# SDR 2007UALA00682

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 7, 2007
- Submitted: March 13, 2007
- Operation: Air carrier
- Aircraft: N104UA
- Make and model: Boeing 747422
- Aircraft serial: 26902
- Aircraft time: 37,881 hours, 4,645 cycles
- Engine: Pwa PW4056
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Fuse
- Part number: 276005
- Condition: Inoperative
- Location: Emergency Light
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2007UALA00682

## Discrepancy

FOUR EACH EXTERIOR OVERWING EMERGENCY EXIT LIGHTS INOP ON LEFT SIDE.  REPLACED FUSES IN EPSU.  CHECKS OK.

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