EXTERIOR NOISE EMISSIONS
The International Harvester Co. warrants to the first person who purchases this vehicle for purposes other than
resale and to each subsequent purchaser that this vehicle was designed, built and equipped to conform at the time of
sale to such first purchaser with all applicable U.S. EPA Noise Control Regulations.
This warranty is not limited to any particular part, component or system of the vehicle. Defects in the design,
assembly or in any part, component or system of the vehicle which, at the time of sale to such first purchaser, cause
noise emission levels 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 purposes of 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 use of the vehicle after such device or element of design has been removed or rendered inoperative by
any person. Among those acts presumed to constitute tampering are the acts listed as follows: A. Air Intake System:
Removal of air cleaner, intake silencer, or piping. B. Acoustical Shielding (Body): Removal of wheel wellsplash shields,
cab shields, or acoustical (underhood) insulation. C. Cooling System: 1. Removal or rendering inoperative the fan
clutch. 2. Removal of fan shrouds. D. Engine and Drive Line System: 1. Removal or rendering engine speed governor
inoperative so as to allow engine speed to exceed manufacturer specifications. 2. Removal of engine block shield, oil
sump shield, or transmission enclosures. E. Exhaust System: Removal or rendering inoperative exhaust system
components including muffler, resonator, or tailpipe.
INSTRUCTIONS FOR PROPER MAINTENANCE
In order to comply with federal exterior noise regulations, your vehicle may be equipped with the following noise
items. Depending upon the vehicle configuration, it may incorporate all or some of the following five groups.
To avoid abnormal changes in vehicle sound level, it is necessary for the owner to perform inspections and
necessary maintenance at the intervals shown in the following maintenance schedules, and record on the inspection
verification forms provided.
Air Intake System:
Air intake silencer a metal ring or canister mounted between the air cleaner and the engine air intake
should be checked for proper installation.
Air Cleaner if remote mounted to dash panel, should be inspected and its location should not be altered.
Do not alter inlet and outlet piping.
Wheel well - Splash shields, cab shields and underhood insulation should be inspected for deterioration,
dislocation, and orientation.
Check fan for damage to blades, replace if necessary with manufacturer recommended parts. Inspect for
fan to shroud interference, and any damage to shroud such as cracks, holes and buckling of metal.
Fan ratio should not be changed and fan spacer dimensions and position should not be altered.
Inspect for proper operation of fan clutch making sure that the fan is disengaged when cooling of engine is