# SDR PNSA2014100901

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 9, 2014
- Submitted: November 10, 2014
- Operation: Air carrier
- Aircraft: N679PA
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 345
- Aircraft time: 41,930 hours
- System (JASC): [3425 · Integrated Flight System](https://openairdocs.org/jasc/3425)
- Part: Ahrs
- Part number: 6226190113
- Part serial: 2683
- Condition: Failed
- Location: Nr 2
- Part time: 811 hours
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/PNSA2014100901

## Discrepancy

IN CLIMB THE AUTOPILOT DISENGAGED, WE NOTICED A DISCREPANCY IN THE EADI PITCH ATTITUDES FROM 3 - 5 DEGREES OFF.  THE HGD ALSO WOULD FLAG INTERMITTENTLY.  R & R THE NR 2 AHRS.

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