Toro 30645 - Replacing the Drive Belt

addshimsbetweenthespindlehousingandthebottom
ofthecuttingunit.
11.Removethebolts,atwashers,lockwashers,andnuts
fromtheouterspindleintheareawheretheshims
mustbeadded.
12.Toraiseorlowertheblade,addashim,PartNo.
3256-24,betweenthespindlehousingandthebottom
ofthecuttingunit.
13.Continuetocheckthealignmentofthebladesand
addshimsuntilthetipsofthebladesarewithinthe
requireddimension.
Important:Donotusemorethan3shimsatany
oneholelocation.Usedecreasingnumbersof
shimsinadjacentholesifmorethanoneshimis
addedtoanyoneholelocation.
14.Installthebeltcovers.
ReplacingtheDriveBelt
ServiceInterval:Every50hours
Every50hours
Thebladedrivebelt,tensionedbythespringloadedidler
pulley,isverydurable.However,aftermanyhoursofuse,
thebeltwillshowsignsofwear.Signsofawornbeltare:
squealingwhenbeltisrotating,bladesslippingwhencutting
grass,frayededges,burnmarks,andcracks.Replacethebelt
ifanyoftheseconditionsareevident.
1.Lowerthecuttingunittotheshopoor.Removethe
beltcoversfromthetopofthecuttingunitandsetthe
coversaside.
2.Usingatorquewrenchorsimilartool,movetheidler
pulley(Figure30)awayfromthedrivebelttorelease
thebelttensionandallowthebelttobeslippedoffthe
xedidlerpulley(Figure30).
g017961
1
2
Figure30
1.Idlerpulley2.Fixedidlerpulley
g017962
1
2
Figure31
1.Bolts2.Hydraulicmotor
3.Removetheboltsandhydraulicmotorasshownin
Figure31.
4.Removetheoldbeltfromaroundtheremainingpulleys.
5.Routethenewbeltaroundthespindlepulleysandidler
pulleyassemblyasshowninFigure32.
Figure32
1.Beltrouting
6.Installthehydraulicmotorandsecureitwiththebolts
removedearlier(Figure31).
7.Installthebeltcovers.
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