{"id":"F2006B05084","name":"AD/CESSNA 180/71 - Fuel System Water Drainage Placard","slug":"ad-cessna-180-71-fuel-system-water-drainage-placard","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":44994,"registerId":"commonwealth-F2006B05084-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/CESSNA 180/71 - Fuel System Water Drainage Placard","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)  \nCessna 180, 182 and Wren 460 Series Aeroplanes\n\nAD/CESSNA 180/71 Fuel System Water Drainage Placard 12/85\n\nApplicability: All models with S/Nos. as listed in Cessna SIL SE84-4.\n\nRequirement: Install the following placard in clear view of the pilot on the instrument panel or surrounding structure:\n\n“Refer Flight Manual for special fuel/water drain procedures”.\n\nCompliance: 1. Before further flight after 31 December 1985.\n\n2. Certification on the Maintenance Release may be made by a pilot endorsed on the aircraft type. Where a pilot has made the certification, a further certification at the next inspection for maintenance shall be made by any Licensed Aircraft Maintenance Engineer.\n\nBackground: This Directive has been raised to bring to the attention of pilots an amendment to the approved Flight Manual requiring specific procedures to be followed after an aircraft has been exposed to rain, sleet, snow, or after fuelling from drumstock or other unfiltered fuel source.","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2075},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"The directive remains precisely focused on its original purpose of mandating a cockpit placard for fuel/water drainage procedures. No expansion beyond the stated objective."},"complexity_factors":["Single straightforward requirement (install one placard with specific text)","Minimal cross-referencing (only refers to external Cessna document for serial numbers)","No conditional logic, exceptions, or nested provisions","Very short, self-contained directive with clear compliance deadline"],"plain_english_summary":"Owners/operators of Cessna 180, 182 and Wren 460 series aircraft listed in Cessna Service Information Letter SE84-4 must install a cockpit warning placard, visible to the pilot, reading: \"Refer Flight Manual for special fuel/water drain procedures.\" This reminds pilots to follow specific drainage steps to prevent water-contaminated fuel and engine failure.\n\nCompliance is required before flying after 31 December 1985; a qualified pilot may sign the Maintenance Release, with a Licensed Aircraft Maintenance Engineer re‑verifying at the next scheduled inspection."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-180-71-fuel-system-water-drainage-placard","history":"/api/acts/ad-cessna-180-71-fuel-system-water-drainage-placard/history","analysis":"/api/acts/ad-cessna-180-71-fuel-system-water-drainage-placard/analysis","conflicts":"/api/acts/ad-cessna-180-71-fuel-system-water-drainage-placard/conflicts","importantCases":"/api/acts/ad-cessna-180-71-fuel-system-water-drainage-placard/important-cases","documents":"/api/acts/ad-cessna-180-71-fuel-system-water-drainage-placard/documents"}}