# SDR ASAA2020092133208

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 21, 2020
- Submitted: September 22, 2020
- Operation: Air carrier
- Aircraft: [N577AS](https://openairdocs.org/aircraft/N577AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35186
- Aircraft time: 49,218 hours, 14,632 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: ADD71701100
- Condition: Inoperative
- 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/ASAA2020092133208

## Discrepancy

ROW 22 LT EMERGENCY LIGHT NOT WORKING ALSO R1 DOOR EMERGENCY EXIT LIGHT NOT WORKING.  GROUNDED-YES.  R & R BATTERY PACK AT R1 DOOR, IAW B737-800 AMM 33-51-06-960-806.  REPLACED BATTERY PACK AT ROW 22 LT, IAW B737-800 AMM 33-51-06-960-806.

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