# SDR REXA2024050300367

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 1, 2024
- Submitted: May 3, 2024
- Operation: Air carrier
- Aircraft: [N902XJ](https://openairdocs.org/aircraft/N902XJ), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15131
- Aircraft time: 36,528 hours, 25,658 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Fan
- Part number: GG670950227
- Condition: Inoperative
- Location: Cabin Air
- Stage of operation: CL
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/REXA2024050300367

## Discrepancy

FUMES/SMOKE CAME OUT OF ECS VENTS IN THE COCKPIT AND CABIN AFTER TAKE OFF. FUMES/SMOKE MOSTLY DISSIPATED DURING LANDING. REMOVED AND REPLACED THE #1 AND #2 RECIRCULATION FAN FILTERS PER CRJ 900 AMM 21-22-12. PERFORMED OPERATIONAL CHECK PER AMM 21-22-10 AND PERFORMED LEAK TEST OF THE DUCT PER AMM 21-23-00.  REMOVED AND REPLACED THE #1 RECIRC FAN IAW CRJ900 AMM 21-22-00. ALSO REMOVE AND REPLACED THE LAV AND GALLEY FAN IAW AMM 21-23-93. ALL OPS AND LEAK TEST GOOD.

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