AD 89-16-11

89-16-11 BOEING: Amendment 39-6289.

Applicability: All Model 767 series airplanes, identified in Boeing Alert Service Bulletin 767-25A0109, Revision 1, dated April 27, 1989, listed in Group 1 on which Boeing Service Bulletin 767-25-0036 has been accomplished, and airplanes listed in Group 2, certificated in any category.

Compliance: Required within 18 months after the effective date of this AD, unless previously accomplished.

To ensure that the escape slide will deploy properly, accomplish the following:

A. Replace the upper door liner pivot bolts, in accordance with Boeing Alert Service Bulletin 767-25A0109, Revision 1, dated April 27, 1989.

B. An alternate means of compliance or adjustment of the compliance time, which provides an acceptable level of safety, may be used when approved by the Manager, Seattle Aircraft Certification Office, FAA, Northwest Mountain Region.

NOTE: The request should be forwarded through an FAA Principal Maintenance Inspector (PMI), who will either concur or comment and then send it to 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 in order to comply with the requirements of this AD.

All persons affected by this directive who have not already received the appropriate service documents from the manufacturer may obtain copies upon request to Boeing Commercial Airplanes, P.O. Box 3707, Seattle, Washington 98124. These documents may be examined at the FAA, Northwest Mountain Region, Transport Airplane Directorate, 17900 Pacific Highway South, Seattle, Washington, or the Seattle Aircraft Certification Office, 9010 East Marginal Way South, Seattle, Washington.

This amendment (39-6289, AD 89-16-11) becomes effective on September 7, 1989.