# SDR 2002UALA00315

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 18, 2002
- Submitted: March 5, 2002
- Operation: Air carrier
- Aircraft: N128UA
- Make and model: Boeing 747422
- Aircraft serial: 30023
- Aircraft time: 7,480 hours, 892 cycles
- Engine: Pwa PW4056
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Condition: Inoperative
- Location: Cabin
- 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/2002UALA00315

## Discrepancy

EMERGENCY EXIT LIGHT INOP IN CENTER AFT UPPER DECK CEILING PANEL.  THIS DISCREPANCY WAS FOUND DURING THE COURSE OF A MAINTENANCE CHECK, (B-CK).  RELAMPED WITH P/N 1317 AND TESTED OK.

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