# SDR ULXR2009080483136

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 4, 2009
- Submitted: September 21, 2009
- Operation: General aviation
- Aircraft: [N303FD](https://openairdocs.org/aircraft/N303FD), registered now
- Make and model: Agusta AW139
- Registry model: [Agusta AW139](https://openairdocs.org/model/agustawestland-philadelphia-aw139) (OpenAirDocs)
- Aircraft serial: 41012
- Aircraft time: 258 hours
- Engine: Pwc PT6C67C
- System (JASC): [3420 · Attitude and Direction Data System](https://openairdocs.org/jasc/3420)
- Part: Indicator
- Part serial: 1338
- Condition: Malfunctioned
- Location: Ahru
- Part time: 238 hours
- Stage of operation: NR
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ULXR2009080483136

## Discrepancy

IN FLIGHT CAS MESSAGE INTERMITTANTLY ILLUMINATED: NR 1 AHRS FAIL, NR 1 AP FAIL, AFCS DEGRADED, AVIONICS FAIL. REPLACEMENT OF AHRU CORRECTED THE SQUAWK.

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