M5 Maintenance Interval Operations

Table 1, M5 Maintenance Interval Operations M5 Maintenance Interval Operations

M5 Maintenance Interval Operations
Number	Title
M1 Maintenance Interval Operations	M1 Maintenance Interval Operations
M2 Maintenance Interval Operations	M2 Maintenance Interval Operations
M3 Maintenance Interval Operations	M3 Maintenance Interval Operations
M4 Maintenance Interval Operations	M4 Maintenance Interval Operations
General Guidelines	General Guidelines
Inspection and Lubrication of the Foot-Control Valve, E-6	Inspection and Lubrication of the Foot-Control Valve, E-6

Table 1, M5 Maintenance Interval Operations M5 Maintenance Interval Operations

Table 2, M1 Maintenance Interval Operations

M1 Maintenance Interval Operations
Number	Title
Lubrication of the Eaton Fuller Clutch Release Bearing	Lubrication of the Eaton Fuller Clutch Release Bearing
Lubrication of the Eaton Fuller Clutch Release Cross-Shaft	Lubrication of the Eaton Fuller Clutch Release Cross-Shaft
Fluid Level Check, Hydraulic Clutch Control	Fluid Level Check, Hydraulic Clutch Control
Clutch Adjustment, Manually Adjusted Clutches	Clutch Adjustment, Manually Adjusted Clutches
Eaton Fuller	Eaton Fuller
Allison and Eaton Fuller Transmission Breather Check	Allison and Eaton Fuller Transmission Breather Check
Holland FWS1	Holland FWS1
General Information	General Information
Trailer Electrical Connector Protection	Trailer Electrical Connector Protection
Front Suspension Check	Front Suspension Check
Freightliner Spring Front Suspension	Freightliner Spring Front Suspension
Detroit™ Axles	Detroit™ Axles1
Tie Rod Inspection	Tie Rod Inspection
Detroit and Meritor Axles	Detroit and Meritor Axles2
General Information	General Information
Axle Lubricant Level Check	Axle Lubricant Level Check
Axle Breather Check	Axle Breather Check
Tire Check	Tire Check
Inspection of the Driveline	Inspection of the Driveline
Lubrication of the Universal Joint	Lubrication of the Universal Joint3
Inspection of the Air Brake System Valve	Inspection of the Air Brake System Valve
AD–9	AD–94
Parking Brake Operational Check	Parking Brake Operational Check
General Information	General Information
Replacement of the WABCO System Saver Air Dryer Desiccant Cartridge	Replacement of the WABCO System Saver Air Dryer Desiccant Cartridge5
Lubrication	Lubrication6
Operating Test	Operating Test7
Inspection of the Power Steering Fluid Level	Inspection of the Power Steering Fluid Level
Lubrication of the Drag Link	Lubrication of the Drag Link
General Information	General Information
Replacement of the CNG High-Pressure Fuel Filter Element	Replacement of the CNG High-Pressure Fuel Filter Element8
Aerodynamic Component Inspection	Aerodynamic Component Inspection
Lubrication of the Door Seals	Lubrication of the Door Seals
Inspection of the Air Conditioner	Inspection of the Air Conditioner
Lubrication of the Hood Rear Support	Lubrication of the Hood Rear Support

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 (40 000 km) for Schedule II vehicles; or every 100,000 miles (161 000 km) for Schedule III vehicles.
2. 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 (40 000 km) for Schedule II vehicles; or every 100,000 miles (161 000 km) for Schedule III vehicles.
3. For driveline lubrication, the M1 maintenance interval is for Dana Spicer drivelines only; for Meritor drivelines see the M2 maintenance interval.
4. If equipped with an oil-coalescing desiccant cartridge, replace the cartridge once a year, regardless of mileage. Otherwise use the M5 maintenance interval.
5. If equipped with an oil-coalescing desiccant cartridge, replace the cartridge once a year, regardless of mileage. Otherwise use the M5 maintenance interval.
6. Complete this procedure every 25,000 miles (40 225 km), 3 months, or 500 operating hours, whichever comes first.
7. The automatic drain valve should be inspected every 6 months or 1500 operating hours, whichever comes first.
8. 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 2, M1 Maintenance Interval Operations

