# SDR ZW0A0200902

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 10, 2002
- Submitted: January 21, 2002
- Operation: Air carrier
- Aircraft: [N722TW](https://openairdocs.org/aircraft/N722TW), registered now
- Make and model: Boeing 757231
- Aircraft serial: 29385
- Aircraft time: 8,640 hours, 2,751 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Fan
- Condition: Failed
- Location: Cabin
- 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/ZW0A0200902

## Discrepancy

IN CLIMB SMOKE APPEARED IN THE CABIN.  FLIGHT RETURNED TO STL.  CHANGED THE RT RECIRCULATION FAN, P/N 606772-3, AND BOTH RECIRC FILTERS, P/N P196555.  ALSO ACCOMPLISHED CHECKS OF FAN CONNECTORS AND WIRING.  PERFORMED TEST FLIGHT TO CONFIRM CORRECTIONS.

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