ASN Wikibase Occurrence # 139323
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| Date: | Tuesday 18 May 1982 |
| Time: | 07:30 |
| Type: |  Bell 47G-2 |
| Owner/operator: | Valicopters Inc |
| Registration: | N11VH |
| MSN: | 2027 |
| Year of manufacture: | 1958 |
| Total airframe hrs: | 8125 hours |
| Engine model: | LYCOMING TVO-435-A1B |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Grandview, OR -
 United States of America
|
| Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
| Nature: | Agricultural |
| Departure airport: | Grandview, OR |
| Grandview, OR | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Information is only available from news, social media or unofficial sources |
WHILE DISPENSING HERBICIDE (SYSTOX) OVER AN APPLE ORCHARD THE PILOT SENSED THAT THE ENGINE WAS BINDING FOLLOWED BY A POWER LOSS. THE PILOT ELECTED TO DUMP THE HERBICIDE AND PERFORMED A POWER-OFF AUTOROTATION LANDING IN A GRAPE VINEYARD.
INVESTIGATION REVEALED THAT THE #5 CYLINDER CONNECTING ROD HAD OVER HEATED AT THE BEARING JOURNAL, THE BOLT BROKE AND THE CAP SEPARATED AT THE PARTING SURFACE
Sources:
[LINK NOT WORKING ANYMORE:http://173.236.196.254/aircraft/aSEA82DA072.shtml]
History of this aircraft
Other occurrences involving this aircraft
| 9 April 1982 | N11VH | Valicopters, Inc. | 0 | Lyle, WA | |
sub |
| 2 July 1985 | N11VH | Vali Copters, Inc. | 0 | Roosevelt, WA | |
sub |
| 12 June 1986 | N11VH | Valicopters, Inc. | 0 | Zillah, WA | |
w/o |
| 26 August 1999 | N11VH | Beightol, Steven, L. | 1 | Benton City, WA | |
w/o |
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 19-Oct-2011 20:06 | Dr. John Smith | Added |
| 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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