As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING A 100 HRS SCHEDULED INSPECTION, 1 OF THE TAIL ROTOR DRIVESHAFT, REAR SECTION OUTER BEARING BUSHING WAS FOUND WITH OVERHEAT DAMAGED CAUSED BY THE HOT ENGINE GASES, TO THE POINT WERE THE RUBBER MELTED AGAINST THE DRIVE SHAFT FAIRING. PART WAS REPLACED SINCE THE ACFT HAS BEEN MODIFIED WITH A LTS 101-700D2 ENGINE IAW STC SR01647SE.