Navistar MaxxForce 7

SECTION5–MAINTENANCESCHEDULEANDSERVICEPROCEDURES
ServiceProcedures(cont.)
INDUCTIONSYSTEM
ServiceInterval:Annually
Haveanauthorizedserviceproviderpressuretesttheair
inductionsystem.
EXTENDEDLIFECOOLANT(ELC)EXTENDER
ServiceInterval:150,000miles(240,000km),30months,or
6,000hours
WARNING:Topreventpersonalinjuryordeath,dothe
followingwhenremovingtheradiatorcaporcoolanttank
cap:
•Allowtheenginetocoolfor15minutesormore.
•Wrapathickclotharoundtheradiatorcaporcoolanttank
cap.
•Loosencapslowlyaquartertohalfturntoventpressure.
•Pauseforamomenttoavoidbeingscaldedbysteam.
•Continuetoturncapcounterclockwisetoremove.
1.Removecoolanttankcap.
2.Conrmcoolantsystemcapacity.
3.AccordingtocoolingsystemcapacityintheELCExtender
table,drainthecorrectvolumeofcoolantfromthecooling
system.
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