# SDR UALA2010010700091

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 6, 2010
- Submitted: August 2, 2010
- Operation: Air carrier
- Aircraft: [N471UA](https://openairdocs.org/aircraft/N471UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1432
- Aircraft time: 29,075 hours, 12,086 cycles
- Engine: Iae V2527A5
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Apu
- Part number: 4500001B
- Part serial: 1241APS
- Condition: Malfunctioned
- Location: Apu Bay
- Stage of operation: NR
- 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/UALA2010010700091

## Discrepancy

STRONG OIL SMELL IN CABIN.  SHUT DOWN APU AND ATTACHED PC AIR, SMELL WENT AWAY.  HOOKED UP GROUND AIR AND RAN PACKS, SMELL INCREASED.  FOUND OIL IN BLEED DUCT FROM APU.  ACP'D ECS DE-CONTAMINATION.  COMPLETED INSTALLATION OF APU.  DUE TO PACK BURNOUT NEED TO REPLACE RECIRCULATION FILTERS.  REPLACED RECIRCULATION FILTERS.

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