{"id":"F2006B05664","name":"AD/PA-30/22 - Landing Gear and Flap Assemblies - Inspection","slug":"ad-pa-30-22-landing-gear-and-flap-assemblies-inspection","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":135380,"registerId":"commonwealth-F2006B05664-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/PA-30/22 - Landing Gear and Flap Assemblies - Inspection","content":"---\nmeta-content-style-type: text/css\nmeta-content-type: application/xhtml+xml; charset=utf-8\nmeta-generator: Aspose.Words for .NET 22.10.0\n---\n\n?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n\nCOMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n \n\n![](image.001.png)  Piper PA-30 & 39 (Twin Comanche) Series Aeroplanes\n\n \n\nAD/PA-30/22 Landing Gear and Flap Assemblies - Inspection 12/73\n\nApplicability: Models PA-30, PA-39 with S/Nos. 30-1 to 30-2000, 39-1 to 39-156. Document:  Piper SL No. 650 and Addendum 1.\n\nCompliance: Within 100 hours time in service after 31 December 1973.\n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1267},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"The directive maintains its original narrow scope as a targeted safety inspection for specific aircraft models, with no expansion beyond the landing gear and flap assembly inspection originally mandated."},"complexity_factors":["Single, unambiguous applicability (specific aircraft models and serial numbers)","One clear compliance trigger (100 hours time in service after fixed date)","No defined terms or interpretation section required","Single external document reference (Piper SL No. 650)","No exceptions, exemptions, or conditional logic"],"plain_english_summary":"**What this does:** This directive requires owners and operators of specific Piper Twin Comanche aircraft to inspect their landing gear and flap assemblies for safety issues.\n\n**Who it affects:** Anyone operating Piper PA-30 or PA-39 model aircraft with serial numbers 30-1 through 30-2000, or 39-1 through 39-156.\n\n**What must be done:** Operators must follow the inspection procedures in **Piper Service Letter No. 650** (and its Addendum 1) to check the landing gear and flap assemblies.\n\n**When:** The inspection must be completed within **100 hours of flight time** after 31 December 1973.\n\n**Why it matters:** This ensures these specific twin-engine aircraft remain safe to fly by identifying potential mechanical issues in critical flight control and landing systems."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pa-30-22-landing-gear-and-flap-assemblies-inspection","history":"/api/acts/ad-pa-30-22-landing-gear-and-flap-assemblies-inspection/history","analysis":"/api/acts/ad-pa-30-22-landing-gear-and-flap-assemblies-inspection/analysis","conflicts":"/api/acts/ad-pa-30-22-landing-gear-and-flap-assemblies-inspection/conflicts","importantCases":"/api/acts/ad-pa-30-22-landing-gear-and-flap-assemblies-inspection/important-cases","documents":"/api/acts/ad-pa-30-22-landing-gear-and-flap-assemblies-inspection/documents"}}