# SDR CALA2025090908641

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 7, 2025
- Submitted: September 9, 2025
- Operation: Air carrier
- Aircraft: [N17411](https://openairdocs.org/aircraft/N17411), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 68819
- Aircraft time: 80 hours, 29 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Fuse
- Part number: ABSB21506
- Condition: Failed
- 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/CALA2025090908641

## Discrepancy

EMERGENCY LIGHTS INOP AT AISLE SEATS 22 THRU 25ABC. EMERGENCY LIGHTS AT SEAT 22 25 ABC INOP FOUND BAD FUSE ON EMERGENCY BATTERY M1670. REMOVED AMD REPLACED FUSE ON EMERGENCY BATTERY M1670 REF AMM 33-51-06-960-801. OPS CHECK GOOD.

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