Toro 74141 - Belt Maintenance

BeltMaintenance
InspectingtheBelts
ServiceInterval:Every50hours
Checkthebeltsforsquealingwhenthebeltisrotating,blades
slippingwhencuttinggrass,frayedbeltedges,burnmarks,
andcracksaresignsofawornmowerbelt.Replacethe
mowerbeltifanyoftheseconditionsareevident.
ReplacingtheMowerBelt
Squealingwhenthebeltisrotating,bladesslippingwhen
cuttinggrass,frayedbeltedges,burnmarks,andcracksare
signsofawornmowerbelt.Replacethemowerbeltifanyof
theseconditionsareevident.
1.DisengagethePTO,movethemotion-controlleversto
theneutral-lockedposition,andsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
3.Lowerthemowertothe76mm(3inches)height-of-cut.
4.Removethebeltcovers(Figure56).
Figure56
1.Pushthetabdown2.Removethebeltcover
5.Usearatchetinthesquareholeintheidlerarmto
removetensionontheidlerspring(Figure57).
6.Removethebeltfromthemower-deckpulleys.
7.Removethebeltguideonthespring-loadedidlerarm
(Figure57).
8.Removetheexistingbelt.
9.Installthenewbeltaroundthemowerpulleysandthe
clutchpulleyundertheengine(Figure57).
g017627
Figure57
1.Clutchpulley5.Squareholeintheidler
armfortheratchet
2.Mowerbelt
6.Idler-greasetting
3.Spring-loadedidlerpulley
7.Beltguide
4.Ratchet
10.Installthebeltguideontheidlerarm(Figure57).
11.Usingtheratchetinthesquarehole,installtheidler
spring(Figure57).
Note:Makesurethespringendsareseatedinthe
anchorgrooves.
12.Installthebeltcovers(Figure58).
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