ASN Wikibase Occurrence # 361405
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| Date: | Saturday 28 August 1993 |
| Time: | 15:35 LT |
| Type: |  American Champion 7GCBC |
| Owner/operator: | Brookfield Aviation Inc. |
| Registration: | N5029L |
| MSN: | 1061-78 |
| Total airframe hrs: | 1838 hours |
| Engine model: | LYCOMING O-320 |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Fire Island, NY -
 United States of America
|
| Phase: | En route |
| Nature: | Unknown |
| Departure airport: | Brookhaven, NY |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
WHILE CRUISING AT 1300 FT ABOVE THE WATER, A PARTIAL LOSS OF ENGINE POWER OCCURRED. APPLICATION OF FULL THROTTLE, CARBURETOR HEAT AND MIXTURE TO RICH DID NOT RESTORE POWER. TO AVOID HITTING PEOPLE ON THE BEACH WITH THE BANNER, THE PILOT DESCENDED TO 400 FT TO DROP THE BANNER. DUE TO THE BEACH CROWD HE ALSO ELECTED TO MAKE A WATER LANDING. POST-ACCIDENT EXAMINATION OF THE ENGINE REVEALED THAT THE #4 CYLINDER VALVE STEM HAD BROKEN. THE FACE OF THE VALVE WAS FOUND IN THE MUFFLER.
Probable Cause: FAILURE OF THE #4 CYLINDER VALVE STEM.
Accident investigation:
 |
|
Sources:
NTSB NYC93LA176
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 16-Mar-2024 18:06 | ASN Update Bot | Added |
Corrections or additions? ... Edit this accident description
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