# SDR CALA2015102794712

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 23, 2015
- Submitted: October 27, 2015
- Operation: Air carrier
- Aircraft: [N777UA](https://openairdocs.org/aircraft/N777UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26916
- Aircraft time: 83,139 hours, 14,470 cycles
- Engine: Pwa PW4077
- System (JASC): [3320 · Passenger Compartment Lighting](https://openairdocs.org/jasc/3320)
- Part: Ballast
- Condition: Burned
- Location: Cabin
- Stage of operation: DE
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2015102794712

## Discrepancy

ELECTRICAL ODOR REPORTED IN CABIN, LAST 20 MINUTES OF FLIGHT.  AFT CABIN RT SIDE NEAR ROW 25 - 28.  CABIN CREW REPORT NO VISIBLE SMOKE, JUST ELEC ODOR.  WHOLE AREA SURROUNDING ROWS 25 - 28 RT SIDE INSPECTED.  FOUND ONE CEILING LT BALLAST UNIT WITH INTERNAL PARTS BURNT.  FOLLOWED AMM 05-51-50 REV 7 4 WITHOUT ANY FURTHER FINDINGS.  BALLAST UNIT REMOVED FROM ACFT.

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