As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RH UPPER THRUST REVERSER DOOR CRACKED. MX REMOVED AND REPLACED UPPER RIGHT TR DOOR WITH A AS REMOVED UNIT FROM N487TM. INSTALL RIGHT UPPER TRT BUCKET P/N 225-0006-503 S/N B4328-4 FROM AIRCRAFT N487TM. PERFORMED FUNCTIONAL TEST AND CONFIRMED SERVICEABILITY IAW BEECHCRAFT 400/400A 78-30-00