NTSB Identification: SEA89LA044.
The docket is stored on NTSB microfiche number 37999.
Accident occurred Monday, January 30, 1989 in N. BONNEVILLE, WA
Probable Cause Approval Date: 09/28/1990
Aircraft: CESSNA 182, registration: N3254Y
Injuries: 1 Uninjured.

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 PLT PURCHASED THE ACFT AND OBTAINED A FERRY PERMIT (DELINQUENT ANNUAL). AFTER THE FIRST STOP, THE PLT EXPERIENCED DIFFICULTY STARTING THE ENG. THE ENG WOULD START THEN DIE ON THROTTLE APPLICATION. A MECHANIC ADVISED THE PLT THAT THE CARB HEAT WAS IN NEED OF AN OVERHAUL. DURING CRUISE FLT, THE PLT NOTED VISIBLE MOISTURE ON THE WINDSHIELD AND APPLIED CARB HEAT. THE PLT LATER NOTED THE CARB HEAT TEMP 'IN YELLOW' AND ADDED MORE HEAT AFTER WHICH THE ENG QUIT. THE PLT ATTEMPTED TO RESTART THE ENG AND THE ENG WOULD FIRE BUT DIE ON THROTTLE APPLICATION. A FORCED LANDING WAS ATTEMPTED ON AN ISLAND. THE ACFT TOUCHED DOWN 100 FT SHORT AND SANK. DISASSEMBLY AND INSPECTION OF THE CARB SHOWED NO MECH FAILURE OR UNDUE WEAR/TEAR; HOWEVER, INSPECTION FAILED TO REVEAL IF THE CARB WAS SET WITHIN SPECS.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

SOME FORM OF CARBURETOR MALFUNCTION OR FAILURE WHICH RESULTED IN A LOSS OF ENGINE POWER. CONTRIBUTING TO THE ACCIDENT WAS THE PLANNED FORCED LANDING APPROACH BY THE PLT WHICH RESULTED IN THE AIRPLANE LANDING SHORT OF THE DESIRED LANDING SITE.

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