NTSB Identification: NYC87LA233.
The docket is stored on NTSB microfiche number 35976.
Accident occurred Saturday, August 15, 1987 in DANSVILLE, NY
Probable Cause Approval Date: 06/16/1989
Aircraft: SCHWEIZER SGS-1-34, registration: N7653
Injuries: 2 Uninjured.

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 PLT STATED THAT AS HE WAS ADJUSTING HIS SEAT BELT WITH THE CANOPY OPEN, THE GLIDER BEGAN BEING PULLED BY THE TOW PILOTS ACFT. HE MANEUVERED THE WING TIP CLEAR OF SOME PARKED ACFT, GRABBED THE CANOPY HATCH, AND HELD IT SHUT DURING THE TKOF. THE COCKPIT CHECK HAD NOT BEEN COMPLETED AND THE DIVE BRAKES WERE UNLOCKED AND INADVERTENTLY LEFT OPEN DURING THE TKOF. WITH THE GLIDER IN THIS CONFIGURATION, IT WOULD NOT CLIMB SO THE TOW PLT CIRCLED THE FLD AND GAVE A MANDATORY WAVE OFF SIGNAL WHILE AT ABT 400 FT. THE GLIDER PLT TURNED 180 DEGREES IN AN EFFORT TO LND DOWNWIND BUT ENTERED A STALL. DURING THE RECOVERY THE LEFT WING COLLIDED WITH THE GROUND. THE GLIDER PLT STATED THAT HE SHOULD HAVE RELEASED IMMEDIATELY BEFORE BECOMING AIRBORNE. HE HAD OVER 51 HOURS LOGGED IN GLIDERS OF WHICH 6 WERE IN THE LAST 90 DAYS.

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

PREFLIGHT PLANNING/PREPARATION..IMPROPER..PILOT OF OTHER AIRCRAFT

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

ABORTED TAKEOFF..NOT PERFORMED..PILOT IN COMMAND

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

SPEED BRAKES..NOT CORRECTED..PILOT IN COMMAND

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