What was found
(CAN)THE DRIVE LINK WAS BEING REMOVED TO REPLACE THE TRUNNION BEARING IN THE SWASHPLATE OUTER RING ASSEMBLY. THE BOLT HEAD SHEARED OFF UPON DISASSEMBLY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN)THE DRIVE LINK WAS BEING REMOVED TO REPLACE THE TRUNNION BEARING IN THE SWASHPLATE OUTER RING ASSEMBLY. THE BOLT HEAD SHEARED OFF UPON DISASSEMBLY.