{"id":"F2009L01514","name":"AD/R22/11 - Clutch Shaft Plug Installation - Inspection - CANCELLED","slug":"ad-r22-11-clutch-shaft-plug-installation-inspection-cancelled","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":78147,"registerId":"commonwealth-F2009L01514-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Robinson R22 Series Helicopters","sectionType":"division","heading":"Robinson R22 Series Helicopters","content":"### Robinson R22 Series Helicopters\n\n| AD/R22/11 | Clutch Shaft Plug Installation - Inspection | 5/2009 |\n| --------- | ------------------------------------------- | ------ |\n\n| Requirement: | CANCELLED.                                                                                                                                                                                      |\n| ------------ | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n|              | This AD is cancelled on 7 May 2009.                                                                                                                                                             |\n| Background:  | This unique Australian AD specified inspection of the clutch shaft plug in accordance with Robinson SB No. 16 within 25 hours time in service after January 1982. The AD is no longer required. |\n\n![](image.001.png)\n\nJames Coyne  \nDelegate of the Civil Aviation Safety Authority\n\n27 March 2009","sortOrder":0},{"sectionNumber":"AD/R22/11","sectionType":"part","heading":"AD/R22/11","content":"## AD/R22/11","sortOrder":1},{"sectionNumber":"Clutch Shaft Plug Installation - Inspect","sectionType":"part","heading":"Clutch Shaft Plug Installation - Inspection","content":"## Clutch Shaft Plug Installation - Inspection","sortOrder":2},{"sectionNumber":"5/2009","sectionType":"part","heading":"5/2009","content":"## 5/2009","sortOrder":3}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1661},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":true,"description":"This instrument eliminates all previous requirements. The original AD imposed mandatory inspection obligations; this cancellation version removes all operational scope, reducing the directive to a nullity."},"complexity_factors":["Single-operation instrument (cancellation only)","No substantive operative provisions","No defined terms or interpretation section","No conditional logic or exceptions","Minimal text consisting solely of revocation clause and background explanation"],"plain_english_summary":"**What this is:** This document cancels a previous aviation safety rule (Airworthiness Directive AD/R22/11) that required owners of certain helicopters to conduct a specific mechanical inspection.\n\n**Who it affects:** Owners and operators of Robinson R22 series helicopters who were previously subject to the inspection requirement.\n\n**What it does:** The original rule required checking the clutch shaft plug installation (a mechanical component) according to Robinson Service Bulletin No. 16 within 25 flight hours after January 1982. **This cancellation means the inspection is no longer mandatory** as of 7 May 2009. Owners do not need to comply with the previous inspection requirement anymore."}},"importantCases":[],"_links":{"self":"/api/acts/ad-r22-11-clutch-shaft-plug-installation-inspection-cancelled","history":"/api/acts/ad-r22-11-clutch-shaft-plug-installation-inspection-cancelled/history","analysis":"/api/acts/ad-r22-11-clutch-shaft-plug-installation-inspection-cancelled/analysis","conflicts":"/api/acts/ad-r22-11-clutch-shaft-plug-installation-inspection-cancelled/conflicts","importantCases":"/api/acts/ad-r22-11-clutch-shaft-plug-installation-inspection-cancelled/important-cases","documents":"/api/acts/ad-r22-11-clutch-shaft-plug-installation-inspection-cancelled/documents"}}