Operator's Manual

DriveSystem
Maintenance
CheckingtheTirePressure
ServiceInterval:Every25hours—Checktire
pressure.
Maintaintheairpressureinthefrontandreartiresas
specied.Uneventirepressurecancauseuneven
cut.Checkthepressureatthevalvestem(Figure48).
Checkthetireswhentheyarecoldtogetthemost
accuratepressurereading.
Refertothemaximumpressuresuggestedbythetire
manufactureronthesidewallofthecasterwheeltires.
Inatethefrontcasterwheeltiresto103kPa(15psi).
Inatethereardrivewheeltiresto90kPa(13psi).
g000554
Figure48
1.Valvestem
BeltMaintenance
InspectingtheBelts
ServiceInterval:Every25hours—Checkthebelts
forwearorcracks.
Replacethebeltifitisworn.Thesignsofawornbelt
includesquealingwhilethebeltisrotating;theblades
slippingwhilecuttinggrass;andfrayededges,burn
marks,andcracksonthebelt.
ReplacingtheMowerBelt
Thesignsofawornbeltincludesquealingwhilethe
beltisrotating,bladesslippingwhilecuttinggrass,
andfrayededges,burnmarks,andcracksonthebelt.
Replacethemowerbeltifanyoftheseconditionsare
evident.
1.Parkthemachineonalevelsurface,disengage
theblade-controlswitch(PTO),andengagethe
parkingbrake.
2.Shutofftheengine,removethekey,andwait
forallmovingpartstostopbeforeleavingthe
operatingposition.
3.Lowerthemowertothe76mm(3inches)
height-of-cutposition.
4.Foreachofthebeltcovers,loosenthe2bolts,
butdonotremovethem.
5.Slidethecoveruntilitisclearoftheboltsandlift
itupandouttoremoveit.
6.Removetheoorpantoaccesstheidlerpulley.
7.Usingaspringremovaltool,(T oroPartNo.
92-5771),removetheidlerspringfromthe
deckposttoremovetensionontheidlerpulley
(Figure49).
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