The loosening of the crankshaft geardrive as a resulted of a sheared bolt and guide pin which resulted in the loss of engine power. A factor was a forced landing on a crop field.
— NTSB Determination
THE PILOT WAS CONDUCTING A CROP SPRAYING FLIGHT, WHEN THE ENGINE SUDDENLY LOST POWER. HE WAS TOO LOW TO ATTEMPT A RESTART, AND HE INITIATED A FORCED LANDING ONTO A FIELD WITH TALL CROPS. THE AIRPLANE NOSED OVER DURING LANDING. EXAMINATION OF THE ENGINE REVEALED 'THE CRANKSHAFT GEAR TO BE LOOSE AND THE ALIGNMENT PIN AND ATTACHMENT BOLT WERE SHEARED. THE CRANKSHAFT GEAR AND MAGNETO DRIVE GEAR HAD TEN TEETH BROKEN OFF.'
THE PILOT WAS CONDUCTING A CROP SPRAYING FLIGHT, WHEN THE ENGINE SUDDENLY LOST POWER. HE WAS TOO LOW TO ATTEMPT A RESTART, AND HE INITIATED A FORCED LANDING ONTO A FIELD WITH TALL CROPS. THE AIRPLANE NOSED OVER DURING LANDING. EXAMINATION OF THE ENGINE REVEALED 'THE CRANKSHAFT GEAR TO BE LOOSE AND THE ALIGNMENT PIN…
The accident on 1993-08-26 involved a Piper PA-25-225, registration N9556P, at Chesapeake, VA.
The loosening of the crankshaft geardrive as a resulted of a sheared bolt and guide pin which resulted in the loss of engine power. A factor was a forced landing on a crop field.
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