Navistar MaxxForce 7 - Fuel Water Separator Draining

SECTION5–MAINTENANCESCHEDULEANDSERVICEPROCEDURES
MaintenanceSchedule
MaxxForce
®
7DieselEngines
Serviceoperationinterval-whichevercomesrst:kilometers/miles,months,years,oursorliters/gallonsoffuel
ServiceIntervalServiceOperation
Seeserviceproceduresinthissectionformoreinformation.
BeforeEngineOperationCheckengineoillevel.
Checkcoolantlevel.
Checkchargeaircooler
Checkforexternalleaks.
Checkairrestrictionindicator.
WithOilChangeorWhenWaterInFuel
SensorLightIlluminates
Drainwaterfromfuelwaterseparator.
Average>4.7Kmpl(11mpg)offuel
consumption:
•500hoursor6months-ifaverage
speed<24Kmph(15mph)
•15,000miles(24,000km)or6
months-ifaveragespeedis>
24
Kmph(15mph)
Changeengineoilandoillter
1
NOTE:ForRVandmotorhomeapplicationsonly,oilchangeintervaldurationisevery12monthsinstead
of6months.Maximumhoursanddistancebetweenoilchangeintervalsremainsthesame.
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