Toro 74950 - Belt Maintenance; Inspecting the Belts; Replacing the Mower Belt

BeltMaintenance
InspectingtheBelts
ServiceInterval:Every50hours
Replacethebeltifitisworn.Thesignsofawornbeltinclude
squealingwhilethebeltisrotating;thebladesslippingwhile
cuttinggrass;andfrayededges,burnmarks,andcrackson
thebelt.
ReplacingtheMowerBelt
1.DisengagethePTO,movethemotion-controlleversto
theNEUTRAL-LOCKposition,andsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
3.Lowerthemowertothe76mm(3inch)heightofcut.
4.Removethebeltcovers(Figure75).
Figure75
5.Usearatchetinthesquareholeintheidlerarmto
removetensionontheidlerspring(Figure76).
6.Removethebeltfromthemower-deckpulleys.
7.Removethebeltguideonthespring-loadedidlerarm
showninFigure76.
8.Removetheexistingbelt.
9.Installthenewbeltaroundthemowerpulleysandthe
clutchpulleyundertheengine(Figure76).
Figure76
1.Clutchpulley5.Squareholeintheidler
armfortheratchet
2.Mowerbelt
6.Idler-greasetting
3.Spring-loadedidlerpulley
7.Beltguide
4.Ratchet
10.Installthebeltguideontheidlerarm(Figure76).
11.Usingtheratchetinthesquarehole,installtheidler
spring(Figure76).
Note:Makesurethatthespringendsareseatedin
theanchorgrooves.
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