# SDR 2008UALA03964

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 24, 2008
- Submitted: August 12, 2008
- Operation: Air carrier
- Aircraft: N525UA
- Make and model: Boeing 757222
- Aircraft serial: 24978
- Aircraft time: 59,605 hours, 19,691 cycles
- Engine: Pwa PW2037
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- Location: Emergency Lights
- 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/2008UALA03964

## Discrepancy

EMERGENCY LIGHT STRIP INOP ON LEFT SIDE OF A-C ROW 9.  *S/D*  LIGHT BATTERY PACK FAULTY, ALSO SUSPECT CHARGER IS WEAK.  REPLACED EMERGENCY LIGHT BATTERY PACK CHARGER ASSY AND INVERTER, OP CHECKS OK.

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