Primary finding
Probable cause
A slipping rotor drive clutch assembly due to improper maintenance by company personnel. Contributing factors were static wires in the path.
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NTSB investigation record
MKC90LA088
CompletedBell 47· N5120B
- Date
- April 18, 1990
- Location
- Oakdale, MN
- Conditions
- VMC
- Record
- Completed
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