Safety Publications Tool
2021-0254 : Electrical Power – Ram Air Turbine Gearbox – Inspection / Modification
EASA approval number
EASA Large Aeroplanes Department
/ Type Designation
This AD supersedes EASA AD 2020-0183 dated 17 August 2020.
Publication(s) and related information
Airbus SB A380-24-8158 original issue dated 15 November 2019, and Revision 01 dated 12 June 2020. Airbus SB A380-24-8164 original issue dated 29 September 2021. The use of later approved revisions of the above-mentioned documents is acceptable for compliance with the requirements of this AD.
1. If requested and appropriately substantiated, EASA can approve Alternative Methods of Compliance for this AD. 2. This AD was posted on 14 October 2021 as PAD 21-152 for consultation until 11 November 2021. No comments were received during the consultation period. 3. Enquiries regarding this AD should be referred to the EASA Safety Information Section, Certification Directorate. E-mail: ADs[at]easa.europa.eu. 4. Information about any failures, malfunctions, defects or other occurrences, which may be similar to the unsafe condition addressed by this AD, and which may occur, or have occurred on a product, part or appliance not affected by this AD, can be reported to the EU aviation safety reporting system. This may include reporting on the same or similar components, other than those covered by the design to which this AD applies, if the same unsafe condition can exist or may develop on an aircraft with those components installed. Such components may be installed under an FAA Parts Manufacturer Approval (PMA), Supplemental Type Certificate (STC) or other modification.
EASA_PAD_21_152.zip (388 kb)
EASA_AD_2021_0254.pdf (209 kb)
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