Navistar MaxxForce 9

SECTION5–MAINTENANCESCHEDULEANDSERVICEPROCEDURES
MaintenanceSchedule
NOTE:NomaintenanceisrequiredontheDoserInjector,
becauseitisnotaserviceablecomponent.Failedparts
shouldbereplaced,notserviced.TheDoseriswarranted
underbasemechanicalandoremissionwarranty.
MaxxForce
®
DT,9,&10DieselEngines
Serviceoperationinterval-whichevercomesrst:miles/kilometers,months,years,hours,orliters/gallonsoffuel
ServiceIntervalServiceOperation
Seeserviceproceduresinthissectionformoreinformation.
BeforeEngineOperationCheckengineoillevel.
Checkcoolantlevel.
Drainwaterseparator.
1
InspectChargeAirCooler(CAC).
Checkforexternalleaks.
Checkairrestrictionindicator.
Engineoildrain,engineoillterandcentrifuge
lterchangeintervalsbasedonenginefamily
andfuelconsumption.SeeEngineOilandFilter
(page65).
Changeengineoilandlter
Changecentrifugelter.SeeCentrifugeFilter(page69)
15,000miles(24,140km)
6months,550hours
7949liters(2,100gallons)offuel
Inspectbelt,airintakepiping,andclamps.
Checkcoolantfreezepoint.
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