AD 2018-23-13
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; The Boeing Company Airplanes |
Unsafe Condition
flightcrew oxygen masks did not function as designed during flight testing, which could result in a delay for the flightcrew to put on the masks, which may lead to hypoxia and loss of useful consciousness, potentially resulting in loss of control of the airplane.
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Required Actions
an inspection to determine whether certain oxygen masks/regulators and stowage boxes are installed and replacement if necessary, or alternative actions to correct the unsafe condition, such as proper mask-packing training
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Compliance Time
Within 18 months after the effective date of this AD
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Affected Aircraft
all The Boeing Company Model 747-8 and 747-8F series airplanes
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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