COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Piper PA-20 (Pacer) Series Aeroplanes
AD/PA-20/16
Amdt 1
Fuselage Door Frame Tube Corrosion 1/87
Applicability: All model PA-20 with S/Nos 20-01 to 20-1121. Requirement: 1. Action in accordance with Piper SB No 819; or
2. Carry out a radiographic inspection of the areas stipulated in Piper SB No 819 to a scheme approved by the Secretary.
Compliance: 1. Unless previously accomplished, prior to 30 November 1986; or
2. Unless previously accomplished, prior to 30 November 1986 and thereafter at intervals not exceeding 3 years.
Note: Radiographic technique No ANTDS.86.4 by Gippsland Aeronautics is a scheme acceptable for compliance with this Directive.
Background: The manufacturer reports instances of excessive corrosion between steel tubing and preformed stell sections which form the structure of the door frames, windshield and baggage areas of the fuselage. Amendment 1 of this Directive gives the option of a repetitive radiographic inspection.