# SDR USAA2010020290256

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 1, 2010
- Submitted: February 2, 2010
- Operation: Air carrier
- Aircraft: [N709UW](https://openairdocs.org/aircraft/N709UW), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 997
- Aircraft time: 31,755 hours, 17,072 cycles
- System (JASC): [3400 · Navigation System](https://openairdocs.org/jasc/3400)
- Part: Receiver
- Part number: TLS755010102A
- Part serial: 4678434A04192
- Condition: Malfunctioned
- Location: Nr 2
- Part time: 3,625 hours, 1,259 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2010020290256

## Discrepancy

BNA - CLT - ELECTRICAL ODOR - UPON AIRCRAFT ARRIVAL IN DCA, NOTICED ELECTRICAL ODOR IN COCKPIT AREA {ONLY COCKPIT AREA - CABIN OK}.  BURN MARKS FOUND ON BOTTOM OF NR 2 MULTI-MODE RECEIVER (MMR).  REMOVED AND REPLACED NR 2 MMR.  LAND CAT 3 CAPABILITY TEST WAS SATISFACTORY.

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