Navistar MaxxForce 7

SECTION5–MAINTENANCESCHEDULEANDSERVICEPROCEDURES
MaintenanceSchedule(cont.)
MaxxForce
®
7DieselEngines(cont.)
Serviceoperationinterval-whichevercomesrst:kilometers/miles,months,years,oursorliters/gallonsoffuel
ServiceIntervalServiceOperation
Seeserviceproceduresinthissectionformoreinformation.
Averageof3.0-4.7Kmpl(7-11mpg)of
fuelconsumption:
•500hoursor6months-ifaverage
speed<24Kmph(15mph)
•SeeOilchangeintervalgraph
(Figure30),or6months-ifaverage
speedof>24Kmph(15mph)
Changeengineoilandoillter
1
NOTE:ForRVandmotorhomeapplicationsonly,oilchangeintervaldurationisevery12monthsinstead
of6months.Maximumhoursanddistancebetweenoilchangeintervalsremainsthesame.
Averageof<3.0Kmpl(7mpg)offuel
consumption:
•500hoursor6months-ifanaverage
of<24Kmpl(15mph)
•7,000miles(11,265km)or6months-
ifaveragespeedof>24Kmph(15
mph)
Changeengineoilandoillter
1
NOTE:ForRVandmotorhomeapplicationsonly,oilchangeintervaldurationisevery12monthsinstead
of6months.Maximumhoursanddistancebetweenoilchangeintervalsremainsthesame.
EverythreeoilchangesServicecrankcasebreatherlter(for2010&2011modelyearenginesonly).ForenginesbuiltinJuly
2012andlater,noserviceisrequiredfornon-serviceablecrankcasebreather.
Page64