{"id":"F2008L02569","name":"AD/B717/30 - Grey Water Drain Hose Support Bracket","slug":"ad-b717-30-grey-water-drain-hose-support-bracket","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":74574,"registerId":"commonwealth-F2008L02569-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Boeing 717 Series Aeroplanes","sectionType":"division","heading":"Boeing 717 Series Aeroplanes","content":"### Boeing 717 Series Aeroplanes\n\n| AD/B717/30 | Grey Water Drain Hose Support Bracket | 8/2008 |\n| ---------- | ------------------------------------- | ------ |\n\n| Applicability: | Model 717-200 aircraft, as identified in Boeing Alert Service Bulletin 717-38A0004 Revision 1, or later FAA approved revision; excluding fuselage number 5005.                                                                                                                                                                                                                         |\n| -------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | Action in accordance with the technical requirements of FAA AD 2008-11-06 Amdt 39-15528.                                                                                                                                                                                                                                                                                               |\n| Compliance:    | As specified in the Requirement document, with a revised effective date of31 July 2008.                                                                                                                                                                                                                                                                                                |\n|                | This Airworthiness Directive becomes effective on 31 July 2008.                                                                                                                                                                                                                                                                                                                        |\n| Background:    | The FAA received reports of interference between the potable water supply hose and/or grey water drain hose at the aft lavatories, and the fuel line and/or power feeder cables of the auxiliary power unit located below the aft cabin floor. Such interference and chafing, unless detected and corrected, could cause arcing and sparking, and/or fuel leakage and consequent fire. |\n\n![](image.001.png)  \nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n19 June 2008","sortOrder":0},{"sectionNumber":"AD/B717/30","sectionType":"part","heading":"AD/B717/30","content":"## AD/B717/30","sortOrder":1},{"sectionNumber":"Grey Water Drain Hose Support Bracket","sectionType":"part","heading":"Grey Water Drain Hose Support Bracket","content":"## Grey Water Drain Hose Support Bracket","sortOrder":2},{"sectionNumber":"8/2008","sectionType":"part","heading":"8/2008","content":"## 8/2008","sortOrder":3}],"analysis":{"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":2,"scope_assessment":{"changed":false,"description":"This is a standard, narrow Airworthiness Directive addressing a specific mechanical safety issue on a specific aircraft type. It has not expanded beyond its original purpose of mandating inspection/repair of hose interference issues."},"complexity_factors":["Very short document (approximately 200 words of substantive content)","Only 1 defined applicability criterion (specific aircraft model and service bulletin)","Single requirement: compliance with external FAA directive","No nested exceptions or conditional logic — only one exclusion (fuselage 5005)","No internal cross-references to other legislation or complex procedural steps","Straightforward compliance date structure"],"plain_english_summary":"This AD requires operators of Boeing 717-200s to inspect and correct routing of the grey water and potable water hoses near the APU so they cannot chafe against fuel lines or electrical cables. Left uncorrected, chafing could cause sparks, fuel leaks, and fire or explosion. It implements FAA AD 2008-11-06 (effective 31 July 2008) and applies to affected 717-200s (one serial excluded)."},"flash_summary":{"complexity_score":4,"scope_assessment":{"changed":false,"description":"The instrument adopts the FAA AD’s technical requirements for the identified Boeing 717-200 fleet (excluding fuselage no. 5005) and sets an effective date of 31 July 2008. The text does not indicate any expansion or narrowing of scope beyond adopting the FAA AD and the single exclusion (Applicability; Requirement; Compliance)."},"complexity_factors":["Obligated parties — operators of Model 717-200 aircraft, excluding fuselage no. 5005 (Applicability).","External technical dependency — this instrument adopts the FAA AD 2008-11-06 for the technical work, so compliance requires obtaining and following an external document (Requirement).","Compliance timing — directive sets a revised effective date and specifies 31 July 2008 as the compliance trigger (Compliance).","Safety-triggered scope — action is driven by reported interference/chafing that could cause arcing, fuel leakage and fire, which narrows urgency but not the technical method (Background).","Limited exception — a specific airframe (fuselage number 5005) is excluded, requiring fleet-level applicability checks (Applicability).","Ambiguity of remedy text within this instrument — technical procedures are not reproduced and must be read in the FAA AD, increasing procedural reliance on the referenced document (Requirement).","Regulatory authority — signed and issued by the CASA delegate, indicating national enforcement of the adopted FAA requirements (signature/Compliance)."],"plain_english_summary":"This directive requires operators of certain Boeing 717-200 aircraft (excluding fuselage no. 5005) to carry out the corrective work specified in FAA Airworthiness Directive 2008-11-06 to secure aft lavatory potable/grey-water hoses and prevent contact with APU fuel lines and power feeder cables (Applicability; Requirement; Background). Compliance must follow the FAA AD’s technical instructions and the CASA directive becomes effective 31 July 2008 (Compliance)."}},"importantCases":[],"_links":{"self":"/api/acts/ad-b717-30-grey-water-drain-hose-support-bracket","history":"/api/acts/ad-b717-30-grey-water-drain-hose-support-bracket/history","analysis":"/api/acts/ad-b717-30-grey-water-drain-hose-support-bracket/analysis","conflicts":"/api/acts/ad-b717-30-grey-water-drain-hose-support-bracket/conflicts","importantCases":"/api/acts/ad-b717-30-grey-water-drain-hose-support-bracket/important-cases","documents":"/api/acts/ad-b717-30-grey-water-drain-hose-support-bracket/documents"}}