Toro TimeCutter HD ZX4800 - Mower Deck and Belt Servicing

DriveSystem
Maintenance
CheckingtheTirePressure
ServiceInterval:Every25hours—Checktirepressure.
Maintaintheairpressureinthefrontandreartiresas
specied.Uneventirepressurecancauseunevencut.Check
thepressureatthevalvestem(Figure49).Checkthetires
whentheyarecoldtogetthemostaccuratepressurereading.
Refertothemaximumpressuresuggestedbythetire
manufactureronthesidewallofthecasterwheeltires.
Inatethefrontcasterwheeltiresto103kPa(15psi).
Inatethereardrivewheeltiresto90kPa(13psi).
g000554
Figure49
1.Valvestem
MowerMaintenance
ServicingtheCuttingBlades
Toensureasuperiorqualityofcut,keepthebladessharp.For
convenientsharpeningandreplacement,keepextrablades
onhand.
BladeSafety
Awornordamagedbladecanbreak,andapieceoftheblade
couldbethrowntowardyouorbystanders,resultinginserious
personalinjuryordeath.Tryingtorepairadamagedblade
mayresultindiscontinuedsafetycerticationoftheproduct.
•Inspectthebladesperiodicallyforwearordamage.
•Usecarewhencheckingtheblades.Wrapthebladesor
weargloves,andusecautionwhenservicingtheblades.
Onlyreplaceorsharpentheblades;neverstraightenor
weldthem.
•Onmulti-bladedmachines,takecareasrotating1blade
cancauseotherbladestorotate.
BeforeInspectingorServicingthe
Blades
1.Parkthemachineonalevelsurface,disengagethe
blade-controlswitch(PTO),andengagetheparking
brake.
2.Shutofftheengine,removethekey,anddisconnectthe
spark-plugwiresfromthesparkplugs.
InspectingtheBlades
ServiceInterval:Beforeeachuseordaily
1.Inspectthecuttingedges(Figure50).
2.Iftheedgesarenotsharporhavenicks,removeand
sharpentheblade;refertoSharpeningtheBlades(page
39).
3.Inspecttheblades,especiallyinthecurvedarea.
4.Ifyounoticeanycracks,wear,oraslotforminginthis
area,immediatelyinstallanewblade(Figure50).
g006530
Figure50
1.Cuttingedge3.Wear/slotforming
2.Curvedarea4.Crack
37