# SDR DALA2020050402340

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 1, 2020
- Submitted: May 4, 2020
- Operation: Air carrier
- Aircraft: [N589NW](https://openairdocs.org/aircraft/N589NW), registered now
- Make and model: Boeing 757351
- Aircraft serial: 32989
- Aircraft time: 61,296 hours, 19,880 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Discharged
- Location: Cabin
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2020050402340

## Discrepancy

SHIP 5809 EMERGENCY LIGHTS ROW 1-6, 18-23 AND 27-32 INOP. CORRECTIVE ACTION: R/R BATTERY PACKS M730, M731 AND M733 IAW B757 AMM 33-51, ROWS 1-6 AND 18-23 OPS CHECK NORMAL. R/R BATTERY PACK M735 IAW B757 AMM 33-51, ROWS 27-32 OPS CHECK NORMAL. (6963440)

---
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.