ASN Wikibase Occurrence # 360792
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| Date: | Monday 28 February 1994 |
| Time: | 09:00 LT |
| Type: |  Aerospatiale AS-350D |
| Owner/operator: | Papillon Helicopters Inc. |
| Registration: | N5771L |
| MSN: | 1343 |
| Year of manufacture: | 1981 |
| Total airframe hrs: | 8556 hours |
| Engine model: | LYCOMING LTS101-600A3 |
| Fatalities: | Fatalities: 0 / Occupants: 5 |
| Aircraft damage: | Minor |
| Category: | Serious incident |
| Location: | Huelo, HI -
 United States of America
|
| Phase: | En route |
| Nature: | Unknown |
| Departure airport: | Kahului, HI (0GG) |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE HELICOPTER EXPERIENCED AN ENGINE DECELERATION DURING A LOCAL SIGHTSEEING FLIGHT. THE PILOT ENTERED AN AUTOROTATION AND LANDED IN A CONFINED AREA SURROUNDED BY VEGETATION. A TREE STUMP PENETRATED THE LEFT LOWER SECTION OF THE HELICOPTER. THE WRECKAGE EXAMINATION AND POSTACCIDENT ENGINE RUN-UP REVEALED THE ENGINE WOULD NOT ACCELERATE MORE THAN 58 PERCENT AND THAT THE FUEL CONTROL UNIT LINE WAS LOOSE AND WAS LEAKING FUEL. THE OPERATOR REPLACED THE FUEL CONTROL UNIT 2 DAYS BEFORE THE ACCIDENT.
Probable Cause: THE OPERATOR MAINTENANCE PERSONNEL'S INADEQUATE 100-HOUR INSPECTION. THE LOOSE FUEL CONTROL LINE FITTING, THE TREE STUMP, AND THE UNSUITABLE TERRAIN WERE FACTORS IN THIS ACCIDENT.
Accident investigation:
 |
|
Sources:
NTSB LAX94IA145
History of this aircraft
Other occurrences involving this aircraft
| 19 July 1982 | N5771L | Petroleum Helicopter, Inc. | 0 | Gulf Of Mexico, | |
sub |
| 24 October 1994 | N5771L | Papillon Helicopter, Ltd | 0 | Kaupo, HI | |
sub |
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 16-Mar-2024 11:11 | ASN Update Bot | Added |
Corrections or additions? ... Edit this accident description
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