What was found
PILOTS REPORTED ABNORMAL CYCLIC MOVEMENTS IN FLIGHT. INSPECTION OF THE MAIN ROTOR SPINDLES SHOWED BRINELLING OF THE SPINDLE BEARINGS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PILOTS REPORTED ABNORMAL CYCLIC MOVEMENTS IN FLIGHT. INSPECTION OF THE MAIN ROTOR SPINDLES SHOWED BRINELLING OF THE SPINDLE BEARINGS.