{"id":"F2006B08317","name":"AD/CESSNA 400/31 Amdt 1 - Placards and Cabin Fittings","slug":"ad-cessna-400-31-amdt-1-placards-and-cabin-fittings","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":115724,"registerId":"commonwealth-F2006B08317-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/CESSNA 400/31 Amdt 1 - Placards and Cabin Fittings","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 400 Series Aeroplanes\n\nAD/CESSNA 400/31\n\nAmdt 1\n\n  \nPlacards and Cabin Fittings 4/94\n\nApplicability: Models 414, 421A and 421B all Serial numbers; and 421C up to Serial number 421C0400.\n\nRequirement: 1. Install placards, modify exit door safety chain and install partition door latch as detailed in Rex Aviation Drawing RAC-1012.\n\n    2. Install a placard on the outside lower half of the exit door indicating the location of the external handle.\n\n    3. Provide index marks indicating the open and locked position of the upper exit door half external release handle.\n\n    4. Install stops to the cabin seat rails to establish the rear-most position of the left and right second row seats and the forward-most position of the left and right third row seats.\n\nCompliance: Unless already accomplished in accordance with the Initial issue of this Directive; at the next inspection for Maintenance Release issue after 31 March 1994, or prior to 30 September 1994, whichever is later.\n\nThe effective date for the initial issue of this Directive was 31 March 1972.\n\nBackground: The initial issue of the Directive was to ensure compliance with Australian emergency escape provisions. A recent Major Defect Report and subsequent investigation revealed that the exits on models subsequent to the C.414 may not be able to be opened from the outside following an accident.","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1713},"content_quality":"ok","complexity_score":3,"rejection_reason":"","scope_assessment":{"changed":false,"description":"The amendment remains tightly focused on emergency escape safety provisions for the specified Cessna aircraft. While it adds new requirements based on a Major Defect Report and crash investigation, it has not expanded beyond the original aviation safety purpose."},"complexity_factors":["References external technical drawing (Rex Aviation RAC-1012) requiring specialized aviation knowledge","Specific applicability limited to defined aircraft models and serial number ranges","Dual conditional compliance timeframe using 'whichever is later' logic","Amendment structure requires cross-referencing with initial 1972 directive"],"plain_english_summary":"This rule requires owners of certain Cessna twins (models 414, 421A/B and early 421C) to modify exit doors and cabin fittings so passengers can escape and rescuers can open doors from outside after a crash. Required work includes external/internal placards, door safety‑chain and latch changes per Rex Aviation RAC‑1012, visual open/locked index marks, and seat‑rail stops to prevent exit blockage.\n\nCompliance is due by the next maintenance check after 31 Mar 1994 or by 30 Sep 1994, whichever is later."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-400-31-amdt-1-placards-and-cabin-fittings","history":"/api/acts/ad-cessna-400-31-amdt-1-placards-and-cabin-fittings/history","analysis":"/api/acts/ad-cessna-400-31-amdt-1-placards-and-cabin-fittings/analysis","conflicts":"/api/acts/ad-cessna-400-31-amdt-1-placards-and-cabin-fittings/conflicts","importantCases":"/api/acts/ad-cessna-400-31-amdt-1-placards-and-cabin-fittings/important-cases","documents":"/api/acts/ad-cessna-400-31-amdt-1-placards-and-cabin-fittings/documents"}}