Oxygen – Chemical Oxygen Generators – Replacement
Superseded. Comply with 2024-0198, which replaces this document.
- Published
- Effective
- Deadline
AI-generated summary of the official EASA document. Verify against the PDF before acting.
What to do
Operators of affected Airbus aircraft must identify if their aircraft have the specified affected chemical oxygen generators installed and replace them with serviceable parts within two months of 2023-12-06. Installation of affected parts is prohibited from the effective date. Maintenance teams should follow the instructions in the referenced Airbus Alert Operator Transmissions and Collins Aerospace Service Bulletin for proper replacement and part return procedures.
Summary
EASA Airworthiness Directive 2023-0209 is an airworthiness directive issued by the European Union Aviation Safety Agency addressing chemical oxygen generators installed on various Airbus aircraft models including A310, A300, A318, A319, A320, A321, A330, and A340 series. The directive targets specific part numbers of chemical oxygen generators that have shown failures to activate, potentially reducing oxygen availability in emergencies. It mandates replacement of affected oxygen generators to ensure continued airworthiness and safety.
What changed
This new airworthiness directive introduces mandatory replacement of chemical oxygen generators with specific part and serial numbers installed on affected Airbus aircraft. It prohibits installation of these affected parts from the effective date and requires operators to replace them within two months. The directive also references service bulletins and alert operator transmissions for detailed replacement procedures.
Why it matters
This directive is critical for aviation professionals because it addresses a safety risk involving oxygen supply systems that could impact passenger and crew safety during emergencies. Operators and maintenance organizations must comply to avoid operating aircraft with potentially faulty oxygen generators. Compliance ensures regulatory adherence and reduces the risk of injury due to oxygen system failure.
More for Airbus A310
All 45- EASA PAD 26-109Wings – Main Landing Gear Attachment / Rib 5 Forward Lug – Inspection(s)Sep 18, 2026
- EASA PAD 26-013Fuselage — Door Frames Holes — InspectionJan 26, 2026
- EASA AD 2025-0224Time Limits / Maintenance Checks — Airworthiness Limitations Section Part 2 / Damage Tolerant Airworthiness Limitations Items — AmendmentOct 16, 2025
- EASA AD 2024-0198Oxygen — Chemical Oxygen Generators — ReplacementOct 18, 2024
- EASA AD 2024-0165
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