{"id":"F2006B09744","name":"AD/F27/93 - Nose Gear Down Lock Latch - Inspection","slug":"ad-f27-93-nose-gear-down-lock-latch-inspection","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":115947,"registerId":"commonwealth-F2006B09744-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/F27/93 - Nose Gear Down Lock Latch - 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 - 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n \n\n![](image.001.png)  Fokker F27 Series Aeroplanes\n\n \n\nAD/F27/93 Nose Gear Down Lock Latch - Inspection 2/78\n\nApplicability: All models.\n\n \n\nRequirement:  Inspect the nose landing gear down lock latch for conformity with the profile shown at page 6 of Dowty Rotol SB 32-37 dated September 1962 or Dowty Rotol Drawing 200061330.\n\n \n\nIncorrectly profiled latches must be replaced before further flight.\n\n \n\nCompliance: Unless previously accomplished since 1 October 1977, within 300 hours time in service after 30 December 1977.\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":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1613},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"The directive maintains a narrow, technical scope focused solely on the inspection and replacement of nose gear down lock latches on Fokker F27 aircraft. There is no evidence of scope creep; the instrument addresses a specific airworthiness safety issue without expanding into unrelated operational, training, or maintenance management requirements."},"complexity_factors":["Single, discrete mechanical inspection requirement with no sub-provisions","No defined terms section or interpretive provisions","Clear, unambiguous compliance deadline (300 hours time in service)","Only two possible outcomes: conforming (pass) or non-conforming (replace before flight)","No cross-references to other legislative provisions or nested conditional logic"],"plain_english_summary":"Owners/operators and maintainers of Fokker F27 aircraft in Australia must inspect the nose landing‑gear down‑lock latch against the profile in Dowty Rotol SB 32‑37 (Sept 1962) or drawing 200061330 and replace any non‑conforming latch before flight. The inspection is required within 300 flight hours after 30 Dec 1977 unless already done after 1 Oct 1977. This prevents nose‑gear failure and potential collapse during landing or taxiing."}},"importantCases":[],"_links":{"self":"/api/acts/ad-f27-93-nose-gear-down-lock-latch-inspection","history":"/api/acts/ad-f27-93-nose-gear-down-lock-latch-inspection/history","analysis":"/api/acts/ad-f27-93-nose-gear-down-lock-latch-inspection/analysis","conflicts":"/api/acts/ad-f27-93-nose-gear-down-lock-latch-inspection/conflicts","importantCases":"/api/acts/ad-f27-93-nose-gear-down-lock-latch-inspection/important-cases","documents":"/api/acts/ad-f27-93-nose-gear-down-lock-latch-inspection/documents"}}