# SDR AALA202502111724

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 24, 2025
- Submitted: February 11, 2025
- Operation: Air carrier
- Aircraft: [N803AW](https://openairdocs.org/aircraft/N803AW), registered now
- Make and model: Airbus A319-132
- Registry model: [Airbus A319-132](https://openairdocs.org/model/airbus-a319-132) (OpenAirDocs)
- Aircraft serial: 931
- Aircraft time: 77,662 hours, 36,850 cycles
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Apu
- Part number: 38007081WGEN
- Part serial: P10295
- Condition: Odor
- Location: Zone 100
- Part time: 5,983 hours
- 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/AALA202502111724

## Discrepancy

AIRCRAFT WAS GROUNDED: DESCENDING BELOW 15000FT A LIGHT "DIRTY SOCK SMELL" BEGAN TO BENOTICED IN THE FLIGHT DECK AND ONE F/A ALSO NOTICED IT IN THE CABIN AROUND THE SAME TIME. AT THE GATE WITH THE APU RUNNING FOR AT LEAST 10 MIN THE SMELL BRIEFLY TURNED TO A STRONG WAXY SMELL FOR A FEW MINUTES BEFORE DISSIPATING TO THE PREVIOUS LIGHT SMELL.  MAINTENANCE REPLACED APU IAW J/C 26L31049003.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.