NTSB Identification: MIA87IA081.
The docket is stored on NTSB microfiche number 32929.
Incident occurred Saturday, January 31, 1987 in BOCA RATON, FL
Probable Cause Approval Date: 07/10/1989
Aircraft: ENSTROM F28C, registration: N8627H
Injuries: 1 Uninjured.

NTSB investigators used data provided by various sources and may not have traveled in support of this investigation to prepare this aircraft incident report.

THE HELICOPTER SPUN UNCONTROLLABLY ON THE GROUND AFTER THE RIGHT ANTI-TORQUE PEDAL CABLE WAS SEVERED WHILE LANDING. EXAMINATION OF THE HELICOPTER REVEALED THAT THE TETER STOP FAILED TO LIMIT THE TRAVEL OF THE TAIL ROTOR SPINDLE ASSY THEREBY REDUCING THE CLEARANCE BETWEEN THE BLADES AND THE CABLE. AFTER CONTACT WITH THE STOP THE BLADES THEN FLEXED, CONTACTED THE CABLE, & DURING ROTATION, SEVERED IT WHERE IT EXITS THE TAIL BOOM ASSY.

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

ROTORCRAFT FLIGHT CONTROL,TAIL ROTOR CONTROL..INADEQUATE

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

ROTORCRAFT FLIGHT CONTROL,TAIL ROTOR CABLE..DISABLED

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