Toro TITAN ZX 4800 - Drive and Hydraulic Systems; Tire Pressure and Hydraulic Fluid; Hydraulic Filter Service

DriveSystem
Maintenance
CheckingtheTirePressure
ServiceInterval:Every25hours—Checktirepressure.
Maintaintheairpressureinthefrontandreartiresas
specied.Uneventirepressurecancauseunevencut.Check
thepressureatthevalvestem(Figure56).Checkthetires
whentheyarecoldtogetthemostaccuratepressurereading.
Refertothemaximumpressuresuggestedbythetire
manufactureronthesidewallofthecasterwheeltires.
Inatethereardrivewheeltiresto90kPa(13psi).
Figure56
1.Valvestem
HydraulicSystem
Maintenance
OilType:ToroHYPR-OIL®500or20W-50motoroil.
SystemCapacity:4.495L(152oz)withalterchange.
Important:Useoilspeciedorequivalent.Otheruids
couldcausesystemdamage.
CheckingtheHydraulic-Fluid
Level
ServiceInterval:Every25hours
Checktheexpansionreservoir,and,ifnecessary,adduid
totheFullColdline.
G010253
1
2
3
Figure57
1.Expansionreservoir3.Engine
2.FullColdline
ChangingtheHydraulicFilter
andFluid
Thelteranduidarechangedatthesametime.Oncethe
newlterisinstalledanduidisadded,anyairinthesystem
mustbepurged.
Thebleedingprocessisrepeateduntiltheuidremainsat
theFullColdlineinthereservoirafterpurging.Failureto
properlyperformthisprocedurecanresultinirreparable
damagetothetransaxledrivesystem.
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