{"id":"F2009L01682","name":"AD/TSA-600/10 - Pilot and Passenger Seat Cushion Diaphragm - Inspection and Modification - CANCELLED","slug":"ad-tsa-600-10-pilot-and-passenger-seat-cushion-diaphragm-inspection-and-modification-cancelled","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":78535,"registerId":"commonwealth-F2009L01682-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Aerostar (Piper/Ted Smith) 600 and 700 S","sectionType":"division","heading":"Aerostar (Piper/Ted Smith) 600 and 700 Series Aeroplanes","content":"### Aerostar (Piper/Ted Smith) 600 and 700 Series Aeroplanes\n\n| AD/TSA-600/10 | Pilot and Passenger Seat CushionDiaphragm - Inspection and Modification | 6/2009 |\n| ------------- | ----------------------------------------------------------------------- | ------ |\n\n| Requirement: | CANCELLED.                                                                                                                                                                                                                                |\n| ------------ | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n|              | This AD is cancelled on 4 June 2009.                                                                                                                                                                                                      |\n| Background:  | This unique Australian AD specified inspection and modification of the seat cushion diaphragms in accordance with Ted Smith Corporation SB No. 600-66 within 100 hours time in service after November 1977. The AD is no longer required. |\n\n![](image.001.png)\n\nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n24 April 2009","sortOrder":0},{"sectionNumber":"AD/TSA-600/10","sectionType":"part","heading":"AD/TSA-600/10","content":"## AD/TSA-600/10","sortOrder":1},{"sectionNumber":"Pilot and Passenger Seat CushionDiaphrag","sectionType":"part","heading":"Pilot and Passenger Seat CushionDiaphragm - Inspection and Modification","content":"## Pilot and Passenger Seat Cushion  \nDiaphragm - Inspection and Modification","sortOrder":2},{"sectionNumber":"6/2009","sectionType":"part","heading":"6/2009","content":"## 6/2009","sortOrder":3}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1775},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This instrument performs a straightforward cancellation of a previous directive. It does not expand the regulatory scope or introduce new obligations; it simply terminates an obsolete requirement."},"complexity_factors":["Single operative provision (cancellation only)","No defined terms or interpretation sections","No conditional logic, exceptions, or cross-references to other legislation","Extremely brief (approximately 100 words of substantive content)"],"plain_english_summary":"**What this does:** This document officially cancels a previous aviation safety rule (called an Airworthiness Directive) that applied to Aerostar 600 and 700 series aircraft.\n\n**What the old rule required:** The previous directive required aircraft owners to inspect and modify the seat cushion diaphragms (the material supporting the seat cushions) according to a specific manufacturer service bulletin (Ted Smith Corporation SB No. 600-66) within 100 hours of flight time after November 1977.\n\n**Who it affects:** Owners and operators of Aerostar (Piper/Ted Smith) 600 and 700 series aeroplanes.\n\n**Why it matters:** As of 4 June 2009, owners of these aircraft no longer need to perform this specific inspection or modification. The Civil Aviation Safety Authority has determined this safety requirement is no longer necessary, removing a compliance burden from aircraft operators."}},"importantCases":[],"_links":{"self":"/api/acts/ad-tsa-600-10-pilot-and-passenger-seat-cushion-diaphragm-inspection-and-modification-cancelled","history":"/api/acts/ad-tsa-600-10-pilot-and-passenger-seat-cushion-diaphragm-inspection-and-modification-cancelled/history","analysis":"/api/acts/ad-tsa-600-10-pilot-and-passenger-seat-cushion-diaphragm-inspection-and-modification-cancelled/analysis","conflicts":"/api/acts/ad-tsa-600-10-pilot-and-passenger-seat-cushion-diaphragm-inspection-and-modification-cancelled/conflicts","importantCases":"/api/acts/ad-tsa-600-10-pilot-and-passenger-seat-cushion-diaphragm-inspection-and-modification-cancelled/important-cases","documents":"/api/acts/ad-tsa-600-10-pilot-and-passenger-seat-cushion-diaphragm-inspection-and-modification-cancelled/documents"}}