# SDR 2007UALA00881

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 24, 2007
- Submitted: April 3, 2007
- Operation: Air carrier
- Aircraft: [N121UA](https://openairdocs.org/aircraft/N121UA), registered now
- Make and model: Boeing 747422
- Aircraft serial: 29167
- Aircraft time: 32,969 hours, 4,043 cycles
- Engine: Pwa PW4056
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Lamp
- Part number: 1317
- Condition: Inoperative
- Location: Emergency Light
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2007UALA00881

## Discrepancy

EMERGENCY CEILING LIGHT ABOVE SEAT 5A & ABOVE ROW 23 LEFT ARE INOPERATIVE.  RELAMPED EMERGENCY LIGHTS IN BOTH POSITIONS. BOTH OP CHECK NORMALLY.

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