What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) N169JS with pilot and passenger was enroute from mht to ash at 1000 ft approximately 4 miles northwest of mht. There was a large puff of blue smoke exterior of the craft with a small of burning oil in the cockpit. The pilot spotted a field a mile away, proceeded there, avoiding a river, highway and power lines. He started an autorotation as the engine lost power and settled on a slight slope with forward which bent the left skid back. The craft then did a dynamic roll over to the left with the main rotors hitting the ground and the craft ending up on its left side. The pilot and passenger egressed through the right door to safety without injury.
As the FAA filed it
(-23) N169JS WITH PILOT AND PASSENGER WAS ENROUTE FROM MHT TO ASH AT 1000 FT APPROXIMATELY 4 MILES NORTHWEST OF MHT. THERE WAS A LARGE PUFF OF BLUE SMOKE EXTERIOR OF THE CRAFT WITH A SMALL OF BURNING OIL IN THE COCKPIT. THE PILOT SPOTTED A FIELD A MILE AWAY, PROCEEDED THERE, AVOIDING A RIVER, HIGHWAY AND POWER LINES. HE STARTED AN AUTOROTATION AS THE ENGINE LOST POWER AND SETTLED ON A SLIGHT SLOPE WITH FORWARD WHICH BENT THE LEFT SKID BACK. THE CRAFT THEN DID A DYNAMIC ROLL OVER TO THE LEFT WITH THE MAIN ROTORS HITTING THE GROUND AND THE CRAFT ENDING UP ON ITS LEFT SIDE. THE PILOT AND PASSENGER EGRESSED THROUGH THE RIGHT DOOR TO SAFETY WITHOUT INJURY.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.