Table 3, M2 Maintenance Interval Operations

M2 Maintenance Interval Operations
Number	Title
M1 Maintenance Interval Operations	M1 Maintenance Interval Operations
Inspection of the Air Compressor	Inspection of the Air Compressor
Inspection of the Radiator Cap	Inspection of the Radiator Cap
BorgWarner Kysor® K26RA and K22RA Fan Drives	BorgWarner Kysor® K26RA and K22RA Fan Drives
Eaton Fuller Transmission Fluid Change, and Magnetic Plug Cleaning	Eaton Fuller Transmission Fluid Change, and Magnetic Plug Cleaning
Lubrication of the Universal Joint	Lubrication of the Universal Joint1
Operational Test Procedure	Operational Test Procedure
Air Dryer Check Procedure	Air Dryer Check Procedure
Lubrication of the Meritor Camshaft Bracket	Lubrication of the Meritor Camshaft Bracket
TRW TAS and THP Series Sector Shaft	TRW TAS and THP Series Sector Shaft
Alliance/Racor	Alliance/Racor
Fuel Filter Replacement	Fuel Filter Replacement
Inspection of the CNG Fuel System	Inspection of the CNG Fuel System
Inspection of the CNG Fuel Cylinder	Inspection of the CNG Fuel Cylinder2
General Information	General Information

1. For driveline lubrication, the M2 maintenance interval is for Meritor drivelines only; for Dana Spicer drivelines see the M1 maintenance interval.
2. Inspect the CNG fuel cylinder every 12 months regardless of mileage.

Table 3, M2 Maintenance Interval Operations

Table 4, M3 Maintenance Interval Operations

M3 Maintenance Interval Operations
Number	Title
M1 Maintenance Interval Operations	M1 Maintenance Interval Operations
M2 Maintenance Interval Operations	M2 Maintenance Interval Operations
General Information	General Information
Allison 3000 Family and 4000 Family Transmissions	Allison 3000 Family and 4000 Family Transmissions
Suspension U-Bolt Torque Check	Suspension U-Bolt Torque Check
Wheel Nut Check	Wheel Nut Check
Air Brake Inspection and Leak Test	Air Brake Inspection and Leak Test
Inspection of the Drag Link	Inspection of the Drag Link
LNG Vacuum Integrity Test	LNG Vacuum Integrity Test
Replacement of the HVAC Air Filter	Replacement of the HVAC Air Filter1

1. Replace the HVAC air filter at the recommended interval or every six months.

Table 4, M3 Maintenance Interval Operations

Table 5, M4 Maintenance Interval Operations

M4 Maintenance Interval Operations
Number	Title
M1 Maintenance Interval Operations	M1 Maintenance Interval Operations
M2 Maintenance Interval Operations	M2 Maintenance Interval Operations
M3 Maintenance Interval Operations	M3 Maintenance Interval Operations
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
Radiator Pressure Flush and Coolant Change	Radiator Pressure Flush and Coolant Change
Frame Fastener Torque Check	Frame Fastener Torque Check
Inspection of the Wheel End, Front Axle	Inspection of the Wheel End, Front Axle1
Detroit Axles	Detroit Axles2
Inspection of the Wheel End, Rear Axle	Inspection of the Wheel End, Rear Axle3
Power Steering Fluid and Filter Change	Power Steering Fluid and Filter Change
Mirror Folding Check	Mirror Folding Check

1. Complete this operation at the mileage given for the applicable maintenance schedule, or annually, whichever comes first.
2. For Dana Spicer axles, if using a Roadranger synthetic drive axle lubricant, the lubricant change interval is extended to 180,000 miles (288 000 km).
3. If equipped with an oil-coalescing desiccant cartridge, replace the cartridge once a year, regardless of mileage. Otherwise use the M5 maintenance interval.

Table 5, M4 Maintenance Interval Operations