83-14-03 PARTENAVIA COSTRUZIONI AERONAUTICHE S.p.A.: Amendment 39- 4683. Applies to Models P68 and P68B (all serial numbers (SN) up to 128, excluding SNs 40, 112, 125, 126 and 127) airplanes certificated in any category.
Compliance: Required within the next 100 hours after the effective date of this Airworthiness Directive (AD), unless already accomplished.
To prevent failure of the fin rear spar, accomplish the following:
a) Install fin spar reinforcement in accordance with Partenavia Costruzioni Aeronautiche S.p.A. Service Bulletin (SB) No. 34, Rev. 1, dated February 15, 1978, and Drawing No. R.0007, dated December 23, 1977.
b) Aircraft may be flown in accordance with Federal Aviation Regulation 21.197 to a location where this AD can be accomplished.
c) An equivalent method of compliance with this AD, if used, must be approved by the Manager, Aircraft Certification Staff, AEU-100, Europe, Africa and Middle East Office, FAA, c/o American Embassy, 1000 Brussels, Belgium.
This amendment becomes effective on August 19, 1983.