AD 94-14-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 757-200 Series | Airworthiness Directives; Boeing Model 757 Series Airplanes |
| aircraft | The Boeing Company | 757-200CB Series | Airworthiness Directives; Boeing Model 757 Series Airplanes |
| aircraft | The Boeing Company | 757-200PF Series | Airworthiness Directives; Boeing Model 757 Series Airplanes |
| aircraft | The Boeing Company | 757-300 Series | Airworthiness Directives; Boeing Model 757 Series Airplanes |
Unsafe Condition
In-flight deployment of a thrust reverser could result in a significant reduction in the controllability of the airplane.
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Required Actions
Test the thrust reverser system and repair if necessary; install a modification per Boeing Service Bulletin 757-78-0035 and Rolls-Royce Service Bulletin RB.211-78-9822; perform repetitive operational checks of the installation every 4,000 hours time-in-service and repair discrepancies before further flight.
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Compliance Time
Within 4,000 hours time-in-service after accomplishing the modification required by paragraph (b) of this AD, or within 4,000 hours time-in-service after the effective date of this AD, whichever occurs later; and thereafter at intervals not to exceed 4,000 hours time-in-service.
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Affected Aircraft
Boeing Model 757-200 Series, 757-200CB Series, 757-200PF Series, 757-300 Series airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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