Nov 8, 1996
Incident
DAYTON, OH
InjuriesNone
Phase of Flight-
ConditionsUnk
OperationFAR 121
Probable Cause
Failure of the output drive unit shear pin due to lack of lubrication to the screw actuator assemblies. Contributing to the cause was the aircraft manufacturer's production and inspection personnel failing to lubricate the screw assemblies after initial installation and again after washing.
NTSB IAD97IA018