{"id":"F2009L00953","name":"AD/PA-42/12 - Engine Electrical Harness and Starter Generator Cables - CANCELLED","slug":"ad-pa-42-12-engine-electrical-harness-and-starter-generator-cables-cancelled","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":78457,"registerId":"commonwealth-F2009L00953-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Piper PA-42 (Cheyenne III) Series Aeropl","sectionType":"division","heading":"Piper PA-42 (Cheyenne III) Series Aeroplanes","content":"### Piper PA-42 (Cheyenne III) Series Aeroplanes\n\n| AD/PA-42/12 | Engine Electrical Harness andStarter Generator Cables | 4/2009 |\n| ----------- | ----------------------------------------------------- | ------ |\n\n| Requirement: | CANCELLED.                                                                                                                                                                                                                    |\n| ------------ | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n|              | This AD is cancelled on 9 April 2009.                                                                                                                                                                                         |\n| Background:  | This unique Australian AD specified inspection of engine electrical harnesses and starter-generator cables in accordance with Piper SB No. 835 within 50 hours time in service after July 1986. The AD is no longer required. |\n\n![](image.001.png)\n\nJames Coyne  \nDelegate of the Civil Aviation Safety Authority\n\n19 February 2009","sortOrder":0},{"sectionNumber":"AD/PA-42/12","sectionType":"part","heading":"AD/PA-42/12","content":"## AD/PA-42/12","sortOrder":1},{"sectionNumber":"Engine Electrical Harness andStarter Gen","sectionType":"part","heading":"Engine Electrical Harness andStarter Generator Cables","content":"## Engine Electrical Harness and  \nStarter Generator Cables","sortOrder":2},{"sectionNumber":"4/2009","sectionType":"part","heading":"4/2009","content":"## 4/2009","sortOrder":3}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1903},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":true,"description":"This instrument entirely eliminates the original scope of the Airworthiness Directive. Where the legislation previously mandated specific safety inspections of electrical systems within a timeframe, this cancellation removes all compliance obligations, reducing the legal scope to nil."},"complexity_factors":["Single operative provision (cancellation of the directive)","No defined terms or interpretation section","No conditional logic, exceptions, or procedural steps","Historical background provided for context only"],"plain_english_summary":"This document officially cancels a previous aviation safety rule for specific aircraft.\n\n**What it originally required:** The original rule (issued in 1986) mandated that owners of Piper PA-42 Cheyenne III aeroplanes inspect the electrical wiring in their engines and the cables connected to the starter-generator. This inspection had to be completed within 50 flight hours after July 1986, following the manufacturer's Service Bulletin No. 835.\n\n**What it does now:** As of 9 April 2009, this inspection requirement is completely abolished. Owners and operators of these aircraft are no longer legally required to perform this specific check, and maintenance engineers do not need to certify compliance with this directive.\n\n**Who is affected:** Owners, operators, and maintenance providers for Piper PA-42 (Cheyenne III) series aeroplanes."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pa-42-12-engine-electrical-harness-and-starter-generator-cables-cancelled","history":"/api/acts/ad-pa-42-12-engine-electrical-harness-and-starter-generator-cables-cancelled/history","analysis":"/api/acts/ad-pa-42-12-engine-electrical-harness-and-starter-generator-cables-cancelled/analysis","conflicts":"/api/acts/ad-pa-42-12-engine-electrical-harness-and-starter-generator-cables-cancelled/conflicts","importantCases":"/api/acts/ad-pa-42-12-engine-electrical-harness-and-starter-generator-cables-cancelled/important-cases","documents":"/api/acts/ad-pa-42-12-engine-electrical-harness-and-starter-generator-cables-cancelled/documents"}}