{"id":"F2006B06436","name":"AD/R22/30 Amdt 5 - Main Rotor Spindle","slug":"ad-r22-30-amdt-5-main-rotor-spindle","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":47850,"registerId":"commonwealth-F2006B06436-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"AIRWORTHINESS DIRECTIVE","sectionType":"part","heading":"AIRWORTHINESS DIRECTIVE","content":"# AIRWORTHINESS DIRECTIVE\n\n![](image.002.png)\n\n![](image.003.png)![](image.002.png)  \nFor the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive (AD) AD/R22/30 Amdt 4 and issues the following AD under subregulation 39.1 (1) of CAR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.","sortOrder":0},{"sectionNumber":"AD/R22/30","sectionType":"part","heading":"AD/R22/30","content":"# AD/R22/30\n\nAmdt 5\n\n![](image.004.png)Applicability: All R22 helicopters.","sortOrder":1},{"sectionNumber":"Main Rotor Spindle 1/2002","sectionType":"part","heading":"Main Rotor Spindle 1/2002","content":"# AD/R22/30\n\nAmdt 5\n\n![](image.004.png)Applicability: All R22 helicopters.\n\n#   \nMain Rotor Spindle 1/2002","sortOrder":2}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2268},"content_quality":"rejected","complexity_score":3,"rejection_reason":"Incomplete fragment: The text contains only the preamble, authority provisions, and applicability section, but omits the 'requirement section' and 'compliance section' referenced throughout. Without these operative provisions, the specific mandatory actions, timeframes, and technical instructions cannot be determined.","scope_assessment":{"changed":false,"description":"Unable to assess scope changes due to incomplete text; appears to be a routine amendment to an existing directive regarding the same aircraft component (main rotor spindle)."},"complexity_factors":["Document fragment provided — missing operative requirement and compliance sections","Extensive cross-referencing to other sections not included in text","Revocation of previous amendment (Amendment 4) creates layering effect","Technical aviation terminology requires domain knowledge"],"plain_english_summary":"This is an **Airworthiness Directive (AD)** — a mandatory safety order issued by the Civil Aviation Safety Authority (CASA) under the Civil Aviation Regulations 1988. It applies to **all Robinson R22 helicopters** and concerns the **main rotor spindle** (a critical component that connects the rotor blades to the helicopter). The directive revokes a previous version (Amendment 4) and requires operators to take specific corrective actions to address an unsafe condition. However, the provided text is incomplete and omits the actual requirements, instructions, and compliance deadlines."}},"importantCases":[],"_links":{"self":"/api/acts/ad-r22-30-amdt-5-main-rotor-spindle","history":"/api/acts/ad-r22-30-amdt-5-main-rotor-spindle/history","analysis":"/api/acts/ad-r22-30-amdt-5-main-rotor-spindle/analysis","conflicts":"/api/acts/ad-r22-30-amdt-5-main-rotor-spindle/conflicts","importantCases":"/api/acts/ad-r22-30-amdt-5-main-rotor-spindle/important-cases","documents":"/api/acts/ad-r22-30-amdt-5-main-rotor-spindle/documents"}}