ASN Wikibase Occurrence # 377869
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| Date: | Tuesday 8 January 1985 |
| Time: | 10:15 LT |
| Type: |  Bell 206B |
| Owner/operator: | Rogers Helicopter, Inc. |
| Registration: | N59549 |
| MSN: | 1387 |
| Year of manufacture: | 1974 |
| Total airframe hrs: | 4813 hours |
| Engine model: | Allison 250-C20B |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Trimmer, CA -
 United States of America
|
| Phase: | En route |
| Nature: | Ferry/positioning |
| Departure airport: | Fresno, CA |
| Lake Wishon, CA | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PLT STATED THE HELICOPTER LOST PWR DURING CRUISE WHEN HE ATTEMPTED TO ADD PWR TO CLIMB. HE STATED THAT N2 DECREASED ALONG WITH THE ACTIVATION OF VISUAL AND AUDIO ENGINE OUT WARNINGS. AN AUTOROTATION WAS PERFORMED TO A ROAD, HOWEVER, THE HELICOPTER SLID OFF THE ROAD AND DOWN A 50 DEG SLOPE IN THE TERRAIN BEFORE COMING TO REST. POST ACCIDENT TESTS REVEALED THE FUEL GOVERNOR, P/N 104100A12-A8, HAD AN EXCESSIVE LEAKAGE RATE AT THE BYPASS VALVUE AND THE DECELERATION AND SLOPE TESTS WERE OUT OF LIMITS. WHEN RETESTED, THE GOVERNOR WAS FOUND CAPABLE OF NORMAL OPERATION.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB LAX85FA101
History of this aircraft
Other occurrences involving this aircraft
| 4 October 1975 | N59549 | Rogers Helicop | 0 | Alder Springs, Ca | |
sub |
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 30-Mar-2024 17:17 | ASN Update Bot | Added |
Corrections or additions? ... Edit this accident description
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