# SDR 99ZZZM724

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 28, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N538AT](https://openairdocs.org/aircraft/N538AT), registered now
- Make and model: Aerosp ATR 72-212A
- Registry model: [Aerosp ATR 72-212A](https://openairdocs.org/model/aerospatiale-atr-72-212a) (OpenAirDocs)
- Aircraft serial: 538
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 3013017
- Condition: Discharged
- Location: Cabin
- Stage of operation: TX
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZM724

## Discrepancy

DFW - FLT 3739 - SEVERAL EMERGENCY EXIT LIGHTS AND FLOOR PROXIMITY LIGHTS REMAIN ILLUMINATED WITH POWER OFF.  REMOVED AND REPLACED TWO EMERGENCY LIGHT BATTERY PACKS AT LOCATIONS 43WL AND 62WL.  OPERATIONAL CHECK GOOD.  AIRCRAFT RETURNED TO SERVICE.  (M)

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