M1 Maintenance Operations

Table 1, M1 Maintenance Operations

Maintenance Operation No.	Maintenance Operation Title
Eaton Fuller Clutch Release Bearing Lubrication	Eaton Fuller Clutch Release Bearing Lubrication
Clutch Adjusting, Manually Adjusted Clutches	Clutch Adjusting, Manually Adjusted Clutches
Eaton Fuller Manual and Automated	Eaton Fuller Manual and Automated
Allison and Eaton Fuller Transmission Breather Checking	Allison and Eaton Fuller Transmission Breather Checking
Fontaine	Fontaine
Fontaine	Fontaine
Trailer Electrical Connector Lubricating	Trailer Electrical Connector Lubricating
Inspection of the Freightliner Spring Front and Rear Suspension Spring Assemblies	Inspection of the Freightliner Spring Front and Rear Suspension Spring Assemblies
Detroit® Axles	Detroit® Axles1
Detroit Axles	Detroit Axles1
Tie Rod End Inspecting	Tie Rod End Inspecting
General Information	General Information2
General Information	General Information
Detroit®	Detroit®
Axle Breather Checking	Axle Breather Checking
Tire Check	Tire Check
Driveline Inspecting	Driveline Inspecting
Driveline Lubricating	Driveline Lubricating
Air Brake System Valve Inspection	Air Brake System Valve Inspection
AD–9	AD–93
Dana Spicer and Haldex	Dana Spicer and Haldex
Meritor Slack Adjuster Lubrication	Meritor Slack Adjuster Lubrication
Parking Brake Operational Check	Parking Brake Operational Check
Hydro-Max™ Brake System Inspection	Hydro-Max™ Brake System Inspection
Replacement of the WABCO System Saver Air Dryer Desiccant Cartridge	Replacement of the WABCO System Saver Air Dryer Desiccant Cartridge4
Inspection Procedure	Inspection Procedure4
Power Steering Gear Lubrication	Power Steering Gear Lubrication
General Information	General Information
Replacement of the CNG High-Pressure Fuel Filter Element	Replacement of the CNG High-Pressure Fuel Filter Element5
Aerodynamic Component Inspection	Aerodynamic Component Inspection
Inspection of the Refrigerant Compressor	Inspection of the Refrigerant Compressor
Hood Rear Support Lubrication	Hood Rear Support Lubrication

1. For Detroit axles, complete this procedure once a year or at the following applicable interval, whichever comes first: every 5000 miles (8000 km) for Schedule I vehicles; every 25,000 miles (40 200 km) for Schedule II vehicles; or every 100,000 miles (161 000 km) for Schedule III vehicles.
2. Schedule III vehicles only.
3. If equipped with an oil-coalescing desiccant cartridge, replace the cartridge once a year, regardless of mileage. Otherwise use the M5 maintenance interval.
4. Complete this procedure every 25,000 miles (40 200 km), 3 months, or 500 operating hours, whichever comes first.
5. M1 maintenance interval should be used as a general guideline; the actual frequency of filter element replacement will vary depending on cleanliness of the fuel station system.

Table 1, M1 Maintenance Operations