# SDR SWIA971173

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 9, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N221SW
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120290
- Engine: Pwa PW118A
- System (JASC): [3425 · Integrated Flight System](https://openairdocs.org/jasc/3425)
- Part: Ahars
- Condition: Failed
- Location: Lt/Rt
- Stage of operation: CL
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA971173

## Discrepancy

BOTH AHRS FAILED IN FLIGHT.  RETURNED TO FIELD AS HEADINGS GAVE ERRONEOUS READINGS. REINITIALIZED BOTH AHRS COMPUTORS. OPS CHECKS GOOD ON GROUND.

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