As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING AN UNSCHEDULED BELL CRANK CHANGE, IT WAS DISCOVERED THAT THE GOVERNOR ARM WAS SEIZED. A RENTAL GOVERNOR WAS INSTALLED WHILE THIS UNIT GOES FOR REPAIR. INSPECTION OF THE CONTROL LINKAGE INDICATES THAT THE SPRING ROD PROTECTION SYSTEM HAD BEEN IN USE.