ASN Wikibase Occurrence # 360067
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| Date: | Saturday 30 July 1994 |
| Time: | 16:00 LT |
| Type: |  Hughes TH-55A |
| Owner/operator: | Chatham County Mosquito Ctrl. |
| Registration: | N789MC |
| MSN: | 67-6789 |
| Total airframe hrs: | 13233 hours |
| Engine model: | LYCOMING HIO-360-B1A |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Savannah, GA -
 United States of America
|
| Phase: | En route |
| Nature: | Unknown |
| Departure airport: | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PILOT STATED THAT HE HAD JUST COMPLETED DISPENSING A LOAD OF CHEMICAL USED TO CONTROL MOSQUITO'S. WHILE ON A REPOSITION FLIGHT TO DISPENSE ANOTHER LOAD OF CHEMICAL, THE AIRCRAFT ENGINE STOPPED PRODUCING POWER. AN EMERGENCY AUTOROTATION WAS ACCOMPLISHED INTO A WOODED AREA. THE AIRCRAFT CAME TO REST IN THE TOP OF A TALL OAK TREE. THE PILOT EXITED THE AIRCRAFT THROUGH THE WINDSHIELD AND MANAGED TO CLIMB DOWN OUT OF THE TREE. THE PILOT ESTIMATED THAT HE HAD APPROXIMATELY 25 GALLONS OF FUEL ON BOARD THE AIRCRAFT AT THE TIME OF THE ACCIDENT. EXAMINATION OF THE AIRCRAFT ENGINE REVEALED THAT THERE WAS CONTINUITY OF THE ENGINE DRIVE CHAIN, AND THE CYLINDER COMPRESSION WAS WITHIN ACCEPTABLE LIMITS. THE AIRCRAFT SPARK PLUGS WERE BLACK AND SOOTED. THERE WAS FUEL IN THE LINES AND IN THE AIRCRAFT FUEL INJECTOR. THE AIRCRAFT FUEL INJECTOR WAS DAMAGED IN THE ACCIDENT, AND COULD NOT BE TESTED FOR OPERATION.
Probable Cause: The loss of engine power for undetermined reasons.
Accident investigation:
 |
|
Sources:
NTSB ATL94GA148
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 15-Mar-2024 17:32 | ASN Update Bot | Added |
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