# SDR UALA2009090102743

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 1, 2009
- Submitted: September 2, 2009
- Operation: Air carrier
- Aircraft: N187UA
- Make and model: Boeing 747422
- Aircraft serial: 26877
- Aircraft time: 68,022 hours, 8,026 cycles
- Engine: Pwa PW4056
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Fuse
- Part number: FU305
- Condition: Blown
- 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/UALA2009090102743

## Discrepancy

RIGHT EXTERIOR OVERWING EMERGENCY EXIT LIGHTS TWO MOST FWD ASSY'S INOP.  REPLACED FUSE, OPS CHECKS NORMAL.

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