Toro TITAN 121-5680 User manual

FormNo.3371-631RevA
SpindleKit
TITAN®Zero-Turn-RadiusRidingMower
ModelNo.121-5680
ModelNo.121-5681
InstallationInstructions
Note:Determinetheleftandrightsidesofthemachinefromthenormaloperatingposition.
Installation
LooseParts
Usethechartbelowtoverifythatallpartshavebeenshipped.
ProcedureDescriptionQty.Use
1Nopartsrequired–Preparethemower.
Spindlehousing1
2Washer(.88inchO.D.)Installthespindlehousing.
1
PreparingtheMower
NoPartsRequired
Procedure
1.Thoroughlycleanmowerdeck.Alldebrismust
beremovedtoensurethespindlehousingwillt
properlyagainstmowerdeck.
2.Repairallbentordamagedareasofmowerdeckand
replaceanymissingparts.
2
InstallingtheSpindleHousing
Partsneededforthisprocedure:
1Spindlehousing
Washer(.88inchO.D.)
Procedure
WARNING
Whilemaintenanceoradjustmentsarebeingmade,
someonecouldstarttheengine.Accidentalstarting
oftheenginecouldseriouslyinjureyouorother
bystanders.
Removethekeyfromtheignitionswitch,engage
parkingbrake,andpullthewire(s)offthespark
plug(s)beforeyoudoanymaintenance.Alsopush
thewire(s)asidesoitdoesnotaccidentallycontact
thesparkplug.
1.Parkthemachineonalevelsurface,disengagethe
bladecontrolswitch,andmovethemotioncontrol
leversoutwardtotheneutralpositionandengage
parkingbrake.
2.Stoptheengineandremovethekey.
©2012—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420
Registeratwww.Toro.com.OriginalInstructions(EN)
PrintedintheUSA.
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3.Allowthemachinetocoolbeforestartingthese
instructions.
4.Raisethedecktothetransportposition.Liftthe
frontofthemachineandsupportusingjackstands
orequivalentsupport.
CAUTION
Raisingthemowerdeckforserviceor
maintenancerelyingsolelyonmechanical
orhydraulicjackscouldbedangerous.The
mechanicalorhydraulicjacksmaynotbe
enoughsupportormaymalfunctionallowing
themachinetofall,whichcouldcauseinjury.
DoNotrelysolelyonmechanicalorhydraulic
jacksforsupport.Useadequatejackstandsor
equivalentsupport.
5.Removeandretainthebeltguardsandthehardware.
6.Carefullyremovetheblade.Wrapthebladeorwear
glovesandusecautionwhenservicingthem.Inspect
bladeandsharpenorreplaceasrequired.
7.Removeandretainthepulley.
8.Removetheexistingspindlehousing.Retainall
hardwareandspindleasshowninFigure1.Discard
theexistingwasherandbearingshieldshownin
Figure1.
9.Installthespindlehousingprovidedinthiskitonto
themowerdeckandtightenthescrewsto200-250
in-lb(23-28N-m)(Figure1).
10.Applyfoodgradeanti-seeze(i.e.Mobil®HTS
grease)betweenthespindleandbearings.Donot
useacopperornickelbasedanti-seeze.
11.Installthespindle,newwasher,pulleyandspindle
nut.Torquethespindleto75-85ft-lb(102-115N-m).
12.Applylubricanttothethreadsofthebladeboltas
neededtopreventseizing.Copperbasedanti-seize
ispreferable.Greaseisanacceptablesubstitute.
ReinstallthebladeandsheaveasshowninFigure1.
RefertotheOperator’sManualformoreinformation
onbladeinstallation.
13.Installthebeltguards.
14.Removethejackstandsandlowerthemachine.
1
2
3
4
5
6
7
9
8
10
Figure1
1.Spindlenut—torqueto
75-85ft-lb(102-115N-m)
6.Spindle—lubricatewith
foodgradeanti-seeze(i.e.
Mobil®HTSgrease)
2.Pulley7.Blade
3.Newatwasher8.Bladebolt—torqueto
32-42ft-lb(43-57N-m)
4.Spindlehousingbolt—
torqueto200-250in-lb
(23-28N-m)
9.Hexdrivewasher
5.Spindlehousing10.Removeexistingwasher
andbearingshield
2