{"id":"F2006B02866","name":"AD/B737/163 - Passenger Entertainment System FAA STC ST09100AC-D, ST09104AC-D, ST09105AC-D or ST09106AC-D","slug":"ad-b737-163-passenger-entertainment-system-faa-stc-st09100ac-d-st09104ac-d-st09105ac-d-or-st09106ac-","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":42208,"registerId":"commonwealth-F2006B02866-current","compilationNumber":null,"startDate":"2026-04-01","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"AIRWORTHINESS DIRECTIVE","sectionType":"part","heading":"AIRWORTHINESS DIRECTIVE","content":"# AIRWORTHINESS DIRECTIVE\n\n![](image.002.png)\n\n![](image.002.png)  \nFor the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.1 (1) of CAR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.","sortOrder":0},{"sectionNumber":"AD/B737/163 Passenger Entertainment Syst","sectionType":"part","heading":"AD/B737/163 Passenger Entertainment System","content":"# AD/B737/163 Passenger Entertainment System\n\nFAA STC ST09100AC-D, ST09104AC-D, ST09105AC-D or ST09106AC-D\n\nApplicability: Model 737-700 series airplanes modified by United States Federal Aviation","sortOrder":1},{"sectionNumber":"9/2001","sectionType":"part","heading":"9/2001","content":"# AD/B737/163 Passenger Entertainment System\n\nFAA STC ST09100AC-D, ST09104AC-D, ST09105AC-D or ST09106AC-D\n\nApplicability: Model 737-700 series airplanes modified by United States Federal Aviation\n\n#   \n9/2001","sortOrder":2}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":3,"scope_assessment":{"changed":false,"description":"This appears to be a standard airworthiness directive with narrow, specific applicability. No evidence of scope creep — it targets a specific aircraft model and specific modification certificates for a specific system (passenger entertainment)."},"complexity_factors":["Very short document (appears to be a cover/header page only)","Single applicability criterion (specific aircraft model + specific STC numbers)","No defined terms section visible in this excerpt","Standard AD template structure (applicability, requirement, compliance sections referenced but not shown)","Heavy reliance on external references (FAA STC numbers) rather than detailed technical specifications in the text itself"],"plain_english_summary":"This AD mandates corrective action on Boeing 737‑700 aircraft fitted with certain passenger entertainment system STCs (ST09100AC‑D, ST09104AC‑D, ST09105AC‑D, ST09106AC‑D) to address an identified unsafe condition. It affects operators/owners of those modified aircraft and is required to mitigate electrical, fire, or system‑interference risks associated with the aftermarket entertainment installation."},"flash_summary":{"complexity_score":6,"scope_assessment":{"changed":false,"description":"The provided text identifies the AD's target population (Boeing 737‑700 aircraft modified by the listed FAA STCs) and invokes CASA's authority (subreg. 39.1(1) CAR 1998). The excerpt contains no statement that alters or expands that applicability or the AD's scope beyond standard AD practice; no evidence of a scope change is present in the material provided."},"complexity_factors":["Cross‑jurisdictional reference to multiple FAA STCs (ST09100AC‑D, ST09104AC‑D, ST09105AC‑D, ST09106AC‑D) increases technical and documentary linkage complexity.","Technical aviation safety detail (specific inspections/repairs) is delegated to the AD's requirement/compliance sections, which are not included in the excerpt.","Legal authority and decisionmaker are statutory (CASA delegate under subreg. 39.1(1) of CAR 1998), creating binding regulatory duties for operators.","Applicability limited to Model 737‑700 series modified by the listed STCs narrows scope but requires operator STC‑status verification (administrative burden).","Potential maintenance, parts, and labour costs for carriers/operators to implement the unspecified corrective actions (compliance burden and who‑pays unclear from excerpt).","Multiplicity of STC variants and aircraft records increases record‑checking, engineering assessment and maintenance planning complexity.","Absence of the AD's specific compliance times, methods or terminating actions in the provided text leaves implementation discretion and operational uncertainty."],"plain_english_summary":"This Airworthiness Directive requires operators of Boeing 737‑700 aircraft fitted with passenger entertainment systems installed under FAA STCs ST09100AC‑D, ST09104AC‑D, ST09105AC‑D or ST09106AC‑D to carry out the corrective actions and compliance steps set out in the AD. It is issued by a CASA delegate under subregulation 39.1(1) of CAR 1998 and is mandatory for the specified aircraft because it addresses an identified unsafe condition related to those STC installations."}},"importantCases":[],"_links":{"self":"/api/acts/ad-b737-163-passenger-entertainment-system-faa-stc-st09100ac-d-st09104ac-d-st09105ac-d-or-st09106ac-","history":"/api/acts/ad-b737-163-passenger-entertainment-system-faa-stc-st09100ac-d-st09104ac-d-st09105ac-d-or-st09106ac-/history","analysis":"/api/acts/ad-b737-163-passenger-entertainment-system-faa-stc-st09100ac-d-st09104ac-d-st09105ac-d-or-st09106ac-/analysis","conflicts":"/api/acts/ad-b737-163-passenger-entertainment-system-faa-stc-st09100ac-d-st09104ac-d-st09105ac-d-or-st09106ac-/conflicts","importantCases":"/api/acts/ad-b737-163-passenger-entertainment-system-faa-stc-st09100ac-d-st09104ac-d-st09105ac-d-or-st09106ac-/important-cases","documents":"/api/acts/ad-b737-163-passenger-entertainment-system-faa-stc-st09100ac-d-st09104ac-d-st09105ac-d-or-st09106ac-/documents"}}