Toro LT3340 - Belt Maintenance; Servicing the Alternator Belt

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Figure66
1.Expansiontank
2.Ifthecoolantlevelislow,removethe
expansion-tankcapandreplenishthesystem.
Donotoverll.
3.Installtheexpansion-tankcap.
BeltMaintenance
ServicingtheAlternator
Belt
ServiceInterval:Aftertherst50hours
Every250hours
1.Apply10kgf(22lb)offorceagainstthealternator
belt(Figure67),midwaybetweenthepulleys.
Note:Thebeltshoulddeect10mm(3/8inch).
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Figure67
1.Tensionbracketbolt4.Alternatorpivotbolt
2.Alternatortensionbolt5.Alternator
3.Belt
2.Ifthebelttensionisincorrect,performthe
following:
•Ifbeltdeectionislessthan10mm(3/8
inch),loosenthealternatorpivotboltand
tensionbolt(Figure67),andreducethebelt
tension.
•Ifbeltdeectionisgreaterthan10mm(3/8
inch),loosenthealternatorpivotboltand
tensionbolt(Figure67),andincreasethe
belttension.
Note:Ifneeded,loosenthetensionbracket
bolt(Figure67).
3.Tightenthebolts(Figure67).
4.Checkthedeectionofthebeltagaintoensure
correctbelttension.
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