Navistar MaxxForce DT 9, Operation And Maintenance Manual

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SECTION 5 – MAINTENANCE SCHEDULE AND SERVICE PROCEDURES
Maintenance Schedule (cont.)
MaxxForce® DT, 9, and 10 Diesel Engines (cont.)
Service operation interval - which ever comes first: kilometers/miles, months, years, hours, or liters/gallons of fuel
Service Interval Service Operation
See service procedures in this section for more information.
290,000 - 322,000 km
(180,000 - 200,000 miles)
6,700 - 7,500 hours Measure crankcase pressure.
Inspect sequential turbochargers.
322,000 km (200,000 miles)
30 months, 6,000 hours Cleaning Diesel Particulate Filter (DPF)
2
500,000 km (300,000 miles)
5 years, 12,000 hours Service cooling system
3
.
1 Drain water separator Daily.
2 Reduced service interval required if allowed CI-4 engine lubrication oil is used. If using CI-4 oil, reduce DPF cleaning interval to 240,000 km
(150,000 miles) 22 months, or 4,500 hours.
3 For Extended Life Coolants (ELC). Coolant service intervals are more frequent with conventional coolants.
Form No. 1172040R1
Printed in the United States of America
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