{"id":"F2006B03878","name":"AD/BEECH 36/24 - Beryl Aviation Filtrator Assembly","slug":"ad-beech-36-24-beryl-aviation-filtrator-assembly","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":43487,"registerId":"commonwealth-F2006B03878-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/BEECH 36/24 - Beryl Aviation Filtrator Assembly","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)  Beechcraft 36 (Bonanza) Series Aeroplanes\n\n \n\nAD/BEECH 36/24 Beryl Aviation Filtrator Assembly 11/75\n\nApplicability: All models 36 and A36 which have been modified in accordance with FAA Supplemental Type Certificate No. SA2653WE (Installation of engine crankcase breather and vacuum pump air-oil separator).\n\n \n\nRequirement: 1. Remove the Beryl Aviation filtrator assembly P/N B-1116-1 and install either P/N B-1116-M or P/N B-1116-RM.\n\n \n\nNote: FAA AD 75-05-02 refers.\n\n \n\nCompliance: Within 100 hours time in service after 28 November 1975.\n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a discrete, single-issue safety directive focused on one specific defective part on specific aircraft models. It has not expanded beyond its original narrow technical purpose."},"complexity_factors":["Very short document (under 200 words)","Only 1 substantive requirement (part replacement)","Single applicability criterion (specific aircraft models with specific modification)","No defined terms section","No cross-references to other legislation (only a note referencing related FAA directive)","Simple compliance deadline (100 hours time in service after fixed date)","No conditional logic, exceptions, or nested provisions"],"plain_english_summary":"**What this is:** This is an **Airworthiness Directive (AD)** — a mandatory safety order issued by Australia's Civil Aviation Safety Authority (CASA). ADs are legally binding instructions that aircraft owners and operators must follow to fix unsafe conditions in aircraft.\n\n**What it does:** This directive orders owners of specific Beechcraft Bonanza aeroplanes (models 36 and A36) to **replace a faulty engine part** — the \"Beryl Aviation filtrator assembly\" (part number B-1116-1) — with an improved version (either B-1116-M or B-1116-RM).\n\n**Who it affects:** Only applies to Beechcraft 36 series planes that were modified under a specific American safety approval called **FAA Supplemental Type Certificate SA2653WE**. This modification added an engine crankcase breather and vacuum pump air-oil separator.\n\n**Why it matters:** The original filtrator assembly was apparently defective or unsafe. The directive prevents potential engine problems (likely oil contamination or pressure issues) by mandating a part swap.\n\n**Deadline:** Aircraft operators had to complete this replacement within **100 hours of flying time** after 28 November 1975.\n\n**Key point:** This references an American FAA directive (75-05-02), showing how Australian aviation safety rules often adopt or mirror US standards."},"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":false,"description":"The provided text sets a specific corrective action for aeroplanes modified under the cited FAA STC and prescribes a compliance timeframe. The entry does not indicate any expansion, narrowing, or amendment of that scope compared with what the Schedule of Airworthiness Directives itself communicates here. No evidence in this text indicates a change from the directive's apparent original targeting."},"complexity_factors":["Single clear corrective action (remove one part, install one of two specified parts)","Narrow applicability limited to models 36/A36 modified under a single FAA STC (SA2653WE)","Short, unambiguous compliance window (100 hours TIS after a fixed date)","Explicit part numbers reduce interpretive ambiguity","Cross-reference to FAA AD introduces external document dependency but does not materially complicate the required action"],"plain_english_summary":"The directive mandates removal of filtrator P/N B-1116-1 and installation of P/N B-1116-M or B-1116-RM on Beechcraft 36/A36 aeroplanes modified under STC No. SA2653WE, to be completed within 100 hours TIS after 28 November 1975.  \n\nOwners/operators bear parts, labour and downtime costs; the entry cites FAA AD 75-05-02 as related authority but does not reproduce its safety rationale."}},"importantCases":[],"_links":{"self":"/api/acts/ad-beech-36-24-beryl-aviation-filtrator-assembly","history":"/api/acts/ad-beech-36-24-beryl-aviation-filtrator-assembly/history","analysis":"/api/acts/ad-beech-36-24-beryl-aviation-filtrator-assembly/analysis","conflicts":"/api/acts/ad-beech-36-24-beryl-aviation-filtrator-assembly/conflicts","importantCases":"/api/acts/ad-beech-36-24-beryl-aviation-filtrator-assembly/important-cases","documents":"/api/acts/ad-beech-36-24-beryl-aviation-filtrator-assembly/documents"}}