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| Date: | Wednesday 12 January 1994 |
| Time: | 16:15 LT |
| Type: |  Robinson R22 |
| Owner/operator: | Hill Construction Corporation |
| Registration: | N8044Y |
| MSN: | 1138 |
| Year of manufacture: | 1989 |
| Total airframe hrs: | 2697 hours |
| Engine model: | Lycoming O-320-B2C |
| Fatalities: | Fatalities: 0 / Occupants: 2 |
| Other fatalities: | 0 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Dorado -
 Puerto Rico
|
| Phase: | Landing |
| Nature: | Training |
| Departure airport: | Islagrande, PR (KSIG) |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE STUDENT INITIATED A 180 DEG AUTOROTATION WITH TURN AND OVERSHOT THE INTENDED TOUCHDOWN POINT. THE INSTRUCTOR ALLOWED THE STUDENT TO CONTINUE THE MANEUVER TO A GRASSY AREA LOCATED TO THE RIGHT OF THE INTENDED TOUCHDOWN POINT. THE POWER RECOVERY PROCEDURES LISTED IN THE FLIGHT TRAINING GUIDE WERE NOT FOLLOWED. A POWER RECOVERY (INCREASE IN THROTTLE), AND INITIAL COLLECTIVE PITCH APPLICATION WAS MADE ABOUT 4-6 FT AGL ABOVE 3-FT TALL GRASS. THE PILOT STATED THE ENGINE DID NOT RESPOND. THE HELICOPTER COLLIDED WITH THE TERRAIN AND ROLLED OVER ON ITS RIGHT SIDE. AN ENGINE EXAMINATION AND ENGINE RUN DID NOT REVEAL ANY EVIDENCE OF A MECHANICAL FAILURE OR MALFUNCTION.
Probable Cause: THE FLIGHT INSTRUCTOR'S INADEQUATE SUPERVISION OF THE STUDENT AND FAILING TO FOLLOW THE PROCEDURES IN THE FLIGHT TRAINING GUIDE.
Accident investigation:
 |
|
Sources:
NTSB MIA94LA049
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 16-Mar-2024 12:47 | ASN Update Bot | Added |
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