Engine Oil And Filter - Navistar MaxxForce DT 9 Operation And Maintenance Manual

SECTION 5 – MAINTENANCE SCHEDULE AND SERVICE PROCEDURES
Service Procedures (cont.)

ENGINE OIL AND FILTER

WARNING: To prevent personal injury or death, wear
safety glasses and avoid moving components such as fans,
pulleys, and belts when taking an engine oil sample.
Engine oil sampling can be utilized for the following:
Engine Oil Sampling - Optional
1. Determine oil change interval based upon fuel
consumption and specific engine application.
2. Catch contaminates which, if left unattended, may result
in engine failure.
Service Interval (based upon fuel consumption and specific
engine application) :
If > 8.5 miles per gallon of fuel:
See charts for specific engine family and service interval.
If 4.5 to 8.5 miles per gallon of fuel:
See charts for specific engine family and service interval.
If < 4.5 miles per gallon of fuel:
See charts for specific engine family and service interval.
CAUTION: To prevent engine damage, do not extend
recommended oil change intervals.
MaxxForce® DT Diesel Engine With Less Than or Equal to
230 Horsepower (Without Centrifuge Filter)
Fuel Economy
(mpg)
Form No. 1172040R1
Printed in the United States of America
Average Vehicle Speed
<48 kmpl
(< 30 mph)
>8.5 825 hours
4.5 to 8.5 700 hours
<4.5 600 hours
> 48 kmpl
(> 30 mph)
40234 km
(25,000 miles)
See Figure 30
16093 km
(10,000 miles)
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