Navistar International LT Series - Front Suspension; Rear Suspension; Steering; General Information

MaintenanceInstructions
FrontSuspension
Thefrontsuspensionshouldberegularlyinspectedforloose,
worn,orbrokencomponents.Frontsuspensions/axles
shouldbecheckedperiodicallyforproperalignmenttopromote
maximumtirelife.
Onvehiclesequippedwiththeoptionalfrontairsuspension,the
airsuspensioncomponents,includingairbags,heightcontrol
valves,airlines,andttingsshouldbeinspectedforwear,
damage,andaudibleairleaks.
RearSuspension
Therearsuspensionshouldberegularlyinspectedforloose,
worn,orbrokencomponents.Rearsuspensions/axles
shouldbecheckedperiodicallyforproperalignmenttopromote
maximumtirelife.TheoptionalInternational
®
TruckRide
OptimizedSuspension(IROS)components,includingairbags,
heightcontrolvalves,airlines,andttingsshouldbeinspected
forwear,damage,andaudibleairleaks.
Steering
GeneralInformation
WARNING
Topreventpersonalinjuryand/ordeath,or
damagetoproperty,alwaysfollowrecommended
proceduresforsteeringsystemmaintenance.
Maintainthesteeringsysteminpropercondition;
otherwise,reducedsteeringabilitycouldresult.
•Haveatechnicianexaminethesteeringmechanism.
Minoradjustmentscouldheadofffurtherproblems.
•Checktierodends,draglinkends,andkingpins.Joints
andfastenersmustbetight.Articulatingjointsmustbe
welllubricated.
•Checkforinstallationandspreadofcotterpinsand
tightnessofnutsatbothendsoftierodanddraglink.
•Maintainproperpowersteeringuidlevels.
•Checkthatpitmanarm(steeringarmatsteeringgear)
mountingistightandlocked.Checksystemforleaksor
hosechang.
•Regularlyinspectsteeringcolumnjointboltsandsteering
linkage,particularlyforbody-to-chassisclearance.
NOTE:Haveanysteeringproblemscorrectedatoncebya
qualiedservicetechnician.
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