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2 engine small aircraft returns to land as power loss is experience in 1 rear engine. Collapsed flew duct to turbocharger.
| Attributes | |
| ACN | 146590 |
| Time | |
| Date | 199005 |
| Day | Fri |
| Local Time Of Day | 1801 To 2400 |
| Place | |
| Locale Reference | airport : anc |
| State Reference | AK |
| Altitude | msl bound lower : 400 msl bound upper : 400 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tower : anc |
| Operator | general aviation : personal |
| Make Model Name | Small Aircraft |
| Flight Phase | climbout : takeoff climbout : initial |
| Route In Use | departure other |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | Other |
| Function | flight crew : single pilot |
| Qualification | pilot : instrument pilot : private |
| Experience | flight time last 90 days : 8 flight time total : 900 flight time type : 90 |
| ASRS Report | 146590 |
| Person 2 | |
| Affiliation | government : faa |
| Function | controller : local |
| Qualification | controller : non radar |
| Events | |
| Anomaly | aircraft equipment problem : critical other anomaly other |
| Independent Detector | other flight crewa |
| Resolutory Action | flight crew : overcame equipment problem flight crew : declared emergency other |
| Consequence | Other |
| Supplementary | |
| Primary Problem | Aircraft |
| Air Traffic Incident | other |
Narrative:
Loss of engine power on rear engine of small aircraft. Loss of power due to collapsed flex duct connecting air filter to induction air side of turbo charger. Multi-engine flight training should include description of what engine INS will show in a loss of induction air situation. Aircraft made a safe, uneventful landing at anc runway 14.
Original NASA ASRS Text
Title: 2 ENGINE SMA RETURNS TO LAND AS POWER LOSS IS EXPERIENCE IN 1 REAR ENGINE. COLLAPSED FLEW DUCT TO TURBOCHARGER.
Narrative: LOSS OF ENG PWR ON REAR ENG OF SMA. LOSS OF PWR DUE TO COLLAPSED FLEX DUCT CONNECTING AIR FILTER TO INDUCTION AIR SIDE OF TURBO CHARGER. MULTI-ENG FLT TRNING SHOULD INCLUDE DESCRIPTION OF WHAT ENG INS WILL SHOW IN A LOSS OF INDUCTION AIR SITUATION. ACFT MADE A SAFE, UNEVENTFUL LNDG AT ANC RWY 14.
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.