As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(AUS) TAIL ROTOR PITCH CHANGE ASSEMBLY FAULTY - ASSEMBLY WAS REFITTED AT THE 2000 HOURLY SERVICING WITH NO WORK RELEASE ORDER OR RELEASE NUMBER SHOWING IT TO BE OVERHAULED BY ROBINSON HELICOPTER - PERSONNEL/MAINTENANCE ERROR - UNAPPROVED PART