# SDR AALA201901029026

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 28, 2018
- Submitted: February 5, 2019
- Operation: Air carrier
- Aircraft: [N712US](https://openairdocs.org/aircraft/N712US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1038
- System (JASC): [4950 · APU Bleed Air System](https://openairdocs.org/jasc/4950)
- Part: Apu
- Part number: 38007081WGEN
- Part serial: P3797
- Condition: Odor
- Location: Apu Bay
- Part time: 23,321 hours, 11,432 cycles
- Stage of operation: NR
- 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/AALA201901029026

## Discrepancy

AS SOON AS APU BLEED WAS TURNED ON A STRONG MUSTY ODOR WAS EVIDENT THROUGHOUT THE AIRCRAFT.  THE AIRCRAFT WAS GROUNDED.   REPLACED THE APU IAW JC 26L31049003.

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