NTSB Identification: MKC88FA012.
The docket is stored on NTSB microfiche number 36560.
Accident occurred Saturday, October 31, 1987 in VINTON, IA
Probable Cause Approval Date: 06/07/1989
Aircraft: MERCHANT PITTS S-1S, registration: N76EM
Injuries: 1 Serious.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

THE PLT WAS RPRTD TO BE ON A MAINT FERRY FLT TO ANOTHER STATE. HE RPRTD THAT BEFORE THE FLT, HE TOPPED OFF THE FUEL TANK & THAT THE PREFLT, TAKEOFF & DEPARTURE WERE NORMAL. DUE TO LOW CLOUDS, HE LEVELED OFF AT APRX 2000' AGL. SHORTLY THEREAFTER, THE ENG RPM BEGAN TO GRADUALLY DECREASE UNTIL THE ENG STOPPED RUNNING. AN EMERG LANDING WAS MADE IN AN OPEN FIELD, BUT THE ACFT NOSED OVER & WAS DMGD. DURING AN EXAM OF THE ACFT FUEL SYS, DIRTY RESIDUE WAS FOUND IN THE FUEL FILTER BOWL & DEBRIS WAS FOUND IN THE FUEL FILTER ELEMENT & FUEL INJECTOR CONTROL VALVE.

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

FLUID,FUEL..CONTAMINATION


Contributing Factors

TERRAIN CONDITION..ROUGH/UNEVEN

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