Toro TimeCutter MX 3450 - Mower Installation and Belt Maintenance; Mower Deck Installation and Belt Inspection; Belt Replacement and Grass Deflector Replacement

InstallingtheMower
1.Parkthemachineonalevelsurfaceanddisengagethe
blade-controlswitch.
2.Movethemotion-controlleversoutwardtothePARK
position,shutofftheengine,removethekey,and
waitforallmovingpartstostopbeforeleavingthe
operatingposition.
3.Slidethemowerunderthemachine.
4.Lowertheheight-of-cutlevertothelowestposition.
5.Lifttherearofthemowerdeckandguidethehanger
bracketsovertherearliftrod(Figure57).
6.Attachthefrontsupportrodtothemowerdeckwith
theclevispinandhairpincotter(Figure56).
7.Installthemowerbeltontotheenginepulley.
MowerBeltMaintenance
InspectingtheBelts
ServiceInterval:Every25hours—Checkthebeltsfor
wear/cracks.
Checkthebeltsforcracks,frayededges,burnmarks,orany
otherdamage.Replacedamagedbelts.
ReplacingtheMowerBelt
Squealingwhenthebeltisrotating,bladesslippingwhen
cuttinggrass,frayedbeltedges,burnmarks,andcracksare
signsofawornmowerbelt.Replacethemowerbeltifanyof
theseconditionsareevident.
1.Parkthemachineonalevelsurfaceanddisengagethe
blade-controlswitch.
2.Movethemotion-controlleversoutwardtothePARK
position,shutofftheengine,removethekey,and
waitforallmovingpartstostopbeforeleavingthe
operatingposition.
3.Settheheightofcutatthelowestcuttingposition(38
mm(1-1/2inches).
4.Removethepulleycovers.
5.Usingaspringremovaltool(ToroPartNo.92-5771),
removetheidlerspringfromthedeckhooktoremove
tensionontheidlerpulleyandrollthebeltoffthe
pulleys(Figure58).
WARNING
Thespringisundertensionwheninstalled
andcancausepersonalinjury.
Becarefulwhenremovingthebelt.
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Figure58
1.Idlerpulley5.Enginepulley
2.Mowerbelt
6.Springremovaltool
3.Outsidepulley
7.Mowerdeckhandles
4.Spring
6.Routethenewbeltaroundtheenginepulleyand
mowerpulleys(Figure58).
7.Usingaspringremovaltool(ToroPartNo.92-5771),
installtheidlerspringoverthedeckhookandplacing
tensionontheidlerpulleyandmowerbelt(Figure58).
ReplacingtheGrassDeector
ServiceInterval:Beforeeachuseordaily—Inspectthegrass
deectorfordamage
WARNING
Anuncovereddischargeopeningcouldallowthe
lawnmowertothrowobjectsintheoperator’sor
bystander’sdirectionandresultinseriousinjury.
Also,contactwiththebladecouldoccur.
Neveroperatethelawnmowerunlessyouinstalla
mulchplate,dischargedeector,orgrasscollection
system.
Inspectthegrassdeectorfordamagebeforeeachuse.
Replaceanydamagedpartsbeforeuse.
1.Disengagethespringfromthenotchinthedeector
bracketandslidetherodoutoftheweldeddeck
brackets,spring,anddischargedeector(Figure59).
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