# SDR 2005FA0000435

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 21, 2004
- Submitted: March 25, 2005
- Operation: General aviation
- Aircraft: [N4485X](https://openairdocs.org/aircraft/N4485X), registered now
- Make and model: Piper PA-32-300
- Registry model: [Piper PA-32-300](https://openairdocs.org/model/piper-pa-32-300) (OpenAirDocs)
- Aircraft serial: 327640026
- Engine: Lyc TIO540*
- System (JASC): [3420 · Attitude and Direction Data System](https://openairdocs.org/jasc/3420)
- Part: Ahrs
- Part number: 8350006213
- Condition: Failed
- Location: Cockpit
- Part time: 783 hours
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2005FA0000435

## Discrepancy

THE AHRS INSTALLED AS PART OF THE FLIGHT SYSTEMS, EFIS-SV STC NR SA02203AK FAILED- WAS PROVIDING NO HEADING INFORMATION.  THE CIRCUIT BREAKER HAD TO BE PULLED TO KEEP THE GPS ON LINE.  (AL05200500173) (K)

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