What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) Public use aircraft experienced loss of engine power shortly after take off from Snohomish county search and rescue facility. Aircraft landed in front yard of residence in Snohomish county. Aircraft recovered to search and rescue facility. Investigation of aircraft at search and rescue facility conducted by NTSB, FAA, Boeing helicopters service representative, and rolls royce service representative. Control continuity found for all engine controls, and engine appeared normal by visual inspection. N1 and N2 geartrain checked for normal rotation. Fuel was noted in fuel line between fuel control, and fuel nozzle. Engine fuel filter drained, and inspected for contamination. No significant debris found. Main aircraft fuel tanks sumped for fuel sample and examined; no contamination noted. NTSB decided to remove engine, and sent to rolls royce facility for full performance test cell run. NTSB to determine cause of power failure.
As the FAA filed it
(-23) PUBLIC USE AIRCRAFT EXPERIENCED LOSS OF ENGINE POWER SHORTLY AFTER TAKE OFF FROM SNOHOMISH COUNTY SEARCH AND RESCUE FACILITY. AIRCRAFT LANDED IN FRONT YARD OF RESIDENCE IN SNOHOMISH COUNTY. AIRCRAFT RECOVERED TO SEARCH AND RESCUE FACILITY. INVESTIGATION OF AIRCRAFT AT SEARCH AND RESCUE FACILITY CONDUCTED BY NTSB, FAA, BOEING HELICOPTERS SERVICE REPRESENTATIVE, AND ROLLS ROYCE SERVICE REPRESENTATIVE. CONTROL CONTINUITY FOUND FOR ALL ENGINE CONTROLS, AND ENGINE APPEARED NORMAL BY VISUAL INSPECTION. N1 AND N2 GEARTRAIN CHECKED FOR NORMAL ROTATION. FUEL WAS NOTED IN FUEL LINE BETWEEN FUEL CONTROL, AND FUEL NOZZLE. ENGINE FUEL FILTER DRAINED, AND INSPECTED FOR CONTAMINATION. NO SIGNIFICANT DEBRIS FOUND. MAIN AIRCRAFT FUEL TANKS SUMPED FOR FUEL SAMPLE AND EXAMINED; NO CONTAMINATION NOTED. NTSB DECIDED TO REMOVE ENGINE, AND SENT TO ROLLS ROYCE FACILITY FOR FULL PERFORMANCE TEST CELL RUN. NTSB TO DETERMINE CAUSE OF POWER FAILURE.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.