# SDR GTIA2020082835334

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 27, 2020
- Submitted: August 28, 2020
- Operation: Air carrier
- Aircraft: [N904NK](https://openairdocs.org/aircraft/N904NK), registered now
- Make and model: Airbus A320-271N
- Registry model: [Airbus A320-271N](https://openairdocs.org/model/airbus-a320-271n) (OpenAirDocs)
- Aircraft serial: 7094
- Aircraft time: 11,098 hours, 4,959 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Oil System
- Condition: Overserviced
- Location: Apu
- Stage of operation: DE
- How discovered: O
- Nature of condition: W, B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/GTIA2020082835334

## Discrepancy

FLIGHT ATTENDANT REPORTED DIRTY SOCK ODOR IN REAR CABIN DURING DESCENT. TURNED OFF PACK # 2 PER COM PROCEDURE AND FLIGHT ATTENDANT REPORTED ORDOR WENT AWAY.  PERFORMED TSM 05-50-00-810-831-A FOUND APU OVER SERVICED. DRAIN APU & SERVICED TO CORRECT LEVEL IAW AMMM 12-13-49 OPERATED BOTH PACKS, NO ODOR DETECTED, OPERATIONS CHECK GOOD A/C GOOD FOR SERVICE.

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