ASN Wikibase Occurrence # 366924
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| Date: | Thursday 24 May 1990 |
| Time: | 09:30 LT |
| Type: |  Hughes 369FF |
| Owner/operator: | Rogers Helicopters, Inc. |
| Registration: | N530R |
| MSN: | 0005F |
| Year of manufacture: | 1984 |
| Total airframe hrs: | 2319 hours |
| Engine model: | Allison 250 C30 |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Madera, CA -
 United States of America
|
| Phase: | Taxi |
| Nature: | Unknown |
| Departure airport: | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE HELICOPTER LOST POWER DURING AN OUT OF GROUND EFFECT (OGE) HOVER, AUTOROTATED TO A CULTIVATED FIELD, AND ROLLED ONTO ITS SIDE. THE HELICOPTER HOVERED AT 110 FEET PREPARING TO HOOK UP AN EXTERNAL LOAD. THE PILOT HEARD A 'WHOOSH' SOUND AND ENTERED AUTOROTATION WITH TURN. THE PILOT MANEUVERED THE HELICOPTER ABOUT 180 DEGREES DUE TO OBSTACLES AND AUTOROTATED INTO A SOFT PLOWED FIELD. THE HELICOPTER TOUCHED DOWN WITH FORWARD MOMENTUM. THE HELICOPTER THEN PITCHED TAIL UP ALLOWING THE FORWARD PORTION OF THE MAIN ROTOR DISK TO STRIKE THE GROUND. THE HELICOPTER THEN ROLLED ONTO ITS SIDE. EXAMINATION OF THE MAINTENANCE AND FLIGHT DEPARTMENT RECORDS REVEALED NO UNRESOLVED MAINTENANCE DISCREPANCIES AGAINST THE HELICOPTER BEFORE THE ACCIDENT. THE HELICOPTER ENGINE WAS EXAMINED. THE ENGINE WAS PLACED IN A TEST CELL AND WAS RUN IN SEVERAL DIFFERENT FUEL FLOW CONFIGURATIONS. THERE WERE NO DEFICIENCIES NOTED.
Probable Cause: THE LOSS OF ENGINE POWER FOR UNDETERMINED REASONS. CONTRIBUTING TO THE ACCIDENT WAS THE UNSUITABLE TERRAIN ENCOUNTERED BY THE PILOT WHEN HE TURNED DURING THE AUTOROTATIVE DESCENT TO AVOID OBSTACLES.
Accident investigation:
 |
|
Sources:
NTSB LAX90LA191
History of this aircraft
Other occurrences involving this aircraft
| 14 May 2008 | N530R | Inter-Island Helicopters | 0 | near Kekaha, Kauai, HI | |
sub |
| Heavy landing | ||||||
| 21 August 2018 | N530FU | Air 1 Sandpoint Helicopters Inc opb. Brunner Aerospace | 2 | Granger, TX | |
w/o |
| Collision with pole or wires | ||||||
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 21-Mar-2024 13:38 | ASN Update Bot | Added |
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