AD Amdt-39-10489

final rule
Data completeness: 70%

Airworthiness Directives; Alexander Schleicher GmbH Segelflugzeugbau Model ASH-26E Sailplanes

AD Number
Amdt-39-10489
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. 97-CE-118-AD
FR Citation
63 FR 20308

Unsafe Condition

Failure of the internal cooling system air fan caused by the impeller slipping, which could result in loss of compression and power and possible engine failure.

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

Required Actions

Replace the internal cooling air fan with a modified fan that incorporates the specified modification.

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

Alexander Schleicher GmbH Segelflugzeugbau Model ASH-26E 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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View Official Source ↗