# Leonardo Alert Service Bulletin 169-023

Copy: Revision B ("Leonardo Helicopters ASB 169-023 Rev B (reduced size PDF)"), 139 pages: PDF https://openairdocs.org/files/sha256/d2/65/d2657fccef7e5ffc767298c1c0d35941bc4f328aff2b31e673d1098ce0fb8862; text https://openairdocs.org/service-documents/leonardo/sb-169-023/file/d2657fccef7e.md. Rights: © Leonardo S.p.A. Filed by the FAA in regulations.gov docket FAA-2021-0378; AD 2021-11-14 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: 169-023
- Latest revision known: 169-023, Revision B, dated April 16, 2018 (OpenAirDocs)
- Page: https://openairdocs.org/service-documents/leonardo/sb-169-023

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

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

- [AD 2021-11-14](https://openairdocs.org/ad/2021-11-14.md), effective Jun 22, 2021: Revisions A and B

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