# Leonardo Alert Service Bulletin 109S-073

## Copies (2)

Copies the FAA filed in AD dockets on regulations.gov, newest revision first. A newer revision may exist.

- Revision A ("Leonardo Helicopters ASB 109S-073 Rev A"), 11 pages: PDF https://openairdocs.org/files/sha256/67/74/6774d57406b0cd6d25a3791ff4e9dcfbc5ad6793fdf8ef8c273574dde7d677ce; text https://openairdocs.org/service-documents/leonardo/109s-073/file/6774d57406b0.md. Rights: © Leonardo S.p.A. Filed by the FAA in regulations.gov docket FAA-2020-0413; AD 2020-20-02 incorporates this document by reference. Not covered by OpenAirDocs’ CC0 dedication.
- Revision A ("Leonardo Helicopters BT No 109S-073"), 9 pages: PDF https://openairdocs.org/files/sha256/3d/3d/3d3db092f206e1b63e4fab69a1c41dc58acbaf814d3460d30f3000cefe92c541; text https://openairdocs.org/service-documents/leonardo/109s-073/file/3d3db092f206.md. Rights: © Leonardo S.p.A. Filed by the FAA in regulations.gov docket FAA-2020-0413; AD 2020-20-02 incorporates this document by reference. Not covered by OpenAirDocs’ CC0 dedication.

## Details

- Manufacturer: [Leonardo](https://openairdocs.org/service-documents/leonardo.md)
- Type: Service bulletin (Alert Service Bulletin)
- Number: 109S-073
- Latest revision known: 109S-073, Revision A, dated November 23, 2019 (OpenAirDocs)
- Page: https://openairdocs.org/service-documents/leonardo/109s-073

## ADs that cite it (1) (OpenAirDocs)

Newest first, with the revision each names, as OpenAirDocs read it from the AD's text.

- [AD 2020-20-02](https://openairdocs.org/ad/2020-20-02.md), effective Nov 3, 2020: Revision A

Also cited in [1 proposed AD](https://openairdocs.org/service-documents/leonardo/109s-073/proposed.md).

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