# SDR CALA2016090600628

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 6, 2016
- Submitted: September 6, 2016
- Operation: Air carrier
- Aircraft: [N786UA](https://openairdocs.org/aircraft/N786UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26938
- Aircraft time: 83,282 hours, 11,559 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Inoperative
- Location: Emergency Lights
- 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/CALA2016090600628

## Discrepancy

EMERGENCY LIGHTS FLICKERING BRIEFLY DURING CRUISE BY L4 DOOR. CYCLED THE CIRCUIT BREAKER H18 ON P1 AND OPS TESTED IAW AMM 33-51-00.  ALL CHECKED GOOD. POWER SUPPLY REPLACED.

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