# SDR USAA2013020400021

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 31, 2013
- Submitted: February 4, 2013
- Operation: Air carrier
- Aircraft: [N650AW](https://openairdocs.org/aircraft/N650AW), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 856
- Aircraft time: 53,617 hours, 19,796 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: O-Ring
- Condition: Leaking
- Location: Apu
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2013020400021

## Discrepancy

F/A'S COMPLAINING OF AN ODOR AND SMELL IN FORWARD AND AFT CABIN, BURNING THEIR EYES- COUGHING- THROAT IRRATION- ALSO PILOTS SMELLED AND NOTICED SOME KIND OF IRRATION IN THROATS IN CRUISE AND ENGINE S/D.  MAINTENANCE FOUND THE APU TO BE SOURCE OF CABIN ODOR PER J/C 26L00021001 (T/S CABIN ODOR).  REMOVED AND REPLACED APU TURBINE CAVITY VENT O-RINGS PER AMM 49-91-53 AND APU UPPER INTAKE PLENUM PER AMM 49-18-48.  COMPLIED WITH J/C 26L31049009 (APU LOAD COMPRESSOR WASH) AND 26L0002100 (DECONTAMINATION).

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