# SDR FDEA202605060564

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 6, 2026
- Submitted: May 6, 2026
- Operation: Air carrier
- Aircraft: [N657FE](https://openairdocs.org/aircraft/N657FE), registered now
- Make and model: Airbus A300 F4-605R
- Registry model: [Airbus A300 F4-605R](https://openairdocs.org/model/airbus-industrie-a300-f4-605r) (OpenAirDocs)
- Aircraft serial: 748
- Aircraft time: 41,226 hours, 22,476 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Smoke Detector
- Part number: CGDU220000
- Part serial: 616
- Condition: False Activation
- Location: Zone 100
- Part time: 10,776 hours, 6,311 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA202605060564

## Discrepancy

AVIONICS SMOKE CLIMBING THROUGH 13000.  SNIFFER FAN  REVEALED NO SMOKE.  RETUNED MEM.  SMOKE WARNING  CLEARED APPROACHING BLOCKS, BUT THEN WARNING  RETURNED AFTER A MINUTE.  UPON SHUTDOWN AND OPENING  COCKPIT DOOR WE SMELLED SMOKE IN CABIN.  REMOVED AND REPLACED SMOKE DETECTOR 13WA IAW AMM 26-15-12-04.  RAN ENGINES PER JRH NO AVIONICS SMOKE LIGHT ILLUMINATED.  WATER ACCUMULATION CHECK COMPLIED WITH IAW AMM 05-50-01-00.  ACFT OK FOR SERVICE.

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