{"id":"F2006B05816","name":"AD/PA-32/22 - Pitch Trim Switch - Modification","slug":"ad-pa-32-22-pitch-trim-switch-modification","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":135770,"registerId":"commonwealth-F2006B05816-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/PA-32/22 - Pitch Trim Switch - Modification","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-32/22 Pitch Trim Switch - Modification 7/71\n\nApplicability: All model PA32-260 with S/Nos. 32-1111 to 32-1297, 32-7100001 to 32-7100017\n\nand All model PA32-300 with S/Nos. 32-40566 to 32-40974, 32-7140001 to 32- 7140049 fitted with rocker type trim switch on pilots’ control wheel.\n\n \n\nDocument: Piper SB No. 332.\n\n \n\nCompliance: Within 200 hours time in service after 30 July 1971.\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":1626},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"The directive maintains its original narrow technical scope: mandating a specific hardware modification to address an identified safety defect in the pitch trim switch mechanism of defined aircraft models. No expansion beyond this original airworthiness safety purpose is evident."},"complexity_factors":["Extremely brief text (approximately 100 words)","Single compliance action requiring reference to external manufacturer document only","Limited applicability restricted to specific aircraft serial number ranges","Simple compliance trigger based on accumulated flight hours after a fixed date","No exceptions, exemptions, or conditional sub-provisions"],"plain_english_summary":"Owners/operators of specified Piper PA-32-260 and PA-32-300 aircraft with a rocker-type pitch trim switch on the pilot’s control wheel must modify the switch per Piper Service Bulletin No. 332 within 200 flight hours after July 30, 1971. The change prevents unintended \"runaway\" pitch trim that can cause sudden nose-up/nose-down upset and loss of control."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pa-32-22-pitch-trim-switch-modification","history":"/api/acts/ad-pa-32-22-pitch-trim-switch-modification/history","analysis":"/api/acts/ad-pa-32-22-pitch-trim-switch-modification/analysis","conflicts":"/api/acts/ad-pa-32-22-pitch-trim-switch-modification/conflicts","importantCases":"/api/acts/ad-pa-32-22-pitch-trim-switch-modification/important-cases","documents":"/api/acts/ad-pa-32-22-pitch-trim-switch-modification/documents"}}