Toro 115-4460 Installation Instructions

BBCPulleyKit
21inHeavy-DutyHi-VacWalk-BehindLawnMower
ModelNo.115-4460
ReplacingtheBBCPulley
1.Removethe2bladenuts,anti-scalpcup,blade,blade retainer,andclutchshielddisc.
3.Removethebladebrakeclutchshield.
4.Removethecrankshaftbolt,2cuppedwashers,and spacer.
5.RemovethelowerBBCpulleyhalfassembly.
6.Movethebeltoutoftheway.
7.Removeanddiscardthealuminumupperpulleyhalf.
FormNo.3360-209RevA
InstallationInstructions
8.InstallthenewupperBBCpulleyassembly(BBC platespacer,driverpulley,upperdriverpulleyhalf, andspacer).
9.Positionthebeltontothecrankshaftbelowthe upperpulleyhalf.
10.InstallthelowerBBCpulleyassembly.
11.Installthespacer,2cuppedwashers,andcrankshaft bolt.
Note:Positionthecuppedwasherssothatthe cuppedsidefacesupward,towardthehousing.
Note:ApplyLoctite(505-23)tothethreadsofthe crankshaftboltbeforeinstallation.Donotpinch thebeltbetweenthe2BBCpulleyhalveswhileyou tightenthecrankshaftbolt.Torquethecrankshaft boltto55–60ft-lb.
12.Installthebladebrakeclutchshieldusingthe4 screwsthatyoupreviouslyremoved.
Note:Torquetheclutchshieldscrewsto70–110 in-lb.
13.Installtheclutchshielddisc,bladeretainer,blade, anti-scalpcup,and2bladenuts.
Note:Torquethebladenutsto280-320in-lbs.
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OriginalInstructions(EN)
PrintedintheUSA
AllRightsReserved
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