{"id":"F2006B08321","name":"AD/CESSNA 400/35 - Inner Wing Electrical Wiring - Inspection","slug":"ad-cessna-400-35-inner-wing-electrical-wiring-inspection","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":115728,"registerId":"commonwealth-F2006B08321-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/CESSNA 400/35 - Inner Wing Electrical Wiring - Inspection","content":"COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 \\- 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n![](image.001.png)  \nCessna 400 Series Aeroplanes\n\nAD/CESSNA 400/35 Inner Wing Electrical Wiring \\- Inspection 4/73\n\nApplicability: All models 401 and 402 with S/Nos. 401-0001 up to but not including 401A-0001 and 402-0001 up to but not including 402A-0001.\n\nRequirement: 1. Inspect the electrical wiring inboard of each engine where it passes through the leading edge of the wing rib at wing station 57.50 for signs of chafing.\n\nNote: Access can be gained through inspection plate No. 40.\n\n2. Inspect to ensure that the two stainless steel plates (P/Nos. LHS1095-5 and RHS1095-7) and the two grommets (P/Nos. LH NAS557-10A, RH NAS557-14A and NAS557-8A used on both sides) which are mounted on the engine side of the rib at Wing Station 57.50, are in fact fitted and in a serviceable condition.\n\nReplace any missing or unserviceable plates, grommets, wiring and insulating material.\n\nNote: Grommet and plate assemblies are shown in Cessna 401/402 Parts Catalogue dated November 1969, page 2-124.\n\nCompliance: Within 25 hours time in service after 9 April 1973.","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2169},"content_quality":"ok","complexity_score":2,"rejection_reason":"","scope_assessment":{"changed":false,"description":"The directive maintains its original narrow scope as a targeted safety inspection to address a specific wiring chafing defect in early-model Cessna 401/402 aircraft. No expansion beyond this original technical remedial purpose."},"complexity_factors":["Single, specific technical task with precise location references (wing station 57.50)","Limited applicability restricted to defined aircraft serial number ranges","No conditional exceptions, nested logic, or discretionary provisions","Minimal cross-referencing (only enabling authority under Civil Aviation Regulations Part 39)"],"plain_english_summary":"This airworthiness directive mandates an immediate safety inspection for early Cessna 401/402 aircraft (serials before 401A‑0001 and 402A‑0001). It requires checking wing wiring at the engine-area wing rib for chafing, verifying protective stainless plates and rubber grommets are installed, and replacing any worn wires or damaged hardware to prevent shorts and fire.\n\nCompliance: complete the inspection within 25 flight hours after 9 April 1973."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-400-35-inner-wing-electrical-wiring-inspection","history":"/api/acts/ad-cessna-400-35-inner-wing-electrical-wiring-inspection/history","analysis":"/api/acts/ad-cessna-400-35-inner-wing-electrical-wiring-inspection/analysis","conflicts":"/api/acts/ad-cessna-400-35-inner-wing-electrical-wiring-inspection/conflicts","importantCases":"/api/acts/ad-cessna-400-35-inner-wing-electrical-wiring-inspection/important-cases","documents":"/api/acts/ad-cessna-400-35-inner-wing-electrical-wiring-inspection/documents"}}