# SDR CALA2026051416252

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 14, 2026
- Submitted: May 14, 2026
- Operation: Air carrier
- Aircraft: [N38458](https://openairdocs.org/aircraft/N38458), registered now
- Make and model: Boeing 737924ER
- Aircraft serial: 37199
- Aircraft time: 42,570 hours, 15,672 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: 4755712
- Condition: Faulted
- Location: Zone 900
- Stage of operation: IN
- How discovered: V
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026051416252

## Discrepancy

LAV T SMOKE DETECTOR CHIM VERY LOW. REMOVED AND REPLACED LAV D SMOKE DETECTOR IAW AMM 26-14-01-000/400-802, OPS CK GOOD.

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