US Airways 2007 Annual Report Download - page 768

6.6 Compliance with the interior noise guarantees shall 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 shall 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.
7 ADJUSTMENT OF GUARANTEES
7.1 In the event of any change to any law, governmental regulation or requirement or interpretation thereof ("rule change") by any governmental agency
made subsequent to the date of the Agreement and such rule change affects the A330-200 Aircraft configuration or performance or both required to
obtain certification the Guarantees shall be appropriately modified to reflect the effect of any such change.
7.2 The Guarantees apply to the A330-200 Aircraft as described in paragraph 1 of this Letter Agreement and may be adjusted in the event of:
i) Any further configuration change which is the subject of a SCN
ii) Variation in actual weights of items defined in Section 13-10 of the Specification
iii) Changes required to obtain certification that cause modifications to the performance or weight of the A330-200 Aircraft
8 EXCLUSIVE GUARANTEES
The Guarantees are exclusive and are provided in lieu of any and all other performance and weight guarantees of any nature which may be stated,
referenced or incorporated in the Specification or any other document.
9 **
9.1 **
9.2 **
9.3 **
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USA- Airbus A330 Purchase Agreement
EXECUTION PRIVILEGED AND CONFIDENTIAL
**Confidential Treatment Requested.