IMPORTANT: After performing all operations in this
table, perform all daily and weekly maintenance op-
erations listed in the "Pretrip Inspection and Daily
Maintenance" chapter of the
Business Class Trucks
Driver’s Manual
. Also, perform all M1, M2, and M3
Maintenance Interval Operations at the M4 Mainte-
nance Interval.
NOTE: Maintenance operations appearing in italics in
this table are for noise emission control components.
Numbers in this table are maintenance operation ref-
erence numbers matching those in the text of this
manual. The M4 Maintenance consists of all M1, M2,
and M3 Interval Operations plus the other operations
listed below.
M4 Maintenance Interval Operations
Maint.
Oper. No.
M4 Maintenance Interval Operations
00–10 Perform All M1 Operations
00–11 Perform All M2 Operations
00–12 Perform All M3 Operations
01–01 Engine-Support Fasteners Checking
09–01 Air Cleaner Element Inspecting and Replacing
15–01 Alternator, Battery, and Starter Checking
20–02 Radiator Pressure Flushing and Coolant Changing
26–02 Eaton Fuller and Meritor Transmission Oil Changing and Magnetic Plug
Cleaning
31–01 Frame Fastener Torque Checking
33–04 All-Axle Alignment Checking
35–03 Axle Lubricant Changing and Magnetic Plug Cleaning
46–04 Power Steering Reservoir Fluid and Filter Changing
46–06 Miter Gear Lubricating (Right-Hand Drive Only)
47–02 Gasoline In-Tank Fuel Filter Replacement
General Information00
M4 Maintenance Interval Operations Table: 00–13
Business Class Trucks Maintenance Manual, February 200400/22
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