Operator's Manual

DriveSystem
Maintenance
CheckingtheTirePressure
ServiceInterval:Every25hours—Checktire
pressure.
Maintaintheairpressureinthefrontandreartiresas
specied.Uneventirepressurecancauseuneven
cut.Checkthepressureatthevalvestem(Figure52).
Checkthetireswhentheyarecoldtogetthemost
accuratepressurereading.
Refertothemaximumpressuresuggestedbythetire
manufactureronthesidewallofthecasterwheeltires.
Inatethefrontcasterwheeltiresto103kPa(15psi).
Inatethereardrivewheeltiresto90kPa(13psi).
g000554
Figure52
1.Valvestem
MowerMaintenance
ServicingtheCutting
Blades
Toensureasuperiorqualityofcut,keeptheblades
sharp.Forconvenientsharpeningandreplacement,
keepextrabladesonhand.
BladeSafety
Awornordamagedbladecanbreak,andapieceof
thebladecouldbethrowntowardyouorbystanders,
resultinginseriouspersonalinjuryordeath.Tryingto
repairadamagedblademayresultindiscontinued
safetycerticationoftheproduct.
•Inspectthebladesperiodicallyforwearordamage.
•Usecarewhencheckingtheblades.Wrapthe
bladesorweargloves,andusecautionwhen
servicingtheblades.Onlyreplaceorsharpenthe
blades;neverstraightenorweldthem.
•Onmulti-bladedmachines,takecareasrotating1
bladecancauseotherbladestorotate.
BeforeInspectingorServicingthe
Blades
1.Parkthemachineonalevelsurface,disengage
theblade-controlswitch(PTO),andengagethe
parkingbrake.
2.Shutofftheengine,removethekey,and
disconnectthespark-plugwiresfromthespark
plugs.
InspectingtheBlades
ServiceInterval:Beforeeachuseordaily
1.Inspectthecuttingedges(Figure53).
2.Iftheedgesarenotsharporhavenicks,remove
andsharpentheblade;refertoSharpeningthe
Blades(page43).
3.Inspecttheblades,especiallyinthecurvedarea.
4.Ifyounoticeanycracks,wear,oraslotforming
inthisarea,immediatelyinstallanewblade
(Figure53).
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