NTSB Identification: DEN82DA040
14 CFR Part 133: Rotorcraft Ext. Load
Accident occurred Sunday, March 07, 1982 in TRENTON, ND
Probable Cause Approval Date: 03/07/1983
Aircraft: BELL 206B III, registration: N16867
Injuries: 1 Serious.

THE AIRCRAFT WAS HOVERING DURING A SLING LOAD OPERATION WHEN THE ENGINE LOST POWER. THE PILOT RELEASED THE LOAD BUT DUE TO LOW ROTOR RPM THE AIRCRAFT LANDED HARD, SUBSTANTIALLY DAMAGING THE AIRCRAFT. INVESTIGATON REVEALED A FAILURE OF THE FORWARD MALE SPLINES ON THE SPIN ADAPTER GEARSHAFT AND THE FUEL NOZZLE SCREEN COLLAPSED AND CLOGGED WITH FIBROUS DEBRIS.

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

FUEL SYSTEM,NOZZLE..BLOCKED(PARTIAL)


Contributing Factors

LOAD JETTISON..PERFORMED..PILOT IN COMMAND

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