ASN Wikibase Occurrence # 376826
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| Date: | Saturday 6 July 1985 |
| Time: | 08:30 LT |
| Type: |  Bell 47G-3B-1 |
| Owner/operator: | Ray Larson Midwest Aviation |
| Registration: | N7856S |
| MSN: | 6624 |
| Total airframe hrs: | 6431 hours |
| Engine model: | LYCOMING TV0-435-D1B |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Donaldson, MN -
 United States of America
|
| Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
| Nature: | Agricultural |
| Departure airport: | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
WHEN THE PLT APPLIED PWR TO LEVEL OFF WHILE ENTERING A SPRAY THE ENG DID NOT PRODUCE SUFFICIENT PWR TO STOP THE DESCENT.HE ATTEMPTED A RUN ON LANDING BUT THE UNEVEN TERRAIN CAUSED SUBSTANTIAL DAMAGE TO THE HELICOPTER. INSPECTION OF THE ENG REVEALED THE ACTUATING ROD FOR THE ACTUATOR TO THE WASTEGATE OF THE TURBOCHARGER WAS FROZEN TO THE HOUSING OF THE UNIT.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB CHI85LA275
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 29-Mar-2024 20:15 | ASN Update Bot | Added |
Corrections or additions? ... Edit this accident description
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