What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23)The pilot experienced limited tail rotor control in flight. The pilot executed a run-on landing without any damage sustained to the aircraft. Subsequent examination revealed that a foreign tail rotor pitch change drive pin had become logded in the pitch control mechanism. privacy data omitted It could not be determined what maintenance activity left the pin in the pitch change shaft.
As the FAA filed it
(-23)THE PILOT EXPERIENCED LIMITED TAIL ROTOR CONTROL IN FLIGHT. THE PILOT EXECUTED A RUN-ON LANDING WITHOUT ANY DAMAGE SUSTAINED TO THE AIRCRAFT. SUBSEQUENT EXAMINATION REVEALED THAT A FOREIGN TAIL ROTOR PITCH CHANGE DRIVE PIN HAD BECOME LOGDED IN THE PITCH CONTROL MECHANISM. ^PRIVACY DATA OMITTED^ IT COULD NOT BE DETERMINED WHAT MAINTENANCE ACTIVITY LEFT THE PIN IN THE PITCH CHANGE SHAFT.