{"id":"F2006B05385","name":"AD/PA-11/2 Amdt 5 - Wing Lift Strut Forks","slug":"ad-pa-11-2-amdt-5-wing-lift-strut-forks","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":45989,"registerId":"commonwealth-F2006B05385-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/PA-11/2 Amdt 5 - Wing Lift Strut Forks","content":"COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 \\- 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n![](image.001.png)  \nPiper PA-11 (Cub) & J3 Series Aeroplanes\n\nAD/PA-11/2\n\nAmdt 5\n\n  \nWing Lift Strut Forks 5/95\n\nApplicability: All model PA-11 AND J3.\n\nRequirement: 1. Install “No Step” Decal on starboard lift strut.\n\n2. Retire lift strut forks from service.\n\nInstallation of sealed lift struts in accordance with Piper mandatory Service Bulletin 528D cancels the retirement Requirement of this Directive (AD/PA-11/5 refers).\n\nNote: FAA AD 93-10-06 and Piper Service Bulletin 157D refer.\n\nCompliance: 1. Install placard before 50 hours time in service after 30 September 1986.\n\n2. Retire lift strut forks before the accumulation of 1000 hours time in service. This amendment is effective from 27 April 1995.\n\nBackground: This Amendment specifies the individual actions to be taken and provides for a terminating modification. The continuing airworthiness of these components is managed on a retirement life basis. It is no longer required to perform a magnetic particle inspection at the half life (500 hours).","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1402},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This amendment refines the compliance methodology (replacing periodic inspections with a hard retirement life limit) but remains within the original scope of managing wing lift strut fork airworthiness."},"complexity_factors":["Single-issue directive containing only two substantive requirements","Minimal cross-referencing (only 3 external documents cited)","Simple conditional logic (one clear exception for sealed struts)","Straightforward compliance timeline based on accumulated flight hours"],"plain_english_summary":"This AD affects owners/operators of Piper PA-11 (Cub) and J3 series airplanes and addresses unsafe wing lift strut forks. It requires installing a \"No Step\" decal on the starboard lift strut and permanently retiring lift strut forks before they reach 1,000 hours total time-in-service.\n\nComplying with Piper Service Bulletin 528D (sealed lift struts) terminates the retirement requirement. The amendment removes the prior 500‑hour magnetic inspection."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pa-11-2-amdt-5-wing-lift-strut-forks","history":"/api/acts/ad-pa-11-2-amdt-5-wing-lift-strut-forks/history","analysis":"/api/acts/ad-pa-11-2-amdt-5-wing-lift-strut-forks/analysis","conflicts":"/api/acts/ad-pa-11-2-amdt-5-wing-lift-strut-forks/conflicts","importantCases":"/api/acts/ad-pa-11-2-amdt-5-wing-lift-strut-forks/important-cases","documents":"/api/acts/ad-pa-11-2-amdt-5-wing-lift-strut-forks/documents"}}