NTSB Identification: SEA91LA243.
The docket is stored on NTSB microfiche number 44251.
Accident occurred Wednesday, September 18, 1991 in KENNEWICK, WA
Probable Cause Approval Date: 07/13/1993
Aircraft: DONALD W. SORRELS VANS RV-6, registration: N391DS
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 PILOT REDUCED POWER TO IDLE WHILE ON FINAL APPROACH FOR THE FIRST LANDING IN THE HOMEBUILT ACFT AND THE ENGINE QUIT. HE INITIATED A FORCED LANDING AND THE ACFT IMPACTED SOFT TERRAIN SHORT OF THE RUNWAY AND NOSED OVER. POST ACCIDENT TESTS OF THE ENGINE REVEALED LOW IDLE RPM SETTING.

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

THE LOSS OF POWER DUE TO THE PILOT/BUILDER'S IMPROPER ADJUSTMENT OF THE ENGINE IDLE SPEED. A FACTOR RELATING TO THE ACCIDENT WAS THE SOFT TERRAIN AT THE ACCIDENT SITE.

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