{"id":"F2007L01749","name":"AD/A109/57 - Cargo Hook Installation - 2","slug":"ad-a109-57-cargo-hook-installation-2","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":66491,"registerId":"commonwealth-F2007L01749-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Agusta A109 Series Helicopters","sectionType":"division","heading":"Agusta A109 Series Helicopters","content":"### Agusta A109 Series Helicopters\n\n| AD/A109/57 | Cargo Hook Installation - 2 | 8/2007 DM |\n| ---------- | --------------------------- | --------- |\n\n| Applicability: | Model A109E, A109S, A109LUH helicopters, equipped with a single or double cargo hook installations with the following part numbers; and which incorporate the hook part number 528-010-01:A109E Single 109-0810-31-133;Double 109-0810-31-133 and 109-0811-75-121;A109S Single 109-0810-31-145;Double 109-0810-31-145 and 109-0811-75-127;A109LUH Single 109-0810-31-151.  |\n| -------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | Perform an inspection of the cargo hook lever part number 232-028-00 in accordance with Agusta Alert Service Bulletin 109EP-78, 109S-12, or 109L-006, as applicable.If cracking is found the use of the cargo hook is prohibited.Note: EASA Emergency AD 2007-0160-E refers.This Directive must be inserted in the pertinent Appendices/Supplements of the applicable RFM. |\n| Compliance:    | Before the next cargo hook operation after 14 June 2007, but at the latest by31 August 2007. Thereafter before each single operation of the cargo hook.                                                                                                                                                                                                                    |\n|                | This Airworthiness Directive becomes effective on 14 June 2007.                                                                                                                                                                                                                                                                                                            |\n| Background:    | The EASA received several reports of cracking of the cargo hook lever part number 232-028-00.                                                                                                                                                                                                                                                                              |\n\n![](image.001.png)  \nDavid Punshon  \nDelegate of the Civil Aviation Safety Authority\n\n12 June 2007","sortOrder":0},{"sectionNumber":"AD/A109/57","sectionType":"part","heading":"AD/A109/57","content":"## AD/A109/57","sortOrder":1},{"sectionNumber":"Cargo Hook Installation - 2","sectionType":"part","heading":"Cargo Hook Installation - 2","content":"## Cargo Hook Installation - 2","sortOrder":2},{"sectionNumber":"8/2007 DM","sectionType":"part","heading":"8/2007 DM","content":"## 8/2007 DM","sortOrder":3}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a standard, narrow Airworthiness Directive addressing a specific safety defect in a specific aircraft component. It has not expanded beyond its original purpose of mandating inspections for cracking cargo hook levers."},"complexity_factors":["Single, specific mechanical issue addressed (cracking in one part number)","Clear applicability table with specific helicopter models and part numbers","Straightforward compliance timeline with two deadlines","Only one required action (visual inspection per manufacturer bulletin)","No nested exceptions, conditional logic, or extensive cross-referencing to other legislation","Short document (approximately 200 words of substantive content)"],"plain_english_summary":"This AD orders operators of Agusta A109 E, S, and LUH helicopters with certain cargo-hook parts to inspect the cargo-hook lever for cracks per Agusta service instructions. Any cracked lever must be removed from service. Inspections are required before the next cargo operation (and thereafter before every use), to prevent hook failure and the risk of dropped loads and ground casualties."},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"Scope remains focused on specified Agusta A109 variants fitted with listed cargo-hook part numbers and on the cargo-hook lever P/N 232-028-00. The instrument requires inspection, prohibition of cracked hooks, and insertion into flight/maintenance supplements; it does not broaden applicability beyond those models/parts or add unrelated requirements."},"complexity_factors":["Technical specificity: precise applicability defined by model and multiple part numbers for single and double hook installations (Applicability).","Referenced workmanship/inspection procedure: inspection must follow the applicable Agusta Alert Service Bulletin (Requirement).","Time-critical and recurring compliance: one-off deadline (before next cargo-hook operation after 14 June 2007, by 31 Aug 2007) and ongoing inspections before each single-hook operation (Compliance).","Mandatory operational prohibition: positive detection of cracking immediately prohibits use of the hook (Requirement).","Administrative insertion: directive must be added to the relevant RFM appendices/supplements, creating an administrative compliance task (Requirement).","Cross-reference to external regulatory action: notes EASA Emergency AD 2007-0160-E, requiring operators to follow an external safety finding (Requirement/Background)."],"plain_english_summary":"This Directive requires operators of Agusta A109E, A109S and A109LUH helicopters fitted with the listed single or double cargo-hook assemblies to inspect the cargo-hook lever (P/N 232-028-00) using the applicable Agusta Alert Service Bulletin and to stop using any hook found cracked. It must be inserted in the aircraft flight/maintenance supplements.\n\nOperators pay for and perform the inspections; if cracking is found the hook’s use is prohibited. Initial compliance is before the next cargo-hook operation after 14 June 2007 (by 31 Aug 2007); thereafter inspections are required before each single-hook operation."},"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-a109-57-cargo-hook-installation-2","history":"/api/acts/ad-a109-57-cargo-hook-installation-2/history","analysis":"/api/acts/ad-a109-57-cargo-hook-installation-2/analysis","conflicts":"/api/acts/ad-a109-57-cargo-hook-installation-2/conflicts","importantCases":"/api/acts/ad-a109-57-cargo-hook-installation-2/important-cases","documents":"/api/acts/ad-a109-57-cargo-hook-installation-2/documents"}}