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A B757-200 in cruise at FL410 made an emergency descent and diversion due to strong fumes in the forward cabin caused by a failed recirculation fan.
| Attributes | |
| ACN | 490661 |
| Time | |
| Date | 200011 |
| Day | Thu |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | airport : lit.airport |
| State Reference | AK |
| Altitude | msl single value : 41000 |
| Environment | |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zme.artcc tower : dfw.tower |
| Operator | common carrier : air carrier |
| Make Model Name | B757-200 |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | other |
| Flight Phase | cruise : level |
| Route In Use | enroute airway : j131.airway |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| ASRS Report | 490661 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : instrument pilot : multi engine pilot : commercial |
| Events | |
| Anomaly | aircraft equipment problem : critical other anomaly |
| Independent Detector | other other : person 4 |
| Resolutory Action | flight crew : diverted to another airport flight crew : declared emergency |
| Consequence | other other |
| Supplementary | |
| Problem Areas | Aircraft Flight Crew Human Performance Cabin Crew Human Performance |
| Primary Problem | Aircraft |
Narrative:
At FL410, 70 mi northeast of lit, flight attendant reported strong fumes between rows 4 and 12. We completed emergency checklist and started emergency descent into lit. After we turned off the recirculation fans, smell seemed to dissipate. With ATC concurrence, we kept our speed at 320 KTS until 3000 ft. Made uneventful landing at lit. Maintenance found bad right recirculation fan.
Original NASA ASRS Text
Title: A B757-200 IN CRUISE AT FL410 MADE AN EMER DSCNT AND DIVERSION DUE TO STRONG FUMES IN THE FORWARD CABIN CAUSED BY A FAILED RECIRCULATION FAN.
Narrative: AT FL410, 70 MI NE OF LIT, FLT ATTENDANT RPTED STRONG FUMES BTWN ROWS 4 AND 12. WE COMPLETED EMER CHKLIST AND STARTED EMER DSCNT INTO LIT. AFTER WE TURNED OFF THE RECIRCULATION FANS, SMELL SEEMED TO DISSIPATE. WITH ATC CONCURRENCE, WE KEPT OUR SPD AT 320 KTS UNTIL 3000 FT. MADE UNEVENTFUL LNDG AT LIT. MAINT FOUND BAD R RECIRCULATION FAN.
Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.