TYLERTOWN, MS, USA
N5414S
PIPER PA-28-140
DURING CRUISE FLIGHT, OIL BEGAN COVERING THE WINDSHEILD. THE PILOT PREFORMED A PRECAUTIONARY LANDING IN A FIELD BUT DURING THE LANDING ROLL, OBSERVED A FENCE AHEAD. HE APPLIED POWER TO CLEAR THE FENCE. BECAUSE HE HAS NO USEFUL VISION IN THE LEFT EYE, HE BANKED THE AIRPLANE TO THE RIGHT TO LOCATE A SUITABLE LANDING LOCATION. DURING THE TURN THE RT WING COLLIDED WITH A TREE. ENGINE EXAMINATION REVEALED THE CRANKSHAFT OIL SEAL WAS PARTIALLY EXTRUDED. THIS ALLOWED OIL TO EXIT THE ENGINE. THE ENGINE HAD ACCUMULATED 176.5 HRS SINCE OVERHAUL.
OIL FOULING OF THE WINDSHIELD DUE TO A LOOSE ENGINE OIL SEAL. A FACTOR WAS THE PILOT'S PREEXISTING VISION IMPAIRMENT.
Source: NTSB Aviation Accident Database
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