# SDR CALA2025081107522

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 7, 2025
- Submitted: August 11, 2025
- Operation: Air carrier
- Aircraft: [N438UA](https://openairdocs.org/aircraft/N438UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 678
- Aircraft time: 81,671 hours, 34,214 cycles
- System (JASC): [2540 · Lavatories](https://openairdocs.org/jasc/2540)
- Part: Lavatory
- Condition: Odor
- Location: Zone 900
- Stage of operation: CL
- 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/CALA2025081107522

## Discrepancy

AFT LAV D GIVING VERYROUGH SMELL. NO WASTE VISIBLE. STARTED SMELLING AFTER TAKEOFF, NOTIFY LAV SERVICE TO DUMP AND RESERVICE LAV SYS, NO WATER OR WASTE LEAKS NOTED, NO FOUL ODORS NOTED AT AFT LAV D.

---
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.