# SDR 0003253249

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 3, 2000
- Submitted: September 8, 2000
- Operation: Air carrier
- Aircraft: [N349NW](https://openairdocs.org/aircraft/N349NW), registered now
- Make and model: Airbus A320-212
- Registry model: [Airbus A320-212](https://openairdocs.org/model/airbus-industrie-a320-212) (OpenAirDocs)
- Aircraft serial: 410
- Aircraft time: 24,248 hours, 10,528 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: B-Nut
- Condition: Leaking
- Location: Apu  Oil
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/0003253249

## Discrepancy

DURING FLIGHT, CREW AND PASSENGERS BEGAN COMPLAINING OF MILDEW SMELL AND EYE/THROAT IRRITATION.  AS FLIGHT PROGRESSED SITUATION IMPROVED.  A/C LANDED AT DESTINATION AIRPORT.  MAINTENANCE FOUND APU OIL LEAK AT B-NUT ON TOP OF APU OIL PRESSURE SWITCH.  B-NUT WAS TIGHTENED, AREA CLEANED AND RECIRCULATION FILTERS CHANGED.

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