# SDR ABXA20260522219

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 22, 2026
- Submitted: May 22, 2026
- Operation: Air carrier
- Aircraft: [N390CM](https://openairdocs.org/aircraft/N390CM), registered now
- Make and model: Boeing 767381
- Aircraft serial: 32973
- Aircraft time: 59,312 hours, 25,930 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Warning
- Condition: Illuminated
- Location: Zone 100
- Stage of operation: IN
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ABXA20260522219

## Discrepancy

DURING PREFLIGHT CHECK, SMOKE DETECTION ,MAIN DECK CARGO COMPARTMENT, ALL B AMBER FAULT LIGHTS ARE ILLUMINATED. MTC DEFERRED PER MEL ABX-26-16-2-2. A/C RELEASED NO ETOPS AND RETURNED TO SERVICE.

---
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.