AD 81-02-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 727-100 Series | BOEING Model 727-100 and 727-100C Series Airplanes |
| aircraft | The Boeing Company | 727-100C Series | BOEING Model 727-100 and 727-100C Series Airplanes |
Unsafe Condition
Failure of the aft airstair emergency extension control handle could result in inability to extend the airstair in an emergency.
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Required Actions
Replace or modify the aft airstair emergency extension control handle in a manner approved by the Chief, Seattle Area Aircraft Certification Office, FAA Northwest Region. Compliance with Boeing Service Bulletin 727-52-120 or later FAA approved revisions is acceptable.
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Compliance Time
Prior to June 1, 1981
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Affected Aircraft
Boeing Model 727-100 and 727-100C series airplanes equipped with the aft airstair emergency extension system, except all-cargo configurations and those with deactivated systems.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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