AD Amdt-39-10938
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 757-200 | Airworthiness Directives; Boeing Model 757-200 Series Airplanes Powered by Rolls-Royce RB211-535E4/E4B Engines |
| engine | Rolls-Royce | RB211-535E4/E4B | Airworthiness Directives; Boeing Model 757-200 Series Airplanes Powered by Rolls-Royce RB211-535E4/E4B Engines |
Unsafe Condition
Cracking of the honeycomb core of the acoustic panels in the engine inlet, which could result in reduced structural integrity of the engine inlet, and consequent engine shutdown or surge; or, in the event of a fan blade failure, separation of the inlet from the engine.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Conduct repetitive inspections to detect cracking of the honeycomb core of the acoustic panels in the engine inlet, and repair if necessary. Eventually replace the existing engine inlet with a new or serviceable inlet, which terminates the repetitive inspections.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 50 flight hours after the effective date of the AD.
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Affected Aircraft
Boeing Model 757-200 series airplanes powered by Rolls-Royce RB211-535E4/E4B engines.
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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