ASN Wikibase Occurrence # 368054
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| Date: | Wednesday 6 September 1989 |
| Time: | 12:30 LT |
| Type: |  Bell 206B |
| Owner/operator: | National Helicopter Service |
| Registration: | N111JG |
| MSN: | 1115 |
| Year of manufacture: | 1973 |
| Total airframe hrs: | 3516 hours |
| Engine model: | Allison 250-C20 |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Murrieta, CA -
 United States of America
|
| Phase: | En route |
| Nature: | Agricultural |
| Departure airport: | LAKE SKINNER |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
AFTER COMPLETING AN EXTERNAL LOAD AERIAL SPRAYING APPLICATION OVER A LAKE THE HELICOPTER SUSTAINED A PARTIAL LOSS OF POWER AND A DECAYING LOSS OF ROTOR RPM. THE PLT TURNED TOWARD THE SHORELINE AND EXECUTED AN AUTOROTATION BUT ITS ALTITUDE (150 FT AGL) WAS INSUFFICIENT TO NEGOTIATE THE SHORE. THE WRECKAGE EXAM DSCLSD THAT THE FUEL CONTROL UNIT CONTAINED CONTAMINATES.
Probable Cause: A PARTIAL LOSS OF ENGINE POWER DUE TO CONTAMINATES IN THE FUEL CONTROL UNIT. THE ORIGIN OF THE CONTAMINATES WAS NOT DETERMINED. CONTRIBUTING FACTOR(S) WAS: THE HELICOPTER WAS NOT EQUIPPED WITH FLOATS.
Accident investigation:
 |
|
Sources:
NTSB LAX89LA297
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 23-Mar-2024 06:39 | ASN Update Bot | Added |
Corrections or additions? ... Edit this accident description
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