US Airways 2007 Annual Report Download - page 265

readily identifiable by the Buyer, but which the Buyer reasonably believes to be attributable to the design characteristics of one or more components of
the Aircraft and/or its systems (an "Interface Problem"), the Seller will, if requested by the Buyer, and without additional charge to the Buyer, promptly
conduct or have conducted an investigation and analysis of such problem to determine, if possible, the cause or causes of the problem and to
recommend such corrective action as may be feasible, provided, however, that if the Seller determines, after such investigation, that the Interface
Problem was due to or caused by any act or omission of the Buyer in its performance of its obligations hereunder, the Buyer will pay to the Seller all
reasonable costs and expenses incurred by the Seller during such investigation. The Buyer will furnish to the Seller all data and information relevant to
the Interface Problem in its possession and will reasonably cooperate with the Seller in the conduct of the Seller's investigations and such tests as may
be required. At the conclusion of such investigation the Seller will promptly advise the Buyer in writing of the Seller's opinion as to the cause or causes
of the Interface Problem and the Seller's recommendations as to corrective action.
12.4.2 Seller's Responsibility
If the Seller determines that the Interface Problem is primarily attributable to the design of a Warranted Part, the Seller will, if requested by the Buyer,
take prompt action to correct the design of such Warranted Part, pursuant to the terms and conditions of Clause 12.1.
12.4.3 Supplier's Responsibility
If the Seller determines that the Interface Problem is primarily attributable to the design of any Supplier Part, the Seller will at the Buyer's request, assist
the Buyer in processing any warranty claim the Buyer may have against the manufacturer of such Supplier Part. **
** Confidential Treatment Requested.
USA — Amended and Restated Airbus A320 Family Purchase Agreement PA — 70 of 123
EXECUTION PRIVILEGED AND CONFIDENTIAL