US Airways 2007 Annual Report Download - page 511

3.1 The Seller guarantees a Manufacturer's Weight Empty of **
3.2 For the purpose of this paragraph 3 the Manufacturer's Weight Empty is the Manufacturer's Weight Empty defined in Section **as defined in the
Preamble to this Letter Agreement and is subject to adjustment as defined in paragraph 7.2.
**
4 NOISE
4.1 Exterior Noise
For the purpose of the exterior noise guarantees of paragraphs 4.1.1, 4.1.2 and 4.1.3 no thrust BUMP for take-off is assumed.
4.1.1 Noise Certification
The A320-232 powered by V2527-A5 engines at a ** and a ** shall be certified in accordance with the requirements of **
4.1.2 **
4.1.3 **
4.2 Interior Noise
4.2.1 Interior Noise on Ground
4.2.1.2 Cockpit
During ground operation, with the APU and the air conditioning in normal operation and passenger doors closed, the guaranteed A-weighted Sound
Pressure Level (SPL) and the Speech Interference Level (SIL) in the cockpit shall be as follows:
Guarantee
SPL [dB(A)] **
SIL [dB] **
Noise level shall be measured at the Captain's and First Officer's seat position at head level with normal cockpit air conditioning and ventilation in
operation.
4.2.1.2 Cabin
** Confidential Treatment Requested.
USA — Amended & Restated Airbus A320 Family Purchase Agreement LA 8E-1 — 7 of 14
EXECUTION PRIVILEGED AND CONFIDENTIAL