# SDR 2008UALA04287

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 14, 2008
- Submitted: August 28, 2008
- Operation: Air carrier
- Aircraft: N510UA
- Make and model: Boeing 757222
- Aircraft serial: 24780
- Aircraft time: 61,638 hours, 20,419 cycles
- Engine: Pwa PW2037
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 20121
- Condition: Inoperative
- Location: Emergency Light
- 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/2008UALA04287

## Discrepancy

OUTSIDE SLIDE LIGHT IS INOP AT DOOR 4L.  *S/D*  REPLACED M10818 POWER SUPPLY BATTERY ASSY, OP CHECKS OKAY.

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