# SDR AALA201810119006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 9, 2018
- Submitted: October 11, 2018
- Operation: Air carrier
- Aircraft: [N178US](https://openairdocs.org/aircraft/N178US), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1519
- Aircraft time: 59,791 hours, 22,466 cycles
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Apu
- Condition: Smoke
- Location: Zone 200
- Stage of operation: IN
- How discovered: O
- Nature of condition: B, J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201810119006

## Discrepancy

AFTER APU SHUTDOWN, EVIDENCE OF WHITE SMOKE FROM EXHAUST AND LOW OIL MESSAGE.  REPLACED APU ASSEMBLY M&E 26-4900-9-0008 IAW J/C 26L31049003. OPS AND LEAK CHECKED GOOD.

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