AD 2025-26-06
Unsafe Condition
Occurrences of incorrect usage of PBE have been reported, which could lead to flight or cabin crewmember incapacitation, possibly affecting crewmember capability to accomplish tasks during an emergency, or resulting in fatal injury to that crewmember.
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Required Actions
Incorporate updated procedures for donning the PBE into applicable documentation, such as maintenance or inspection programs, maintenance records, or approved maintenance programs. The procedures must include detailed steps on deploying the hood and emphasize the importance of hearing the oxygen flow noise immediately after donning.
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Compliance Time
Within 12 months of the effective date of January 14, 2026.
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Affected Aircraft
All aircraft equipped with certain Aerospace & Defense Oxygen Systems SaS portable breathing equipment (PBE), specifically part numbers 15-40F-11 and 15-40F-80.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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