ASN Wikibase Occurrence # 362885
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Date: | Monday 21 September 1992 |
Time: | 13:30 LT |
Type: | Bell 47G-4A |
Owner/operator: | Kainoa Aviation, Inc. |
Registration: | N73279 |
MSN: | 3134 |
Total airframe hrs: | 5146 hours |
Engine model: | LYCOMING VO-540-B1B3 |
Fatalities: | Fatalities: 0 / Occupants: 3 |
Aircraft damage: | Substantial |
Category: | Accident |
Location: | Volcano, HI -
United States of America
|
Phase: | Taxi |
Nature: | Unknown |
Departure airport: | Hilo, HI (ITO) |
Destination airport: | (KITO) |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:THE HELICOPTER WAS ON A LOCAL AREA FOR HIRE SIGHT SEEING FLIGHT TO THE PU'U O'O VENT IN VOLCANOES NATIONAL PARK. THE PILOT REPORTED THAT HE WAS HOVERING ABOVE THE VENT AT ABOUT 50 FEET AGL WHEN THE HELICOPTER STARTED SETTLING WITH POWER. HE SAID HE TURNED THE HELICOPTER DOWN SLOPE TO MAXIMIZE THE ALTITUDE AND ATTEMPT TO GAIN AIRSPEED. THE PREVAILING WIND WAS NOW FROM THE REAR OF THE HELICOPTER AS THE PILOT FLEW DOWN THE SLOPE AND THE HELICOPTER CONTINUED TO SETTLE TOWARD THE GROUND. THE PILOT SAID HE CONTINUOUSLY APPLIED COLLECTIVE PITCH IN AN ATTEMPT TO ARREST THE DESCENT, HOWEVER, THE HELICOPTER CONTINUED TO SETTLE AND COLLIDED WITH THE GROUND AND ROLLED OVER. THE PILOT NOTED THAT THERE WAS NO PREIMPACT FAILURE OF THE HELICOPTER.
Probable Cause: THE PILOT'S IMPROPER USE OF THE COLLECTIVE CONTROL AFTER INADVERTENTLY ENTERING A POWER SETTLING CONDITION.
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | LAX92LA396 |
Status: | Investigation completed |
Duration: | 11 months |
Download report: | Final report |
|
Sources:
NTSB LAX92LA396
History of this aircraft
Other occurrences involving this aircraft Location
Revision history:
Date/time | Contributor | Updates |
18-Mar-2024 11:19 |
ASN Update Bot |
Added |
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