Commonwealth legislation

AD/PA-24/36 - Fin Forward Spar Attachment - Inspection

RepealedCTH

This Act has been repealed and is no longer in force. It is retained for historical reference.

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

2/10 complexity

This directive requires owners/operators of all Piper PA‑24 (Comanche) aircraft to perform recurring visual inspections of the fin forward spar attachment (channel and straps, parts 20749‑0/‑5/‑6) with a 5× magnifier to detect cracks at the bend relief holes. First inspection within 25 flight hours after 26 June 1975, then every 100 flight hours to prevent tail‑structure failure and potential loss of control.

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Current sections

Direct links to the current provisions in AD/PA-24/36 - Fin Forward Spar Attachment - Inspection.

AD/PA-24/36 - Fin Forward Spar Attachment - Inspection

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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

View image in the official source Piper PA-24 (Comanche) Series Aeroplanes

AD/PA-24/36 Fin Forward Spar Attachment - Inspection 7/75

Applicability: All models.

Requirement: Visually inspect with the aid of a 5 power glass, the fin forward spar to fuselage attachment assembly where the channel P/N 20749-0 and the straps P/N 20749-5 and

-6 are riveted together, for cracks in the area of the channel bend relief holes.

Note: The part numbers quoted do not appear in the Parts Catalogue as they are components of the fin front spar which is listed as a complete assembly under a separate part number.

Compliance: Within 25 hours time in service after 26 June 1975 and thereafter at intervals not exceeding 100 hours time in service.

Source text

Sourced from the Federal Register of Legislation (legislation.gov.au), CC BY 4.0.