# SDR DALA2026070703973

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 4, 2026
- Submitted: July 8, 2026
- Operation: Air carrier
- Aircraft: [N399DA](https://openairdocs.org/aircraft/N399DA), registered now
- Make and model: Boeing 737832
- Aircraft serial: 30379
- Aircraft time: 74,972 hours, 34,827 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: No Test
- Location: Zone 200
- 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/DALA2026070703973

## Discrepancy

DURING SERVICE CHECK FOUND SEATS 19-22 EMERGENCY LIGHTS INOP.   REMOVED AND REPLACED BATTERY PACK AND CHARGER M1671 PER B737 AMM 33-51. CHECKS GOOD AFTER. (8091671) AIRCRAFT WAS GROUNDED

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