NTSB Identification: ATL88LA129.
The docket is stored on NTSB microfiche number 36755.
Accident occurred Saturday, April 02, 1988 in STOCKBRIDGE, GA
Probable Cause Approval Date: 07/10/1989
Aircraft: NORTH AMERICAN T-6G, registration: N9871C
Injuries: 1 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 AIRPLANE LANDED WITH THE LEFT WHEEL LOCKED, AND SUBSEQUENTLY NOSED OVER DURING THE LDG ROLL. POST-CRASH EXAM REVEALED THAT THE LEFT WHEEL COULD NOT BE ROTATED IN THE FWD DIRECTION BY HAND, AND THAT IT COULD BE ROTATED AFT BY HAND ONLY WITH CONSIDERABLE EFFORT. THE WHEEL REMAINED LOCKED IN THE FWD DIRECTION AFTER THE HYD BRAKE LINE WAS DISCONNECTED FROM THE LEFT BRAKE ASSY. DISASSEMBLY OF THE BRAKE ASSY REVEALED NO EVIDENCE OF MECHANICAL FAILURE OR MALFUNCTION. THE PLT INDICATED THAT BRAKE FLUID HAD LEAKED ONTO THE BRAKE SHOE CAUSING IT TO EXPAND AND LOCK THE WHEEL.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:LANDING GEAR,NORMAL BRAKE SYSTEM..BINDING(MECHANICAL)
The National Transportation Safety Board determines the probable cause(s) of this accident to be:FLUID,HYDRAULIC..LEAK
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