ASN Wikibase Occurrence # 135767
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| Date: | Monday 25 September 1989 |
| Time: | 10:10 |
| Type: |  Bell 47G |
| Owner/operator: | Private |
| Registration: | N47VS |
| MSN: | 1394 |
| Total airframe hrs: | 8148 hours |
| Engine model: | FRANKLIN 6V335-B |
| Fatalities: | Fatalities: 0 / Occupants: 2 |
| Aircraft damage: | Destroyed |
| Category: | Accident |
| Location: | Corvallis, OR -
 United States of America
|
| Phase: | Unknown |
| Nature: | Training |
| Departure airport: | CVO |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
PROBABLE CAUSE:STUDENT PILOT'S IMPROPER USE OF THE COLLECTIVE CONTROL WHILE PERFORMING HOVERING AUTOROTATIONS, AND THE INSTRUCTOR'S INADEQUATE SUPERVISION OF THE STUDENT'S ACTIONS, WHICH RESULED IN HARD LANDINGS. IN ADDITION, THE ENGINE MOUNT WAS SIGNIFICANTLY WEAKENED STRUCTUALLY AS A RESULT OF CORROSION. ex.Bu142391.
Sources:
NTSB id 20001213X29505
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 25-Aug-2014 17:42 | A.J.Scholten | Updated [Phase, Narrative] |
| 21-Dec-2016 19:26 | ASN Update Bot | Updated [Time, Damage, Category, Investigating agency] |
Corrections or additions? ... Edit this accident description
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