# SDR 2007UALA03267

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 18, 2007
- Submitted: August 24, 2007
- Operation: Air carrier
- Aircraft: [N171UA](https://openairdocs.org/aircraft/N171UA), registered now
- Make and model: Boeing 747422
- Aircraft serial: 24322
- Aircraft time: 68,333 hours, 8,284 cycles
- Engine: Pwa PW4056
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Condition: Discharged
- 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/2007UALA03267

## Discrepancy

EMERGENCY EXIT CEILING LIGHTS INOP ROWS 48 THRU 61 RIGHT AND ROW 46 THRU 61 LEFT.  08-31-07   REPLACED BATTERY AT POWER SUPPLY M7928. LIGHTS OP CHECKS NORMALLY.

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