{"id":"F2006B05430","name":"AD/PA-22/26 - Flexible Fuel Hose Assembly - Inspection","slug":"ad-pa-22-26-flexible-fuel-hose-assembly-inspection","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":46128,"registerId":"commonwealth-F2006B05430-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/PA-22/26 - Flexible Fuel Hose Assembly - Inspection","content":"---\nmeta-content-style-type: text/css\nmeta-content-type: application/xhtml+xml; charset=utf-8\nmeta-generator: Aspose.Words for .NET 22.10.0\n---\n\n?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n\nCOMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n \n\n![](image.001.png)  Piper PA-22 (Tri-Pacer and Colt) Series Aeroplanes\n\n \n\nAD/PA-22/26 Flexible Fuel Hose Assembly - Inspection 11/72\n\nApplicability: All models.\n\n \n\nRequirement: Inspect the flexible fuel hose assembly from the fuel strainer to the carburettor in accordance with Piper SB No. 351, dated 3 May 1972.\n\n \n\nReplace any P/N 70322-32 hose assemblies, or any hose assembly which cannot be identified, with hose assembly P/N 17766-66.\n\n \n\nCompliance: Within 100 hours time in service after 30 November 1972 or before 1 July 1973 whichever occurs first.\n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2270},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This directive remains precisely focused on its original purpose of addressing fuel hose safety defects in the specified Piper aircraft fleet; no expansion of scope beyond the original safety intent is evident."},"complexity_factors":["References external technical document (Piper Service Bulletin 351) for detailed inspection procedures","Dual-path compliance deadline requiring calculation (100 hours time-in-service versus fixed calendar date)","Specific part number identification and mandatory substitution requirements"],"plain_english_summary":"This Airworthiness Directive mandates a safety inspection for owners and operators of **Piper PA-22 Tri-Pacer and Colt aircraft**.\n\n**What you must do:**\n- Inspect the flexible fuel hose running from the fuel strainer to the carburettor (the device mixing fuel and air for the engine), following the procedures in Piper Service Bulletin No. 351.\n- Replace any hose assembly with part number **70322-32**, or any hose that cannot be identified, with hose assembly part number **17766-66**.\n\n**Deadline:**\nComplete the work within **100 hours of flight time** after 30 November 1972, or before 1 July 1973, whichever comes first.\n\n**Why this matters:**\nFaulty fuel hoses can leak or fail, creating fire hazards and engine failure risks. This directive ensures potentially defective hoses are identified and replaced with approved, airworthy parts."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pa-22-26-flexible-fuel-hose-assembly-inspection","history":"/api/acts/ad-pa-22-26-flexible-fuel-hose-assembly-inspection/history","analysis":"/api/acts/ad-pa-22-26-flexible-fuel-hose-assembly-inspection/analysis","conflicts":"/api/acts/ad-pa-22-26-flexible-fuel-hose-assembly-inspection/conflicts","importantCases":"/api/acts/ad-pa-22-26-flexible-fuel-hose-assembly-inspection/important-cases","documents":"/api/acts/ad-pa-22-26-flexible-fuel-hose-assembly-inspection/documents"}}