93-08-15 AIRBUS INDUSTRIE: Amendment 39-8563. Docket 92-NM-215-AD.
Applicability: Model A320 series airplanes, manufacturer's serial numbers (MSN) 003 through 008, inclusive, and 010 through 021, inclusive; certificated in any category.
Compliance: Required as indicated, unless accomplished previously.
To prevent fatigue cracking, which may lead to reduced structural integrity of the main landing gear, accomplish the following:
(a) Prior to the accumulation of 12,000 landings, or within 500 landings after the effective date of this AD, whichever occurs later, modify the inner rear spar web in accordance with Airbus Industrie Service Bulletin A320-57-1004, Revision 1, dated September 24, 1992.
(b) An alternative method of compliance or adjustment of the compliance time that provides an acceptable level of safety may be used if approved by the Manager, Standardization Branch, ANM-113. Operators shall submit their requests through an appropriate FAA Principal Maintenance Inspector, who may add comments and then send it to the Manager, Standardization Branch, ANM-113.
NOTE: Information concerning the existence of approved alternative methods of compliance with this AD, if any, may be obtained from the Standardization Branch, ANM-113.
(c) Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate the airplane to a location where the requirements of this AD can be accomplished.
(d) The modification shall be done in accordance with Airbus Industrie Service Bulletin A320-57-1004, Revision 1, dated September 24, 1992, which includes the following list of effective pages:
Page Number
Revision Level
Shown on Page
Date
Shown on Page
1, 4, 12,
14-15, 17-18,
20
1
September 24, 1992
2-3, 5-11,
13, 16, 19,
21-30
Original
July 9, 1991
This incorporation by reference was approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR Part 51. Copies may be obtained from Airbus Industrie, 1 Rond Point Maurice Bellonte, 31707 Blagnac Cedex, France. Copies may be inspected at the FAA, Transport Airplane Directorate, 1601 Lind Avenue, SW., Renton, Washington; or at the Office of the Federal Register, 800 North Capitol Street, NW., suite 700, Washington, DC.
(e) This amendment becomes effective on June 11, 1993.