Navistar MaxxForce 7 - Page 73

SECTION5–MAINTENANCESCHEDULEANDSERVICEPROCEDURES
MaintenanceSchedule(cont.)
MaxxForce
®
7DieselEngines(cont.)
Serviceoperationinterval-whichevercomesrst:kilometers/miles,months,years,oursorliters/gallonsoffuel
ServiceIntervalServiceOperation
Seeserviceproceduresinthissectionformoreinformation.
15,000miles(24,000km)
6months,500hours
2000gallons(7570liters)offuel
Inspectbelt,airintakepiping,andclamps.
Checkcoolantfreezepoint.
30,000miles(48,280km)
12months,1050hours
3000gallons(11,360liters)offuel
Changeprimaryandsecondaryfuellterelements.
AnnuallyInspectelectricalsystem.
Pressurizeairinductionsystem.
150,000miles(240,000km)
30months,6,000hours
AddExtendedLifeCoolant(ECL)Extender.
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