# SDR UALA2013050103048

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 1, 2013
- Submitted: May 8, 2013
- Operation: Air carrier
- Aircraft: [N771UA](https://openairdocs.org/aircraft/N771UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26932
- Aircraft time: 70,540 hours, 12,678 cycles
- Engine: Pwa PW4077
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Condition: Malfunctioned
- Location: Lavatory
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2013050103048

## Discrepancy

SMOKE DETECTOR IN LAVATORY, GREEN LED DID NOT ILLUMINATE.  CYCLED POWER OPS CHECKED GOOD, PASSED TEST.

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