NTSB Identification: MIA89LA006.
The docket is stored on NTSB microfiche number 37689.
Accident occurred Thursday, October 06, 1988 in LA BELLE, FL
Probable Cause Approval Date: 11/07/1989
Aircraft: PIPER PA-23-250, registration: N6815Y
Injuries: 1 Minor.
NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.
THE PILOT WHILE ON A FERRY PERMIT FLIGHT EXPERIENCED A FAILURE OF THE #4 CYL OF THE LEFT ENGINE AND DID NOT ATTAIN THE VYSE SPEED AND THE AIRCRAFT STARTED TO DESCEND. THE PILOT DITCHED THE AIRCRAFT IN A LAKE AND IT WAS NOT RECOVERED. NO RECORDS ON THE ENGINES OR AIRFRAME WERE AVAILABLE. THE FAILURE OF THE ENG HAD OPENED THE COWLING ON THE DEAD ENG WHICH ADDED CONSIDERABLE DRAG TO THE AIRFRAME, REDUCING THE AIRSPEED.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:ENGINE ASSEMBLY,CYLINDER..FAILURE,TOTAL
MAINTENANCE,INSPECTION..INADEQUATE..OTHER MAINTENANCE PERSONNEL
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