{"id":"F2007L04890","name":"AD/A330/83 - Fuselage - Frame 12 Inspection/Repair","slug":"ad-a330-83-fuselage-frame-12-inspection-repair","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":71719,"registerId":"commonwealth-F2007L04890-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Airbus Industrie A330 Series Aeroplanes","sectionType":"division","heading":"Airbus Industrie A330 Series Aeroplanes","content":"### Airbus Industrie A330 Series Aeroplanes\n\n| AD/A330/83 | Fuselage - Frame 12 Inspection/Repair | 2/2008 DM |\n| ---------- | ------------------------------------- | --------- |\n\n| Applicability: | AIRBUS aircraft A330-200 and A330-300, all certified models, all manufacturing serial numbers (MSN) from MSN 0489 to 0722 inclusive and MSN 0725, 0726, 0728, 0730, 0732, 0734 inclusive.                                                                                                                                                                                                                                                                                                                                                |\n| -------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | Action in accordance with the technical requirements of EASA Airworthiness Directive (AD) 2007-0302.                                                                                                                                                                                                                                                                                                                                                                                                                                     |\n| Compliance:    | As per the requirements document with an effective date of the 28 December 2007.                                                                                                                                                                                                                                                                                                                                                                                                                                                         |\n|                | This Airworthiness Directive becomes effective on 28 December 2007.                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |\n| Background:    | During manufacturing of the A330/A340 aircraft framework, cracks have been found on Frame (FR) 12, left (LH) and right (RH) sides. It has been confirmed that a defect of FR 12 forming tool press is the root cause of the cracks.If undetected such damage could affect, after propagation, the structural integrity of the aircraft.In order to permit an early detection and repair of cracks on FR12, LH and RH sides, this Airworthiness Directive (AD) mandates a one time High Frequency Eddy Current (HFEC) inspection of FR12. |\n\n![](image.001.png)  \nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n17 December 2007","sortOrder":0},{"sectionNumber":"AD/A330/83","sectionType":"part","heading":"AD/A330/83","content":"## AD/A330/83","sortOrder":1},{"sectionNumber":"Fuselage - Frame 12 Inspection/Repair","sectionType":"part","heading":"Fuselage - Frame 12 Inspection/Repair","content":"## Fuselage - Frame 12 Inspection/Repair","sortOrder":2},{"sectionNumber":"2/2008 DM","sectionType":"part","heading":"2/2008 DM","content":"## 2/2008 DM","sortOrder":3}],"analysis":{"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"The AD confines action to a defined set of aircraft and mandates a one-time inspection/repair per the EASA AD; it responds to a manufacturing-tool defect and does not broaden regulatory scope beyond the specified MSNs or impose ongoing inspections."},"complexity_factors":["Technical inspection method (HFEC) requires specialist equipment and trained personnel.","Narrow applicability: specific MSNs listed, reducing administrative scope but requiring serial-number tracking.","External normative reference: compliance depends on following EASA AD 2007-0302 technical requirements.","Outcome-contingent actions: repairs are required only if cracks are found, introducing variability in cost and downtime.","Safety-critical nature increases regulatory scrutiny and documentation burden despite being a one-time action.","Effective date and mandatory compliance create scheduling pressure for affected operators."],"plain_english_summary":"Mandates a one-time High Frequency Eddy Current (HFEC) inspection and repair, if necessary, of fuselage Frame 12 (left and right) on specified Airbus A330-200 and A330-300 serial numbers, following the technical requirements of EASA AD 2007-0302. The directive took effect 28 December 2007. \n\nThe owners/operators pay for the HFEC inspection and any repairs, must schedule the check per the referenced EASA AD, and thereby detect and fix cracks traced to a manufacturing-tool defect that could affect structural integrity."},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a standard, narrow Airworthiness Directive addressing a specific manufacturing defect in a specific aircraft component. The scope remains tightly focused on the original safety issue — inspection and repair of Frame 12 cracks on affected A330 aircraft. There is no evidence of scope creep or expansion beyond the immediate safety concern."},"complexity_factors":["Very short document (approximately 200 words of substantive content)","Only 1 defined term implicitly referenced (MSN - Manufacturing Serial Number)","No cross-references to other legislation beyond a single reference to EASA AD 2007-0302","Simple conditional structure: single requirement with single compliance date","No nested exceptions or complex logical operators","Technical content is delegated entirely to an external European aviation safety document (EASA AD 2007-0302)"],"plain_english_summary":"This AD mandates a one‑time HFEC inspection of Frame 12 on certain Airbus A330‑200/300 aircraft (specific serial numbers) and requires repair if cracks are found.  \n\nIt's aimed at operators/owners of those A330s because a faulty manufacturing tool caused press‑induced cracks that could threaten fuselage structural integrity; compliance is legally mandatory to keep the aircraft airworthy."},"flash_summary_failed":{"failed":true,"reason":"A positive credit balance is required for all requests, including BYOK, so fallback providers remain available. Add credits at https://vercel.com/d?to=%2F%5Bteam%5D%2F%7E%2Fai%3Fmodal%3Dtop-up to continue.","source":"analysis-cron"}},"importantCases":[],"_links":{"self":"/api/acts/ad-a330-83-fuselage-frame-12-inspection-repair","history":"/api/acts/ad-a330-83-fuselage-frame-12-inspection-repair/history","analysis":"/api/acts/ad-a330-83-fuselage-frame-12-inspection-repair/analysis","conflicts":"/api/acts/ad-a330-83-fuselage-frame-12-inspection-repair/conflicts","importantCases":"/api/acts/ad-a330-83-fuselage-frame-12-inspection-repair/important-cases","documents":"/api/acts/ad-a330-83-fuselage-frame-12-inspection-repair/documents"}}