NTSB Identification: CHI87LA165.
The docket is stored on NTSB microfiche number 34425.
Accident occurred Monday, July 13, 1987 in LAKE MONROE, IN
Probable Cause Approval Date: 10/25/1988
Aircraft: CHAMPION 7EC, registration: N4365C
Injuries: 1 Minor,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 FLOAT EQUIPPED ACFT TOOK OFF FROM LAKE MONROE WITH 2 RATED PLTS ON BOARD. THE PLT-IN-COMMAND (PIC) STATED THAT THE TAKEOFF DISTANCE MAY HAVE BEEN ABOUT 20% LONGER THAN NORMAL. HE SAID THAT AFTER CLIMBING ABOUT 200 TO 250 FT, THE COPLT BEGAN A RGT TURN, THEN 'WAS NOT ABLE TO GET WING UP & BY THE TIME I REALIZED WE HAD A PROBLEM, THERE WAS NOT ENOUGH TIME OR ALTITUDE TO TRY TO DO ANYTHING.' RPRTDLY, THE ACFT SETTLED & CONTACTED THE WATER WITH ITS RGT WING, THEN SANK AFTER IT CRASHED. AN INVESTIGATION REVEALED THE ACFT HAD A HISTORY OF LEAKING FLOATS. THREE DAYS BFR THE FLT, THE ACFT WAS FND PARTIALLY SUNK WHILE MOORED AT A BUOY. PRIOR TO THE FLT, ONLY THE 2 FRONT COMPARTMENTS OF EACH FLOAT WERE PUMPEDOUT. WT & BALANCE INFO SHOWED THAT WITHOUT ANY WATER IN THE FLOATS, THE ACFT WOULD HAVE BEEN CLOSE TO ITS MAX GROSS WT LIMIT & THE CG WOULD HAVE BEEN NEAR THE AFT LIMIT.

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

LANDING GEAR,FLOAT ASSEMBLY..WATER

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

AIRCRAFT PREFLIGHT..INADEQUATE..PILOT IN COMMAND

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

AIRCRAFT WEIGHT AND BALANCE..NOT CORRECTED..PILOT IN COMMAND


Contributing Factors

LANDING GEAR,FLOAT ASSEMBLY..LEAK


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