AD 98-24-30
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Stemme GmbH & Co. KG | Stemme S10 | Airworthiness Directives; Stemme GmbH & Co. KG Models S10, S10-V, and S10-VT Sailplanes |
| aircraft | Stemme GmbH & Co. KG | Stemme S10-V | Airworthiness Directives; Stemme GmbH & Co. KG Models S10, S10-V, and S10-VT Sailplanes |
| aircraft | Stemme GmbH & Co. KG | Stemme S10-VT | Airworthiness Directives; Stemme GmbH & Co. KG Models S10, S10-V, and S10-VT Sailplanes |
Unsafe Condition
Cracks in the flight control longitudinal coupling, wing flap coupling (P/N 10SW-RVW), airbrake control coupling (P/N 10SB-RVW), flap drive rocker (P/N 10SW-RMW), and flap/aileron interference shaft (P/N 10SQ-RMW) could result in flight control system failure with consequent reduced or loss of control of the sailplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect specified flight control system parts for cracks using Stemme Service Bulletin A31-10-032; immediately replace any cracked parts; replace all longitudinal coupling with modified P/N 10SH-RVH regardless of cracks, following Stemme Installation Instructions A34-10-032-E.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Compliance required by whichever occurs first: 6 calendar months or 100 hours time-in-service.
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Affected Aircraft
Stemme GmbH & Co. KG Models S10, S10-V, and S10-VT sailplanes.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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