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37000 Feet | Browse and search NASA's Aviation Safety Reporting System |
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Widebody transport on oceanic flight has engine filter bypass light illuminate. Unable to correct, shut down engine, return to land.
| Attributes | |
| ACN | 205288 |
| Time | |
| Date | 199203 |
| Day | Mon |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | atc facility : rctp |
| State Reference | FO |
| Altitude | msl bound lower : 37000 msl bound upper : 37000 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : rorg |
| Operator | common carrier : air carrier |
| Make Model Name | Widebody, Low Wing, 4 Turbojet Eng |
| Navigation In Use | Other |
| Flight Phase | cruise other other |
| Route In Use | enroute : other oceanic |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : second officer |
| Qualification | pilot : flight engineer pilot : atp |
| Experience | flight time last 90 days : 80 flight time total : 3500 flight time type : 398 |
| ASRS Report | 205288 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Events | |
| Anomaly | aircraft equipment problem : critical other anomaly other |
| Independent Detector | aircraft equipment other aircraft equipment : unspecified other flight crewa |
| Resolutory Action | flight crew : declared emergency none taken : unable other |
| Consequence | Other |
| Supplementary | |
| Primary Problem | Aircraft |
Narrative:
After level off, #4 engine filter bypass light illuminated. #4 thrust lever retarded to idle; light stayed on. Air carrier, company procedures dictate an engine shutdown if light is still on at idle power. Emergency declared; rtb taipei.
Original NASA ASRS Text
Title: WDB ON OCEANIC FLT HAS ENG FILTER BYPASS LIGHT ILLUMINATE. UNABLE TO CORRECT, SHUT DOWN ENG, RETURN TO LAND.
Narrative: AFTER LEVEL OFF, #4 ENG FILTER BYPASS LIGHT ILLUMINATED. #4 THRUST LEVER RETARDED TO IDLE; LIGHT STAYED ON. ACR, COMPANY PROCS DICTATE AN ENG SHUTDOWN IF LIGHT IS STILL ON AT IDLE PWR. EMER DECLARED; RTB TAIPEI.
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.