# SDR DALA2023011000180

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 6, 2023
- Submitted: January 10, 2023
- Operation: Air carrier
- Aircraft: [N833DN](https://openairdocs.org/aircraft/N833DN), registered now
- Make and model: Boeing 737932ER
- Aircraft serial: 31944
- Aircraft time: 24,381 hours, 9,589 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- Location: Emergency Lights
- 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/DALA2023011000180

## Discrepancy

(LOG 9453738) FOUND MOST EMERGENCY LIGHTS NOT WORKING WHEN TESTED. REMOVED AND REPLACED 10 EMERGENCY BATTERIES REF B737 AMM 33-51-06 M1672, M1673, M2627, M2626, M1671, M1670, M1676, M2335, M1675 AND M2816. ALL LIGHTS OPS CHECK GOOD.

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