{"id":"F2006B05728","name":"AD/PA-31/22 - Alternator Switch and Circuit Breaker Panel Wiring - Inspection","slug":"ad-pa-31-22-alternator-switch-and-circuit-breaker-panel-wiring-inspection","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":135527,"registerId":"commonwealth-F2006B05728-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/PA-31/22 - Alternator Switch and Circuit Breaker Panel Wiring - 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)  Piper PA-31 Series Aeroplanes\n\n \n\nAD/PA-31/22 Alternator Switch and Circuit Breaker\n\nPanel Wiring - Inspection Applicability: Models PA-31 and PA-31-300 with S/Nos. 31-2 to 31-841. Document:               Piper SL No. 631.\n\nCompliance: Within 100 hours time in service after 30 April 1973.\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\n \n\n \n\n \n\n\n4/73\n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1552},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This directive remains focused on its original narrow purpose: requiring a one-time wiring inspection for specific aircraft models. It has not expanded to cover additional aircraft types, systems, or ongoing maintenance requirements beyond the initial inspection mandate."},"complexity_factors":["Single, specific mechanical inspection requirement","Narrow applicability limited to two aircraft models and specific serial number range (31-2 to 31-841)","Single compliance deadline with straightforward calculation (100 hours time in service)","No defined terms, cross-references to other legislation, or interpretive sections","No exceptions, exemptions, or conditional provisions"],"plain_english_summary":"**What this does:** This directive mandates a safety inspection of the electrical wiring connected to the alternator switch and circuit breaker panel on specific Piper aircraft.\n\n**Who it affects:** Owners and operators of Piper PA-31 and PA-31-300 model aeroplanes with serial numbers 31-2 through 31-841.\n\n**What you must do:** Inspect the alternator switch and circuit breaker panel wiring within 100 hours of flight time (measured from when the aircraft is operating) after 30 April 1973. The inspection follows procedures outlined in Piper Service Letter No. 631.\n\n**Why it matters:** Defective wiring in these electrical components could lead to power failures or fire risks. This ensures potentially dangerous wiring issues are identified and fixed before they cause accidents."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pa-31-22-alternator-switch-and-circuit-breaker-panel-wiring-inspection","history":"/api/acts/ad-pa-31-22-alternator-switch-and-circuit-breaker-panel-wiring-inspection/history","analysis":"/api/acts/ad-pa-31-22-alternator-switch-and-circuit-breaker-panel-wiring-inspection/analysis","conflicts":"/api/acts/ad-pa-31-22-alternator-switch-and-circuit-breaker-panel-wiring-inspection/conflicts","importantCases":"/api/acts/ad-pa-31-22-alternator-switch-and-circuit-breaker-panel-wiring-inspection/important-cases","documents":"/api/acts/ad-pa-31-22-alternator-switch-and-circuit-breaker-panel-wiring-inspection/documents"}}