# SDR ASAA2017040720398

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 7, 2017
- Submitted: April 10, 2017
- Operation: Air carrier
- Aircraft: [N557AS](https://openairdocs.org/aircraft/N557AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35176
- Aircraft time: 41,428 hours, 12,190 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71702001
- Condition: Discharged
- Location: Emergency Lights
- 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/ASAA2017040720398

## Discrepancy

FOUR INTERIOR EMERGENCY OVERHEAD BIN LIGHT INOPERATIVE ROW 17R TO 24R.  ACFT GROUNDED.  REMOVED AND REPLACED EMERGENCY LIGHT POWER SUPPLY BATTERY PACK IAW AMM 33-51-06-960-805. OPS CHECKED GOOD.

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