# SDR UALA2012072303959

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 22, 2012
- Submitted: August 24, 2012
- Operation: Air carrier
- Aircraft: [N171UA](https://openairdocs.org/aircraft/N171UA), registered now
- Make and model: Boeing 747422
- Aircraft serial: 24322
- Aircraft time: 86,380 hours, 10,238 cycles
- Engine: Pwa PW4056
- System (JASC): [3320 · Passenger Compartment Lighting](https://openairdocs.org/jasc/3320)
- Part: Socket
- Part number: BV501258
- Condition: Faulty
- Location: Cabin Light
- 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/UALA2012072303959

## Discrepancy

UPPER DECK CEILING LIGHT AT SEAT 17 IS INOPERATIVE.  REPLACED LIGHT SOCKETS. CHECKS NORMAL.

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