# SDR GTIA2024011937787

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 18, 2024
- Submitted: January 19, 2024
- Operation: Air carrier
- Aircraft: [N917NK](https://openairdocs.org/aircraft/N917NK), registered now
- Make and model: Airbus A320-271N
- Registry model: [Airbus A320-271N](https://openairdocs.org/model/airbus-a320-271n) (OpenAirDocs)
- Aircraft serial: 9179
- Aircraft time: 12,428 hours, 5,137 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cabin
- Stage of operation: DE
- 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/GTIA2024011937787

## Discrepancy

FUME EVENT ON DESCENT STRONG SMELL AT 4000 FT-PFMD TSM 05-50-00-810-831-A FOR CAUSE OF ODOR, CHECK APU OIL LEVEL IAW AMM 49-90-00, OIL LEVEL FOULD TO BE NEAR FULL, DRAINED AND REPLENISHED AS PRECAUTIONARY. OPERATED PACKS OFF APU & ENGINE BLEED TO ISOLATEN BUT NO ODOR COULD BE DUPLICATED. NO SIGNS OF LEAKS IAW AMM 71-00-00, AC OK FOR SERVICE

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