US Airways 2007 Annual Report Download - page 777

equivalent) will be the responsibility of the Buyer. (Remark: Leather seats tend to increase interior noise levels by 1-2 dB)
Effects on noise of Buyer furnished equipment and installations by or on behalf of the Buyer are not covered by this guarantee.
6 GUARANTEE COMPLIANCE
6.1 Compliance with the Guarantees will be demonstrated using operating procedures and limitations in accordance with those defined by the certifying
Airworthiness Authority and by the Seller unless otherwise stated.
6.2 Compliance with the take-off, second segment, en-route one engine inoperative, approach climb and landing elements of the Guarantees will be
demonstrated with reference to the approved Flight Manual.
6.3 Compliance with those parts of the Guarantees defined in paragraph 2 above not covered by the requirements of the certifying Airworthiness Authority
will be demonstrated by calculation based on data obtained during flight tests conducted on one (or more, at the Seller's discretion) aircraft of the same
aerodynamic configuration as the Aircraft and incorporated in the In-Flight Performance Program and data bases ("the IFP") appropriate to the Aircraft.
6.4 Compliance with the Manufacturer's Weight Empty guarantee defined in Paragraph 3 will be demonstrated with reference to a weight compliance
report.
6.5 The approved A330-200 Aircraft flight manual will be used to demonstrate compliance with the guarantees of certification noise levels.
6.6 Compliance with the interior noise guarantees will be demonstrated with reference to noise surveys conducted on one (or more) aircraft at the seller's
discretion of an acoustically equivalent standard to those A330-200 Aircraft purchased by the Buyer.
6.7 Data derived from flight tests and noise surveys will be adjusted as required using conventional methods of correction, interpolation or extrapolation in
accordance with established aeronautical practices.
6.8 Compliance with the Guarantees is not contingent on engine performance defined in the engine manufacturer's specification.
6.9 The Seller undertakes to furnish the Buyer with a report or reports demonstrating compliance with the Guarantees at, or as soon as possible after, the
delivery of each of the A330-200 Aircraft.
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USA — Airbus A330 Purchase Agreement
EXECUTION PRIVILEGED AND CONFIDENTIAL
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