# SDR 2026FA0000831

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 13, 2026
- Submitted: October 13, 2026
- Operation: General aviation
- Aircraft: [N911XM](https://openairdocs.org/aircraft/N911XM), registered now
- Make and model: Urocop EC 135 P2
- Registry model: [Urocop EC 135 P2](https://openairdocs.org/model/eurocopter-deutschland-ec-135-p2) (OpenAirDocs)
- Aircraft serial: 1105
- Aircraft time: 7,952 hours, 17,615 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Fire Warning
- Condition: False Activation
- Stage of operation: IN
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2026FA0000831

## Discrepancy

AFTER DEPARTURE WITHIN 3 MILES OF (1R4), WHILE EN ROUTE TO SENDING FACILITY AN AUDIBLE FIRE TONE SOUNDED FOR LESS THAN A SECOND WITH NO FIRE LIGHT OR OTHER INDICATIONS ASSOCIATED WITH IT. I ELECTED TO CANCEL AND RETURN TO BASE. ON RIGHT BASE TO LAND THE FIRE CHIME SOUNDED AGAIN FOR LESS THAN A SECOND WITH NO LIGHT OR OTHER INDICATIONS ASSOCIATED WITH IT. (COULD NOT DETERMINE WHICH ENGINE THE SOUND WAS ASSOCIATED WITH.)

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