M1 Maintenance Interval Operations: 00–06

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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 "Pretrip and Post-Trip Inspections and Maintenance" chapter of the Century Class® Driver's Manual.

Table 1, M1 Maintenance Interval Operations for Service Schedules I, II, and III

Maintenance Operation Number	M1 Maintenance Interval Operations for Service Schedules I, II, and III	Check
Lubrication and Fluid Level Check: 00–04	Lubrication and Fluid Level Check: 00–04(includes the following): Eaton Fuller Clutch Release Bearing Lubrication Fifth Wheel Lubrication Trailer Electrical Connector Lubrication Suspension Lubrication Knuckle Pin Lubrication, Dana Spicer Axles Tie Rod Lubrication, Dana Spicer Axles Driveline Lubrication Dana Spicer Camshaft Bracket Lubrication Dana Spicer, Haldex, and Gunite Slack Adjuster Lubrication Cab Tilt Pump Reservoir Fluid Level and System Check Door Seal, Door Latch, and Door Hinge Lubrication Hood Rear Support Lubrication
Inspection of the Air Compressor	Inspection of the Air Compressor
Horton Advantage® Fan Clutch	Horton Advantage® Fan Clutch
Fontaine	Fontaine
Inspection of the Premier 690 Coupling	Inspection of the Premier 690 Coupling
General Information	General Information
Tire Check	Tire Check
Inspection of the Driveline	Inspection of the Driveline
Lubrication of the Meritor Camshaft Bracket	Lubrication of the Meritor Camshaft Bracket
Parking Brake Operational Check	Parking Brake Operational Check
General Description	General Description¹
Operating Test	Operating Test²
Inspecting the Pre-EPA07 Exhaust System	Inspecting the Pre-EPA07 Exhaust System

Complete this procedure every 25,000 miles (40 225 km), 3 months, or 500 operating hours, whichever comes first.
The automatic drain valve should be inspected every 6 months or 1500 operating hours, whichever comes first.

Table 1, M1 Maintenance Interval Operations for Service Schedules I, II, and III

Table 2, M1 Maintenance Interval Operations for Service Schedule IV

Maintenance Operation Number	M1 Maintenance Interval Operations for Service Schedule IV	Check
Inspection of the Air Compressor	Inspection of the Air Compressor
Horton Advantage® Fan Clutch	Horton Advantage® Fan Clutch
Fontaine	Fontaine
General Description	General Description
Lubrication of the Trailer Electrical Connector	Lubrication of the Trailer Electrical Connector
General Information	General Information
Tire Check	Tire Check
Lubrication of the Meritor Camshaft Bracket	Lubrication of the Meritor Camshaft Bracket
Parking Brake Operational Check	Parking Brake Operational Check
General Description	General Description¹
Operating Test	Operating Test²
Inspecting the Pre-EPA07 Exhaust System	Inspecting the Pre-EPA07 Exhaust System
Cab Tilt Pump Reservoir Fluid Level and System Check	Cab Tilt Pump Reservoir Fluid Level and System Check
Door Seals	Door Seals
Lubrication of the Hood Rear Support	Lubrication of the Hood Rear Support

Complete this procedure every 25,000 miles (40 225 km), 3 months, or 500 operating hours, whichever comes first.
The automatic drain valve should be inspected every 6 months or 1500 operating hours, whichever comes first.

Table 2, M1 Maintenance Interval Operations for Service Schedule IV

Note:

Century Class Trucks Maintenance Manual

M1 Maintenance Interval Operations: 00–06

Table 1, M1 Maintenance Interval Operations for Service Schedules I, II, and III

Table 1, M1 Maintenance Interval Operations for Service Schedules I, II, and III

Table 2, M1 Maintenance Interval Operations for Service Schedule IV

Table 2, M1 Maintenance Interval Operations for Service Schedule IV