M2 Maintenance Interval Operations: 00–07

cen mm 00.01.000

The M2 Maintenance Interval Operations tables list all maintenance operations that are to be performed at the M2 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. Perform all M1 maintenance interval operations at the M2 maintenance interval.

Table 1, M2 Maintenance Interval Operations for Service Schedules I, II, and III

Inspect Meritor Unitized Wheel Ends at 200,000 miles (321 870 km0, then every 50,000 miles (80 470 km).
Check the end play at 200,000 miles (321 870 km), then every 200,000 miles (321 870 km).
For Schedule II vehicles with Detroit axles, complete this procedure once a year or every 25,000 miles (40 000 km), whichever comes first.
Replace the HVAC filters every 6 months regardless of mileage.

Table 1, M2 Maintenance Interval Operations for Service Schedules I, II, and III

Table 2, M2 Maintenance Interval Operations for Service Schedule IV

Maintenance Operation Number	M2 Maintenance Interval Operations for Service Schedule IV	Check
Lubrication and Fluid Level Check: 00–04	Lubrication and Fluid Level Check: 00–04 (includes the following): Clutch Release Cross-Shaft Lubrication Sleeve Assembly Bronze Bushing Lubrication Transmission Fluid Level Inspection Knuckle Pin Lubrication, Meritor Axles Tie Rod Lubrication, Meritor Axles Kingpin Lubrication, Detroit™ Axles Tie Rod Lubrication, Detroit™ Axles Axle Breather and Axle Lubricant Level Inspection Driveline Lubrication Power Steering Fluid Level Inspection Power Steering Gear Lubrication Drag Link Lubrication Cab Tilt Pump Reservoir Fluid Level and System Check Door Seal, Door Latch, and Door Hinge Lubrication
M1 Maintenance Interval Operations: 00–06	M1 Maintenance Interval Operations: 00–06
Inspection of the Engine Noise Panel (Noise Emission Control)	Inspection of the Engine Noise Panel (Noise Emission Control)
General Description	General Description
Engine-Support Fasteners Check (Noise Emission Control)	Engine-Support Fasteners Check (Noise Emission Control)
Inspection and Replacement of the Air Cleaner Element	Inspection and Replacement of the Air Cleaner Element
Alternator, Battery, and Starter Connections Check	Alternator, Battery, and Starter Connections Check
Pressure Relief Cap Check	Pressure Relief Cap Check
Eaton Fuller	Eaton Fuller
General Description	General Description
Suspension U-Bolt Torque Check	Suspension U-Bolt Torque Check
Inspection of the Tie Rod	Inspection of the Tie Rod
Inspection of the Basic, Meritor Unitized Wheel Ends	Inspection of the Basic, Meritor Unitized Wheel Ends¹
End-Play Check, Meritor Unitized Wheel Ends	End-Play Check, Meritor Unitized Wheel Ends²
Wheel Nut and Rim Nut Check	Wheel Nut and Rim Nut Check
Inspection of the Driveline	Inspection of the Driveline
Inspection of the Air Brake System Valve	Inspection of the Air Brake System Valve
Inspection of the Air Dryer	Inspection of the Air Dryer
Off Season	Off Season
Inspection of the Drag Link	Inspection of the Drag Link
Inspection of the Rack and Pinion Steering Gear	Inspection of the Rack and Pinion Steering Gear
Replacement of the Fuel Filter	Replacement of the Fuel Filter
Cleaning the ConMet Fuel Separator Sight Bowl	Cleaning the ConMet Fuel Separator Sight Bowl
Inspection of the Cab Suspension Air Bag	Inspection of the Cab Suspension Air Bag
Inspection of the Cab Access Stairs, Argosy COE	Inspection of the Cab Access Stairs, Argosy COE
Mirror Folding Check	Mirror Folding Check
Preliminary Checks	Preliminary Checks
Replacement of the Cab Fresh Air Filter, Water-Valve Controlled	Replacement of the Cab Fresh Air Filter, Water-Valve Controlled³

Inspect Meritor Unitized Wheel Ends at 200,000 miles (321 870 km0, then every 50,000 miles (80 470 km).
Check the end play at 200,000 miles (321 870 km), then every 200,000 miles (321 870 km).
Replace the HVAC filters every 6 months regardless of mileage.

Table 2, M2 Maintenance Interval Operations for Service Schedule IV

Note:

Century Class Trucks Maintenance Manual

M2 Maintenance Interval Operations: 00–07

Table 1, M2 Maintenance Interval Operations for Service Schedules I, II, and III

Table 1, M2 Maintenance Interval Operations for Service Schedules I, II, and III

Table 2, M2 Maintenance Interval Operations for Service Schedule IV

Table 2, M2 Maintenance Interval Operations for Service Schedule IV