FORT LAUDERDALE, FL, USA
N541F
AERO COMMANDER 680V
THE AIRPLANE HAD NOT FLOWN SINCE JUNE, 1989. THE FLIGHT HAD MADE 2 HIGH-SPEED TAXI OPERATIONS BEFORE TAKEOFF. IMMEDIATELY AFTER TAKEOFF THE FLIGHT CALLED TO LAND. THE AIRPLANE WAS OBSERVED ON DOWNWIND 200-800 FT AGL, 15-25 DEG NOSE HIGH. THE AIRPLANE THEN STALLED. THE COMPRESSOR SURGE VALVES FOR THE LEFT AND RIGHT ENGINES WERE FOUND IN THE OPEN POSITION.
THE PILOT-IN-COMMAND'S DECISION TO CONTINUE TAKEOFF WITH A KNOWN DEFICIENCY IN THE AIRPLANE - LOW POWER ON BOTH ENGINES WHICH RESULTED FROM OPEN COMPRESSOR SURGE VALVES. THE PILOT SUBSEQUENTLY FAILED TO MAINTAIN AIRSPEED WHILE MANEUVERING IN A TURN RESULTING IN AN IN-FLIGHT LOSS OF CONTROL AND A STALL/SPIN.
Source: NTSB Aviation Accident Database
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