# SDR ASAA2023092945962

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 29, 2023
- Submitted: November 3, 2023
- Operation: Air carrier
- Aircraft: [N557AS](https://openairdocs.org/aircraft/N557AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35176
- Aircraft time: 63,312 hours, 18,544 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: D71701100
- Condition: Failed
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023092945962

## Discrepancy

R1 DOOR BATTERY PACK FAILS TO STAY ON REQURIED TIME (15 MIN). GROUNDED - YES. REMOVED AND REPLACED R1 DOOR BATTERY PACK OPS CHECKED GOOD IAW B737-800 AMM 33-51-06-960-805.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.