ASN Wikibase Occurrence # 378183
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| Date: | Monday 29 October 1984 |
| Time: | 16:00 LT |
| Type: |  Aérospatiale SA 315B Lama |
| Owner/operator: | High Life Helicopters |
| Registration: | N49504 |
| MSN: | 2474 |
| Total airframe hrs: | 6470 hours |
| Engine model: | ARTOUSTE III B |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | West Bay, FL -
 United States of America
|
| Phase: | Approach |
| Nature: | Agricultural |
| Departure airport: | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE ACFT CRASHED FOLLOWING A LOSS OF TAIL ROTOR CONTROL WHILE ON AN EXTERNAL LOAD AGRICULTURAL FLT. WITNESSES STATED THAT DURING A LANDING ATTEMPT AT A LOADING AREA THE ACFT STARTED SPINNING, THE EXT LOAD WAS JETTISONED, AND THE ACFT HIT THE GROUND AND ROLLED OVER. INVESTIGATION REVEALED THAT THE PITCH CHANGE DRUM, PN 3160566-00-009-1, WAS WORN THROUGHOUT ITS INTERIOR ALUMINUM SPLINES. THE PITCH CONTROL DRUM HAD BEEN REMOVED ON AUG 9, 1984 AND THE ACFT MANUAL STATES THAT EACH TIME THE DRUM IS REMOVED IT IS TO BE VISUALLY CHECKED FOR WEAR. BETWEEN AUG 9 AND OCT 29 1984, THE ACFT WAS EXPOSED TO 236.9 HRS OF OPERATING TIME.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB MIA85LA020
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 31-Mar-2024 05:49 | ASN Update Bot | Added |
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