What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) Jeffrey m. peterson departed mulino (4S9) airfield. Mr. Peterson climbed to 2400 MSL for engine and aircraft phase I tests. He began a clearing turn for approach to mulino and descended to 1600 MSL when his engine failed. He tried to restart the engine but failed and landed in a plowed farmers field west of the mulino airport. The pilot stated he had run the header tank down to 1.5 gallons and was flying off the wing (main) tank. He had also been transferring fuel from the main tank to the other tank. The transfer lines share the same fuel line as the carburetor feed line.privacy data omitted Crash site investigation showed approximately 1/8 tank of fuel in the header tank. Ignition tests showed the single magneto was sparking and was in proper time. The spark plugs showed no signs of failing.
As the FAA filed it
(-23) JEFFREY M. PETERSON DEPARTED MULINO (4S9) AIRFIELD. MR. PETERSON CLIMBED TO 2400 MSL FOR ENGINE AND AIRCRAFT PHASE I TESTS. HE BEGAN A CLEARING TURN FOR APPROACH TO MULINO AND DESCENDED TO 1600 MSL WHEN HIS ENGINE FAILED. HE TRIED TO RESTART THE ENGINE BUT FAILED AND LANDED IN A PLOWED FARMERS FIELD WEST OF THE MULINO AIRPORT. THE PILOT STATED HE HAD RUN THE HEADER TANK DOWN TO 1.5 GALLONS AND WAS FLYING OFF THE WING (MAIN) TANK. HE HAD ALSO BEEN TRANSFERRING FUEL FROM THE MAIN TANK TO THE OTHER TANK. THE TRANSFER LINES SHARE THE SAME FUEL LINE AS THE CARBURETOR FEED LINE.^PRIVACY DATA OMITTED^ CRASH SITE INVESTIGATION SHOWED APPROXIMATELY 1/8 TANK OF FUEL IN THE HEADER TANK. IGNITION TESTS SHOWED THE SINGLE MAGNETO WAS SPARKING AND WAS IN PROPER TIME. THE SPARK PLUGS SHOWED NO SIGNS OF FAILING.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.