# SDR WX0A2026040832779

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 5, 2026
- Submitted: April 8, 2026
- Operation: Air carrier
- Aircraft: [N203NV](https://openairdocs.org/aircraft/N203NV), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 5384
- Aircraft time: 31,170 hours, 18,243 cycles
- System (JASC): [4920 · APU Core Engine](https://openairdocs.org/jasc/4920)
- Part: Plenum
- Condition: Contaminated
- Location: Apu
- Stage of operation: DE
- How discovered: O
- Nature of condition: C, B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WX0A2026040832779

## Discrepancy

(AIRCRAFT NOT GROUNDED) DIRTY SOCK SMELL ON DESCENT, CORUSON REPORT SUBMITTED / PERFORMED TC 21-000-001, VERIFIED APU INLET PLENUM IS CLEAN, NO FLUID NOTED. FOUND SMELL IS REPRODUCED WITH ONLY PACK 2 RUNNING. PACK 2 DEFERRED REF. LP # 2088142, M313 CREATED MDDR # 229607 FOR TC 21-000-002 TO BE PERFORMED WITHIN 5 CALENDAR DAYS"

---
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.