# SDR FDEA201108093143

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 9, 2011
- Submitted: August 9, 2011
- Operation: Air carrier
- Aircraft: [N994FD](https://openairdocs.org/aircraft/N994FD), registered now
- Make and model: Boeing 757-23A
- Registry model: [Boeing 757-23A](https://openairdocs.org/model/boeing-757-23a) (OpenAirDocs)
- Aircraft serial: 25490
- Aircraft time: 39,785 hours, 11,203 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 20131A
- Part serial: 108016
- Condition: Failed
- Location: Emergency Light
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA201108093143

## Discrepancy

EMERGENCY EXIT LIGHTS WILL NOT TEST.  EMERGENCY EXIT BATTERY PACK IAW MM  33-51-07-2.  OPS CHECKED NORMAL.  R/I FROM FACT PREMATURE REMOVAL/INSTALLATION.

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