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MD11 flight crew encounters moderate icing during climb; #2 engine anti-icing fails; fuel is dumped and aircraft returns for landing.
| Attributes | |
| ACN | 694037 |
| Time | |
| Date | 200604 |
| Local Time Of Day | 0001 To 0600 |
| Place | |
| Locale Reference | airport : lfpg.airport |
| State Reference | FO |
| Altitude | msl bound lower : 6000 msl bound upper : 8000 |
| Environment | |
| Flight Conditions | IMC |
| Light | Night |
| Aircraft 1 | |
| Operator | common carrier : air carrier |
| Make Model Name | MD-11 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | climbout : initial |
| Route In Use | departure sid : n/s |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp pilot : flight engineer |
| Experience | flight time last 90 days : 150 flight time total : 14000 flight time type : 3500 |
| ASRS Report | 694037 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Events | |
| Anomaly | aircraft equipment problem : less severe inflight encounter : weather |
| Independent Detector | aircraft equipment other aircraft equipment : eicas warning other flight crewa other flight crewb |
| Resolutory Action | flight crew : landed as precaution flight crew : diverted to another airport other |
| Supplementary | |
| Problem Areas | Aircraft Flight Crew Human Performance Weather |
| Primary Problem | Aircraft |
Narrative:
After takeoff; turned on all anti-ice passing 6000 ft. At 8000 ft in moderate ice with simultaneous 'engine left anti-ice off' level 1 alert. This alert indicates a leak in #2 engine anti-ice duct and closes the anti-ice valve. Had to dump 120000 pounds of fuel to return to paris. No emergency declared.
Original NASA ASRS Text
Title: MD11 FLT CREW ENCOUNTERS MODERATE ICING DURING CLB; #2 ENG ANTI-ICING FAILS; FUEL IS DUMPED AND ACFT RETURNS FOR LNDG.
Narrative: AFTER TKOF; TURNED ON ALL ANTI-ICE PASSING 6000 FT. AT 8000 FT IN MODERATE ICE WITH SIMULTANEOUS 'ENG L ANTI-ICE OFF' LEVEL 1 ALERT. THIS ALERT INDICATES A LEAK IN #2 ENG ANTI-ICE DUCT AND CLOSES THE ANTI-ICE VALVE. HAD TO DUMP 120000 LBS OF FUEL TO RETURN TO PARIS. NO EMER DECLARED.
Data retrieved from NASA's ASRS site as of January 2009 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.