{"id":"F2013L01929","name":"AD/A320/7 Amdt 1 - Standby Generator Control Unit (GCU)","slug":"ad-a320-7-amdt-1-standby-generator-control-unit-gcu","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":128062,"registerId":"commonwealth-F2013L01929-current","compilationNumber":null,"startDate":"2026-04-03","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Airbus Industrie A319, A320 and A321 Ser","sectionType":"division","heading":"Airbus Industrie A319, A320 and A321 Series Aeroplanes","content":"### Airbus Industrie A319, A320 and A321 Series Aeroplanes\n\n| AD/A320/7 Amdt 1 | Standby Generator Control Unit (GCU) | 23/2013 |\n| ---------------- | ------------------------------------ | ------- |\n\n| Applicability: | This AD applies to all Airbus Industrie A320 models.                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |\n| -------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | The registered operator is required to take action in accordance with Airbus Industrie Service Bulletins A320-24-1022 (mod 21052) and A320-24-1035 (mod 21736).Note: Direction Générale de l’Aviation Civile (DGAC) AD 89-198-004(B)R1 also refers.                                                                                                                                                                                                                                                                           |\n| Compliance:    | The registered operator must take the required action before the end of 31 December 2013.                                                                                                                                                                                                                                                                                                                                                                                                                                     |\n|                | The effective date of this AD is 15 November 2013.                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |\n| Background:    | Airbus Industrie have advised that the modifications contained in the referenced Service Bulletins are necessary to improve the lightning protection of the GCU in order to prevent malfunction.AD/A320/7 was issued in 1990 and applied to A320-111, A320-211 and A320-231 aircraft. It referenced DGAC AD 89-198-004(B).In 1992, the DGAC issued AD 89-198-004(B)R1.This AD is issued to update the DGAC AD reference and to apply the requirement to all A320 models.There are no changes to the requirement in AD/A320/7. |\n\n![](image.001.png)\n\nPeter Nikolic  \nDelegate of the Civil Aviation Safety Authority\n\n12 November 2013","sortOrder":0},{"sectionNumber":"AD/A320/7 Amdt 1","sectionType":"part","heading":"AD/A320/7 Amdt 1","content":"## AD/A320/7 Amdt 1","sortOrder":1},{"sectionNumber":"Standby Generator Control Unit (GCU)","sectionType":"part","heading":"Standby Generator Control Unit (GCU)","content":"## Standby Generator Control Unit (GCU)","sortOrder":2},{"sectionNumber":"23/2013","sectionType":"part","heading":"23/2013","content":"## 23/2013","sortOrder":3}],"analysis":{"flash_summary_failed":{"failed":true,"reason":"Unauthenticated. Configure AI_GATEWAY_API_KEY or use a provider module. Learn more: https://ai-sdk.dev/unauthenticated-ai-gateway","source":"analysis-cron"},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":true,"description":"The original 1990 directive (AD/A320/7) applied only to three specific A320 models (A320-111, A320-211, and A320-231). This 2013 amendment significantly expands the scope to cover all A320 models, including the A319 and A321 variants. While the technical requirement itself hasn't changed, the regulatory reach has broadened considerably from a limited subset to the entire aircraft family."},"complexity_factors":["Very short document (approximately 250 words)","Only 2 defined technical references (the Airbus Service Bulletins)","Single compliance deadline with no conditional exceptions","No nested definitions or cross-references to other legislation","Straightforward applicability statement ('all Airbus Industrie A320 models')","Background section provides clear context without adding legal complexity"],"plain_english_summary":"This AD requires owners/operators of all Airbus A320 family aircraft (A319/A320/A321) to install an upgraded Standby Generator Control Unit to protect the aircraft’s backup electrical power from damage caused by lightning strikes. It updates a 1990 directive by expanding applicability to all A320 models and aligns the foreign-airworthiness reference; affected operators had to complete the Airbus service-bulletin modifications by 31 December 2013."},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":true,"description":"The AD expands applicability from specific A320 variants (A320-111, A320-211 and A320-231 as noted in the original AD) to all A320 models (Background). The substantive modification requirement remains the same; only the scope of affected aircraft and the DGAC reference were updated (Background)."},"complexity_factors":["Applicability: expands original limited-model scope to \"all Airbus Industrie A320 models\" (Applicability section; Background).","Technical requirement: mandates modifications to the Standby Generator Control Unit per two specific Airbus Service Bulletins (Requirement section).","Compliance timing: fixed deadline of 31 December 2013 and effective date 15 November 2013 creates a compressed scheduling window for operators (Compliance section).","Cross-reference: updates and relies on DGAC AD 89-198-004(B)R1 for related technical reference (Requirement; Background).","Regulatory history: amendment updates DGAC reference and scope but states no change to the substantive requirement, adding an administrative layer (Background).","Operational impact: work likely involves parts, labour and aircraft downtime borne by the registered operator (Requirement; Background)."],"plain_english_summary":"This airworthiness directive requires registered operators of all Airbus A320 models to carry out the modifications in Airbus Service Bulletins A320-24-1022 (mod 21052) and A320-24-1035 (mod 21736) to the Standby Generator Control Unit. Compliance must be completed by 31 December 2013; the AD is effective 15 November 2013.\n\nAirbus says the work improves lightning protection to prevent GCU malfunction; the operator pays for and schedules the work, bearing parts, labour and any operational downtime, and must follow the referenced DGAC AD for technical details."}},"importantCases":[],"_links":{"self":"/api/acts/ad-a320-7-amdt-1-standby-generator-control-unit-gcu","history":"/api/acts/ad-a320-7-amdt-1-standby-generator-control-unit-gcu/history","analysis":"/api/acts/ad-a320-7-amdt-1-standby-generator-control-unit-gcu/analysis","conflicts":"/api/acts/ad-a320-7-amdt-1-standby-generator-control-unit-gcu/conflicts","importantCases":"/api/acts/ad-a320-7-amdt-1-standby-generator-control-unit-gcu/important-cases","documents":"/api/acts/ad-a320-7-amdt-1-standby-generator-control-unit-gcu/documents"}}