NTSB Identification: SEA90LA153.
The docket is stored on NTSB microfiche number 42251.
Accident occurred Wednesday, August 01, 1990 in BURNS, OR
Probable Cause Approval Date: 11/09/1992
Aircraft: PIPER PA-23-250, registration: N681M
Injuries: 1 Minor.

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 ACFT, INACTIVE FOR 8 YEARS, WAS BEING FERRIED TO THE PILOTS FACILITIES FOR REBUILD. WHILE IN CRUISE FLT, THE RT ENG QUIT AND THE PROP WOULD NOT FEATHER. THE ACFT WOULD NOT MAINT ALT IN THAT CONFIGURATION AND THE PILOT BEGAN A FORCED LANDING, DURING WHICH THE LEFT ENG QUIT. THE ACFT IMPACTED SOFT TERRAIN, COLLAPSING THE LDG GEAR, AND DAMAGING THE LOWER FUSELAGE. THE LAST ANNUAL INSPECTION WAS IN 1982. THE FEERY PERMIT ISSUED FOR THE FLT EXPIRED 2 WEEKS BEFORE THE FLT. A FUEL TANK WAS CHANGED BEFORE THE FLT & THE PILOT APPLIED TAPE ON THE FILLER CAP. POST ACCIDENT EXAM OF THE ACFT FUEL SYSTEM REVEALED THE LEFT FUEL TANKS WERE EMPTY AND THE RT OUTBOARD TANK LINE WAS BLOCKED. THE RT OUTBOARD TANK WAS SELECTED WHEN THE RT ENG QUIT.

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

LOSS OF ENGINE POWER DUE TO A BLOCKED FUEL LINE AND THE OPERATION OF THE AIRCRAFT IN AN NON-AIRWORTHY CONDITION BY THE PIC.

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