As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DISCOVERED DURING A SCHEDULED MAINTENANCE EVENT THE FOLLOWING DISCREPANCY. WHILE PERFORMING BULLETIN 109EP-1222 & AMC EO-06-6322-EO-452, 200 HOUR INSPECTION OF RIGHT SIDE OIL COOLER BLOWER FAN IMPELLER PLAY MEASUREMENT, HE FOUND THE PULLEY TO BE SLIPPING ON IMPELLER SHAFT. UPON FURTHER DISASSEMBLY, THERE WAS REVEALED A SHEARED SHAFT WHERE THE PULLEY CONNECTS TO THE IMPELLER SHAFT. THIS AIRCRAFT REMAINS OUT OF SERVICE AT THE TIME OF THIS SUBMISSION AWAITING PARTS.