Maintenance Operation Sets
Maint.
Operation
Number
Operation Description
Service Schedules
I, II, and III
Service Schedule
IV
IM M1 M2 M3 IM M1 M2 M3
83–02 Air Filter Replacement
§
*
At engine overhaul, and whenever the engine has been removed, inspect the lower and upper isolators, and replace them if they are worn.
†
Inspect Meritor Unitized Wheel Ends at 200,000 miles (321 870 km), and then every 50,000 miles (80 470 km).
‡
Check the end play at 200,000 miles (321 870 km), and then every 200,000 miles (321 870 km).
§
Replace the HVAC filters every 6 months regardless of mileage.
Table 15, Maintenance Operation Sets
General Information 00
Maintenance Operation Sets Table: 00–09
Century Class Trucks Maintenance Manual, January 2007 00/17