# SDR SCNA00051

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 5, 2000
- Submitted: June 7, 2000
- Operation: Air carrier
- Aircraft: [N288SC](https://openairdocs.org/aircraft/N288SC), registered now
- Make and model: Boeing 727-2J4
- Registry model: [Boeing 727-2J4](https://openairdocs.org/model/boeing-727-2j4) (OpenAirDocs)
- Aircraft serial: 20765
- Aircraft time: 73,188 hours, 26,745 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 900835A
- Part serial: 73940
- Condition: Inoperative
- Location: Lt Overwing
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SCNA00051

## Discrepancy

DURING A MAINTENANCE LINE CHECK, THE OVERWING EMERGENCY EXIT SIGNS WOULD ILLUMINATE FOR ONLY 20 SECONDS.  REMOVED AND REPLACED BATTERY PACK FOR THE LEFT OVERWING EXIT SIGNS.  OPERATIONALLY CHECKED NORMAL.

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