspossible.
Important:DoNotattempttoturntheunit
whileontheramp,youmaylosecontroland
driveofftheside.
Avoidsuddenaccelerationwhendrivinguparamp
andsuddendecelerationwhenbackingdownaramp.
Bothmaneuverscancausetheunittotipbackward.
RolloverProtectionSystem(ROPS)
Therollbarhasanintermediatepositionthatallows
thebartobeloweredtoprovideoverheadclearance,
butnotrestdirectlyontheUltraVacassembly.Insert
a1/2x3inchboltand1/2inchnut(orExmark
serviceparts:clevispinP/N283-55andhairpinP/N
1-806005)intothedownstopholeoneachsideand
lowertherollbar.
Figure21
1.Intermediateposition2.Downstophole
18
Operation
Important:Therollbarisanintegraland
effectivesafetydevice.Keeptherollbarinthe
raisedandlockedpositionwhenoperatingthe
mower.Lowertherollbartemporarilyonlywhen
absolutelynecessary.
RefertotheOperator’smanualsuppliedwithyour
tractorforadditionalROPSsafetyandoperating
instructions.
19
Maintenance
Maintenance
Note:Determinetheleftandrightsidesofthemachinefromthenormaloperatingposition.
WARNING
Whilemaintenanceoradjustmentsarebeing
made,someonecouldstarttheengine.
Accidentalstartingoftheenginecould
seriouslyinjureyouorotherbystanders.
Removethekeyfromtheignitionswitch,
engageparkingbrake,andpullthewire(s)
offthesparkplug(s)beforeyoudoany
maintenance.Alsopushthewire(s)aside
soitdoesnotaccidentallycontactthespark
plug(s).
WARNING
Theenginecanbecomeveryhot.Touching
ahotenginecancausesevereburns.
Allowtheenginetocoolcompletelybefore
serviceormakingrepairsaroundtheengine
area.
RecommendedMaintenanceSchedule(s)
MaintenanceService
Interval
MaintenanceProcedure
Beforeeachuseordaily
•Checktheblowerhousing/impeller.
•Checkbags.
•Checkexhaustdiverter.
•Cleanmuferandrearframearea.
•Cleanrearscreeninthehopper.
Every25hours
•Lubricategreasettings.
Every50hours
•Checkconditionofbelt.
Yearlyorbeforestorage
•Cleanblower.
PeriodicMaintenance
CheckBlower
Housing/Impeller
ServiceInterval:Beforeeachuseordaily
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Inspectforwearordamagedaily.Replaceor
repairwornpartsasneeded.
Note:Whenmowinginareaswithsandysoil,
uselowliftbladesonthecuttingdeckandhigher
cuttingheightstominimizewearontheblower
components.
CheckBags
ServiceInterval:Beforeeachuseordaily
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Inspectthebagsforwear,tears,ordamage.
WARNING
Undernormalusethebagwilldeteriorate
andwear.Objectscouldexitthroughworn
bagathighspeeds.Thrownobjectscan
causeseriousinjuryorkillyouorbystanders.
Checkbagsfrequentlyfortearsandholes.
Replacewornbags.
20
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