AD 2016-09-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; The Boeing Company Airplanes |
Unsafe Condition
Incorrect clamp installation on the inboard end of the flex hose of the occupant backup air supply, which allows the flex hose to slowly become disconnected from the adjacent fiberglass duct, and damage to the hose.
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Required Actions
Inspect for correct installation of the flex hose clamp and conduct a general visual inspection for damage of the flex hose. Perform related investigative and corrective actions if necessary.
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Compliance Time
Before further flight
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Affected Aircraft
The Boeing Company Model 747-8 series airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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