Toro 74538 - Belt Maintenance; Replacing the Mower Deck Belt

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Figure66
1.1/8inch(3mm)gap
neededbetweenswitch
andbrakelever
4.Switchbutton
2.Brakelever
5.Faceoftheswitch
3.Switch
BeltMaintenance
ReplacingtheMowerDeck
Belt
ServiceInterval:Every100hours—Checkthemower
deckbelt.
Squealingwhenthebeltisrotating,bladesslippingwhen
cuttinggrass,frayedbeltedges,burnmarksandcracks
aresignsofaworndeckbelt.Replacethedeckbeltif
anyoftheseconditionsareevident.
1.DisengagethePTOandsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
3.Unlatchandremovethebeltcovers.
4.Loosenthefrontidlerpulleybylooseningthenut.
5.Removethewornmowerbelt(
Figure67).
6.Installthenewmowerbeltaroundthedeckpulleys
andclutchpulley(
Figure67).
7.Usingaratchetintheidlerarm,tightentheidler
pulleyuntilthespringisstretched6-1/2inches(165
mm)fromhooktohook(Figure67).
8.Tightenthefrontidlerpulleybytighteningthenut.
9.Installthebeltcoversontothecuttingunitand
securethelatches.
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