M1 Maintenance Operations: 00–07

Table 1, M1 Maintenance Operations

M1 Maintenance Operations
Maintenance Operation No.	Title of Maintenance Operation
M1 Lubrication and Fluid Level Check: 00–12	M1 Lubrication and Fluid Level Check: 00–12
Clutch Adjusting, Manually Adjusted Clutches	Clutch Adjusting, Manually Adjusted Clutches
Allison and Eaton Fuller Transmission Breather Check	Allison and Eaton Fuller Transmission Breather Check
Fontaine	Fontaine
Freightliner Spring Front and Rear Suspension Spring Assemblies Inspection	Freightliner Spring Front and Rear Suspension Spring Assemblies Inspection
Tie Rod End Inspecting	Tie Rod End Inspecting
General Information	General Information1
General Information	General Information
Axle Breather Checking	Axle Breather Checking
Tire Check	Tire Check
Driveline Inspecting	Driveline Inspecting
Air Brake System Valve Inspection	Air Brake System Valve Inspection
AD–9	AD–92
Bosch Hydraulic Brake System Inspection	Bosch Hydraulic Brake System Inspection
Brake Lines and Fittings Inspection, Hydraulic Brakes	Brake Lines and Fittings Inspection, Hydraulic Brakes
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 Cartridge3
Inspection Procedure	Inspection Procedure4
Operating Test	Operating Test5
General Information	General Information
Inspection of the CNG Fuel System	Inspection of the CNG Fuel System6
CAT CGI Bellows and Piping Inspection	CAT CGI Bellows and Piping Inspection
Aerodynamic Component Inspection	Aerodynamic Component Inspection
Refrigerant Compressor Inspection	Refrigerant Compressor Inspection

1. Schedule III vehicles only.
2. If equipped with an oil-coalescing desiccant cartridge, replace the cartridge once a year, regardless of mileage. Otherwise use the M5 maintenance interval.
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 (40 225 km), 3 months, or 500 operating hours, whichever comes first.
5. The automatic drain valve should be inspected every 6 months or 1500 operating hours, whichever comes first.
6. 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