AD 2000-23-10
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Lockheed | 188A and 188C | Airworthiness Directives; Lockheed Model 188A and 188C Series Airplanes |
Unsafe Condition
Incapacitation of the flightcrew and consequent loss of control of the airplane due to delays in donning oxygen masks in response to the activation of the cabin altitude warning horn.
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Required Actions
Revise the Emergency Procedures Section of the FAA-Approved Airplane Flight Manual (AFM) to include specific procedures for donning the flightcrew oxygen masks when the cabin altitude warning horn is activated.
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Compliance Time
Within 90 days after the effective date of this AD.
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Affected Aircraft
All Lockheed Model 188A and 188C series airplanes, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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