# SDR CALA2026101520367

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 13, 2026
- Submitted: October 15, 2026
- Operation: Air carrier
- Aircraft: [N38458](https://openairdocs.org/aircraft/N38458), registered now
- Make and model: Boeing 737924ER
- Aircraft serial: 37199
- Aircraft time: 43,566 hours, 16,101 cycles
- Engine: Cfmint CFM567B27
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026101520367

## Discrepancy

EMERGENCY LIGHTS AT SEATS 8ABC TO 14ABC INOPERATIVE. TROUBLESHOT & DETERMINED THAT BATTERY PACK LOCATED BELOW SEAT 8ABC TO BE DEFECTIVE.  REMOVED AND REPLACED BATTERY PACK. OPS CHECK GOOD. IAW AMM 33-51-00.

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