# SDR DALA2026060903442

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 30, 2026
- Submitted: June 9, 2026
- Operation: Air carrier
- Aircraft: [N998AT](https://openairdocs.org/aircraft/N998AT), registered now
- Make and model: Boeing 717-200
- Registry model: [Boeing 717-200](https://openairdocs.org/model/boeing-717-200) (OpenAirDocs)
- Aircraft serial: 55142
- Aircraft time: 60,717 hours, 44,132 cycles
- System (JASC): [5100 · Standard Practices/Structures](https://openairdocs.org/jasc/5100)
- Part: Unknown
- Condition: Noise
- Location: Zone 200
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2026060903442

## Discrepancy

DIV- CREW REPORTED A BEEPING NOISE FROM FIRST CLASS TO EMERGENCY EXIT UNDER FLOOR AREA. (FOSR) EMERGENCY DECLARED WITH ATC.   INSPECT AIRCRAFT COULD NOT DUPLICATE, PERFORMED LAV SMOKE DETECTOR TEST, ALL NORMAL AIRCRAFT RETURNED TO SERVICE. (8834624) (AIRCRAFT GROUNDED)

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