# SDR CALA2015051893798

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 17, 2015
- Submitted: May 18, 2015
- Operation: Air carrier
- Aircraft: [N494UA](https://openairdocs.org/aircraft/N494UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1840
- Aircraft time: 42,057 hours, 18,215 cycles
- Engine: Iae V2527A5
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Warning
- Condition: False Activation
- Location: Cockpit
- 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/CALA2015051893798

## Discrepancy

SMOKE DETECTOR FAULT ECAM MSG DISPLAYED ON UPPER DU.  RESET CB'S C6 49VU & T 18 122VU.  PERFORMED SDCU BITE OF ALL SMOKE DETECTOR UNITS, NO FAULTS IAW TSM 26-17-00.

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