# SDR DALA2023060504503

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 31, 2023
- Submitted: June 5, 2023
- Operation: Air carrier
- Aircraft: [N856DN](https://openairdocs.org/aircraft/N856DN), registered now
- Make and model: Boeing 737932ER
- Aircraft serial: 31967
- Aircraft time: 23,378 hours, 8,774 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: UNKNOWN
- Condition: Inoperative
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2023060504503

## Discrepancy

(LOG 4725560) R/R BATTERY PACK AND POWER SUPPLY PER B737 AMM 33-51. OPS CHECKS GOOD.

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