Operator's Manual

BeltMaintenance
CheckingtheAlternatorBelt
ServiceInterval:Every100hours
Aftertherst10hours
1.Openthehoodandsecuretheproprod.
2.Checkthetensionofthealternatorbeltbydepressing
it(Figure57)midwaybetweenthealternatorandthe
crankshaftpulleyswith22lb(10kg)offorce.
Figure57
1.Alternator3.Brace
2.Bolt
Thebeltshoulddeect7/16inch(11mm).Ifthe
deectionisincorrect,proceedtostep3.Ifcorrect,
continueoperation
3.Loosentheboltsecuringthebracetothealternator
(
Figure57),andthealternatorpivotbolt.
4.Insertaprybarbetweenthealternatorandthe
engineandpryoutonthealternator.
5.Whenyouachievethepropertension,tighten
thealternator,braceandpivotboltstosecurethe
adjustment.
ReplacingtheBladeDrive
Belts
ServiceInterval:Every50hours
Thebladedrivebelts,tensionedbythespringloaded
idlerpulleys,areverydurable.However,aftermany
hoursofuse,thebeltswillshowsignsofwear.Signsof
awornbeltare:squealingwhenbeltisrotating,blades
slippingwhencuttinggrass,poorqualityofcut,frayed
edges,burnmarksandcracks.Replacethebeltsifanyof
theseconditionsareevident.
1.Lowerthecuttingunittothe1inchheightofcut
setting,movethethrottlelevertotheSlowposition,
stoptheengine,settheparkingbrake,andremove
theignitionkey.
2.Removethebeltcoversfromthetopofthecutting
unitandsetthecoversaside.
3.Usingabreakerbarorsimilartool,movetheidler
pulleyforthetopbelt(
Figure58)awayfromthetop
drivebelttoreleasethebelttensionandallowthe
belttobeslippedoffthepulleys.
Figure58
1.Topbelt3.Bottombelt
2.Topidlerpulley4.Bottomidlerpulley
4.Routeanewbeltaroundthegearboxpulley,bottom
spindlepulleys,andidlerpulleyassemblyasshown
inFigure58.
5.Routeanewbeltaroundthetopspindlepulleysand
idlerpulleyassemblyasshownin
Figure58.
6.Greasealldeckanddeckdrivegreasepoints.
7.Installthebeltcovers.
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