{"id":"F2008L03263","name":"AD/PA-32/12 - Brake Disc - Replacement - CANCELLED","slug":"ad-pa-32-12-brake-disc-replacement-cancelled","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":75372,"registerId":"commonwealth-F2008L03263-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Piper PA-32 (Cherokee Six) Series Aeropl","sectionType":"division","heading":"Piper PA-32 (Cherokee Six) Series Aeroplanes","content":"### Piper PA-32 (Cherokee Six) Series Aeroplanes\n\n| AD/PA-32/12 | Brake Disc - Replacement | 10/2008 |\n| ----------- | ------------------------ | ------- |\n\n| Requirement: | CANCELLED.                                                                                                                                                                                 |\n| ------------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |\n|              | This AD is cancelled on 25 September 2008.                                                                                                                                                 |\n| Background:  | This unique Australian AD specified once-only replacement of brake discs in accordance with Piper SB No. 233. Compliance was required before 1 October 1968. The AD is no longer required. |\n\n![](image.001.png)\n\nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n12 August 2008","sortOrder":0},{"sectionNumber":"AD/PA-32/12","sectionType":"part","heading":"AD/PA-32/12","content":"## AD/PA-32/12","sortOrder":1},{"sectionNumber":"Brake Disc - Replacement","sectionType":"part","heading":"Brake Disc - Replacement","content":"## Brake Disc - Replacement","sortOrder":2},{"sectionNumber":"10/2008","sectionType":"part","heading":"10/2008","content":"## 10/2008","sortOrder":3}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2155},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This instrument eliminates the previous Airworthiness Directive entirely, removing all requirements rather than expanding the scope beyond the original purpose."},"complexity_factors":["Single operative provision (cancellation of previous directive)","No defined terms or interpretation section","No cross-references to other legislation","Extremely brief (under 100 words of substantive content)","No conditional, contingent, or exception clauses"],"plain_english_summary":"This document officially cancels an old aircraft safety rule called **Airworthiness Directive AD/PA-32/12**.\n\n**What the old rule required:**\nOwners of Piper PA-32 (Cherokee Six) aeroplanes had to replace their brake discs according to manufacturer instructions (Piper Service Bulletin No. 233) before 1 October 1968.\n\n**What this document does:**\nAs of 25 September 2008, that brake disc replacement requirement is completely removed. The Civil Aviation Safety Authority has decided this safety rule is no longer necessary.\n\n**Who it affects:**\nOwners and operators of Piper PA-32 series aircraft who were previously required to comply with this maintenance directive."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pa-32-12-brake-disc-replacement-cancelled","history":"/api/acts/ad-pa-32-12-brake-disc-replacement-cancelled/history","analysis":"/api/acts/ad-pa-32-12-brake-disc-replacement-cancelled/analysis","conflicts":"/api/acts/ad-pa-32-12-brake-disc-replacement-cancelled/conflicts","importantCases":"/api/acts/ad-pa-32-12-brake-disc-replacement-cancelled/important-cases","documents":"/api/acts/ad-pa-32-12-brake-disc-replacement-cancelled/documents"}}