# SDR CALA2025112111382

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 20, 2025
- Submitted: November 21, 2025
- Operation: Air carrier
- Aircraft: [N24526](https://openairdocs.org/aircraft/N24526), registered now
- Make and model: Airbus A321-271NX
- Registry model: [Airbus A321-271NX](https://openairdocs.org/model/airbus-s-a-s-a321-271nx) (OpenAirDocs)
- Aircraft serial: 12131
- Aircraft time: 3,120 hours, 1,145 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: No Discrepancy
- Location: Zone 200
- Stage of operation: CR
- How discovered: O
- Nature of condition: B, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2025112111382

## Discrepancy

AFT LAVATORY SMOKE MASTER WARNING.  MOMENTARALY. POSSIBLE PAX WITH VAPE,  UPON MX ARRIVAL DEBRIEFED BY CAPTAIN AND F/A CREW CONFIRMATION OF PAX IN LAVATORY F AND SMELLED AN MARIJUANA ODOR WHEN EXITING THE LAVATORY.  INSPECTED LAVATORY F NO EVIDENCE OF TAMPERING NOR ODOR REMAINED. IAW AMM. 05-51-10. OPS TEST OF LAVATORY SMOKE WARNING DETECTION SYS REF AMM 26-17-00. OPS CHECKED GOOD.

---
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.