NTSB Identification: DEN85LA155.
The docket is stored on NTSB microfiche number 28805.
Accident occurred Sunday, June 09, 1985 in FILLMORE, UT
Aircraft: PIPER PA-25-235, registration: N7346Z
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 REPORTED THE ENGINE FAILED WHILE HE WAS SPRAYING A CORN FIELD, NECESSITATING A STRAIGHT AHEAD FORCED LANDING. DURING THE LANDING ROLL THE WHEELS BOGGED DOWN IN THE SOFT EARTH AND THE PLANE OVERTURNED. SUBSEQUENT EXAMINATION OF THEENGINE BY THE PLT REVEALED THE DOWEL PIN ON THE MAGNETO IMPULSE COUPLER HAD BEEN SHEARED OFF BY THE MAIN CRANKSHAFT DRIVE GEAR.

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

ACCESSORY DRIVE ASSY,DRIVE GEAR..FAILURE,PARTIAL

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

IGNITION SYSTEM,MAGNETO..JAMMED


Contributing Factors

TERRAIN CONDITION..SOFT


Contributing Factors

TERRAIN CONDITION..CROP

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