Toro 74279TE - Replacing the Pump Drive Belt; Replacing and Tensioning the Alternator Belt

6.RemovetheoldPTOdrivebelt.
7.InstallthePTOdrivebeltaroundtheclutch
pulleyandthegearboxpulley(Figure63).
8.Intalltheclutchstopbracket.
9.Installthespringtotheidlerarm(Figure63).
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Figure63
1.Gearbox4.Clutch
2.Spring
5.Rubberclutchstop
3.Springloadedidlerpulley
6.PTOdrivebelt
ReplacingthePumpDrive
Belt
ServiceInterval:Every50hours—Checkthepump
drivebelt.
Note:RemovethePTOdrivebeltrstifthepump
drivebeltneedstobereplaced.
1.Tilttheseatforwardandremovethefrontengine
panel.
2.RemovethePTOdrivebelt.
3.Removethespringfromtheidlerarm(Figure
64).
4.Installthenewbeltaroundtheengineandhydro
pumppulley(Figure64).
5.InstallthePTOdrivebelt.
6.Installthespringtotheidlerarm(Figure64).
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Figure64
1.Clutch3.Spring
2.Pumpdrivebelt
4.Springloadedidlerpulley
ReplacingandTensioning
theAlternatorBelt
ReplacingtheAlternatorBelt
ServiceInterval:Every50hours—Checkthe
alternatorbelt.
Ifthealternatorbeltneedstobereplace,takeyour
machinetoanAuthorizedServiceDealer.
TensioningtheAlternatorBelt
1.Placeahandlebetweenthealternatorand
cylinderblock.
2.Adjustthealternatortotheoutsideuntilthere
is7to9mm(1/4to11/32inch)deectionin
thebeltbetweentheengineandthealternator
pulleyswith10kgf(22.1lbofforce)(Figure65).
3.Tightenthealternatorbolts.
4.Checkthedeectioninthebeltagainandadjust
thebeltifneeded.
5.Ifthedeectioniscorrect,tightenthebottom
andupperbolt(Figure65).
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