{"id":"F2006B06918","name":"AD/SEATS/12 - Aviointeriors/Alven Seats - Seat Belt Attachment Misalignment","slug":"ad-seats-12-aviointeriors-alven-seats-seat-belt-attachment-misalignment","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":114798,"registerId":"commonwealth-F2006B06918-current","compilationNumber":null,"startDate":"2026-04-03","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/SEATS/12 - Aviointeriors/Alven Seats - Seat Belt Attachment Misalignment","content":"COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 \\- 107 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n![](image.001.png)  \nSeats and Berths\n\nAD/SEATS/12 Aviointeriors/Alven Seats \\- Seat Belt Attachment Misalignment\n\n  \n4/98\n\nApplicability: All AVIOINTERIORS/ALVEN seats with seat belt attachment P/N 310434800000 and/or P/N 3104348A0000.\n\nRequirement: 1. Inspect the seat belt attachments for integrity and deformation in accordance with paragraph 4 of Aviointeriors Service Bulletin SB000128 dated November 26, 1997.\n\n    2. Modify the seat belt attachments by installing tie wraps in accordance with paragraph 5.1 of SB000128 referenced above.\n\n    3. Modify the seat belt attachments in accordance with paragraph 5.2 of SB000128, to limit the angular movement. This is terminating action for paragraph 2 above.\n\nNote: RAI AD 97-346 refers.\n\nCompliance: 1. Before 26 September 1998.\n\n    2. Before 26 September 1998, and thereafter replace the tie wraps at intervals not greater than 12 months.\n\n    3. Before 26 September 2000.\n\nThis Airworthiness Directive becomes effective on 26 March 1998.\n\nBackground: Overseas reports of damage to the seat belt attachment due to misalignment have been received by the seat manufacturer.","sortOrder":0}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a standard, targeted Airworthiness Directive addressing a specific safety defect in specific aircraft seats. The scope remains precisely limited to the identified seat belt attachment issue."},"complexity_factors":["Very short document (under 300 words)","Only 2 defined part numbers for applicability","Three sequential requirements with clear deadlines","Single external reference (Service Bulletin SB000128)","No nested exceptions or conditional logic","Plain language background and compliance instructions"],"plain_english_summary":"This CASA Airworthiness Directive orders operators of aircraft fitted with Aviointeriors/Alven seats (part numbers 310434800000 and 3104348A0000) to inspect and repair misaligned or damaged seat belt attachments. It requires an immediate inspection and interim plastic tie‑wraps (renewed annually), followed by a mandated permanent modification by the specified later date. The measure prevents seat‑belt failures that could harm passengers or impede evacuation."},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"Scope is narrowly targeted to the specified Aviointeriors/Alven seat part numbers and their seat‑belt attachments. The instrument imposes inspection and modification obligations on operators/maintainers of affected seats to address reported misalignment damage; it does not expand beyond those seats or create new categories of regulated equipment."},"complexity_factors":["Targeted applicability to specific part numbers (P/N 310434800000 and 3104348A0000) reduces breadth but requires fleet-level identification","Multiple required actions with distinct deadlines (initial inspection, interim tie‑wrap install with 12‑month recurring replacement, and a later terminating modification)","Procedural dependence on an external document (Aviointeriors Service Bulletin SB000128, paras 4, 5.1 and 5.2) — implementers must obtain and follow that SB","Record‑keeping and tracking of recurring maintenance until terminating action increases administrative burden","Clear compliance dates limit regulatory discretion but create scheduling and operational constraints for operators"],"plain_english_summary":"This Airworthiness Directive requires operators of Aviointeriors/Alven seats with part numbers P/N 310434800000 and/or P/N 3104348A0000 to inspect and modify seat-belt attachments per Aviointeriors Service Bulletin SB000128 (install tie wraps, and later limit angular movement). It sets fixed deadlines for the inspections/modifications and requires tie‑wrap replacement at intervals not greater than 12 months until the terminating modification is completed.\n\nIt affects aircraft operators and maintenance organisations that have these specific seats, who pay for inspections, recurring tie‑wrap replacements and the terminating modification. The stated reason is manufacturer reports of damage from attachment misalignment."}},"importantCases":[],"_links":{"self":"/api/acts/ad-seats-12-aviointeriors-alven-seats-seat-belt-attachment-misalignment","history":"/api/acts/ad-seats-12-aviointeriors-alven-seats-seat-belt-attachment-misalignment/history","analysis":"/api/acts/ad-seats-12-aviointeriors-alven-seats-seat-belt-attachment-misalignment/analysis","conflicts":"/api/acts/ad-seats-12-aviointeriors-alven-seats-seat-belt-attachment-misalignment/conflicts","importantCases":"/api/acts/ad-seats-12-aviointeriors-alven-seats-seat-belt-attachment-misalignment/important-cases","documents":"/api/acts/ad-seats-12-aviointeriors-alven-seats-seat-belt-attachment-misalignment/documents"}}