ASN Wikibase Occurrence # 375662
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| Date: | Friday 24 January 1986 |
| Time: | 15:30 LT |
| Type: |  Aerospatiale AS-350D |
| Owner/operator: | Petroleum Helicopters, Inc. |
| Registration: | N3599X |
| MSN: | 1191 |
| Total airframe hrs: | 5130 hours |
| Engine model: | LYCOMING LTS101-600A2 |
| Fatalities: | Fatalities: 0 / Occupants: 2 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Freeport, TX -
 United States of America
|
| Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
| Nature: | Unknown |
| Departure airport: | Freeport, TX |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
WHILE ON A MAINTENANCE TEST FLT THE HELICOPTER EXPERIENCED AN ENG FAILURE. AN AUTOROTATION WAS ENTERED AND A HARD LANDING OCCURRED WHICH RESULTED IN A ROLL OVER. THE FLT ORIGINATED AT OYSTER CREEK HELIPORT AND RETURNED TWICE FOR MAINTENANCE ADJUSTMENTS AND WAS TURNING FOR HOME A THIRD TIME WHEN THE ENG FAILED. POST ACCIDENT INSPECTION REVEALED THAT A GAS PRODUCER TURBINE WHEEL BLADE HAD SEPARATED.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB FTW86LRA06
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 29-Mar-2024 08:05 | ASN Update Bot | Added |
Corrections or additions? ... Edit this accident description
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