AD 2024-13-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; The Boeing Company Airplanes |
Unsafe Condition
PSU oxygen generators shifting out of position within their associated PSU assemblies because of a retention failure, which could result in an inability to provide supplemental oxygen to passengers during a depressurization event.
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Required Actions
A general visual inspection of the PSU oxygen generator installation to determine the configuration of the thermal pads of the retention straps and applicable on-condition actions, including replacing affected PSU oxygen generators with new or serviceable PSU oxygen generators, replacing PSA retention strap thermal pads with non-PSA retention strap thermal pads, repositioning affected PSU oxygen generators, and making sure affected PSU oxygen generator installation migration is not found and oxygen has not been expended.
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Compliance Time
Within 50 flight hours
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Affected Aircraft
The Boeing Company Model 737-8, 737-9, and 737-8200 airplanes and Model 737-700, -800, and -900ER series airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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