{"id":"F2006B10654","name":"AD/HU 269/96 - Throttle Cable Assembly","slug":"ad-hu-269-96-throttle-cable-assembly","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":116572,"registerId":"commonwealth-F2006B10654-current","compilationNumber":null,"startDate":"2026-04-03","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/HU 269/96 - Throttle Cable Assembly","content":"COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 \\- 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n![](image.001.png)  \nSchweizer (Hughes) 269 Series Helicopters\n\nAD/HU 269/96 Throttle Cable Assembly 7/90 DM\n\nApplicability: All models 269A, A-1 and 269B helicopters. Model 269C S/N 0004 thru 0819 inclusive or aircraft subsequent to S/N 0819 that have had the throttle cable replaced.\n\nRequirement: 1. Gain access to both ends of the throttle control cable.\n\n    2. If cable has steel swaged end fittings, refer Figure 1 of Schweizer SIN No N-210, this Directive can be certified as complying.\n\n    3. If end fittings are not swaged steel, inspect end fittings for security of attachment and exposed threads adjacent to the cable end fittings, and\n\n    4. If threads are visible replace cable before further flight.\n\nNote Compliance with FAA AD 90.06.10 Amdt 39-6529 Para (C) will satisfy compliance with this Directive.\n\nCompliance: Unless previously accomplished, within 50 hours time in service after 30 May 1990. Thereafter, repeat inspection at intervals not exceeding 50 hours time in service until cable is replaced in accordance with Part III of Schweizer SIN No N-210.\n\nBackground: An accident occurred due to separation of a throttle cable end fitting.","sortOrder":0}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":3,"scope_assessment":{"changed":false,"description":"This is a discrete airworthiness directive with a narrow, specific safety purpose — addressing a known mechanical defect in specific helicopter models. It has not expanded beyond its original intent."},"complexity_factors":["Short, single-purpose document (1 page)","Limited applicability scope (specific helicopter models and serial numbers)","Simple conditional logic (if steel swaged → comply; if not → inspect; if threads visible → replace)","Only 1 defined term implicitly referenced ('time in service')","No cross-references to other legislation beyond a single FAA AD alternative compliance note","Clear, numbered procedural steps","Single background rationale provided"],"plain_english_summary":"This CASA Airworthiness Directive mandates inspection of throttle control cables on specified Schweizer (Hughes) 269 models to detect loose or non–steel swaged end fittings and exposed threads. If threads are visible the cable must be replaced before next flight. Initial and repeat inspections are required every 50 flight hours until permanent replacement per manufacturer instructions. It addresses a real separation-related accident risk (loss of engine power control) and is met if FAA AD 90‑06‑10 was already complied with."},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"No. The directive applies only to the specified 269 models and serial ranges and prescribes inspection, certification or replacement of throttle cables to address separation risk (see 'Applicability', 'Requirement', 'Compliance'). The text contains no provision that broadens or narrows that stated applicability beyond its original, safety-focused remit."},"complexity_factors":["Targeted applicability to specific models and serial ranges creates conditional scope (see 'Applicability').","Dependence on an external manufacturer document for a compliance alternative (Schweizer SIN No N‑210, referenced in 'Requirement').","Equivalence to FAA AD 90.06.10 as an alternative compliance path introduces cross-jurisdictional reference (see 'Requirement').","Short, fixed compliance deadline and mandatory repeat interval (50 hours TSN after 30 May 1990, then every 50 hours) increases operational cadence for operators ('Compliance').","Simple binary replacement trigger (visible threads at end fitting) reduces inspection judgment but requires physical access to both cable ends ('Requirement').","Wording around serial-numbered 269C aircraft that 'have had the throttle cable replaced' may create interpretive ambiguity for applicability (see 'Applicability')."],"plain_english_summary":"Requires operators of Schweizer (Hughes) 269A, A‑1, 269B and specified 269C helicopters to access and inspect both ends of the throttle control cable, certify compliance if steel swaged end fittings match Schweizer SIN No N‑210 Figure 1, and replace any cable with exposed threads. Inspections are due within 50 hours time in service after 30 May 1990 and must be repeated every 50 hours until the cable is replaced per Part III of Schweizer SIN No N‑210.\n\nOperators/owners bear inspection and replacement costs; maintenance personnel certify compliance. The measure responds to an accident caused by separation of a throttle cable end fitting."}},"importantCases":[],"_links":{"self":"/api/acts/ad-hu-269-96-throttle-cable-assembly","history":"/api/acts/ad-hu-269-96-throttle-cable-assembly/history","analysis":"/api/acts/ad-hu-269-96-throttle-cable-assembly/analysis","conflicts":"/api/acts/ad-hu-269-96-throttle-cable-assembly/conflicts","importantCases":"/api/acts/ad-hu-269-96-throttle-cable-assembly/important-cases","documents":"/api/acts/ad-hu-269-96-throttle-cable-assembly/documents"}}