AD 2004-08-12

final rule
Data completeness: 70%

Airworthiness Directives; Schempp-Hirth Flugzeugbau GmbH Models Ventus-2a, Ventus-2b, Discus-2a, and Discus-2b Sailplanes

AD Number
2004-08-12
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 2003-CE-59-AD
FR Citation
69 FR 21699

Unsafe Condition

Failure of the sailplane elevator control system due to flutter and instability, which could lead to loss of sailplane control.

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

Required Actions

Inspect and modify the elevator mass balance for all affected models. Replace the elevator pushrod for Models Discus-2a and Discus-2b only.

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

Schempp-Hirth Flugzeugbau GmbH Models Ventus-2a, Ventus-2b, Discus-2a, and Discus-2b sailplanes.

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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