AD 88-21-04

88-21-04 PARTENAVIA COSTRUZIONE AERONAUTICHE, S.P.A.: Amendment 39-6026. Applies to P 68 Series (Serial Numbers 1 through 381) airplanes certificated in any category.

Compliance: Required within the next 100 hours time-in-service after the effective date of this AD, unless already accomplished.

To preclude pitch instability, accomplish the following:

(a) Remove, visually inspect, and replace or modify as required, the left and right stabilator trim tabs, and, as required modify the stabilator rear spar as described in Paragraph 2 of Partenavia Service Bulletin No. 73, Revision 1, dated July 11, 1988.

(b) If the inspection specified in Paragraph (a) of this AD shows damage to either trim tab, prior to further flight inspect for damage and repair, as required, the stabilator, control system, attachments, stops, rigging, and controls.

(c) Airplanes may be flown in accordance with FAR 21.197 to a location where this AD may be accomplished.

(d) An equivalentmeans of compliance with this AD may be used if approved by the Manager, Brussels Aircraft Certification Office (AEU-100), c/o American Embassy, B-1000, Brussels, Belgium; telephone 32 2 513.38.30, extension 2710.

All persons affected by this directive may obtain copies of the document(s) referred to herein upon request to Partenavia Costruzione Aeronautiche, S.p.A., 80026 Casoria (NA) Via G. Pascoli No. 7, Italy; telephone (081) 7596311; or may examine these documents at the FAA, Office of the Assistant Chief Counsel, Room 1558, 601 East 12th Street, Kansas City, Missouri 64106.

This amendment, 39-6026, becomes effective on October 27, 1988.