{"id":"F2006B05219","name":"AD/CESSNA 206/14 - Aileron Control Tube and Automatic Pilot Roll Servo","slug":"ad-cessna-206-14-aileron-control-tube-and-automatic-pilot-roll-servo","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":45474,"registerId":"commonwealth-F2006B05219-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/CESSNA 206/14 - Aileron Control Tube and Automatic Pilot Roll Servo","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)  Cessna 206 Series Aeroplanes\n\n \n\nAD/CESSNA 206/14  Aileron Control Tube and Automatic Pilot Roll Servo\n\n\n2/72\n\n \n\nApplicability: Models 206, P206 and U206 fitted with Mitchell Automatic Pilot Models AK120, AK120E or AK120E-3 not modified in accordance with Edo-Aire Mitchell SL ML32.\n\n \n\nRequirement: Action in accordance with Edo-Aire Mitchell SB MB6.\n\n \n\nNote: FAA AD 72-2-6 refers.\n\n \n\nCompliance: Within 25 hours time in service after 25 February 1972.\n\n \n","sortOrder":0}],"analysis":{"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":false,"description":"The instrument defines a limited, specific scope: Cessna 206/P206/U206 aeroplanes fitted with specified Mitchell autopilot models, excluding those already modified under SL ML32, and requires compliance with Edo‑Aire Mitchell SB MB6 within a short time window. The text contains no indication that the scope has been altered from the directive as presented; it neither expands nor narrows applicability beyond the explicit statements in the Applicability, Requirement and Compliance lines."},"complexity_factors":["Narrow and explicit applicability limited to specific airframe models and specific autopilot models (Applicability).","Operative action is not spelled out in the AD but is delegated to an external manufacturer service bulletin (Requirement), creating a dependency on that document.","Short, fixed compliance window tied to a historical date (25 hours after 25 February 1972) which raises scheduling urgency (Compliance).","Exemption path based on prior modification (SL ML32) requires factual determination of maintenance history (Applicability).","Cross‑reference to an FAA AD increases the number of external materials a reader must consult (Note)."],"plain_english_summary":"This directive requires operators of Cessna 206, P206 and U206 aeroplanes fitted with Mitchell autopilots AK120/AK120E/AK120E‑3 (unless already modified per Edo‑Aire Mitchell SL ML32) to carry out the actions in Edo‑Aire Mitchell Service Bulletin MB6.  \n\nOwners/operators must arrange and pay for the work and complete it within 25 hours time‑in‑service after 25 February 1972; the AD cross‑references FAA AD 72‑2‑6 for context."},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a discrete, single-issue airworthiness directive from 1972 addressing a specific mechanical defect in specific aircraft configurations. It has not expanded beyond its original purpose of ensuring aileron control system safety in Cessna 206 aircraft with Mitchell autopilots."},"complexity_factors":["Very short document (under 200 words)","Only 4 operative provisions: applicability, requirement, note, and compliance","Single cross-reference to external technical document (FAA AD 72-2-6)","No defined terms section — all technical terms are standard aviation nomenclature","Simple conditional logic: applies to specific aircraft models AND specific autopilot models AND only if unmodified","No nested exceptions or sub-delegations"],"plain_english_summary":"This is an **Airworthiness Directive (AD)** — essentially a mandatory safety order issued by Australia's Civil Aviation Safety Authority (CASA) for specific aircraft.\n\n**What it does:**\nOrders owners and operators of certain **Cessna 206 series aeroplanes** (models 206, P206, and U206) to inspect or fix a problem with the **aileron control tube** and **automatic pilot roll servo** — these are parts that help control the plane's roll and bank movements.\n\n**Who it affects:**\nOnly applies to Cessna 206 planes fitted with specific **Mitchell Automatic Pilot models** (AK120, AK120E, or AK120E-3) that **haven't** already been modified according to a specific service letter (Edo-Aire Mitchell SL ML32).\n\n**What must be done:**\nFollow the instructions in **Edo-Aire Mitchell Service Bulletin MB6** — a technical document from the equipment manufacturer detailing the required inspection or repair.\n\n**When it must be done:**\nWithin **25 hours of flying time** after 25 February 1972.\n\n**Why it matters:**\nFaulty aileron controls or autopilot servos can cause loss of roll control, potentially leading to loss of aircraft control. This AD prevents accidents by ensuring critical flight control components are properly maintained."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-206-14-aileron-control-tube-and-automatic-pilot-roll-servo","history":"/api/acts/ad-cessna-206-14-aileron-control-tube-and-automatic-pilot-roll-servo/history","analysis":"/api/acts/ad-cessna-206-14-aileron-control-tube-and-automatic-pilot-roll-servo/analysis","conflicts":"/api/acts/ad-cessna-206-14-aileron-control-tube-and-automatic-pilot-roll-servo/conflicts","importantCases":"/api/acts/ad-cessna-206-14-aileron-control-tube-and-automatic-pilot-roll-servo/important-cases","documents":"/api/acts/ad-cessna-206-14-aileron-control-tube-and-automatic-pilot-roll-servo/documents"}}