NOTE: The M2 Maintenance Operations include the
maintenance operations in Table 7 and all of the
maintenance operations in Table 6, M1 Maintenance
Operations.
M2 Maintenance Operations
Maintenance
Operation No.
Title of Maintenance Operation
00-07 Perform All M1 Maintenance Operations
13-01 Air Compressor Inspection
20-01 Radiator Cap Inspecting
20-03 Fan Drive Inspecting (Noise Emission Control)
26-04
Eaton Fuller Transmission Fluid Changing and Magnetic Plug
Cleaning
*
26-06 Eaton Fuller Transmission Air Filter/Regulator Element Cleaning
33-05
Wheel End Inspection and Maintenance, 6,000-Pound and 8,000-
Pound Steer Axles with Oil-Lubricated Hubs
†
42-06 Meritor Camshaft Bracket Lubricating
42-08 Air Dryer AD–9, AD–IP, and AD–IS/DRM Check
47-05 CNG Fuel System Inspecting
47-07 CNG Fuel Cylinder Inspecting
‡
*
Petroleum-based lubricants only.
†
Schedule II vehicles only.
‡
The fuel cylinder should be inspected every year or 100,000 miles (161 000 km), whichever comes first.
Table 7, M2 Maintenance Operations
General Information 00
M2 Maintenance Operations: 00–08
Business Class M2 Plus Maintenance Manual, 02/120/2023 00/11