As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT TOTAL TIME 6,992.5 HOURS. AIRCRAFT WAS IN CLIMB TO 10,000 FEET WHEN VIBRATIONS AND ODOR WERE NOTICED IN COCKPIT AND CABIN. RETURNED TO AIRPORT AND FOUND MAIN BEARINGS HAD FAILED ON COOLING TURBINE. MANUFACTURER HAS NO OVERHAUL PERIOD FOR THIS UNIT. SUBMITTER SUGGESTED A TBO BE SET.