# SDR CALA2026092219634

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 21, 2026
- Submitted: September 22, 2026
- Operation: Air carrier
- Aircraft: [N37253](https://openairdocs.org/aircraft/N37253), registered now
- Make and model: Boeing 737824
- Aircraft serial: 30584
- Aircraft time: 78,442 hours, 29,409 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Smoke
- Stage of operation: NR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026092219634

## Discrepancy

DUE TO SMOKE EVENT, PERFORM 05-51-26 CONDITIONAL INSPECTION.   NO FAULTS FOUND. REQUIRES ENGIN RUN IAW AMM 05-51-26-800-801-C1 2(E) 5). TO DUPLICATE FAULT.

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