EASA Regulations for Schempp Hirth Flugzeugbau Duo Discus Sailplanes

4 airworthiness directives and regulations affecting Schempp Hirth Flugzeugbau Duo Discus Sailplanes.

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New ADs and bulletins for Schempp Hirth Flugzeugbau Duo Discus Sailplanes, summarized like the ones below, every Monday.

EASA AD 2024-0059

Mar 5, 2024

Doors — Canopy Locking Mechanism — Modification

EASA Airworthiness Directive 2024-0059 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting Schempp-Hirth Duo Discus, Nimbus-4D, Nimbus-4DT, Nimbus-4DM, and DuoDiscus T sailplanes. The directive addresses a safety issue related to the canopy locking mechanism on these sailplanes. It mandates a modification to prevent the canopy from opening unexpectedly during flight.

Airworthiness Directive
  • Schempp Hirth Flugzeugbau Duo Discus Sailplanes
  • Schempp Hirth Flugzeugbau Duo Discus T
  • Schempp Hirth Flugzeugbau Nimbus-4 Powered Sailplanes
  • Schempp Hirth Flugzeugbau Nimbus-4 Sailplanes
  • Schempp-Hirth Duo Discus
  • Schempp-Hirth Nimbus-4D
  • Schempp-Hirth Nimbus-4DT
  • Schempp-Hirth Nimbus-4DM
  • Schempp-Hirth DuoDiscus T

EASA AD 2022-0242-E

Dec 7, 2022

Flight Controls — Horizontal Tail Elevator U-Bracket — Inspection

EASA Airworthiness Directive 2022-0242-E is an emergency directive addressing the inspection of the horizontal tail elevator U-bracket on Schempp-Hirth sailplanes, including models Arcus, Duo Discus, Nimbus-4, and their powered variants. The directive mandates inspection and corrective actions to ensure the integrity of the elevator control system and horizontal tail attachment. It applies to all serial numbers of the affected sailplanes.

Airworthiness Directive
  • Schempp Hirth Flugzeugbau Arcus
  • Schempp Hirth Flugzeugbau Duo Discus Sailplanes
  • Schempp Hirth Flugzeugbau Duo Discus T
  • Schempp Hirth Flugzeugbau Nimbus-4 Powered Sailplanes
  • Schempp Hirth Flugzeugbau Nimbus-4 Sailplanes
  • Schempp-Hirth Arcus
  • Schempp-Hirth Duo Discus
  • Schempp-Hirth Nimbus-4
  • Schempp-Hirth Arcus powered variant
  • Schempp-Hirth Duo Discus powered variant
  • Schempp-Hirth Nimbus-4 powered variant

EASA AD 2022-0138

Jul 7, 2022

Flight Controls — Airbrake System — Inspection

EASA Airworthiness Directive 2022-0138 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting Schempp-Hirth Duo Discus, Duo Discus C, and Duo Discus T powered sailplanes of all serial numbers. It mandates inspections of the airbrake system to prevent blockage or jamming that could reduce control of the sailplane. The directive provides detailed inspection instructions based on Schempp-Hirth Technical Notes.

Airworthiness Directive
  • Schempp Hirth Flugzeugbau Duo Discus Sailplanes
  • Schempp Hirth Flugzeugbau Duo Discus T
  • Schempp-Hirth Duo Discus
  • Schempp-Hirth Duo Discus C
  • Schempp-Hirth Duo Discus T

EASA AD 2020-0233

Oct 27, 2020

Flight Controls — Airbrake End Stops / Bushings — Inspection / Replacement

EASA Airworthiness Directive 2020-0233 addresses inspection and replacement requirements for airbrake end stops and bushings on Schempp-Hirth Duo Discus sailplanes, including Duo Discus (powered), Duo Discus C, and Duo Discus T models. The directive targets specific serial numbers and mandates actions to prevent airbrake malfunction due to age-related damage. It applies to plastic bushings of 22 mm and single metal end stops used in these aircraft.

Airworthiness Directive
  • Schempp Hirth Flugzeugbau Duo Discus Sailplanes
  • Schempp Hirth Flugzeugbau Duo Discus T
  • Schempp-Hirth Duo Discus
  • Schempp-Hirth Duo Discus (powered)
  • Schempp-Hirth Duo Discus C
  • Schempp-Hirth Duo Discus T