{"id":"F2006B06068","name":"AD/PB/2 - Beech Model 215, 272 and 278 Series - Inspection","slug":"ad-pb-2-beech-model-215-272-and-278-series-inspection","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":114466,"registerId":"commonwealth-F2006B06068-current","compilationNumber":null,"startDate":"2026-04-03","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/PB/2 - Beech Model 215, 272 and 278 Series - 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 - 107 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n \n\n![](image.001.png)  Propellers - Variable Pitch - Beechcraft\n\n \n\nAD/PB/2 Beech Model 215, 272 and 278 Series - Inspection 10/69\n\nApplicability: All model 215, 272 and 278 propellers fitted to Beechcraft Bonanza and Twin Bonanza aircraft.\n\n \n\nDocument: Beech Propeller SB No. 5.\n\n \n\nCompliance: At intervals not exceeding 100 hours time in service.\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\n \n\n \n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a discrete, single-purpose airworthiness directive focused on specific propeller models. It has not expanded beyond its original safety purpose. The document appears to be a current consolidated version of an AD originally issued in 1969, maintaining the same narrow scope of requiring periodic inspection of specific Beechcraft propeller models."},"complexity_factors":["Extremely short document — only 8 substantive lines of regulatory text","No defined terms section — relies on standard aviation terminology","Single compliance requirement with clear time interval (100 hours)","No cross-references to other legislation beyond the enabling regulation (CAR 1998 Part 39)","No conditional logic, exceptions, or alternative compliance methods stated","References only one external technical document (Beech Propeller SB No. 5)"],"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) under the Civil Aviation Regulations 1998.\n\n**What it does:** It requires owners and operators of specific Beechcraft aircraft to inspect their propellers regularly.\n\n**Who it affects:**\n- **Aircraft owners/operators** with Beechcraft Bonanza or Twin Bonanza planes\n- **Specific propeller models:** 215, 272, and 278 series (variable-pitch propellers made by Beechcraft)\n\n**What must be done:**\n- Inspect the propellers following the procedures in **Beech Propeller Service Bulletin No. 5** (a technical notice from the manufacturer)\n- Do this inspection **every 100 hours of flight time** (\"time in service\" means actual flying hours, not just calendar time)\n\n**Why it matters:** Airworthiness Directives are legally binding safety requirements. If you don't comply, your aircraft is not considered airworthy — meaning you can't legally fly it. This particular AD (originally issued in October 1969 — the \"10/69\" reference) addresses potential safety issues with these specific propeller models that could affect flight safety if not caught through regular inspection."},"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":false,"description":"The AD text sets a clear, limited scope: specific propeller models on Beechcraft Bonanza and Twin Bonanza aircraft with a defined inspection interval and reference to Beech Propeller SB No. 5. The document provides no indication that the scope has been widened or narrowed from an earlier intent within the text supplied, so there is no basis in this source to conclude the scope has changed."},"complexity_factors":["Narrow applicability (only model 215, 272 and 278 propellers on Beechcraft Bonanza and Twin Bonanza) reduces operational and regulatory complexity (\"Applicability: All model 215, 272 and 278 propellers fitted to Beechcraft Bonanza and Twin Bonanza aircraft.\")","Single, clearly stated action (periodic inspection) and a fixed interval simplify compliance planning (\"Compliance: At intervals not exceeding 100 hours time in service.\")","Dependence on an external document (Beech Propeller SB No. 5) requires operators to obtain and follow that service bulletin, which adds a step and potential ambiguity if the SB is not readily available (\"Document: Beech Propeller SB No. 5.\")","Lack of procedural detail in the AD itself increases implementation reliance on the service bulletin and maintenance organisations, which may create variability in how the inspections are carried out","Recurrent nature of the requirement (every 100 hours) introduces ongoing operational scheduling and cost considerations"],"plain_english_summary":"This Airworthiness Directive (AD/PB/2) mandates inspections of all Beech model 215, 272 and 278 propellers on Beechcraft Bonanza and Twin Bonanza aircraft, to be performed per Beech Propeller SB No. 5 at intervals not exceeding 100 hours time in service. It affects aircraft owners/operators and maintenance providers, creating recurring inspection costs, downtime and scheduling obligations to ensure continued airworthiness."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pb-2-beech-model-215-272-and-278-series-inspection","history":"/api/acts/ad-pb-2-beech-model-215-272-and-278-series-inspection/history","analysis":"/api/acts/ad-pb-2-beech-model-215-272-and-278-series-inspection/analysis","conflicts":"/api/acts/ad-pb-2-beech-model-215-272-and-278-series-inspection/conflicts","importantCases":"/api/acts/ad-pb-2-beech-model-215-272-and-278-series-inspection/important-cases","documents":"/api/acts/ad-pb-2-beech-model-215-272-and-278-series-inspection/documents"}}