COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Piper PA-42 (Cheyenne III) Series Aeroplanes
AD/PA-42/22 Upper Main Landing Gear Housing Lower
Side Brace Link Lug
5/95
Applicability: Piper PA-42 Cheyenne III, PA-42-720 Cheyenne IIIA and PA42-720R Cheyenne IIIA with serial numbers listed in Piper Service Bulletin (SB) 969.
Requirement: Carry out a dye penetrant inspection of the main landing gear upper housing in accordance with Piper SB 969.
Compliance: In accordance with the thresholds and intervals specified in Piper SB 969.
Installation of new P/N 57680-09 main landing gear upper housing cancels the inspection requirements of this AD.
Background: Reports have been received that small cracks are developing in the sharp radius at the lower side brace link lugs.