AD Amdt-39-18221
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Various | Transport Category | Airworthiness Directives; Various Transport Category Airplanes |
Unsafe Condition
The design of the oxygen generators in certain transport category airplanes presented a hazard that could jeopardize flight safety.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Activate all chemical oxygen generators in the lavatories until the generator oxygen supply is expended, or remove the oxygen generator(s). After the generator is expended (or removed), remove or restow the oxygen masks and close the mask dispenser door. Install a supplemental oxygen system in affected lavatories. Prohibit the installation of chemical oxygen generators in lavatories.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the compliance times specified in AD 2012-11-09, Amendment 39-17072.
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Affected Aircraft
Various transport category airplanes, as specified in AD 2012-11-09, Amendment 39-17072.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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