AD Amdt-39-10562

final rule
Data completeness: 70%

Airworthiness Directives; Stemme GmbH & Co. KG Models S10 and S10-V Sailplanes.

AD Number
Amdt-39-10562
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. 97-CE-129-AD
FR Citation
63 FR 30377

Unsafe Condition

Engine valve malfunction due to brownish-black sticky residue on valve shafts and contaminated fuel filter.

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

Required Actions

Replace contaminated fuel filter, insert revision to the Limitations Section of the flight manual, inspect engine valve shafts for residue. Clean engine if residue is found.

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

Stemme GmbH & Co. KG Models S10 and S10-V 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 ↗