300,000 Miles (480 000 km)
❑ Rear axle service – Eaton
®
, Rockwell
®
, Spicer
®
axles (or every 12 months, whichever occurs
first). (24)
❑ Remove, disassemble, clean, and inspect the
air brake air dryer (or every 3 years, or
10,800 hours, whichever occurs first).
Replace desiccant.
❑ Diesel Particulate Filter (DPF) service (or every
4,500 hours, whichever occurs first). Then, every
10,000 miles (16 000 km), or every 12 months,
or every 3,000 hours, whichever occurs first. (32)
Footnotes
† = The U.S. Environmental Protection Agency or
the California Air Resources Board has determined
that the failure to perform this maintenance item
will not nullify the emission warranty or limit recall
liability prior to the completion of the vehicle’s useful
life. We, however, urge that all recommended
maintenance services be performed at the indicated
intervals and the maintenance be recorded.
(1) = If your vehicle has an Allison Transmission
®
,
your owner manual is supplemented by an Allison
Transmission
®
Operator’s Manual. Always refer to
these manuals for related maintenance services.
(2) = An Emission Control Service.
(3) = A Noise Emission Control Device.
(4) = Applies to vehicles sold in the United States
and is recommended for vehicles sold in Canada.
(5) = Check fluid level in brake master cylinder,
power steering pump, front and rear axles,
transmission, and hydraulic spring parking brake
pump, if equipped. A low fluid level in the brake
master cylinder can indicate worn brake linings
and should be checked accordingly.
(6) = Inspect brake lines and hoses for proper
hook-up, binding, leaks, cracks, chafing, etc.
Inspect disc brake pads for wear and rotors for
surface condition. Inspect caliper assemblies.
Check brake pedal for excessive free play or travel
(or every 6 months, whichever occurs first) and
have serviced if needed. Check brakes more often
if driving habits and conditions result in frequent
braking.
(7) = Inspect parking brake drum and linings for
wear or cracks and check linkage and adjustment.
309
To Next Page
Loading...
