General Information 00 M2 Maintenance Interval Operations Table: 00–08 The M2 Maintenance Interval Operations table lists all maintenance operations that are to be performed at the M2 maintenance interval. Maintenance opera- tion 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 main- tenance interval. NOTE: Maintenance operations appearing in italics in this table are for noise emission control components.
M2 Maintenance Interval Operations for Service Schedules I and II Maintenance Operation Number Operation Description Check 00–07 M1 Maintenance Interval Operations Table 01–03 Pacbrake® Inspection and Maintenance 20–02 Cooling System Inspection 20–03 Pressure/Filler Cap Test 26–02 Manual Transmission Fluid Change 26–03 Manual Transmission Air Filter/Regulator Check, and Cleaning or Replacement 26–07 Allison Transmission Fluid and Filter Change * 31–03 Holland Fifth Wheel Sliding Mechanism Inspection 46–03 Power Steering Fluid and Filter Change 47–02 Fuel Separator Sight Bowl Cleaning and Element Replacement 60–01 Cab Suspension Inspection 83–01 Air Conditioner Inspection * Intervals vary by transmission model, application, lubricant, and use.
Contact Allison to determine the precise interval(s) for the transmission model and lubri- cant used on the vehicle. Table 10, M2 Maintenance Interval Operations for Service Schedules I and II Western Star Maintenance Manual, September 2015 00/13