# SDR DALA2025051503754

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 9, 2025
- Submitted: May 15, 2025
- Operation: Air carrier
- Aircraft: [N329DN](https://openairdocs.org/aircraft/N329DN), registered now
- Make and model: Airbus A321-213
- Registry model: [Airbus A321-213](https://openairdocs.org/model/airbus-a321-213) (OpenAirDocs)
- Aircraft serial: 7885
- Aircraft time: 23,542 hours, 10,028 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Oil System
- Condition: Leaking
- Location: Apu
- Stage of operation: IN
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2025051503754

## Discrepancy

SHIP 3029 2L FA ADVISED US OF THE FUMES SMELL UPON REACHING GATE. IT STARTED ON SHORT FINAL BURNING RUBBER SMELL. CORRECTIVE ACTION: T/S SOURCE OF FUME TO APU. USING BLACK LIGHT FOUND OIL LEAK FROM APU COMPRESSOR AND LEAKING DOWN INTO INLET. PERFORMED DECONTAMINATION PER A321 AMM 21-00-00-615-804-A AND A321 AMM 36-10-00-615-802A. RECIRC FILTERS REPLACED PER A321 AMM 21-21 (7253562)

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