{"id":"F2006B05857","name":"AD/PA-32/60 - Manually Trippable Breaker for Pitch Trim Circuit - Installation","slug":"ad-pa-32-60-manually-trippable-breaker-for-pitch-trim-circuit-installation","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":135881,"registerId":"commonwealth-F2006B05857-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/PA-32/60 - Manually Trippable Breaker for Pitch Trim Circuit - Installation","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-32 (Cherokee Six) Series Aeroplanes\n\n \n\nAD/PA-32/60 Manually Trippable Breaker for Pitch Trim Circuit - Installation\n\n\n3/79\n\n \n\nApplicability: Model PA-32-260 with S/Nos. 32-7500001 to 32-7700023; Model PA-32-300 with S/Nos. 32-7540001 to 32-7840083; Model PA-32R-300 with S/Nos. 32R-7680001 to\n\n32R-7880066 fitted with Altimatic IIIC automatic pilot.\n\n \n\nDocument: Piper SB No. 622.\n\n \n\nCompliance: Within 100 hours time in service after 31 January 1979.\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":2056},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This airworthiness directive retains its original narrow scope. It addresses a specific safety defect (autopilot-induced pitch trim runaway) in a limited subset of the Piper PA-32 fleet through a single mandatory modification, without subsequent expansion to other aircraft types or systems."},"complexity_factors":["Single, unambiguous compliance action (install breaker)","No defined terms, exceptions, or conditional logic","Precise applicability limited to specific aircraft serial numbers and equipment fit","Only one reference document (Piper SB No. 622)","Extremely brief directive with no cross-references to other legislation"],"plain_english_summary":"Owners of specific Piper PA‑32 Cherokee Six models (listed serial ranges) fitted with an Altimatic IIIC autopilot must install a manually trippable circuit breaker in the pitch‑trim circuit per Piper Service Bulletin No. 622. This lets pilots immediately kill trim power to stop potential autopilot‑induced runaway trim, improving safety. Compliance: within 100 flight hours after Jan 31, 1979."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pa-32-60-manually-trippable-breaker-for-pitch-trim-circuit-installation","history":"/api/acts/ad-pa-32-60-manually-trippable-breaker-for-pitch-trim-circuit-installation/history","analysis":"/api/acts/ad-pa-32-60-manually-trippable-breaker-for-pitch-trim-circuit-installation/analysis","conflicts":"/api/acts/ad-pa-32-60-manually-trippable-breaker-for-pitch-trim-circuit-installation/conflicts","importantCases":"/api/acts/ad-pa-32-60-manually-trippable-breaker-for-pitch-trim-circuit-installation/important-cases","documents":"/api/acts/ad-pa-32-60-manually-trippable-breaker-for-pitch-trim-circuit-installation/documents"}}