# SDR SWAA990254

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 13, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N61SW
- Make and model: Boeing 737-2H4
- Registry model: [Boeing 737-2H4](https://openairdocs.org/model/boeing-737-2h4) (OpenAirDocs)
- Aircraft serial: 21970
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Base
- Part number: 6556633
- Condition: Inop
- Location: Cabin
- Stage of operation: IN
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA990254

## Discrepancy

DURING SCHEDULED SC CHECK, FOUND LT OVERWING EMERG LIGHTS ILLUMINATED WHEN POWER WAS SELECTED OFF.  REMOVED AND REPLACED BATTERY BASE PER BOEING M/M.

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