AD 91-13-07

91-13-07 BRITISH AEROSPACE: Amendment 39-7038. Docket No. 91-NM-27-AD. Applicability: Model BAe 146-100A, -200A, and -300A series airplanes, pre-modifications HCM01159A and HCM00967A, certificated in any category.

Compliance: Required as indicated, unless previously accomplished.

To prevent inadvertent application of the parking brake, and subsequent reduced controllability of the airplane during takeoff or landing, accomplish the following:

A. Within 90 days after the effective date of this AD, install a new washer in the parking brake selector assembly, in accordance with British Aerospace Service Bulletin 32-104-01159A, dated October 1, 1990 (Modification No. HCM01159A).

B. An alternative method of compliance or adjustment of the compliance time, which provides an acceptable level of safety, may be used when approved by the Manager, Standardization Branch, ANM-113, FAA, Transport Airplane Directorate.

NOTE: The request should be forwarded through an FAA Principal Maintenance Inspector, who may concur or comment and then send it to the Manager, Standardization Branch, ANM-113.

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 British Aerospace, PLC, Librarian for Service Bulletins, P.O. Box 17414, Dulles International Airport, Washington, D.C. 20041. These documents may be examined at the FAA, Northwest Mountain Region, Transport Airplane Directorate, 1601 Lind Avenue S.W., Renton, Washington.

This Amendment (39-7038, AD 91-13-07) becomes effective on July 15, 1991.