Bell 429 – ADAHRS failure
ADAHRS failure of one the 3 Micro-ElectroMechanical Systems (MEMS) in one channel of the ADAHRS. Required replacement 3 times in the space of 18 months. Finally received upgraded version which has since had no failures.
Maintenance Notes
Outcome: Grounded
These notes reflect reported observations at the time of submission and are provided for educational purposes only. They are not a determination of airworthiness and do not constitute maintenance or regulatory advice.
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