AD 87-24-08
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
Shutdown of the power transfer unit and inability to extend the landing gear.
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Required Actions
Modify the hydraulic system in accordance with Boeing Alert Service Bulletin 757-29A0035, Revision 1, dated September 10, 1987, or later FAA-approved revision. Alternate means of compliance or adjustment of compliance time may be used with FAA concurrence.
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Compliance Time
within the next one year after the effective date of this AD, unless previously accomplished
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Affected Aircraft
Boeing Model 757 series airplanes, line position 0002 through 0138, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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