ASN Wikibase Occurrence # 42623
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| Date: | Monday 6 November 1989 |
| Time: | 14:38 |
| Type: | Continental Copters El Tomcat Mk V |
| Owner/operator: | Ag-Rotor Inc |
| Registration: | N73871 |
| MSN: | CCI 163 |
| Total airframe hrs: | 4176 hours |
| Engine model: | LYCOMING VO-434-A1F |
| Fatalities: | Fatalities: 1 / Occupants: 1 |
| Aircraft damage: | Destroyed |
| Category: | Accident |
| Location: | Elberton, GA -
 United States of America
|
| Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
| Nature: | Agricultural |
| Departure airport: | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PILOT WAS CONDUCTING A SPRAYING OPERATION IN SUPPORT OF A FEDERAL BOLLWEEVIL ERADICATION PROGRAM. THE HELICOPTER WAS APPROACHING A COTTON FIELD AT 500 FT AGL WHEN THE OWNER BELIEVES HE SAW THE HELICOPTER TURN AWAY. IT THEN WAVERED LATERALLY RIGHT TO LEFT, A LOUD NOISE FOLLOWED, ALL ENGINE NOISE CEASED AND THE HELICOPTER APPEARED TO FALL STRAIGHT DOWN. FIVE SECONDS LATER, A CRASHING SOUND WAS HEARD. WRECKAGE EXAMINATION REVEALED ONLY SMALL AMOUNTS OF FUEL IN THE ENGINE AND ACCESSORIES. HOWEVER, THE FLIGHT DEPARTED WITH ABOUT 25 GALLONS OF FUEL. WEATHER CONDITIONS WERE CONDUCIVE TO CARB ICE WITH THE TEMP BEING 74 DEGS AND THE DEWPOINT AT 6O DEGS. INVESTIGATION FAILED TO DISCLOSE EVIDENCE OF AN ATTEMPTED AUTOROTATIVE PROCEDURE OR A MECHANICAL FAILURE. CAUSE: A LOSS OF ENGINE POWER DUE TO CARBURETOR ICE.
Sources:
NTSB: http://www.ntsb.gov/ntsb/brief.asp?ev_id=20001213X29732
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 24-Oct-2008 10:30 | ASN archive | Added |
| 21-Dec-2016 19:24 | ASN Update Bot | Updated [Time, Damage, Category, Investigating agency] |
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