# MHI RJ Service Bulletin 670BA-34-054

Copy: Revision E ("670BA-34-054 Rev E"), 161 pages: PDF https://openairdocs.org/files/sha256/e7/ff/e7ff93d7ab44910b985ff720d5f68ebfab1494b9a409cf3b1c43e1e47c141007; text https://openairdocs.org/service-documents/bombardier/670ba-34-054/file/e7ff93d7ab44.md. Rights: © Bombardier Inc. Filed by the FAA in regulations.gov docket FAA-2024-1896; AD 2025-04-08 incorporates this document by reference. Not covered by OpenAirDocs’ CC0 dedication.

## Details

- Manufacturer: [Bombardier](https://openairdocs.org/service-documents/bombardier.md) (issued as MHI RJ)
- Type: Service bulletin (Service Bulletin)
- Number: 670BA-34-054
- Latest revision known: 670BA-34-054, Revision E, dated January 11, 2024 (OpenAirDocs)
- Page: https://openairdocs.org/service-documents/bombardier/670ba-34-054

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

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

- [AD 2025-04-08](https://openairdocs.org/ad/2025-04-08.md), effective Apr 25, 2025: Revisions A, B, C, D and E

Also cited in [1 proposed AD](https://openairdocs.org/service-documents/bombardier/670ba-34-054/proposed.md).

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