AD Amdt-39-10347

final rule
Data completeness: 70%

Airworthiness Directives; McDonnell Douglas Model DC-3 and DC-4 Series Airplanes

AD Number
Amdt-39-10347
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 97-NM-173-AD
FR Citation
63 FR 8078

Applicability

TypeManufacturerModelDetails
aircraft McDonnell Douglas DC-3 and DC-4 Airworthiness Directives; McDonnell Douglas Model DC-3 and DC-4 Series Airplanes

Unsafe Condition

Operating in severe icing conditions may result in reduced aircraft performance, control difficulties, or structural damage due to insufficient procedures and limitations in the Airplane Flight Manual.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Revise the Airplane Flight Manual (AFM) to specify procedures prohibiting flight in severe icing conditions based on visual cues, limit or prohibit the use of flight control devices during such conditions, and provide recognition cues and exit procedures for severe icing conditions.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Before further flight

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

McDonnell Douglas Model DC-3 and DC-4 series airplanes

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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