AD 82-24-02

82-24-02 BOEING: Amendment 39-4495. Applies to all Boeing Model 747 series airplanes certificated in all categories. To prevent oxygen fires, accomplish the following within 45 days after the effective date of this AD, unless already accomplished:

A. Inspect all main deck lavatory and upper deck lavatories U-1, U-2, U-3, U-4, and U- 6, oxygen hose/wire bundle installations and modify, if necessary, in accordance with Boeing Service Bulletin 747-35A2032 dated August 20, 1982, or later FAA approved revision.

B. Alternate means of compliance which provide an equivalent level of safety may be used when approved by the Manager, Seattle Aircraft Certification Office.

C. Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base for the accomplishment of inspections and/or modifications required by this AD.

The manufacturer's specifications and procedures identified and described in this directive are incorporated herein and made a part hereof pursuant to 5 U.S.C. 552(a)(1).

All persons affected by this directive who have not already received the above specified Alert Service Bulletin from the manufacturer may obtain copies upon request to the Boeing Commercial Airplane Company, P.O. Box 3707, Seattle, Washington 98124, or it may also be examined at the FAA, Northwest Mountain Region, 9010 East Marginal Way South, Seattle, Washington 98108.

This amendment becomes effective November 23, 1982.