Federal Register
Airworthiness Directives; DG Aviation GmbH (Type Certificate Previously Held by DG Flugzeugbau GmbH) Gliders- Facts included
- The FAA proposes to supersede Airworthiness Directive (AD) 2025-13-08.
- AD 2025-13-08 applies to all DG Aviation GmbH Model DG-1000T gliders.
- AD 2025-13-08 requires revising the glider flight manual and installing "Motor INOP" placards to prohibit operation with the powerplant.
- A design improvement to the propeller adapter ring has been developed that is considered a terminating action for the operational prohibition.
- The proposed AD would retain the requirement to revise the flight manual.
- Sourcing
- The information comes from a single, official FAA proposal document, making it a high‑quality primary source for the regulatory details presented.
- Framing
- The text is purely factual reporting of the FAA's proposed regulatory action; it contains no editorial commentary or opinion.
- Omissions
- The excerpt does not provide background on why AD 2025-13-08 was originally issued, any incident history involving the DG‑1000T propeller adapter ring, or details about the specific design improvement that qualifies as a terminating action. It also lacks information on the…
- Rhetorical notes (5)
- Technical Description · Regulatory Requirement · Solution Presentation