M1 Maintenance Interval Operations: 00–05
49X mm 00.05.001
The M1 Maintenance Interval Operations tables list all maintenance operations that are to be performed at the M1 maintenance interval. Maintenance operation numbers are reference numbers used to help you find detailed instructions in this manual on the maintenance operations to be performed.
Important: After performing all operations listed in this table, perform all daily, weekly, and monthly maintenance operations listed in the Pre - and Post -Trip Inspections and Maintenance chapter of the Western Star 47X and 49X Driver's Manual.
Table 1, M1 Maintenance Interval Operations for Service Schedules I and II
- On vehicles equipped with Detroit transmissions, the release bearing does not need to be lubricated. On vehicles equipped with Eaton Fuller UltraShift PLUS transmissions, lubricate the release bearing every 50,000 miles (80 000 km) or three months.
- If equipped with an oil-coalescing desiccant cartridge, replace the cartridge once a year, regardless of mileage. Otherwise use the M3 maintenance interval.
- The automatic drain valve should be inspected every six months or 1500 operating hours, whichever comes first.
Table 1, M1 Maintenance Interval Operations for Service Schedules I and II
Note: