ASN Wikibase Occurrence # 381421
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| Date: | Friday 15 July 1983 |
| Time: | 18:00 LT |
| Type: |  Hughes 269 |
| Owner/operator: | Private |
| Registration: | N8773F |
| MSN: | 0097 |
| Total airframe hrs: | 462 hours |
| Engine model: | Lycoming HO-360-B1B |
| Fatalities: | Fatalities: 0 / Occupants: 2 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Mesa, AZ -
 United States of America
|
| Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
| Nature: | Training |
| Departure airport: | MESA (P16) |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE INSTRUCTOR WAS DEMONSTRATING A POWER RECOVERY AUTOROTATION TO A DRY RIVER BED, WHICH HE INITIATED AT 500 FEET AGL BY ROLLING OFF THE THROTTLE AND LOWERING THE COLLECTIVE. APRX 5 SECONDS LATER HE OBSERVED A CHANGE IN SOUND AND NOTICED THE ENGINE RPM AT 0. HE CONTINUED TO AUTOROTATE AND OVERSHOT THE SOFT GRAVEL AREA OF THE SOFT RIVER BED AND TOUCHED DOWN IN AN AREA COVERED WITH LARGE ROCKS. THE RIGHT SKID BROKE AND THE MAIN ROTOR STRUCK AND SEVERED THE TAIL BOOM. THE HELICOPTER CAME TO REST ON ITS RIGHT SIDE.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB LAX83LA340
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 02-Apr-2024 03:13 | ASN Update Bot | Added |
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