ASN Wikibase Occurrence # 377905
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| Date: | Sunday 30 December 1984 |
| Time: | 08:35 LT |
| Type: |  Cessna 172 |
| Owner/operator: | Charles Beck |
| Registration: | N9033H |
| MSN: | 17265909 |
| Total airframe hrs: | 3584 hours |
| Engine model: | Lycoming O-360-E20 |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Ft. Collins, CO -
 United States of America
|
| Phase: | En route |
| Nature: | Private |
| Departure airport: | Englewood, CO (APA |
| Fort Collins, CO (3V5) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PLT REPORTED THAT UPON ARRIVAL AT FORT COLLINS, AND WHILE AT CRUISE ALTITUDE, THE ENG SUDDENLY LOST POWER. DURING THE EMERGENCY DESCENT MANEUVERING HE LOST SIGHT OF THE AIRPORT AND LANDED IN A PLOWED FIELD. POST CRASH EXAMINATION OF ENG REVEALED THE CRANKSHAFT ACCESSORY DRIVE GEAR INDEPENDENTLY ROTATED FROM THE CRANKSHAFT. THE RETAINING DOWEL, P/N STD-1065, WAS FOUND SHEARED. THE RETAINING BOLT WAS BACKED OUT 5 OR 6 TURNS. THE SAFETY CLIP WAS IN PLACE AND FUNCTIONAL, BUT NOT ENGAGED.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB DEN85LA052
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 30-Mar-2024 17:47 | ASN Update Bot | Added |
Corrections or additions? ... Edit this accident description
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