operators_manual

Table Of Contents
Engine Oil and Filter Change Intervals
Vehicle Application Change Interval
Oil Drain and Filter Replacement Interval
Normal Duty (Line Haul) - less than 20%
idle time
75,000 miles (120,000 km)
2,250 hours or 12 months
Normal Duty (Line Haul) - more than 20%
idle time
50,000 miles (80,000 km)
1,500 hours or 12 months
Severe Duty (Vocational*)
30,000 miles (48,000 km)
800 hours, or 12 months
* Vocational vehicle applications include: Agriculture, Concrete Mixers, Construction, Crane, Dumps, Emergency/Fire, Heavy
Equipment, Loggers, Mining, Oil Field, Refuse, Pick-up & Delivery, Snowplows, and Wrecker
.
NOTE
If B6-B20 biodiesel fuel is used, the oil
and filter must
be changed every
40,000 mi (64,000 km) for line haul ap-
plications; every 20,000 mi (32,000
km) for severe duty, or every six
months.
Cooling System
Maintenance
Information about concentration and
condition of coolant, including filter.
ENGINE MAINTENANCE - Cooling System Maintenance
42 Y53-1166-1G1 (08/2018)
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