Navistar ProStar+ User Manual

MaintenanceInstructions
PowerSteering
Wheneverthepowersteeringsystemhasbeendrainedand
relledforanyreason,airmustbebledfromthesystembefore
returningthevehicletoservice.Failuretoproperlybleedthe
hydraulicsystemcanresultindegradationofpowersystem
performance.
ConsultyourInternationalTruckdealerwhoisawareofthe
properproceduresforllingandbleedingthesystem.
Thepowersteeringuidlterislocatedinsidethepowersteering
reservoir.T oremovethelter,unscrewthelargecaponthe
powersteeringreservoirandunscrewthelter.Reversethe
proceduretoinstallthenewlter.
Withtime,thelargesquare-cutreservoircapO-ringsealmay
shrinkslightly.T oassistinreinstallationofthecap,theO-ring
mayneedtobestretched.T ostretchtheO-ring,pullonitwhile
pinchingitbetweenyourthumbandnger.Itmustbelarge
enoughtostaycompletelyintheshallowgrooveinthetopedge
ofthereservoirpriortocapinstallation.Replacecrackedor
damagedO-rings.
RefertoSECTION8—MAINTENANCEINTERVALSAND
SPECIFICATIONSfortheuidandlterreplacementintervals.
Tires
TireWarnings
WARNING
Topreventpropertydamage,personalinjury,and
/ordeath,foreldmaintenance,onlyinateand
loadtirestothemaximumoftheleast-ratedtire
ontheaxle.Duetotiremanufacturersre-marking
tirestoconformtotheSI(metric)system,tires
markedwitholdandnewloadsorination
pressurescouldbeplacedonthesamevehicle.
WARNING
Topreventpropertydamage,personalinjury,
and/ordeath,alwaysmaintainyourtiresin
goodcondition.Frequentlycheckandmaintain
correctinationpressuresasspeciedbytire
manufacturers.Inspectperiodicallyforabnormal
wearpatternsandrepair/replacecutorbroken
tirecasing.Alwaysuseexperienced,trained
personnelwithproperequipmentandcorrect
procedurestomountorremovetiresandwheels.
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Navistar ProStar+ Specifications

General

Brand	Navistar
Model	ProStar+
Category	Trucks
Language	English