NTSB Identification: MIA92LA152.
The docket is stored on NTSB microfiche number 46971.
Accident occurred Saturday, July 25, 1992 in PANAMA CITY, FL
Probable Cause Approval Date: 08/31/1993
Aircraft: CESSNA 172N, registration: N733MX
Injuries: 1 Serious,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 PILOT STATED THE STARTER MOTOR WOULD RUN BUT NOT TURN ENGINE. HE WAS TOLD BY ANOTHER PILOT THAT WHEN THIS HAPPENS HE SHOULD EXIT THE AIRCRAFT AND REPOSITION THE PROPELLER. HE TURNED OFF THE MAGNETOS AND EXITED THE AIRCRAFT. AS HE TURNED THE PROPELLER, IT ROTATED AROUND DUE TO ENGINE COMPRESSION AND STRUCK HIM ON THE FOREHEAD. HE LOST HIS BALANCE AND FELL BACKWARD, AT WHICH TIME HE STRUCK HIS HEAD ON THE RAMP, CAUSING A SKULL FRACTURE.
The National Transportation Safety Board determines the probable cause(s) of this accident to be: THE PILOT-IN-COMMAND'S FAILURE TO STAND CLEAR OF THE PROPELLER AS HE ROTATED IT BY HAND, RESULTING IN THE PROPELLER ROTATING AROUND DUE TO ENGINE COMPRESSION, STRIKING THE PILOT, CAUSING HIM TO LOSE HIS BALANCE AND FALL TO THE RAMP, RESULTING IN SERIOUS INJURY.
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