As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) RUDDER PEDAL BECAME DISENGAGED FROM PEDAL SPIGOT, RS87 RETAINING RING CAME OUT OF RETAINING SLOT. RETAINING RING SEEMED TO HAVE INSUFFICIENT TENSION TO STAY IN SLOT. NEW RING INSTALLED AND NO FURTHER PROBLEMS. FLEETWIDE INSPECTION CARRIED OUT AND NO SIMILAR PROBLEMS FOUND.