PART 8: MAINTENANCE AND SERVICE NOISE CONTROL SYSTEM
(R10/06) Y53-6007 – 199 –
Noise Control System
Noise Emission Warranty
Peterbilt Motors Company warrants to the first person who
purchases this vehicle for purposes other than resale and
to each subsequent purchaser that this vehicle, as manu
-
factured by Peterbilt Motors Company, was designed, built
and equipped to conform at the time it left Peterbilt’s con
-
trol with all applicable U.S. EPA Noise Control Regula-
tions.
This warranty covers this vehicle as designed, built and
equipped by Peterbilt, and is not limited to any particular
part, component or system of the vehicle manufactured by
Peterbilt. Defects in design, assembly or in any part, com
-
ponent or system of the vehicle as manufactured by Peter-
bilt, which at the time it left Peterbilt’s control caused noise
emissions to exceed Federal standards, are covered by
this warranty for the life of the vehicle.
Tampering with Noise Control System
Prohibited
Federal law prohibits the following acts or the causing
thereof:
(1) The removal or rendering inoperative by any person
other than for maintenance, repair, or replacement, of any
device or element of design incorporated into any new
vehicle for the purpose of noise control prior to its sale or
delivery to the ultimate purchaser or while it is in use, or
(2) the operation of the vehicle after such device or ele
-
ment of design has been removed or rendered inoperative
by any person.
Among those acts presumed to constitute tampering are
Engine Cooling System
• Removing or rendering inoperative the fan clutch.
• Removing the fan shroud.
Air Intake System
Removing or rendering inoperative the air cleaner / silenc-
ers or intake piping.
Exhaust System
• Removing or rendering inoperative the exhaust sys-
tem components.
• Inner Fender Shields and Cab Skirts
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