{"id":"F2006L03399","name":"AD/GAZELLE/30 Amdt 1 - Hoist Operator's Belt Snap Hook","slug":"ad-gazelle-30-amdt-1-hoist-operator-s-belt-snap-hook","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":60838,"registerId":"commonwealth-F2006L03399-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Eurocopter SA341 and SA342 (Gazelle) Ser","sectionType":"division","heading":"Eurocopter SA341 and SA342 (Gazelle) Series Helicopters","content":"### Eurocopter SA341 and SA342 (Gazelle) Series Helicopters\n\n| AD/GAZELLE/30 Amdt 1 | Hoist Operator's Belt Snap Hook | 11/2006 |\n| -------------------- | ------------------------------- | ------- |\n\n| Applicability: | Model SA 341 G and SA 342 J helicopters; without MOD 072803 incorporated; and,equipped with an operator’s belt (called “hoist operator’s belt”) part numbers 330A87-0730-00, 330A87-2371-00, 341A84-1120-00, 350A84-0047-00,360A84-0040-00, 360A84-0040-01, and 360A84-0040-02, fitted with a snap hook part number GA343-95; or,equipped with an operator’s belt (called “hoist operator’s belt”) part number 3160S73-08-200-1, fitted with a snap hook part number 4100-80AT28.                    |\n| -------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | 1. Action in accordance with paragraph 2.B. of Eurocopter Alert Service Bulletin (ASB) No. 45.06.2. Remove the lever-type snap hook, part number GA343-95 or part number4100-80AT28, and replace it with a quick-release shackle part number365A84-5033-20, in accordance with paragraph 2.B. of ASB No. 25.11.3. Modify the stock of operators’ belts and lever-type snap hooks held as spares, in accordance with paragraph 2.B.6.a. and 2.B.6.b. of ASB No. 25.11.Note: EASA AD 2006-0252 refers. |\n| Compliance:    | 1. Before each use of the “hoist operator’s belt”; until compliance withRequirement 2.2. and 3. Before 31 December 2006.                                                                                                                                                                                                                                                                                                                                                                             |\n|                | This Amendment becomes effective on 26 October 2006.                                                                                                                                                                                                                                                                                                                                                                                                                                                 |\n| Background:    | Untimely unlocking of the “hoist operator’s belt” was detected in operation. This unlocking caused no incident and no injury. As a precaution, and pending an upgrade to the belt design, this Directive requires certain actions before each use.                                                                                                                                                                                                                                                   |\n\n|     | Amendment 1 is issued in response to a new EASA AD which converts the Requirement 1 document to an Alert Service Bulletin with the same reference number, and requires the replacement of lever-type snap hooks with a quick-release shackle. |\n| --- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n\n![](image.001.png)  \nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n13 September 2006","sortOrder":0},{"sectionNumber":"AD/GAZELLE/30 Amdt 1","sectionType":"part","heading":"AD/GAZELLE/30 Amdt 1","content":"## AD/GAZELLE/30 Amdt 1","sortOrder":1},{"sectionNumber":"Hoist Operator's Belt Snap Hook","sectionType":"part","heading":"Hoist Operator's Belt Snap Hook","content":"## Hoist Operator's Belt Snap Hook","sortOrder":2},{"sectionNumber":"11/2006","sectionType":"part","heading":"11/2006","content":"## 11/2006","sortOrder":3}],"analysis":{"flash_summary":{"complexity_score":4,"scope_assessment":{"changed":true,"description":"Amendment 1 alters the original requirement by converting the referenced corrective instruction into an Alert Service Bulletin and by mandating replacement of lever‑type snap hooks with a quick‑release shackle (see 'Amendment 1' and 'Requirement'). In practice this shifts scope from interim operational precautions to a mandatory hardware modification and spare‑stock changes, and adds a final compliance deadline (see 'Requirement' and 'Compliance')."},"complexity_factors":["Narrow, parts‑specific applicability — exact helicopter models and multiple part numbers are listed (Applicability).","Prescriptive hardware replacement and spare‑stock modification obligations (Requirement: replace GA343‑95/4100‑80AT28 with 365A84‑5033‑20; modify spares per ASB paras).","Cross‑references to external documents (Eurocopter Alert Service Bulletins and EASA AD) require users to obtain and follow other texts (Requirement; Note: EASA AD 2006‑0252 refers).","Dual compliance regime: interim pre‑use action until final replacement and a hard deadline (Compliance: before each use until compliance with Requirement 2.2 and 3; before 31 December 2006).","Administrative and operational burden on operators and maintainers — inspection/handling before each use, parts procurement, retrofitting and updating spare inventories (Requirement; Compliance).","Amendment changes the referenced corrective document and the mandatory remedy, so implementers must track the amendment (Amendment 1)."],"plain_english_summary":"This airworthiness directive requires operators of Eurocopter SA341G and SA342J Gazelle helicopters fitted with specified hoist operator belts and lever‑type snap hooks to replace those snap hooks with a specified quick‑release shackle, and until replacement to perform a specified action before each use. It affects aircraft owners, operators, maintainers and spare parts holders responsible for those belts. The measure responds to detected untimely unlocking and sets both immediate pre‑use checks and a replacement deadline."},"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"},"kimi_summary":{"content_quality":"ok","complexity_score":3,"scope_assessment":{"changed":false,"description":"This amendment remains tightly focused on its original purpose — addressing the specific safety defect in hoist operator's belt snap hooks. Amendment 1 simply updates the technical reference (converting a requirement to an Alert Service Bulletin) and adds the mandatory replacement requirement, without expanding beyond the original safety issue."},"complexity_factors":["Multiple specific part numbers listed (7 belt part numbers, 2 snap hook part numbers, 1 replacement shackle part number)","Cross-reference to two separate Eurocopter Alert Service Bulletins (ASB No. 45.06 and ASB No. 25.11)","Reference to EASA AD 2006-0252 (European Aviation Safety Agency directive)","Conditional applicability logic: applies only to helicopters without MOD 072803 incorporated AND with specific belt/hook combinations","Staged compliance requirements with different deadlines (before each use vs. fixed date of 31 December 2006)"],"plain_english_summary":"This AD targets Eurocopter Gazelle (SA 341 G, SA 342 J) helicopters fitted with a particular hoist operator’s belt whose lever-type snap hook can unlock unexpectedly. It requires immediate pre-use inspections and replacement of the snap hook with a quick‑release shackle by 31 December 2006, including spares.\n\nOwners/operators—especially SAR, police, or other winching units—must comply to prevent a potentially fatal failure of crew members suspended on a hoist."}},"importantCases":[],"_links":{"self":"/api/acts/ad-gazelle-30-amdt-1-hoist-operator-s-belt-snap-hook","history":"/api/acts/ad-gazelle-30-amdt-1-hoist-operator-s-belt-snap-hook/history","analysis":"/api/acts/ad-gazelle-30-amdt-1-hoist-operator-s-belt-snap-hook/analysis","conflicts":"/api/acts/ad-gazelle-30-amdt-1-hoist-operator-s-belt-snap-hook/conflicts","importantCases":"/api/acts/ad-gazelle-30-amdt-1-hoist-operator-s-belt-snap-hook/important-cases","documents":"/api/acts/ad-gazelle-30-amdt-1-hoist-operator-s-belt-snap-hook/documents"}}