NORFOLK, VA, USA
N777HD
CESSNA U206G
THE ENG QUIT DURING FINAL APPROACH. THE ACFT HAD A HISTORY OF PROBLEMS WITH WATER IN FUEL SYSTEM LEADING TO ENGINE PROBLEMS. ON 2/8/82 SIGNIFICANT QUANTITIES OF WATER WAS FOUND IN THE FUEL SYSTEM. POST CRASH EXAMINATION REVEALED WATER IN THE FUEL SYSTEM. WATER HAD ENTERED THE SYSTEM THROUGH A LEAKING FUEL CAP. POST CRASH TEST SHOWED THAT WATER IN THE FUEL SYSTEM COULD NOT BE DRAINED DUE TO RIDGES & WALLS IN THE BOTTOM OF THE FUEL BLADDER THAT TRAPPED WATER. THESE TESTSALSO SHOWED THAT DUE TO THE DIHEDRAL & ANGLE OF INCIDENCE OF HIGH WING CESSNAS WATER COULD NOT OVERCOME THESE RIDGES & FLOW TO THE DESIGN DRAIN POINTS IN THE WINGS. THE SAFETY BOARD HAS ISSUED SAFETY RECOMMENDATIONS ON THIS PROBLEM.
Source: NTSB Aviation Accident Database
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