# SDR CALA2026011112858

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 9, 2026
- Submitted: January 12, 2026
- Operation: Air carrier
- Aircraft: [N14019](https://openairdocs.org/aircraft/N14019), registered now
- Make and model: Boeing 787-10
- Registry model: [Boeing 787-10](https://openairdocs.org/model/boeing-787-10) (OpenAirDocs)
- Aircraft serial: 66988
- Aircraft time: 14,296 hours, 1,778 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: AD100260201
- Part serial: AD25042383
- Condition: Faulted
- 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/CALA2026011112858

## Discrepancy

SEATS 51-60 EMERGENCY LIGHTS INOP ON BOTH LEFT AND RIGHT SIDE; PROCEDURE FAULT CONFIRMED, REMOVED AND REPLACED WELS BATTERY AT POSITION 29 IN REFERENCE TO AMM DMC-B787-A-33-51-07-02B-720A-A. OPS CHECK GOOD.

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